Abstract

The present disclosure relates to an input system, and more particularly, to an electronic device capable of sensing a stylus pen together with an object such as a finger that is in proximity or in contact with the outside, and an input system including a stylus pen including a ferrite core for a stylus pen capable of improving the magnitude of a pen signal received by the electronic device.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

In one embodiment, an electronic device includes a sensor unit and a controller. The sensor unit includes a plurality of first patterns, each being disposed to extend in a first direction. One end and the other end of each of the plurality of first patterns are electrically connected to the controller. The sensor unit further includes a plurality of second patterns, each being disposed to extend in a second direction intersecting the first direction. One ends of at least two second patterns among the plurality of second patterns are electrically connected to each other, and at least one of the other ends of the at least two second patterns is configured to be electrically connected to the controller.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 1/16 - Constructional details or arrangements
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

The present invention relates to a multifunctional touch input device capable of detecting a touch position, driving a stylus pen, and detecting a position of the stylus pen. In one embodiment, an electronic device includes a sensor unit and a control unit. The sensor unit includes a first pattern extended along a first direction, a second pattern adjacent to the first pattern and extended along the first direction, and a third pattern extended along a second direction. The first to third patterns are arranged in an array. The other ends of the plurality of second patterns are electrically connected to each other. In a touch sensing mode, the control unit applies a touch driving signal to the first pattern and applies a signal identical to the touch driving signal to the second pattern.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry

Abstract

A touch device according to an example embodiment includes a plurality of touch electrodes each of which has a first end and a second end, a plurality of first traces that is connected to the first ends of a plurality of first touch electrodes among the plurality of touch electrodes, a plurality of second traces that is connected to the second ends of a plurality of second touch electrodes among the plurality of touch electrodes, and a touch controller configured to correct the plurality of first output signals and/or the second output signals based on a first reference output signal of a first touch electrode adjacent to the plurality of second touch electrodes among a plurality of first output signals received through the plurality of first traces, and a second reference output signal of a second touch electrode adjacent to the plurality of first touch electrode among a plurality of second output signals received through the plurality of second traces.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

An electronic device according to an embodiment of the present invention comprises: a sensor disposed under a touch surface and including a plurality of first electrodes each disposed along a first direction and a plurality of third electrodes each disposed along a second direction crossing the first direction; and a controller electrically connected to the sensor and configured to control the sensor, wherein the controller is configured to apply a driving signal to at least one first electrode among the plurality of first electrodes for a predetermined time, receive a reception signal from at least one other first electrode, and electrically ground the plurality of third electrodes to determine a low mass ground (LGM) state of an object on the touch surface.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

A touch input device includes a touch sensor and a control unit. In one embodiment, the touch sensor includes first touch electrodes, second touch electrodes, first pen electrodes, and second pen electrodes. Each of the first touch electrodes includes a pair of electrode portions. A first electrode portion of the pair is disposed adjacent to a partial touch electrode of the second touch electrodes. A second electrode portion of the pair is disposed adjacent to a remaining touch electrode of the plurality of second touch electrodes. A first drive signal is simultaneously applied to a first electrode portion of the first touch electrode, and a second drive signal is simultaneously applied to a second electrode portion of the first touch electrode. The second driving signal is a signal of a phase of the first driving signal shifted by 180 degrees.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

A touch input device according to an embodiment of the present invention includes: a display panel including an ELVSS layer; a touch sensor disposed on the ELVSS layer of the display panel; and a sensing unit electrically connected with the touch sensor to sense a touch position of an object to be touched.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• H10K 59/40 - OLEDs integrated with touch screens

Abstract

A foldable electronic device according to an embodiment may include a display panel configured to be folded along a folding axis parallel to a first direction, a plurality of adhesive layers below the display panel, and positioned in an area excluding at least a portion of the folding area that forms a curved surface in a folded state of the display panel, and a magnetic shielding layer attached under the display panel through the plurality of adhesive layers.

IPC Classes  ?

• G06F 1/18 - Packaging or power distribution
• G06F 1/16 - Constructional details or arrangements

Abstract

An embodiment of the present invention provides a display device including: a loop coil; a display unit configured to include a plurality of pixels; a display driver configured to apply a data signal and a scan signal to the pixels depending on a vertical synchronization signal and a horizontal synchronization signal; a plurality of touch electrodes positioned on the display unit; a driving receiver configured to apply a driving signal to the loop coil during a first period and to receive a sensing signal from at least one of the touch electrodes during a second period after the first period; and a controller configured to generate touch information by using the sensing signal, wherein the driving signal is synchronized to at least one pulse of the vertical synchronization signal and the horizontal synchronization signal.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

The present disclosure relates to an electronic device, and more particularly, to an electronic device capable of simultaneously sensing a stylus pen and an object such as a finger brought into proximity or contact with the electronic device from the outside and capable of improving sensitivity degradation at an edge portion of an active arca of a display screen.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

Disclosed is a stylus pen and a method for manufacturing the same, and to a stylus pen that is miniaturized by using an inner empty space thereof to reduce an inner volume. A stylus pen in which a resonance frequency of a resonance circuit may be changed according to a movement of a core. A stylus pen includes a housing, a core having one end disposed outside the housing and the rest portion disposed in the housing and moved along a longitudinal direction by an external force applied to the one end, an inductor unit disposed in the housing, a capacitor unit disposed in the housing to form a resonance circuit with the inductor unit, a movable bracket disposed in the housing and disposed at the other end of the core to operate in conjunction with the core, and a magnetic body disposed in the movable bracket.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks

Abstract

An embodiment of the present invention relates to an electronic device and, more specifically, to an electronic device comprising: a sensor unit capable of driving and/or sensing a stylus pen; and at least one controller for controlling the sensor unit, wherein the controller can prevent or alleviate the occurrence of flicker on a display screen due to a stylus pen driving signal input to the sensor unit. The electronic device according to an embodiment of the present invention comprises: a sensor unit; and a controller configured to control the sensor unit, wherein the sensor unit includes a plurality of patterns, the controller is configured to simultaneously apply pen driving signals for driving a stylus pen to some of the plurality of patterns, and if the total sum of the pen driving signals simultaneously applied during a given time interval is not '0', the controller applies an additional pen signal to one or more of the remaining patterns to which no pen driving signals have been applied, such that the total sum of the pen driving signals and the additional pen signal becomes '0'.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks

Abstract

An electronic device according to an embodiment includes: a display panel; a touch electrode layer disposed on the display panel and comprising at least one touch electrode; and a conductive wire disposed on the display panel, disposed on the same layer as the touch electrode layer, and generating a magnetic field signal for driving a stylus pen.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 1/16 - Constructional details or arrangements
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

According to the present disclosure, a stylus pen includes: a housing; a core having one end disposed outside the housing and the rest portion disposed in the housing and moved along a longitudinal direction by external force applied to the one end; an inductor unit including a ferrite core disposed in the housing and having a through-hole through which the core passes and a coil wound around an outer surface of the ferrite core; a capacitor unit electrically connected to the inductor unit to form a resonance circuit; and a plurality of sealing members configured to block a plurality of moisture ingress paths that pass through a core opening of the housing.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• H01F 1/34 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
• H01F 3/10 - Composite arrangements of magnetic circuits

Abstract

The present disclosure relates to a ferrite core and a stylus pen including the same, and more particularly, to a ferrite core capable of improving an effect of magnetization caused by an external magnetic body and a stylus pen including the same. The present disclosure relates to a ferrite core and a stylus pen including the same, and more particularly, to a ferrite core capable of improving an effect of magnetization caused by an external magnetic body and a stylus pen including the same. The ferrite core according to an embodiment of the present disclosure, which is mounted in the stylus pen, includes 60 to 80 wt % of iron (Fe), 15 to 30 wt % of manganese (Mn), and 3 to 20 wt % of zinc (Zn).

IPC Classes  ?

• H01F 1/34 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• H01F 41/02 - Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformersApparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils or magnets

Abstract

A touch apparatus according to an exemplary embodiment of the present invention includes: a touch sensor; and a touch controller that operates in a resonance driving mode during which a first driving signal is output for generation of a resonance signal of a stylus pen to the touch sensor and an idle mode during which the driving signal output to the touch sensor is stopped, and obtains first touch coordinate information from a detection signal input from the touch sensor during the resonance driving mode.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

Provided are a touch sensor and a touch input device including the same. The touch sensor includes a driving electrode including a plurality of driving pattern parts arranged in a first direction and a connection pattern configured to electrically connect two driving pattern parts, which are adjacent to each other, of the plurality of driving patterns to each other, and a receiving electrode, in which a first receiving pattern part and a second receiving pattern part, which are disposed with the connection pattern of the driving electrode therebetween, are alternatively arranged in a second direction perpendicular to the first direction.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A touch input device according to an embodiment of the present invention drives a stylus pen including a resonance circuit unit and senses a pen signal from the stylus pen, and comprises: a cover layer; a sensor unit which is arranged below the cover layer, and which includes at least one pattern for driving the stylus pen and sensing the pen signal; a display unit arranged below the sensor unit; and a shielding unit arranged below the display unit, wherein the shielding unit has a permeability and a thickness that allows the change rate of an inductance value of the resonance circuit unit to be −10% to +10% of a reference inductance value.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A test device according to the present disclosure comprises: a test pad including a resonance circuit including an inductor and a capacitor, the test pad being disposed adjacent to a device under test (DUT); and a monitoring device for receiving, from the DUT, a touch signal generated on the basis of a detection signal transmitted from the resonance circuit to the DUT, and determining whether the DUT is defective on the basis of the touch signal.

IPC Classes  ?

• G01N 27/82 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
• G02F 1/13 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells

Abstract

An electronic device according to an embodiment includes: a display panel; a touch electrode layer disposed on the display panel and comprising at least one touch electrode; and a conductive wire disposed on the display panel, disposed on the same layer as the touch electrode layer, and generating a magnetic field signal for driving a stylus pen.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 1/16 - Constructional details or arrangements
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

The present invention relates to a smart watch and, more specifically, to a smart watch that can have improved wheel touch sensitivity. The present invention relates to a smart watch and, more specifically, to a smart watch that can have improved wheel touch sensitivity. The smart watch according to one embodiment of the present invention comprises: a display module including a cover member, a display unit, which is disposed under the cover member and has a touch sensor including a plurality of electrode patterns, and a substrate disposed under the display unit; a guide which is arranged to encompass the cover member and the display unit, and which is made of an insulating material; a wheel touch sensor which is arranged to encompass the display unit, and which is disposed under the guide; and an external case arranged to encompass the guide.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

A pen and touch input system according to an embodiment of the present invention includes a touch input device including a sensor unit and a control unit for controlling the sensor unit and a stylus pen interacting with the touch input device.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

An embodiment of the present invention provides a display device including: a touch sensor configured to sequentially transfer an electromagnetic signal having two or more frequencies to a stylus pen, and to receive an electromagnetic signal corresponding to the electromagnetic signal from the stylus pen; and a touch controller configured to operate the touch sensor by determining one of the two or more frequencies as the frequency of the electromagnetic signal depending on a change in the received electromagnetic signal.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

The present disclosure relates to a stylus pen. The stylus pen according to the present disclosure includes: a housing; a resonance circuit unit accommodated in an internal space of the housing, including an inductor unit and a capacitor unit electrically connected to the inductor unit, and configured to resonate in response to a magnetic signal generated by a touch screen; and a magnetic field blocking unit surrounding at least a partial portion of the resonance circuit unit, and including a magnetic material.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A pen and touch input system according to an embodiment of the present invention includes a touch input device including a sensor unit and a control unit that controls the sensor unit, and a stylus pen capable of operating with the touch input device.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A stylus pen according to an exemplary embodiment includes: an inductor unit; and a capacitor unit including a plurality of first capacitors connected to the inductor unit in parallel, a connection member including a first signal line connected to one end of each of the plurality of first capacitors, a movable member including a second signal line connected to the first signal line when contacting the connection member, a conductive elastic member connected to the second signal line, and a second capacitor connected between the elastic member and the other end of each of the plurality of first capacitors.

IPC Classes  ?

• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

According to an example embodiment, a stylus pen may include an inductor including a core body, ferrite core, a coil wound on an outer surface of the ferrite core, and a magnetic body spaced apart from the ferrite core by pressure applied to the core body.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

Disclosed is a touch input device including: a touch sensor including a plurality of electrodes; a drive unit configured to apply a driving signal to at least some of the plurality of electrodes of the touch sensor; a touch signal detection unit configured to detect a touch-position-related signal related to a touch position of an object inputted to the touch surface from at least some of the plurality of electrodes of the touch sensor; and an LGM disturbance signal detection unit configured to detect an LGM-disturbance-signal-related signal related to an LGM disturbance signal generated from the touch surface from at least some of the plurality of electrodes of the touch sensor.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Goods & Services

Integrated circuits; integrated circuit module; printed circuit boards; touch pads; semiconductors; touch screen; touchscreen sensors; touch sensor sheet; electronic pressure sensors; touch panel; stylus pen for smart phones; stylus pen for touch pad; stylus pen for tablet PC; stylus pen for laptop; stylus pen for screen in cars; magnetic stylus pen; electric stylus pen; electromagnetic stylus pen; smartwatches; electromagnetic sensors for stylus. Wholesale store services featuring integrated circuits; retail store services featuring integrated circuits; wholesale store services featuring semiconductors; retail store services featuring semiconductors; wholesale store services featuring printed circuit boards; retail store services featuring printed circuit boards; wholesale store services featuring electronic components for computers; retail store services featuring electronic components for computers; wholesale store services featuring stylus for smart phones; retail store services featuring stylus for smart phones; wholesale store services featuring electronic styluses; retail store services featuring electronic styluses; wholesale store services featuring stylus pen for touch pad; retail store services featuring stylus pen for touch pad; wholesale store services featuring touchscreen sensors; retail store services featuring touchscreen sensors; wholesale store services featuring smartwatches; retail store services featuring smartwatches. Design of semiconductors or integrated circuits; product research, custom design and testing for new product development regarding semiconductors; design of semiconductor chips; design services relating to integrated circuits; design and testing of semiconductors; consultancy in the design and development of integrated circuits; layout design services of integrated circuits; development of technologies for the fabrication of circuits for wireless communication, electronic data processing, consumer electronic, automotive electronics; product design on electronic components; product design on electronic components (stylus pen); research and development of electronic components (stylus pen); product design on electronic components (touchscreen sensors); research and development of electronic components (touchscreen sensors).

Abstract

A touch device according to the present invention comprises: a flexible printed circuit board; a touch panel positioned on the flexible printed circuit board; a first metal sheet positioned between the touch panel and the flexible printed circuit board; and a first shielding sheet positioned between the touch panel and the first metal sheet.

IPC Classes  ?

• H05K 9/00 - Screening of apparatus or components against electric or magnetic fields
• H05K 1/02 - Printed circuits Details
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

Disclosed is a stylus pen including: a ferrite core; and a coil including a plurality of metal wires twisted to have a number of twist turns per unit length of at least n, and wound on an outer surface of the ferrite core.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A touch input device according to an embodiment of the present invention includes: a display panel including an ELVSS layer; a touch sensor disposed on the ELVSS layer of the display panel; and a sensing unit electrically connected with the touch sensor to sense a touch position of an object to be touched.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• H10K 59/40 - OLEDs integrated with touch screens

Abstract

The disclosed subject matter relates to a touch input device, and more particularly, to a touch input device including a touch sensor, which is capable of accurately detecting whether a touch input to a touch surface is input by an object or/and a touch position even in a situation where the touch input device is in a floating state. The touch input device includes a touch surface, including: a touch sensor which is disposed under the touch surface and includes a plurality of driving electrodes, a plurality of receiving electrodes, and a plurality of dummy receiving electrodes; and a touch detection unit configured to detect a touch position of an object input to the touch surface based on a detection signal output from the plurality of receiving electrodes of the touch sensor, in which the touch detection unit detects the touch position of the object input to the touch surface.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• H10K 59/40 - OLEDs integrated with touch screens

Abstract

An exemplary embodiment of the present invention provides a stylus pen including: a body; a conductive tip configured to be exposed from an inside of the body to an outside thereof; and a resonance circuit connected to the conductive tip to resonate an electrical signal transferred from the conductive tip. An inductor unit of the resonance circuit includes a ferrite core and a coil wound in multiple layers over at least a portion of the ferrite core. The ferrite core includes nickel, and the coil can be formed by a litz wire with adjacent winding layers that are wound to be inclined in a zigzag form.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• H01F 1/03 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity
• H01F 17/04 - Fixed inductances of the signal type with magnetic core

Abstract

An embodiment of the present invention provides a touch device for sensing a position of a stylus including a resonance circuit, including: a plurality of electrode; and a touch controller configured to receive a sensing signal from the electrodes to determine a position of the stylus, wherein the electrodes includes electrodes in which directions of currents induced in the electrodes by the resonance circuit are opposite to each other.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

An embodiment of the present invention relates to a touch sensor and a touch input device comprising same. The touch sensor according to the embodiment of the present invention comprises: a plurality of driving electrodes each having a shape extending in a first direction and having a plurality of openings arranged along the first direction; and a plurality of reception electrodes comprising a plurality of reception electrode patterns arranged in the plurality of openings of the plurality of driving electrodes, and a plurality of connection patterns which are arranged along a second direction different from the first direction and electrically connect the plurality of reception electrode patterns.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Goods & Services

Integrated circuits; integrated circuit module; printed circuit boards; touch pads; semiconductors; touch screen pens; touchscreen sensors; touch sensor sheet; electronic pressure sensors; touch panel; stylus pen for touch screen smart phones; stylus pen for touch pad; stylus pen for touchscreen tablet PC; stylus pen for touchscreen laptop; stylus pen for touchscreen devices in cars; magnetic computer stylus pen; electric computer stylus pen; electromagnetic stylus pen; smartwatches; electromagnetic sensors for stylus Wholesale store services featuring integrated circuits; retail store services featuring integrated circuits; wholesale store services featuring semiconductors; retail store services featuring semiconductors; wholesale store services featuring printed circuit boards; retail store services featuring printed circuit boards; wholesale store services featuring electronic components for computers; retail store services featuring electronic components for computers; wholesale store services featuring stylus for smart phones; retail store services featuring stylus for smart phones; wholesale store services featuring electronic styluses; retail store services featuring electronic styluses; wholesale store services featuring stylus pen for touch pad; retail store services featuring stylus pen for touch pad; wholesale store services featuring touchscreen sensors; retail store services featuring touchscreen sensors; wholesale store services featuring smartwatches; retail store services featuring smartwatches Design of semiconductors or integrated circuits; product research, custom design and testing for new product development regarding semiconductors; design of semiconductor chips; design services relating to integrated circuits; design and testing of semiconductors; consultancy in the design and development of integrated circuits; layout design services of integrated circuits; development of technologies for the fabrication of circuits for wireless communication, electronic data processing, consumer electronic, automotive electronics; product design on electronic components; product design on electronic components, namely, stylus pens; research and development of electronic components namely stylus pens; product design of electronic components namely touchscreen sensors; research and development of electronic components namely touchscreen sensors.

Abstract

A pen and touch input system according to an embodiment of the present invention includes a touch input device including a sensor unit and a control unit for controlling the sensor unit and a stylus pen interacting with the touch input device.

IPC Classes  ?

• G06F 3/045 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

The present invention relates to a multi-functional touch input device capable of detecting a touch position, driving a stylus pen, and detecting the position of the stylus pen, the touch input device according to an embodiment of the present invention comprising a sensor unit and a control unit electrically connected to the sensor unit. In addition, provided is the touch input device capable of improving touch position sensing sensitivity by removing noise when detecting a touch position.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

Described is a multi-functional touch input device capable of detecting a touch position, driving a stylus pen, and detecting the position of the stylus pen. The touch input device according to another embodiment of the present invention comprises a sensor unit and a control unit, wherein the sensor unit comprises: a plurality of first patterns extending in a first direction and having one ends electrically connected to the control unit; a plurality of second patterns extending in the first direction and disposed adjacent to the first patterns; a plurality of third patterns extending in a second direction perpendicular to the first direction and having one ends electrically connected to the control unit; and a plurality of fourth patterns extending in the second direction, disposed adjacent to the third patterns, and having one ends electrically floated and the other ends electrically connected to each other.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

A touch sensor includes a plurality of first electrodes and a plurality of second electrodes, the first electrodes are arranged in a first direction, and the second electrodes are arranged in a second direction different from the first direction and include a second-a electrode pattern disposed directly adjacent to the first electrode and a second-b electrode pattern spaced a predetermined distance from the first electrode. A control unit matches a plurality of codes that are programmed by a built-in firmware with a plurality of addresses, respectively, and store the matched codes in a codebook table, receives the plurality of stored codes according to a scan mode to generate a driving signal and output the generated driving signal to the plurality of second electrodes, and receives a sensing signal output from the plurality of first electrodes to detect a touch position of an object disposed on the touch sensor.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

A stylus pen may be optimized to a housing having a specific shape and may improve a magnitude of a pen signal. A ferrite core is mounted in a stylus pen and has a through-hole formed along a longitudinal direction of the stylus pen. The ferrite core has a first cross-sectional shape in a first vertical direction perpendicular to the longitudinal direction and a second cross-sectional shape in a second vertical direction perpendicular to both the longitudinal direction and the first vertical direction, the first cross-sectional shape is different from the second cross-sectional shape, the ferrite core includes a curved portion disposed at one end of the ferrite core, and the curved portion includes at least two curved surfaces that are curved from one side surface of one end of the ferrite core to a portion adjacent to the through-hole of the ferrite core in a direction toward the through-hole.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks

Abstract

Disclosed is an input device including a touch sensor, which is capable of accurately detecting whether a touch input to a touch surface is input by an object or/and a touch position even in a situation where the touch input device is in a floating state. The touch input device includes a touch surface, including: a touch sensor which is disposed under the touch surface and includes a plurality of driving electrodes, a plurality of receiving electrodes, and a plurality of dummy receiving electrodes; and a touch detection unit configured to detect a touch position of an object input to the touch surface based on a detection signal output from the plurality of receiving electrodes of the touch sensor, in which the touch detection unit detects the touch position of the object input to the touch surface.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• H10K 59/40 - OLEDs integrated with touch screens

Abstract

A touch input device is disclosed that may comprise a display panel and/or a touch sensor. The touch sensor may include a driving electrode and/or a receiving electrode that may be disposed on the display panel and/or inside the display panel. The touch input device may comprise an electrode pattern that may be disposed on a bottom surface of the display panel. The touch input device may comprise a controller that may be configured to provide a first driving signal to the driving electrode of the touch sensor. The controller may be configured to receive a touch detection signal from the receiving electrode of the touch sensor. The controller may be configured to detect a touch position, perhaps for example based on the touch detection signal. The controller may be configured to provide a second driving signal different from the first driving signal to the electrode pattern.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

An input device includes a touch sensor, which is capable of accurately detecting whether a touch input to a touch surface is input by an object or/and a touch position even in a situation where the touch input device is in a floating state. The touch input device includes a touch surface, including: a touch sensor which is disposed under the touch surface and includes a plurality of driving electrodes, a plurality of receiving electrodes, and a plurality of dummy receiving electrodes; and a touch detection unit configured to detect a touch position of an object input to the touch surface based on a detection signal output from the plurality of receiving electrodes of the touch sensor, in which the touch detection unit detects the touch position of the object input to the touch surface.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• H10K 59/40 - OLEDs integrated with touch screens

Abstract

The present invention relates to a multifunctional touch input device capable of detecting a touch position, driving a stylus pen, and detecting a position of the stylus pen. The touch input device includes a sensor unit and a control unit, the sensor unit including a plurality of patterns. The plurality of patterns include a first pattern extending in a first direction, a second pattern disposed adjacent to the first pattern, a third pattern extending in a second direction different from the first direction, and a fourth pattern disposed adjacent to the third pattern. Here, the plurality of first third patterns have one ends electrically connected to the control unit and the other ends electrically opened. The plurality of first patterns have the other ends that are electrically connected to each other, and the plurality of third patterns have the other ends that are electrically connected to each other.

IPC Classes  ?

• G06F 3/03 - Arrangements for converting the position or the displacement of a member into a coded form
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry

Abstract

The present invention relates to a smart watch and a driving method therefor and, more specifically, to a smart watch capable of improving or increasing the sensitivity of a wheel touch and to a driving method therefor. The smart watch according to one embodiment of the present invention comprises: a touch screen panel comprising a touch sensor; a wheel sensor comprising a first wheel sensor disposed to surround the touch screen panel, and a second wheel sensor disposed to surround the first wheel sensor; and an outer case disposed to surround the wheel sensor.

IPC Classes  ?

• G04G 17/06 - Electric connectors, e.g. conductive elastomers
• G04G 21/08 - Touch switches specially adapted for time-pieces
• G04G 17/04 - Mounting of electronic components
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0362 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 1D translations or rotations of an operating part of the device, e.g. scroll wheels, sliders, knobs, rollers or belts

Abstract

The present disclosure relates to an electronic device, and more particularly, to an electronic device capable of sensing a stylus pen and an external object such as a finger, which is brought into proximity or contact with the electronic device and reducing the number of channels between a sensor unit and a touch controller. The electronic device according to an embodiment of the present invention includes a sensor unit and a touch controller. Here, the sensor unit includes: a plurality of first patterns, each of which extends in a first direction and has both ends electrically connected to the touch controller; and a plurality of third patterns, each of which extends in a second direction different from the first direction to cross the first pattern and has both ends of which at least one end is electrically connected to the touch controller.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 1/16 - Constructional details or arrangements
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

An embodiment of the present invention relates to an electronic device and a proximity sensing method thereof, and, more specifically, to an electronic device and a proximity sensing method thereof, the device being capable of alleviating flickering on a display panel during proximity sensing and enhancing signal-to-noise ratio (SNR). The electronic device of the present invention comprises: a sensor including a plurality of driving electrodes and a plurality of reception electrodes arranged to intersect the plurality of driving electrodes; and a control unit which simultaneously drives the plurality of driving electrodes for a predetermined time for proximity sensing on a touch screen, and which detects the proximity of an object on the touch screen on the basis of sensing signals from the plurality of reception electrodes, wherein the control unit applies a positive (+) driving signal to some of the plurality of driving electrodes and applies a negative (-) driving signal to the remaining driving electrodes of the plurality of driving electrodes.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• H03F 3/45 - Differential amplifiers
• G06F 3/047 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using sets of wires, e.g. crossed wires

Abstract

A touch input device according to the present invention is a touch input device including a display panel, and the touch input device comprises a plurality of first electrodes and a plurality of second electrodes disposed to cross the plurality of first electrodes. A touch sensor and a touch controller are electrically connected to the plurality of the first electrodes and the plurality of the second electrodes. The touch controller is configured to control the touch sensor, wherein the second electrode comprises a pair of electrode portions, one electrode portion of the pair of electrode portions is disposed adjacent to at least one part of the plurality of first electrodes, and the other one of the pair of electrode portions of the second electrode is disposed adjacent to the plurality of electrode portions. At least one of the first electrodes is disposed adjacent to the remaining portion of electrodes.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

A touch device according to the present disclosure comprises: a touch panel including a plurality of touch electrodes; and a shielding sheet located under the touch panel and including a plurality of shielding areas having different shielding rates for a magnetic field on the touch panel.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• H05K 9/00 - Screening of apparatus or components against electric or magnetic fields

Abstract

A touch apparatus according to an exemplary embodiment includes: a touch panel that includes a plurality of first touch electrodes extending in a first direction and arranged in a second direction that crosses the first direction, and a plurality of second touch electrodes extending in the second direction and arranged in the first direction; and a touch driver that applies a first driving signal for generation of a resonance signal of a stylus pen to the touch panel in a first section, and receives a detection signal from the plurality of first touch electrodes and the plurality of second touch electrodes in a second section that is next to the first section.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

A touch sensor minimizing the total number of channels for the touch sensor and a width of a bezel. The touch input device having a portrait shape in which a vertical length is greater than a horizontal length according to an embodiment includes: a touch sensor including a plurality of first electrodes arranged in the vertical direction and a plurality of second electrodes arranged in the horizontal direction; and a control unit electrically connected to the plurality of first electrodes and the plurality of second electrodes to control the touch sensor. The second electrode includes a pair of electrodes, one of the pair of electrodes of the second electrode is disposed adjacent to at least one electrode of the plurality of first electrodes, and the other of the pair of electrodes of the second electrode is disposed adjacent to at least one remaining electrode of the plurality of first electrodes.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

A touch input device preventing a flicker from occurring on a display screen caused by multi-driving of a touch sensor. The touch input device includes a display panel having a plurality of scan lines; a touch sensor including a plurality of driving electrodes arranged in the same direction as the scan line and a plurality of receiving electrodes arranged in a direction different from the scan line; and a control unit configured to perform a touch scan so that driving signals are applied to two or more driving electrodes of the plurality of driving electrodes. The control unit controls a driving timing of the touch scan so that the scan line to which a display scan signal is applied of the plurality of scan lines and the driving electrodes to which the driving signals are applied are not in overlap with each other in terms of time and space.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G09G 3/20 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix

Abstract

An input device according to an embodiment of the present invention comprises: a touch sensor including a plurality of driving electrodes and a plurality of receiving electrodes; and a control unit which applies driving signals corresponding to multi-driving code to driving electrodes selected from among the plurality of driving electrodes and determines a touch position on the basis of detection signals received from the plurality of receiving electrodes.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/047 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using sets of wires, e.g. crossed wires

Abstract

An exemplary embodiment of the present invention provides a touch apparatus including: a touch panel configured to include a plurality of touch electrodes; a touch driver configured to apply a first driving signal to a first touch electrode of the touch electrodes during a first period, and a second driving signal to the touch electrodes during a second period subsequent to the first period; and a touch controller configured to determine a detection signal as a valid touch signal based on whether a signal strength of the detection signal received in response to the first driving signal exceeds a first threshold during the first period, wherein the detection signal include at least one of a first detection signal generated by a first touch object and a second detection signal generated by a second touch object, and the first detection signal is determined as a valid touch signal, while the first threshold is set to filter the second detection signal.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

Disclosed is an electronic device comprising: a sensor unit; and a control unit, wherein the sensor unit comprises a plurality of first patterns extending in a first direction; a plurality of second patterns extending in the first direction, wherein the plurality of second patterns are disposed adjacent to the plurality of first patterns and have one ends that are electrically connected to each other; a plurality of third patterns extending in a second direction perpendicular to the first direction; and a plurality of fourth patterns extending in the second direction, wherein the plurality of fourth patterns are disposed adjacent to the plurality of third patterns and have one ends that are electrically connected to each other.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry

Abstract

An electronic device according to an embodiment includes: a display panel; a touch electrode layer disposed on the display panel and comprising at least one touch electrode; and a conductive wire disposed on the display panel, disposed on the same layer as the touch electrode layer, and generating a magnetic field signal for driving a stylus pen.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 1/16 - Constructional details or arrangements
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

An embodiment of the present invention provides a display device including: a loop coil; a display unit configured to include a plurality of pixels; a display driver configured to apply a data signal and a scan signal to the pixels depending on a vertical synchronization signal and a horizontal synchronization signal; a plurality of touch electrodes positioned on the display unit; a driving receiver configured to apply a driving signal to the loop coil during a first period and to receive a sensing signal from at least one of the touch electrodes during a second period after the first period; and a controller configured to generate touch information by using the sensing signal, wherein the driving signal is synchronized to at least one pulse of the vertical synchronization signal and the horizontal synchronization signal.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

An embodiment of the present invention relates to a sensor and an input device comprising same. The sensor according to an embodiment of the present invention comprises: a first electrode including first electrode pattern portions and second electrode pattern portions that alternate at least one at a time along a first axis direction, and including a first electrode connection pattern portion for electrically connecting the first electrode pattern portions and a second electrode connection pattern portion for electrically connecting the second electrode pattern portions; and a second electrode including third electrode pattern portions and fourth electrode pattern portions that alternate at least one at a time along a second axis direction that is different from the first axis direction, and including a third electrode connection pattern portion for electrically connecting the third electrode pattern portions and a fourth electrode connection pattern portion for electrically connecting the fourth electrode pattern portions.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/047 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using sets of wires, e.g. crossed wires
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• H03F 3/45 - Differential amplifiers

Abstract

A touch apparatus according to an exemplary embodiment of the present invention includes: a touch sensor; and a touch controller that operates in a resonance driving mode during which a first driving signal is output for generation of a resonance signal of a stylus pen to the touch sensor and an idle mode during which the driving signal output to the touch sensor is stopped, and obtains first touch coordinate information from a detection signal input from the touch sensor during the resonance driving mode.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

An embodiment of the present invention relates to a touch sensor and a touch input device comprising same. The touch sensor according to the embodiment of the present invention comprises: a plurality of driving electrodes each having a shape extending in a first direction and having a plurality of openings arranged along the first direction; and a plurality of reception electrodes comprising a plurality of reception electrode patterns arranged in the plurality of openings of the plurality of driving electrodes, and a plurality of connection patterns which are arranged along a second direction different from the first direction and electrically connect the plurality of reception electrode patterns.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

a touch device according to an exemplary embodiment includes: a plurality of touch electrodes; and a driver/receiver that applies driving signals, each having a frequency corresponding to a resonance frequency of a stylus pen, to the plurality of touch electrodes, and receives detection signals from the plurality of touch electrodes, wherein the driving signals may include a first driving signal and a second driving signal, each having a different phase.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

The present invention relates to a smartwatch and, more specifically, to a smartwatch which includes a wheel sensor for sensing a wheel being touched, improves the sensitivity of the wheel being touched, and has a simple and stable electrical connection structure between the wheel sensor and a controller. The smartwatch according to an embodiment of the present invention comprises: a display panel; a main board disposed under the display panel; a controller disposed at one surface of the main board; a wheel sensor disposed under the lower surface of the display panel; and a connection member electrically connecting the main board and the wheel sensor to each other.

IPC Classes  ?

• G04G 17/06 - Electric connectors, e.g. conductive elastomers
• G04G 17/04 - Mounting of electronic components
• G04G 21/08 - Touch switches specially adapted for time-pieces
• G06F 1/16 - Constructional details or arrangements
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

An embodiment of the present invention provides a display device including: a touch sensor configured to sequentially transfer an electromagnetic signal having two or more frequencies to a stylus pen, and to receive an electromagnetic signal corresponding to the electromagnetic signal from the stylus pen; and a touch controller configured to operate the touch sensor by determining one of the two or more frequencies as the frequency of the electromagnetic signal depending on a change in the received electromagnetic signal.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

Provided are a touch sensor and a touch input device including the same. The touch sensor includes a driving electrode including a plurality of driving pattern parts arranged in a first direction and a connection pattern configured to electrically connect two driving pattern parts, which are adjacent to each other, of the plurality of driving patterns to each other, and a receiving electrode, in which a first receiving pattern part and a second receiving pattern part, which are disposed with the connection pattern of the driving electrode therebetween, are alternatively arranged in a second direction perpendicular to the first direction.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

The present invention relates to a stylus pen and, more specifically, to a stylus pen, which can clearly distinguish between a hover motion, a contact motion and a pen pressure motion, has a simple internal structure, easily detects pen pressure, has relatively little performance change due to assembly deviations, and can reduce manufacturing costs. The stylus pen according to an embodiment of the present invention comprises: an inductor unit; a first elastic member disposed to be spaced from the inductor unit; a core which is disposed to penetrate the inductor unit, and which moves toward the first elastic member by means of an external force acting on one end thereof; and a magnetic body which is disposed between the inductor unit and the first elastic member, and of which the distance from the inductor unit changes in conjunction with that of the core, wherein the first elastic member is compressed by the movement of the core.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G01R 27/26 - Measuring inductance or capacitanceMeasuring quality factor, e.g. by using the resonance methodMeasuring loss factorMeasuring dielectric constants
• G01R 23/02 - Arrangements for measuring frequency, e.g. pulse repetition rateArrangements for measuring period of current or voltage

Abstract

The present invention relates to a multifunctional touch input device capable of detecting a touch position, driving a stylus pen, and detecting a position of the stylus pen. The touch input device includes a sensor unit and a control unit, the sensor unit including a plurality of patterns. The plurality of patterns include a first pattern extending in a first direction, a second pattern disposed adjacent to the first pattern, a third pattern extending in a second direction different from the first direction, and a fourth pattern disposed adjacent to the third pattern. Here, the plurality of first third patterns have one ends electrically connected to the control unit and the other ends electrically opened. The plurality of first patterns have the other ends that are electrically connected to each other, and the plurality of third patterns have the other ends that are electrically connected to each other.

IPC Classes  ?

• G06F 3/03 - Arrangements for converting the position or the displacement of a member into a coded form
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry

Abstract

A touch input device includes a touch sensor; and a control unit that controls the touch sensor, wherein the touch sensor includes a plurality of first electrodes and a plurality of second electrodes, the first electrode is disposed along a first direction, and the second electrode is disposed along a second direction different from the first direction, a 2a electrode pattern disposed immediately adjacent to the first electrode, and a 2b electrode pattern disposed at a distance apart by an interval from the first electrode and not immediately adjacent to the first electrode. The control unit controls different driving signals to be applied simultaneously to two second electrodes, wherein the driving signal applied to the 2b electrode pattern is applied to the 2a electrode pattern. The control unit detects the touch position of the object located on the touch sensor based on the signals received from the first electrodes.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

A touch apparatus according to an exemplary embodiment includes: a touch panel that is disposed on a display panel of a display device that drives a plurality of pixels according to a vertical synchronization signal and a horizontal synchronization signal, and includes a plurality of first touch electrodes for sensing a touch input in a first direction and a plurality of second touch electrode for sensing a touch input in a second direction; a driver/receiver that applies a driving signal to at least one of the plurality of first touch electrodes and the plurality of second touch electrodes during a first section, and receives a detection signal from at least one of the plurality of first touch electrodes and the plurality of second touch electrodes during a second section after the first section; and a controller that generates touch information by using the detection signal, wherein the driving signal is synchronized with at least one synchronization signal of the horizontal synchronization signal and the vertical synchronization signal.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

Embodiments of the present invention relate to a touch input device and a touch driving method thereof, in more detail, it can determine a floating ground state of the touch input device and a magnitude (severity) of the floating ground state, it relates to a touch driving method thereof, which is a touch input device that can restore a touch signal detected in a floating ground state into a touch signal in a normal ground state.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

Provided is an electronic device including a panel including a plurality of first electrodes extending in a Y-axis and a plurality of second electrodes extending in an X-axis, a driving part configured to individually control a direction of current flowing through the plurality of first electrode and the plurality of second electrodes so as to generate electromagnetic fields, thereby driving a stylus, and a determination part configured to receive a signal generated in the stylus so as to determine touch coordinates. Each of the plurality of first electrodes and the plurality of second electrodes does not form a closed loop. In the electronic device and a stylus driving device according to the embodiment of the present invention, since a separate configuration such as a digitizer, an antenna, and the like is not required, the product may be miniaturized and thinned, and the manufacturing cost may be reduced.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Goods & Services

Integrated circuits; integrated circuit module; printed circuit boards; touch pads; semiconductors; touch screen; touchscreen sensors; touch sensor sheet; electronic pressure sensors; touch panel; stylus pen for smart phones; stylus pen for touch pad; stylus pen for tablet PC; stylus pen for laptop; stylus pen for screen in cars; magnetic stylus pen; electric stylus pen; electromagnetic stylus pen; smartwatches; electromagnetic sensors for stylus; electromagnetic shield sheet for stylus. Wholesale store services featuring integrated circuits; retail store services featuring integrated circuits; wholesale store services featuring semiconductors; retail store services featuring semiconductors; wholesale store services featuring printed circuit boards; retail store services featuring printed circuit boards; wholesale store services featuring electronic components for computers; retail store services featuring electronic components for computers; wholesale store services featuring stylus for smart phones; retail store services featuring stylus for smart phones; wholesale store services featuring electronic styluses; retail store services featuring electronic styluses; wholesale store services featuring stylus pen for touch pad; retail store services featuring stylus pen for touch pad; wholesale store services featuring touchscreen sensors; retail store services featuring touchscreen sensors; wholesale store services featuring smartwatches; retail store services featuring smartwatches; wholesale store services featuring electronic components for stylus; retail store services featuring electronic components for stylus. Design of semiconductors or integrated circuits; product research, custom design and testing for new product development regarding semiconductors; design of semiconductor chips; design services relating to integrated circuits; design and testing of semiconductors; consultancy in the design and development of integrated circuits; layout design services of integrated circuits; product research, custom design and testing for new product development regarding stylus pen; product research, custom design and testing for new product development regarding touchscreen sensors; development of technologies for the fabrication of circuits for wireless communication, electronic data processing, consumer electronic, automotive electronics; product design on electronic components.

Abstract

A pen and touch input system according to an embodiment of the present invention includes a touch input device including a sensor unit and a control unit for controlling the sensor unit and a stylus pen interacting with the touch input device.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

A controller according to an embodiment of the present invention controls: a touch input device that interacts with a stylus pen; and a sensor unit of the touch input device. The controller according to one embodiment is for: applying a touch driving signal through a plurality of first patterns and receiving a touch sensing signal through a plurality of third patterns; applying a stylus pen driving signal through at least one pen driving pattern from among a plurality of first to fourth patterns; and receiving a stylus pen sensing signal through at least one pen sensing pattern from among the plurality of first to fourth patterns.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A stylus pen according to an embodiment of the present invention interacts with a touch input device comprising a sensor part and a control part for controlling the sensor part. The stylus pen according to an embodiment comprises: a body part having at least a portion extending in one direction; an inductor part comprising a ferrite core disposed in the body part, and a coil wound, in multiple layers, on at least a portion of the ferrite core; a capacitor part comprising a capacitor which is disposed in the body part and is electrically connected to the coil of the inductor part; and a core body having at least a portion disposed in the body part, the core body being moved in the one direction by pressure applied to one end thereof. The capacitor part comprises a first electrode operating in conjunction with the core body and a second electrode fixedly installed on the first electrode in the one direction. The capacitance of the capacitor part is changed by the pressure applied to the one end of the core body.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A pen and touch input system according to an embodiment of the present invention includes a touch input device including a sensor unit and a control unit for controlling the sensor unit and a stylus pen interacting with the touch input device.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A touch input device according to an embodiment of the present invention drives a stylus pen including a resonance circuit unit and senses a pen signal from the stylus pen, and comprises: a cover layer; a sensor unit which is arranged below the cover layer, and which includes at least one pattern for driving the stylus pen and sensing the pen signal; a display unit arranged below the sensor unit; and a shielding unit arranged below the display unit, wherein the shielding unit has a permeability and a thickness that allows the change rate of an inductance value of the resonance circuit unit to be -10% to +10% of a reference inductance value.

IPC Classes  ?

• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks

Abstract

An embodiment of the present invention provides a touch device for sensing a position of a stylus including a resonance circuit, including: a plurality of electrode; and a touch controller configured to receive a sensing signal from the electrodes to determine a position of the stylus, wherein the electrodes includes electrodes in which directions of currents induced in the electrodes by the resonance circuit are opposite to each other.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A touch device according to an example embodiment includes a plurality of touch electrodes each of which has a first end and a second end, a plurality of first traces that is connected to the first ends of a plurality of first touch electrodes among the plurality of touch electrodes, a plurality of second traces that is connected to the second ends of a plurality of second touch electrodes among the plurality of touch electrodes, and a touch controller configured to correct the plurality of first output signals and/or the second output signals based on a first reference output signal of a first touch electrode adjacent to the plurality of second touch electrodes among a plurality of first output signals received through the plurality of first traces, and a second reference output signal of a second touch electrode adjacent to the plurality of first touch electrode among a plurality of second output signals received through the plurality of second traces.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A pen and touch input system according to an embodiment of the present invention includes a touch input device including a sensor unit and a control unit for controlling the sensor unit and a stylus pen interacting with the touch input device.

IPC Classes  ?

• G06F 3/045 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

An exemplary embodiment of the present invention provides a touch apparatus including: a touch panel including a plurality of first touch electrodes arranged in a first direction and a plurality of second touch electrodes arranged in a second direction crossing the first direction; a driver configured to apply a first driving signal to the first touch electrodes during a first period and a second driving signal to the second touch electrodes during a second period subsequent to the first period; a receiver configured to receive a detection signal from the second touch electrodes during the first period, and a detection signal from the first touch electrodes and the second touch electrodes during a third period subsequent to the second period; and a controller configured to determine a touch position based on the signal outputted from the receiver.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

The present disclosure relates to a stylus pen, and the stylus pen of the present invention comprises: a housing: a resonant circuit unit that is accommodated in the inner space of the housing, includes an inductor part and a capacitor part electrically connected to the inductor part, and resonates with a magnetic signal generated by a touch screen; and a magnetic field blocking unit that surrounds at least a portion of the resonant circuit unit and includes a magnetic material.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

The present invention relates to a smart watch and, more specifically, to a smart watch that can have improved wheel touch sensitivity. The smart watch according to one embodiment of the present invention comprises: a display module including a cover member, a display unit, which is disposed under the cover member and has a touch sensor including a plurality of electrode patterns, and a substrate disposed under the display unit; a guide which is arranged to encompass the cover member and the display unit, and which is made of an insulating material; a wheel touch sensor which is arranged to encompass the display unit, and which is disposed under the guide; and an external case arranged to encompass the guide.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• H05K 5/03 - Covers

Abstract

An exemplary embodiment of the present invention provides a stylus pen including: a body; a conductive tip configured to be exposed from an inside of the body to an outside thereof; and a resonance circuit connected to the conductive tip to resonate an electrical signal transferred from the conductive tip. An inductor unit of the resonance circuit includes a ferrite core and a coil wound in multiple layers over at least a portion of the ferrite core. The ferrite core includes nickel, and the coil can be formed by a litz wire with adjacent winding layers that are wound to be inclined in a zigzag form.

IPC Classes  ?

• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• H01F 1/03 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity
• H01F 17/04 - Fixed inductances of the signal type with magnetic core

Abstract

According to an example embodiment, a stylus pen may include an inductor including a core body, ferrite core, a coil wound on an outer surface of the ferrite core, and a magnetic body spaced apart from the ferrite core by pressure applied to the core body.

IPC Classes  ?

• G06F 3/03 - Arrangements for converting the position or the displacement of a member into a coded form
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

A touch input device is disclosed that may comprise a display panel and/or a touch sensor. The touch sensor may include a driving electrode and/or a receiving electrode that may be disposed on the display panel and/or inside the display panel. The touch input device may comprise an electrode pattern that may be disposed on a bottom surface of the display panel. The touch input device may comprise a controller that may be configured to provide a first driving signal to the driving electrode of the touch sensor. The controller may be configured to receive a touch detection signal from the receiving electrode of the touch sensor. The controller may be configured to detect a touch position, perhaps for example based on the touch detection signal. The controller may be configured to provide a second driving signal different from the first driving signal to the electrode pattern.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

A touch input device including a touch surface, comprises: a touch sensor which is disposed under the touch surface and includes a plurality of driving electrodes, a plurality of receiving electrodes, and a plurality of dummy receiving electrodes; and a touch detection unit configured to detect a touch position of an object on the touch surface based on a detection signal output from the plurality of receiving electrodes of the touch sensor.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• H10K 59/40 - OLEDs integrated with touch screens

Goods & Services

Integrated circuits; integrated circuit module; printed circuit boards; touch pads; semiconductors; touch screen; touchscreen sensors; electronic pressure sensors; touch panel; stylus pen for touch screen smart phones; stylus pen for touch pad; stylus pen for touch screen tablet PC; stylus pen for touch screen laptop; stylus pen for touch screen in cars; magnetic computer stylus pen; electric computer stylus pen; electromagnetic computer stylus pen; smartwatches; electromagnetic sensors for stylus; electromagnetic shield sheet for stylus, namely, shielding used to reduce or elimninate electromagnetic interference that may affect the operation of a stylus pen. Wholesale store services featuring integrated circuits; retail store services featuring integrated circuits; wholesale store services featuring semiconductors; retail store services featuring semiconductors; wholesale store services featuring printed circuit boards; retail store services featuring printed circuit boards; wholesale store services featuring electronic components for computers; retail store services featuring electronic components for computers; wholesale store services featuring stylus for smart phones; retail store services featuring stylus for smart phones; wholesale store services featuring electronic styluses; retail store services featuring electronic styluses; wholesale store services featuring stylus pen for touch pad; retail store services featuring stylus pen for touch pad; wholesale store services featuring touchscreen sensors; retail store services featuring touchscreen sensors; wholesale store services featuring smartwatches; retail store services featuring smartwatches; wholesale store services featuring electronic components for stylus; retail store services featuring electronic components for stylus Design of semiconductors or integrated circuits; product research, custom design and testing for new product development regarding semiconductors; design of semiconductor chips; design services relating to integrated circuits; design and testing of semiconductors; consultancy in the design and development of integrated circuits; layout design services of integrated circuits; product research, custom design and testing for new product development regarding stylus pen; product research, custom design and testing for new product development regarding touchscreen sensors; development of technologies for the fabrication of circuits for wireless communication, electronic data processing, consumer electronic, automotive electronics; product design on electronic components

Abstract

A touch input device, according to an embodiment of the present invention, comprises: a display panel including an ELVSS layer; a touch sensor disposed on the ELVSS layer of the display panel; and a detecting unit electrically connected to the touch sensor so as to detect the touch position of a touch object. Accordingly, the touch input device, according to the embodiment of the present invention, may improve touch sensing sensitivity and may ameliorate a cathode retransmission phenomenon in the ELVSS layer of the display panel due to rapid external temperature changes and thus prevent ghost touches from occurring due to rapid external temperature changes. In addition, various types of noise that may occur during touch sensing may be controlled.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

The present invention relates to a touch sensor and a touch input device and, more specifically, to a touch sensor formed of a circular single layer and a touch input device comprising same. A touch input device, according to one embodiment of the present invention, comprises a circular touch sensor, wherein the touch sensor includes a plurality of electrodes disposed on a single layer and spaced apart from each other on a plurality of virtual circles having a common center.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

An embodiment of the present disclosure provides a touch apparatus including: a touch sensor; and a touch controller operating in a full driving mode for applying a first driving signal for generating a resonance signal of a stylus pen to the touch sensor and a skip driving mode in which a second driving signal having a period having an off-duty different from that of the first driving signal is applied to the touch sensor, and obtaining touch coordinate information from a detection signal received from the touch sensor.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/046 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Abstract

The present invention relates to a multi-functional touch input device capable of detecting a touch position, driving a stylus pen, and detecting the position of the stylus pen, the touch input device according to an embodiment of the present invention comprising a sensor unit and a control unit electrically connected to the sensor unit. In addition, provided is the touch input device capable of improving touch position sensing sensitivity by removing noise when detecting a touch position.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

Disclosed is a touch input device including: a touch sensor including a plurality of electrodes; a drive unit configured to apply a driving signal to at least some of the plurality of electrodes of the touch sensor; a touch signal detection unit configured to detect a touch-position-related signal related to a touch position of an object inputted to the touch surface from at least some of the plurality of electrodes of the touch sensor; and an LGM disturbance signal detection unit configured to detect an LGM-disturbance-signal-related signal related to an LGM disturbance signal generated from the touch surface from at least some of the plurality of electrodes of the touch sensor.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

The present invention relates to wireless earbuds, and more particularly, to wireless earbuds in which malfunctions due to a user's unintended touches can be prevented. The wireless earbuds according to an embodiment of the present invention comprise: a body which has a spherical external shape, has a speaker mounted within, and has an extension part extending from a portion of the outer surface; and an ear tip which is mounted to the end of the extension part, wherein one or more pressure sensing units for sensing pressure applied to the body are disposed in the body.

IPC Classes  ?

• H04R 1/10 - EarpiecesAttachments therefor
• G06F 3/0487 - Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks

Abstract

The present invention relates to a multi-functional touch input device capable of detecting a touch position, driving a stylus pen, and detecting the position of the stylus pen. The touch input device according to another embodiment of the present invention comprises a sensor unit and a control unit, wherein the sensor unit comprises: a plurality of first patterns extending in a first direction and having one ends electrically connected to the control unit; a plurality of second patterns extending in the first direction and disposed adjacent to the first patterns; a plurality of third patterns extending in a second direction perpendicular to the first direction and having one ends electrically connected to the control unit; and a plurality of fourth patterns extending in the second direction, disposed adjacent to the third patterns, and having one ends electrically floated and the other ends electrically connected to each other, wherein the first patterns include a 1a-th pattern and a 1b-th pattern arranged along the first direction, and the second patterns include a 2a-th pattern and a 2b-th pattern arranged along the first direction.

IPC Classes  ?

• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Abstract

A touch input device according to an embodiment comprises: a touch sensor including a plurality of driving electrodes, a plurality of receiving electrodes forming mutual capacitance with the plurality of driving electrodes, and a plurality of receiving dummy electrodes not forming mutual capacitance with the plurality of driving electrodes; and a touch detector including a plurality of receivers composed of a plurality of first terminals for receiving a plurality of first sensing signals, and a plurality of second terminals for receiving a plurality of second sensing signals. The touch detector detects a touch input of an object by subtracting at least one second sensing signal output through at least one second terminal from at least one first sensing signal output through at least one first terminal of at least one receiver.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 1/16 - Constructional details or arrangements
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

A touch apparatus according to an exemplary embodiment of the present invention includes: a touch sensor; and a touch controller that operates in a resonance driving mode during which a first driving signal is output for generation of a resonance signal of a stylus pen to the touch sensor and an idle mode during which the driving signal output to the touch sensor is stopped, and obtains first touch coordinate information from a detection signal input from the touch sensor during the resonance driving mode.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
• G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Abstract

An exemplary embodiment of the present invention provides a touch apparatus including: a touch panel configured to include a plurality of touch electrodes; a touch driver configured to apply a first driving signal to a first touch electrode of the touch electrodes during a first period, and a second driving signal to the touch electrodes during a second period subsequent to the first period; and a touch controller configured to determine a detection signal as a valid touch signal based on whether a signal strength of the detection signal received in response to the first driving signal exceeds a first threshold during the first period, wherein the detection signal include at least one of a first detection signal generated by a first touch object and a second detection signal generated by a second touch object, and the first detection signal is determined as a valid touch signal, while the first threshold is set to filter the second detection signal.

IPC Classes  ?

• G06F 3/041 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means