Abstract

A method for extracting text relevant to a particular topic from a document to generate a narrower, condensed, more specific, and smaller version obtains information as to the text of a large document and searches the text information of the document based on first keywords to extract first pages. The first pages are inputted into a predetermined learning model to extract second keywords from the first pages, and the first keywords and the second keywords are integrated to obtain third keywords. The method further searches the text of the first pages based on the third keywords to extract second pages and a determination is made as to whether the second pages meet a predetermined page standard. If yes, the second pages are integrated and output. An electronic device and a non-transitory storage medium are also disclosed.

IPC Classes  ?

• G06F 16/34 - BrowsingVisualisation therefor
• G06F 16/33 - Querying
• G06F 16/35 - ClusteringClassification

Abstract

The present application provides an SSD card adapter bracket and a circuit board assembly. The SSD card adapter bracket includes a bracket member, a first screw, a conductive bouncing sheet, and a second screw. The bracket member includes a card base part and an extension part, and one side of the card base part is provided with a screw base. One side of the extension part is connected to the card base part, and the other side of the extension part is provided with a connection part. The first screw is threadedly connected to the screw base, and can press the SSD card to the screw base. The conductive bouncing sheet has a first end part and a second end part, the first end part is sandwiched between the first screw and the screw base, and the second end part corresponds to the connection part.

IPC Classes  ?

• H05K 7/10 - Plug-in assemblages of components
• H05K 1/18 - Printed circuits structurally associated with non-printed electric components

Abstract

A lithium battery system is provided. The lithium battery system comprises a battery pack, a battery management module, and a cooling control module. The battery pack comprises a first battery module and a second battery module having different battery characteristics. The battery management module is electrically connected to the battery pack, and configured to control an operating condition of the battery pack according to the battery characteristics of the first battery module and the second battery module. The cooling control module is electrically connected to the battery management module and the battery pack, and configured to cool the battery pack according to an instruction of the battery management module. The application combines a variety of lithium batteries with different performances to obtain a lithium battery system with excellent comprehensive performance.

IPC Classes  ?

• H01M 10/44 - Methods for charging or discharging
• H01M 10/635 - Control systems based on ambient temperature
• H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
• H01M 10/613 - Cooling or keeping cold
• H01M 10/052 - Li-accumulators
• H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries

Abstract

A dual-frequency and dual-polarization antenna for simultaneously transmitting and receiving dual-frequency 5G signals comprises: a first substrate; a first polarization antenna comprising a first radiation portion disposed on a first surface of the first substrate and a second radiation portion disposed on a second surface of the first substrate; a second polarization antenna comprising a third radiation portion disposed on the first surface of the first substrate and a fourth radiation portion disposed on the second surface of the first substrate; a second substrate located in a side of the second surface of the first substrate, a surface of the second substrate close to the first substrate is a copper-clad surface; and layout directions of the first polarization antenna and the second polarization antenna are orthogonal to each other in the first substrate. An electronic device comprising the dual-frequency and dual-polarization antenna is also provided.

IPC Classes  ?

• H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
• H01Q 1/24 - SupportsMounting means by structural association with other equipment or articles with receiving set
• H01Q 5/28 - Arrangements for establishing polarisation or beam width over two or more different wavebands

Abstract

A support assembly and a chassis structure for positioning and support of large and heavy computer cards. The chassis structure includes a housing, a main board in the housing, and a graphics card slot on the main board. The housing includes a positioning frame on the main board and the support assembly on the frame. The support assembly is detachable. The support assembly includes positioning base plate, positioning member, and adjusting member. The positioning member is on a base which is detachable from the positioning frame. The adjusting member is moveable. The positioning member includes a first support portion, the adjusting member includes a second support portion. Depending on card size, either the first support portion or the second support portion abuts against an end side of a graphics card away from the graphics card slot, to position and firmly hold in place graphics cards of different sizes.

IPC Classes  ?

• G06F 1/18 - Packaging or power distribution

Abstract

A conductive pattern has been disclosed. The conductive pattern includes a pair of conductive traces. Each of the conductive traces comprises a linear portion and a terminal portion. The terminal portions are arranged adjacent to each other and comprises a pair of circular arc profile with a pair of complementary notches facing toward each other.

IPC Classes  ?

• H05K 1/02 - Printed circuits Details
• H05K 3/10 - Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern

Abstract

A method to obtain a more accurate and more immediate augmented reality (AR) user experience in relation to identifying feature-marked or sound-marked objects for sale for example obtains any initial data via a device and determines whether identifiable data is included therein using artificial intelligence (AI) techniques. If so determined, the initial data is stored. The method determining whether such identifiable data is comprised in a predetermined database. If yes, the identifiable data is identified by matching to obtain information. The information in the identifiable data can be stored to the predetermined database to retrain an AI identification model. After AI training of an identification model, data relevant to the commodity taken in written or audio can be outputted into the AR scenario. An electronic device and a non-transitory storage medium are also disclosed.

IPC Classes  ?

• G06T 19/00 - Manipulating 3D models or images for computer graphics
• G06F 16/58 - Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
• G06F 16/55 - ClusteringClassification
• G06V 20/60 - Type of objects
• G06V 10/40 - Extraction of image or video features
• G10L 25/51 - Speech or voice analysis techniques not restricted to a single one of groups specially adapted for particular use for comparison or discrimination

Abstract

The disclosure provides a connector and an electronic device using the connector. The connector is connected with a conductive element. The connector includes a terminal support component, a multiple of gold fingers and an electric conversion component. The terminal support component includes a first surface and a second surface. The first surface is opposite to the second surface or the first surface and the second surface are arranged at intervals. The multiple of gold fingers symmetrically arranged on the first surface and the second surface. The electric conversion component includes a main electric unit and two auxiliary conductive units. The main electric unit is electrically connected the two auxiliary conductive units and the conductive element. The two auxiliary conductive units are electrically connected with the gold fingers that respectively arranged on the first surface and the second surface of the terminal support component.

IPC Classes  ?

• H01R 13/422 - Securing in a demountable manner in resilient one-piece base or caseOne-piece base or case formed with resilient locking means
• H01R 12/51 - Fixed connections for rigid printed circuits or like structures
• H01R 13/03 - Contact members characterised by the material, e.g. plating or coating materials

Abstract

The disclosure provides a connector and an electronic device using the connector. The connector subassembly includes two connectors that plug into each other, the connector includes a terminal support component, the terminal support component includes a first surface and a second surface, the first surface is opposite to the second surface or the first surface and the second surface are arranged at intervals; a multiple of gold fingers are symmetrically arranged on the first surface and the second surface; an electric conversion component includes a main electric unit and two auxiliary conductive units, the main electric unit is electrically connected the two auxiliary conductive units and a conductive element; the two auxiliary conductive units are electrically connected with the gold fingers. The gold fingers are respectively arranged on the first surface and the second surface of the terminal support component.

IPC Classes  ?

• H01R 24/60 - Contacts spaced along planar side wall transverse to longitudinal axis of engagement
• H01R 13/03 - Contact members characterised by the material, e.g. plating or coating materials

Abstract

A dual-frequency and dual-polarization antenna array for simultaneously transmitting and receiving dual-frequency signals comprises: a first substrate, an array of dual-frequency and dual-polarization antennas, each antenna in the array comprising a first polarization antenna and a second polarization antenna. The first and second polarization antennas are laid out orthogonally in the first substrate, a horizontal distance between adjacent antennas being equal to a wavelength of frequency band of each antenna, the horizontal distance between adjacent antennas is smaller than a vertical distance between adjacent antennas. An electronic device comprising the dual-frequency and dual-polarization antenna array is also provided.

IPC Classes  ?

• H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
• H01Q 5/307 - Individual or coupled radiating elements, each element being fed in an unspecified way

Abstract

A device for detecting household conditions and events includes a power supply portion and a plurality of portions able to detect different conditions, or changes in different conditions. Each detecting portion includes an input port and an output port, the output port of one detecting portion is detachably electronically connected to the power supply portion, and the input port of one detecting portion is detachably electronically connected to the output port in a modular fashion of another detecting portion, the remote selection of a specific required detection is also provided.

IPC Classes  ?

• G08B 25/14 - Central alarm receiver or annunciator arrangements

Abstract

A method for recognizing masked faces includes: obtaining a face image to be recognized; detecting whether the face image to be recognized has a mask; extracting feature vectors of a whole face in the face image to be recognized when the face image to be recognized does not have a mask; comparing the feature vectors of the whole face with face images in a first database, and outputting a face recognition result; extracting feature vectors of an upper half face in the face image to be recognized when the face image to be recognized has a mask; comparing the feature vectors of the upper half face with face images in a second database, and outputting the face recognition result. The method of the present disclosure processes images of faces with and without masks, expanding application scenario of face recognition and improving the accuracy of recognition.

IPC Classes  ?

• G06K 9/62 - Methods or arrangements for recognition using electronic means
• G06V 10/22 - Image preprocessing by selection of a specific region containing or referencing a patternLocating or processing of specific regions to guide the detection or recognition
• G06V 10/82 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
• G06V 40/16 - Human faces, e.g. facial parts, sketches or expressions

Abstract

A device and a method and a non-transitory readable storage medium, for face recognition are provided, the method comprise: extracting a face sample image from a predetermined face sample library and performing feature point detection to obtain multiple face feature points; obtaining multiple mask images; selecting first to fourth face feature points from the multiple face feature points; defining a distance between the first and second face feature point as a mask image height, and defining a distance between the third and fourth face feature point as a mask image width; adjusting a size of each mask image according to the mask image height and the mask image width; fusing each adjusted mask image with the face sample image to obtain multiple face mask images to save into the predetermined face sample library; training a face recognition model based on the predetermined face sample library for face recognition.

IPC Classes  ?

• G06V 40/00 - Recognition of biometric, human-related or animal-related patterns in image or video data
• G06T 7/73 - Determining position or orientation of objects or cameras using feature-based methods
• G06V 10/771 - Feature selection, e.g. selecting representative features from a multi-dimensional feature space
• G06V 40/16 - Human faces, e.g. facial parts, sketches or expressions

Abstract

A method for detecting whether a face is masked includes acquiring a face image to be recognized; performing face detection on the face image to be recognized to determine a first face area; preprocessing the first face area to obtain a first square face image; performing face recognition on the first square face image using a face recognition model and outputting a result of recognition or non-recognition. The method of the present disclosure obtains a square face area by preprocessing face detection results, optimizing the process flow of masked-face recognition, and improves the accuracy of recognition.

IPC Classes  ?

• G06V 40/16 - Human faces, e.g. facial parts, sketches or expressions
• G06V 10/32 - Normalisation of the pattern dimensions
• G06V 10/774 - Generating sets of training patternsBootstrap methods, e.g. bagging or boosting
• G06V 10/22 - Image preprocessing by selection of a specific region containing or referencing a patternLocating or processing of specific regions to guide the detection or recognition

Abstract

An apparatus having stacked circuit boards has been disclosed. The apparatus includes a main circuit board and a sub circuit board disposed over the main circuit board. A plurality of sub components disposed on a bottom face of the sub circuit board penetrates through main circuit board and extends towards a bottom face of the main circuit board. In this say, a compact apparatus is produced.

IPC Classes  ?

• H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
• H05K 1/14 - Structural association of two or more printed circuits
• H05K 1/11 - Printed elements for providing electric connections to or between printed circuits

Abstract

A computer host system includes a housing and at least one of a top expansion frame and side expansion frames. The housing includes a front panel, a rear panel, a top panel, and side panels. The top panel and the side panels are detachably installed respectively on top and both sides of the front and rear panels. The top expansion frame is installed on top of the front and rear panels to expand an accommodating space at a top portion of the housing. The side expansion frames are installed on both sides of the front and rear panels and used to expand an accommodating space on both sides of the housing. The top expansion frame has a same cross-sectional shape as the top portion of the housing, and the side expansion frame has a same cross-sectional shape as a side of the housing.

IPC Classes  ?

• G06F 1/16 - Constructional details or arrangements
• G06F 1/18 - Packaging or power distribution
• G06F 1/20 - Cooling means

Abstract

An object recognition system is disclosed. The object recognition system includes an input device configured to obtain image data and a Radio Frequency Identification (RFID) data of an object, a processing device connected to the input device, and configured to perform a model training procedure, wherein the model training procedure includes capturing an object feature according to the image data, generating a classification data corresponding to the object according to the object feature, verifying a correctness of the classification data according to the RFID data, and generating a deep learning model according to the verified classification data, to regenerate the classification data, and an output device connected to the processing device, and configured to generate an object recognition data corresponding to the object according to the classification data generated by the deep learning model and the RFID data.

IPC Classes  ?

• G06K 7/10 - Methods or arrangements for sensing record carriers by electromagnetic radiation, e.g. optical sensingMethods or arrangements for sensing record carriers by corpuscular radiation
• G06N 20/00 - Machine learning
• G06V 20/20 - ScenesScene-specific elements in augmented reality scenes
• G06V 10/776 - ValidationPerformance evaluation
• G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects

Abstract

A power switching device for switching power between translational motion and rotational motion includes an active gear, a transmission mechanism, a translation mechanism, a functional gear, and a reset mechanism. The active gear can rotate in a first direction or a second direction opposite the first direction. The translation mechanism includes a runner and a pushing member. The active gear can switch between a first position and a second position. In the first position, the active gear meshes with the runner and rotates in the first direction or the second direction to drive the runner to rotate. In the second position, the active gear meshes with the transmission gear and rotates in the second direction to drive the functional gear to rotate.

IPC Classes  ?

• H04N 1/00 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmissionDetails thereof
• F16H 19/06 - Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary motion and reciprocating motion comprising an endless flexible member
• F16H 19/04 - Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary motion and reciprocating motion comprising a rack
• F16D 11/16 - Clutches in which the members have interengaging parts with clutching members movable otherwise than only axially
• F16H 25/18 - Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
• H04N 1/12 - Scanning arrangements using the sheet-feed movement as the slow scanning component

Abstract

A power switching device includes a translation mechanism, an active mechanism, and a transmission mechanism. The translation mechanism includes a rack. The active mechanism includes an active gear and a driver. The active gear connects with a first functional mechanism, and the driver drives the active gear to rotate in a first direction or a second direction. The transmission mechanism connects with a second functional mechanism. The active gear is switched between a first position and a second position. In the first position, the active gear is connected to the transmission mechanism and rotates in the first direction to drive the transmission mechanism to rotate, thereby driving the second functional mechanism to operate. In the second position, the active gear meshes with the rack and rotates in the first direction or the second direction to reciprocate on the rack so as to drive the first functional mechanism to operate.

IPC Classes  ?

• H04N 1/12 - Scanning arrangements using the sheet-feed movement as the slow scanning component
• H04N 1/31 - Mechanical arrangements for picture transmission, e.g. adaptation of clutches, gearing, gear transmissions
• H04N 1/00 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmissionDetails thereof

Abstract

A hard disk carrier includes a tray bracket and a turnover bracket rotatably arranged on the tray bracket. The tray bracket includes a first side wall, a second side wall parallel to the first side wall, and a bottom wall connecting the first side wall and the second side wall. wherein The turnover bracket includes two turnover arms rotatably arranged on the bottom wall between a first angle at which the turnover arms being received in the bottom wall and a first receiving space is defined between the first side wall and the second side wall and a second angle at which the turnover arms turns out from the bottom wall and a second receiving space is defined between the two turnover arms. A size of the second receiving space is different from that of the first receiving space.

IPC Classes  ?

• G06F 1/18 - Packaging or power distribution
• G11B 33/08 - Insulation or absorption of undesired vibrations or sounds

Abstract

An enclosure for a computer proofed against being accidentally opened includes a cabinet and a cover plate, the cabinet defines a first chute, the cover plate includes a first hook structure, the first hook structure cooperates with the first chute to cover the cover plate on the cabinet. The cabinet defines a groove in the first chute, the first hook structure comprises a locking portion, and the locking portion is used to engage with the groove.

IPC Classes  ?

• G05F 1/00 - Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
• G06F 1/18 - Packaging or power distribution
• H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details

Abstract

A locking assembly for a Kensington-locked enclosure can be simply padlocked for security. The locking assembly includes a first connecting member and a second connecting member. The first connecting member is fixed on a base body of the enclosure, the first connecting member comprises a first tongue piece. The second connecting member is fixed on an upper cover of the enclosure, and the second connecting member comprises a second tongue piece. The first tongue piece and the second tongue piece protrude from an outside of the enclosure and fit each other, and a padlock can pass through the first tongue piece and the second tongue piece to lock the base body and the upper cover together and secure the attachment of the Kensington lock.

IPC Classes  ?

• H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details
• E05B 67/38 - Auxiliary or protective devices
• H05K 5/03 - Covers
• E05B 65/00 - Locks for special use
• G06F 1/18 - Packaging or power distribution

Abstract

The present disclosure provides a fixing device for fixing an external electronic component on a motherboard in a chassis. The fixing device includes a fixing block and a telescopic block. The fixing block is fixed on the chassis. One end of the telescopic block is slidably mounted in the fixing block, the other end protrudes from the fixing block and holds the electronic component. A chassis including the above-described fixing device to hold electronic components of different sizes is also provided.

IPC Classes  ?

• H05K 5/00 - Casings, cabinets or drawers for electric apparatus
• H05K 7/14 - Mounting supporting structure in casing or on frame or rack

Abstract

A chassis includes a housing and at least one anti-slip pad mounted on the housing. The housing includes a mounting slot. The anti-slip pad includes a support member and an insert member coupled to the support member. The support member is configured to support the housing. The insert member is configured to latch in the mounting slot. A hardness of the insert member is greater than a hardness of the support member.

IPC Classes  ?

• F16M 7/00 - Details of attaching or adjusting engine beds, frames, or supporting-legs on foundation or baseAttaching non-moving engine parts, e.g. cylinder blocks

Abstract

A conference recording method is provided. The method includes obtaining a multimedia file corresponding to a conference, the multimedia file includes video data and audio data. Posture language of each person is recognized from the video data. Facial features and voice features of each person are extracted from the multimedia file. Personal identity information of each person is identified according to the facial features and the voice features of each person. Once the audio data corresponding to each person is converted into text information, the posture language, the personal identity information, and the text information corresponding to each person are output.

IPC Classes  ?

• G06V 40/70 - Multimodal biometrics, e.g. combining information from different biometric modalities
• H04N 7/15 - Conference systems
• G10L 17/02 - Preprocessing operations, e.g. segment selectionPattern representation or modelling, e.g. based on linear discriminant analysis [LDA] or principal componentsFeature selection or extraction
• G06K 9/62 - Methods or arrangements for recognition using electronic means
• G10L 17/06 - Decision making techniquesPattern matching strategies
• G10L 17/00 - Speaker identification or verification techniques
• G06V 40/16 - Human faces, e.g. facial parts, sketches or expressions

Abstract

A method for recognizing, identifying, and authenticating persons to be identified from their faces in a preset scenario, includes uploading a first image of users to a server, and receiving the first image on which first facial rectangles and user information have been imposed, and capturing a second image and detecting second facial rectangles therefrom. The method determines whether a number of faces of the second image is equal to a number of faces of the first image, and uploading the second image to the server for identifying third facial rectangles of the second image. A plurality of distances is obtained by calculating at least one distance between third and second facial rectangles of each user shown in the second image and determining whether the users shown in the second image are the same as users shown in the first image based on the plurality of distances.

IPC Classes  ?

• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints

Abstract

An arrangement to guarantee boot up of a computer includes a control center microchip with BIOS boot block and BIOS program, and a flash memory divided into a first protected block, a main block, and a second protected block. In the computer, an embedded controller (EC) with stored modules is electrically connected to the flash memory and the control center microchip. The modules include a determining module to check that the code of the first protected block is identical with the code of the second protected block and a recovery module able to reinstate correct code from the second protected block into the first protected block if required. A method applied to the disclosed computer startup detection system is also disclosed.

IPC Classes  ?

• G11C 29/44 - Indication or identification of errors, e.g. for repair
• G06F 11/22 - Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
• G06F 13/40 - Bus structure
• G06F 1/28 - Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
• G06F 9/4401 - Bootstrapping
• G06F 13/16 - Handling requests for interconnection or transfer for access to memory bus

Abstract

An electronic device includes a sensing unit, a first control unit, and a second control unit. The sensing unit detects a parameter of the electronic device when the electronic device is tilted and sends a detection signal if the detected parameter exceeds the critical parameter. The first control unit and the second control unit receive the detection signal from the sensing unit. If the first control unit receives the detection signal before the second control unit, the first control unit controls the mechanical hard disk to power off and controls a magnetic head on the mechanical hard disk to reset from a working position to an original position. If the second control unit receives the detection signal before the first control unit, the second control unit controls the magnetic head on the mechanical hard disk to reset from the working position to the original position.

IPC Classes  ?

• G11B 19/04 - Arrangements for preventing, inhibiting, or warning against, double recording on the same blank, or against other recording or reproducing malfunctions
• G11B 33/02 - CabinetsCasesStandsDisposition of apparatus therein or thereon
• G11B 5/596 - Disposition or mounting of heads relative to record carriers with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
• G11B 5/55 - Track change, selection, or acquisition by displacement of the head
• G11B 19/00 - Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports thereforControl thereofControl of operating function
• G11B 27/36 - Monitoring, i.e. supervising the progress of recording or reproducing

Abstract

A circuit board optimized for a denser component population within a standard size of footprint includes a mother board and a plurality of sub-board layers stacked on and connected to the mother board. Each of the sub-board layers has a plurality of daughter boards. The sub-board layers are composed of a first sub-board layer and a second sub-board layer. The daughter boards of the first sub-board layer are arranged on a side of the mother board, and the daughter boards of the second sub-board layer are arranged on the daughter boards of the first sub-board layer.

IPC Classes  ?

• H05K 1/00 - Printed circuits
• H05K 1/14 - Structural association of two or more printed circuits
• H05K 1/18 - Printed circuits structurally associated with non-printed electric components
• H05K 1/11 - Printed elements for providing electric connections to or between printed circuits

Abstract

A method for deriving further and additional pictures from an original picture, for Artificial Intelligence (AI) training purposes, is applied in a device. The device establishes an original picture set and sets the original pictures as a training picture set for AI training. The original pictures are rotated or flipped or both to obtain amplification pictures. The original pictures are annotated, and each of the amplification pictures is annotated according to a preset conversion rule. The original pictures, the amplification pictures, the annotated original pictures, and the annotated amplification pictures are stored, for inclusion in the AI training picture set.

IPC Classes  ?

• G06T 3/00 - Geometric image transformations in the plane of the image
• G06N 20/00 - Machine learning
• G06K 9/62 - Methods or arrangements for recognition using electronic means
• G06F 40/169 - Annotation, e.g. comment data or footnotes

Abstract

An electronic device connection system includes a main electronic device and a peripheral electronic device. The main electronic device includes a first housing, a first fixing member, and a first interface. The peripheral electronic device includes a second housing, a second fixing member, and a second interface. The first fixing member is coupled to the first housing. The first fixing member defines a first through hole passing through opposite ends of the first fixing member. The first interface is received through the first through hole. The second fixing member is coupled to the second housing. The second fixing member and the first fixing member are configured to plug into each other. The second fixing member defines a second through hole passing through opposite ends of the second fixing member. The second interface is received through the second through hole to plug with and electrically couple to the first interface.

IPC Classes  ?

• H01R 13/74 - Means for mounting coupling parts to apparatus or structures, e.g. to a wall for mounting coupling parts in openings of a panel
• H01R 12/73 - Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
• H01R 13/516 - Means for holding or embracing insulating body, e.g. casing
• H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details
• H05K 5/00 - Casings, cabinets or drawers for electric apparatus
• H01R 107/00 - Four or more poles
• H01R 24/60 - Contacts spaced along planar side wall transverse to longitudinal axis of engagement

Abstract

A method for converting images to a unified image format for artificial intelligence deep training comprises acquiring a plurality of images and annotating the plurality of images. An annotation site of the plurality of images is determined to be quadrilateral or polygonal. The format of the annotated images is converted according to a first conversion rule when the annotation site of the annotated training images or the annotated verification images is found to be quadrilateral and the format of the annotated images is converted according to a second conversion rule when the annotation site of the annotated training images or the annotated verification images is found to be not a quadrilateral. A device employing the method is also disclosed.

IPC Classes  ?

• G06K 9/62 - Methods or arrangements for recognition using electronic means
• H04N 1/32 - Circuits or arrangements for control or supervision between transmitter and receiver

Abstract

A face recognition method applied to establish authentic or artificial faces before searching for a person match in a database includes establishing a deep network model, obtaining training data and training the deep network model using the training data. An original image of a human face and a depth image corresponding to the original image are obtained, and authenticity or artificiality is determined by preset methods including use of cosine similarity algorithm. Matching an original image determined as authentic against face images pre-stored in an image database and outputting any match, when the original image is the image of a real person. A face recognition device is also provided.

IPC Classes  ?

• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06K 9/62 - Methods or arrangements for recognition using electronic means

Abstract

A power module with current rerouting across a printed circuit board (PCB) for decreasing electromagnetic interference and signal degradation is applied in an electronic device. The power module includes the PCB, a switch control chip, a switch circuit, a filtering circuit, a first switch, a second switch, and a control unit. The PCB includes a powered copper area, a first ground copper area, and a second ground copper area. When in the S3, S4, or S5 state and a voltage output terminal is disabled, the control unit turns off the first switch and turns on the second switch, to couple the powered copper area to the second ground copper area. When the voltage output terminal is enabled, the control unit reverses the on and off operations to enable the voltage output terminal to output a voltage.

IPC Classes  ?

• H02M 3/156 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
• H02M 3/158 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
• G05F 1/59 - Regulating voltage or current wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices including plural semiconductor devices as final control devices for a single load
• H02M 1/44 - Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
• H03K 17/687 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the use of specified components by the use, as active elements, of semiconductor devices the devices being field-effect transistors

Abstract

A display device includes an outer frame, an inner frame, and a glass. The inner frame is movably coupled to the outer frame, and the inner frame and the outer frame cooperatively define a glass receiving slot. One end of the glass is received in the glass receiving slot and clamped between the inner frame and the outer frame.

IPC Classes  ?

• G06F 1/16 - Constructional details or arrangements
• H05K 5/00 - Casings, cabinets or drawers for electric apparatus
• G02F 1/1333 - Constructional arrangements

Abstract

A chassis welding device for welding brackets as standard members to a body of a chassis includes a frame, a first transferring member, a plurality of loading mechanisms, a plurality of carriers, a conveying member, a shifting member, and a spot welder. The loading mechanism transfers standard members to individual preset positions on the carrier to face the solder joints on the standard members away from the carrier. The first transferring member transports the carrier to the shifting member. The shifting member transfers the carrier from the first transferring member to the spot welder. The conveying member transfers the body into contact with the solder joints. The spot welder applies heat to melt the solder joints to bond the standard members to the body.

IPC Classes  ?

• B23K 9/00 - Arc welding or cutting
• B23K 11/11 - Spot welding
• B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
• B23K 37/02 - Carriages for supporting the welding or cutting element
• B23P 19/00 - Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformationTools or devices therefor so far as not provided for in other classes
• B25J 15/06 - Gripping heads with vacuum or magnetic holding means
• B23K 9/007 - Spot arc welding

Abstract

A shock absorbing screw includes a locking member, a friction member sleeved on the locking member, and a connecting frame sleeved on the friction member. The shock absorbing screw is connected to a hard disk by a connecting portion of the shock absorbing screw. An abutting portion of the shock absorbing screw is connected to the friction member. The connecting portion is passed through a second through hole defined in the friction member. A first end of the connecting frame includes a first clamping portion, a second end of the connecting frame includes a second clamping portion, and a second groove is defined between the first clamping portion and the second clamping portion. The shock absorbing screw is connected to a hard disk frame in the second groove. The friction member is connected to the connecting frame through a first through hole defined in the connecting frame.

IPC Classes  ?

• G06F 1/18 - Packaging or power distribution
• G11B 33/08 - Insulation or absorption of undesired vibrations or sounds
• G11B 33/02 - CabinetsCasesStandsDisposition of apparatus therein or thereon
• H05K 7/14 - Mounting supporting structure in casing or on frame or rack
• F16F 7/00 - Vibration-dampersShock-absorbers
• G06F 1/16 - Constructional details or arrangements

Abstract

A locking device for a cover of a chassis comprises a first moving lock and a first handle. The first moving lock comprises a hook. The first moving lock slides on the cover. When the first moving lock is moved, the hook is driven to move between a locked position and an unlocked position, so that the cover is secured to or removed from the chassis.

IPC Classes  ?

• E05C 9/04 - Arrangement of simultaneously-actuated bolts or other securing devices at well-separated positions on the same wing with two sliding bars moved in opposite directions when fastening or unfastening
• E05C 1/12 - Fastening devices with bolts moving rectilinearly with latching action with operating handle or equivalent member moving otherwise than rigidly with the latch
• E05B 65/00 - Locks for special use
• G06F 1/18 - Packaging or power distribution

Abstract

A mounting apparatus for mounting a display or other unit and providing assisted motion when adjusting the height of the display is included in an electronic device. The mounting apparatus includes first frame, pushing member, and slidable connecting unit. The connecting unit includes a second frame and a rotatable pivot pin corresponding to the pushing member. When the connecting unit is moved along a predetermined adjusting direction, the first elastic member restores, and the rotating pivot pin deforms the second elastic member. The connecting unit stops at a position, itself adjustable, where respective restoring forces of the first elastic member and the second elastic member are balanced.

IPC Classes  ?

• F16M 11/00 - Stands or trestles as supports for apparatus or articles placed thereon
• F16M 11/06 - Means for attachment of apparatusMeans allowing adjustment of the apparatus relatively to the stand allowing pivoting
• F16M 13/02 - Other supports for positioning apparatus or articlesMeans for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle

Abstract

A power control circuit includes a first power supply circuit configured to supply power to a universal serial bus upon a motherboard is turned on. When the motherboard is turned on, a first power source outputs a first voltage to a first input terminal of a double diode of the first power supply circuit, a second power source outputs a second voltage to a second input terminal of the double diode, an output terminal of the double diode outputs a first voltage, the first voltage controls the first electronic switch to switch on, and a third power supply outputs a second voltage through a first electronic switch of the first power supply circuit to provide power to the universal serial bus.

IPC Classes  ?

• G06F 1/26 - Power supply means, e.g. regulation thereof

Abstract

A base device which can raise or lower a display panel suspended therein includes a fixing frame, a hanger for fixing the panel, two sliding rods, a connecting seat, a driving device, and a screw rod. The fixing frame includes two fixing rods spaced apart from each other and a base connected between the two fixing rods. The two sliding rods are connected to the hanger and slidably fixed to the two fixing rods. The connecting seat is fixed between the two sliding rods. The screw rod is fixed on the base. The driving device is fixed on the connecting seat and slidably connected to the screw rod. When the driving device is moved, manually or by motor, up and down along the screw rod the hanger carrying the panel is lifted up or lowered.

IPC Classes  ?

• F16M 11/26 - Undercarriages with or without wheels changeable in height or length of legs, also for transport only by telescoping, with or without folding
• F16M 11/42 - Stands or trestles as supports for apparatus or articles placed thereon with arrangement for propelling the support
• F16H 25/20 - Screw mechanisms
• F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel

Abstract

An apparatus for mounting a hard disk drive unit and an optical disk drive unit to an electronic device includes a supporting bracket defining an accommodating space for the hard disk drive unit and the optical disk drives unit and a clip. The supporting bracket includes a connecting plate and a resilient latching member attached to the connecting plate and located within the connecting plate. The clip corresponds to the resilient latching member and is configured to be attached to the optical disk drive unit. The resilient latching member is switchable between a clip-locking position and a clip-unlocking position.

IPC Classes  ?

• G11B 33/12 - Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
• F16B 2/22 - Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of resilient material, e.g. rubbery material
• G06F 1/18 - Packaging or power distribution
• H05K 7/14 - Mounting supporting structure in casing or on frame or rack
• H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details
• G11B 25/10 - Apparatus capable of using record carriers defined in more than one of the groups
• G11B 33/14 - Reducing influence of physical parameters, e.g. temperature change, moisture, dust

Abstract

A small-volume push-push apparatus for mounting and demounting a hard disk includes a pressing member, a bracket, and an elastic rod. The bracket defines first to fourth sliding slots, and the elastic rod includes a sliding portion. The pressing member can drive the sliding portion to slide along the first to fourth sliding slots in sequence. When the sliding portion slides to an ending point of the first sliding slot and intersects with the second sliding slot, the bracket can move at a first direction. When the sliding portion slides to a starting point of the first sliding slot away from the fourth sliding slot, the bracket can move in a second direction opposite to the first direction.

IPC Classes  ?

• G06F 1/18 - Packaging or power distribution
• G11B 33/00 - Constructional parts, details or accessories not provided for in the other groups of this subclass

Abstract

An electronic device proof against surge currents arising from hot-swapping components comprises a platform controller hub chip, an electronic component, a serial peripheral interface, and a power supply unit. The power supply unit comprises a power supply and a Zener diode, the power supply outputs a first voltage to the Zener diode, the diode converts the received first voltage to a second voltage and outputs the second voltage to one or more electronic components and the platform controller chip.

IPC Classes  ?

• G06F 1/26 - Power supply means, e.g. regulation thereof
• G06F 13/40 - Bus structure

Abstract

A reduced-volume all-in-one computer includes a shell, a display unit received in the shell, a supporting brace, a host adapter, and a transfer board. The display unit includes a display port. The supporting brace includes a base and a supporting member and the host adapter is received in the supporting member and integrates numerous electronic elements of a computer system. The electronic elements include a central processing unit, a memory chip, an image processor, and a memory. The transfer board in the supporting member includes a power port and a video port connecting to the display port. The transfer board is connected to the host adapter and forms a communication bridge between the host adapter and the display unit.

IPC Classes  ?

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

Abstract

An interface control circuit to apply a compatible voltage for a USB device upon connection includes a USB connector, a controlling module, and a switching module. The USB connector outputs the plug signal when connected to the USB device. The controlling module outputs a power supply signal when the plug signal is received. The switching module outputs a power supply drive signal when the power supply signal is received.

IPC Classes  ?

• H03K 19/0185 - Coupling arrangementsInterface arrangements using field-effect transistors only
• G06F 1/26 - Power supply means, e.g. regulation thereof
• G06F 13/40 - Bus structure
• G06F 13/42 - Bus transfer protocol, e.g. handshakeSynchronisation
• G06F 1/16 - Constructional details or arrangements
• G06F 1/32 - Means for saving power
• G06F 13/38 - Information transfer, e.g. on bus

Abstract

An electronic device includes a motherboard that includes a south bridge, a universal serial bus (USB) 3.0 connector, and a ground module. The south bridge is connected to the USB3.0 connector for transporting USB3.0 signals and USB2.0 signals. The grounded module is connected to the south bridge and the USB3.0 connector. The south bridge is used for controlling the ground module to work. The USB2.0 signals transmit between the south bridge and the USB3.0 connector flow into the ground, while the ground module is working.

IPC Classes  ?

• G06F 13/40 - Bus structure
• G06F 13/42 - Bus transfer protocol, e.g. handshakeSynchronisation
• H05K 7/02 - Arrangements of circuit components or wiring on supporting structure

Abstract

A framework for forming an electronic display includes a primary electronic device, at least one coupling electronic device, and at least one secondary electronic device. The primary electronic device includes a system on a chip electronically coupled to a display screen of the primary electronic device. The at least one coupling electronic and the at least one secondary electronic device each includes an integrated circuit and a corresponding display screen. Each electronic device includes at least one connector configured to electronically couple to the connector of another electronic device. The system on a chip of the primary electronic device controls the display screen of each of the electronic devices to display a portion of the electronic display.

IPC Classes  ?

• G06F 3/14 - Digital output to display device
• H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details
• H05K 5/00 - Casings, cabinets or drawers for electric apparatus

Abstract

A connector includes an insulation body, a first pin row, a second pin row, a first connection terminal row and a second connection terminal row. The insulation body includes a division portion and defines a first receiving groove and a second receiving groove positioned at two opposite sides of the division portion. The first pin row and the second pin row are attached to two opposite sides of the division portion. One of the ends of the first connection terminal row electrically connect to a motherboard, the other one of the ends of the first connection terminal row connect to the first pin row. One of the ends of the second connection terminal row electrically connect to the motherboard, the other one of the ends of the second connection terminal row connect to the second pin row. The disclosure also provides a data cable to connect the connector.

IPC Classes  ?

• H01R 12/00 - Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocksCoupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structuresTerminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
• H01R 12/70 - Coupling devices
• H01R 25/00 - Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits

Abstract

A connector leakage protection system includes a current foldback module with a first end coupled to an output port of a DC power supply; an anti-interference module with a first end coupled to a second end of the current foldback module, and a second end coupled to a power port of a connector; and a leakage protection module between the output port and the first end of the current foldback module, or the second end of the current foldback module and the first end of the anti-interference module, or the second end of the anti-interference module and the power port. When the output port outputs a DC voltage, the leakage protection module is switched on. When the output port does not output the DC voltage, the leakage protection module is switched off, preventing current leakage from flowing to the output port. A connector leakage protection circuit is also provided.

IPC Classes  ?

• H02H 3/00 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection
• H02H 3/18 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to reversal of direct current

Abstract

A power control system includes a first comparison unit, a second comparison unit, a switching unit, and a power supply unit. The first comparison unit receives a switch voltage and a first reference voltage, compares the switch voltage with the first reference voltage and outputs a first comparison voltage. The second comparison unit receives the first comparison voltage and a second reference voltage, compares the first comparison voltage with the second reference voltage and outputs a second comparison voltage. The switching unit receives the second comparison voltage and converts a power control voltage to the switch voltage. The power supply unit receives the switch voltage and outputs a working voltage to wake up a motherboard. The power supply unit only wakes up the motherboard when the power supply unit is completely discharged.

IPC Classes  ?

• G06F 1/26 - Power supply means, e.g. regulation thereof
• G06F 1/32 - Means for saving power
• G06F 1/00 - Details not covered by groups and

Abstract

A housing of a computer includes a cover, a body, and a locking mechanism. The locking mechanism is mounted on the cover. The locking mechanism includes a handle and a sliding plate. The handle is configured to rotate between a first position and a second position relative to the cover. The handle is configured to push the sliding plate. When the handle is in the first position, the sliding plate is engaged with the cover and the body to fix the cover to the body. When the handle is in the second position, the sliding plate is away from the body and the cover is unlocked from the body.

IPC Classes  ?

• H05K 5/00 - Casings, cabinets or drawers for electric apparatus
• G06F 1/18 - Packaging or power distribution
• H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details

Abstract

A charging circuit for a USB port includes a first connector, a second connector, and a voltage booster circuit. The first connector includes a first power pin. The second connector includes a second power pin. The voltage booster circuit is connected between the first connector and the second connector. The voltage booster boosts a voltage provided by the first power pin of the first connector and provides the boosted voltage to the second power pin of the second connector to charge an electronic device.

IPC Classes  ?

• H01M 10/46 - Accumulators structurally combined with charging apparatus
• H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
• G06F 1/26 - Power supply means, e.g. regulation thereof
• H02M 3/155 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only

Abstract

An electronic device includes an enclosure, a circuit board mounted in the enclosure, an electronic component attached to the circuit board, an antenna module mounted to the electronic component, and a mounting apparatus configured to mount the antenna module. The mounting apparatus includes a pressing member mounted on the circuit board. The mounting apparatus includes a pressing panel, a pressing block extending from the pressing panel, a positioning piece extending from the pressing panel, and a pressing piece extending from the pressing block. The pressing piece has a back wall. The pressing block presses the electronic component, the pressing panel presses the antenna module, and the back wall and the positioning piece abut against two adjacent sidewalls of the electronic component.

IPC Classes  ?

• H05K 7/02 - Arrangements of circuit components or wiring on supporting structure
• H05K 7/04 - Arrangements of circuit components or wiring on supporting structure on conductive chassis
• H05K 5/00 - Casings, cabinets or drawers for electric apparatus
• H05K 1/18 - Printed circuits structurally associated with non-printed electric components
• H05K 1/14 - Structural association of two or more printed circuits

Abstract

A multiple device integrating control method, includes: detecting whether a first connection port of an electronic device is connected to a first device; determining whether a power port of the electronic device is connected to a power adapter when the first connection port is connected to the first device; and driving a processor of the first device to work and cooperate with a processor of the electronic device to compute.

IPC Classes  ?

• G06F 13/10 - Program control for peripheral devices
• G09G 5/12 - Synchronisation between the display unit and other units, e.g. other display units, video-disc players
• G06F 1/16 - Constructional details or arrangements
• G06F 1/26 - Power supply means, e.g. regulation thereof

Abstract

An expansion card securing mechanism is configured to secure different kinds of expansion cards. The expansion card securing mechanism includes a base and a plurality of securing members which are secured on the base. The base includes a latch portion. The latch portion defines a plurality of latch holes, the securing member can be secured in the latch hole. Each securing member defines a cavity, the latch hole and the cavity can receive different kinds of expansion cards to secure the expansion cards.

IPC Classes  ?

• H05K 1/14 - Structural association of two or more printed circuits
• G06F 1/18 - Packaging or power distribution

Abstract

An indicating device includes an enclosure and an indicating lamp. The enclosure includes a base. The base defines a receiving space and an opening communicating with the receiving space. When the indicating lamp is received in the receiving space, the base partially shields the indicating lamp allowing light from the indicating lamp to be transmitted only through the opening.

IPC Classes  ?

• H05K 3/30 - Assembling printed circuits with electric components, e.g. with resistor
• F21W 111/00 - Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in groups
• F21Y 101/00 - Point-like light sources
• F21Y 105/10 - Planar light sources comprising a two-dimensional array of point-like light-generating elements

Abstract

A socket device includes a socket mounted on a circuit board and an engaging member mounted to the socket. The socket defines a sliding groove. The engaging member includes a sliding piece engaged in the sliding groove. The sliding piece can slide along the slot to detach the engaging member from the socket. A chip may be mounted below the engaging member which member may be moved away from the socket to enable user to check the chip.

IPC Classes  ?

• H01R 13/62 - Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
• H01R 12/70 - Coupling devices
• H01R 12/73 - Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures

Abstract

An imaging device includes a base, an illuminating device, a first housing element, and a second housing element. The first housing element defines a cutout. The first housing element further includes at least one fixing piece from an edge of the first housing element. The second housing element is similar configuration to the first housing element. When the first housing element is fixed to the second housing element, the two cutouts defines an engaging hole, the illuminating device extends from the engaging hole from the base, the two fixing pieces engage with the illuminating device to fix the illuminating device to the base.

IPC Classes  ?

• G03B 21/20 - Lamp housings
• F21V 15/01 - Housings, e.g. material or assembling of housing parts
• G03B 21/14 - Projectors or projection-type viewersAccessories therefor Details

Abstract

A switching apparatus to adapt an interface for multi-functional use includes a signal source, a display unit, a control unit, and a connector. The signal source includes a first power output and a data output. The display unit includes a power input and a data input. The control unit includes a switching chip having a control signal input, a first data pin, a second data pin, and a third data pin. The connector includes a second power input, a second power output, and a data output. The control signal input receives a switching signal. When the second data pin communicates with the first data pin according to the switching signal, the first power output is electrically coupled to the second power input, the signal source provides power for an electronic device connected with the connector.

IPC Classes  ?

• G06F 13/40 - Bus structure
• G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
• G06F 1/32 - Means for saving power
• G06F 13/38 - Information transfer, e.g. on bus

Abstract

An alarm system for power supply includes a power supply unit, an electronic device, a control unit, and a switch unit. The power supply unit includes a battery. The battery outputs a power supply voltage. The power supply receives a standby DC voltage, and outputs a first voltage level signal according to the standby DC voltage and the power supply voltage. The electronic device outputs a second voltage level signal. The control unit receives the first voltage level signal and the second voltage level signal, and outputs a control signal in accordance. The switch unit receives the control signal, and sounds alert when there is no electric charge in the battery.

IPC Classes  ?

• H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries

Abstract

A serial input/output (SIO) device with a serial peripheral interface (SPI) bus gateway controller. The gateway controller retrieves operation code (opcode) from a signal from the SPI bus and an address number from the signal; the gateway controller further compares the retrieved opcode with a restrict opcode, the retrieved address number with a restrict address number. When either the retrieved opcode matches the restrict opcode, or the retrieved address number matches the restrict address number, the gateway controller blocks the signal.

IPC Classes  ?

• G06F 9/00 - Arrangements for program control, e.g. control units
• G06F 21/57 - Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
• G06F 13/40 - Bus structure
• G06F 21/79 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in semiconductor storage media, e.g. directly-addressable memories
• G06F 21/62 - Protecting access to data via a platform, e.g. using keys or access control rules
• G06F 9/44 - Arrangements for executing specific programs

Abstract

An anti-leakage supply circuit which avoids any power leakage to earth includes an interface, a management chip configured to detect a working state of a computer, a motherboard power supply configured to supply power to the interface and the management chip, and a control circuit coupled to the management chip. The control circuit is coupled between the motherboard power supply and the interface. The management chip is configured to output a signal to the control circuit when the computer is in standby state which disconnects the motherboard power supply and the interface.

IPC Classes  ?

• G06F 1/00 - Details not covered by groups and
• G06F 1/26 - Power supply means, e.g. regulation thereof
• G06F 1/32 - Means for saving power

Abstract

A protection circuit is coupled to a switch circuit of a machine tool for protection. The protection circuit comprises a fatigue protection unit and a misoperation protection unit. The fatigue protection unit comprises a first sensor, a first processor, a first controller, and an alarm module. The misoperation protection unit comprises a second sensor, a second processor, and a second controller. The protection circuit senses the degree of fatigue and the misoperation of people through the fatigue protection unit and the misoperation protection unit, then controls the machine tool to work or not to work to avoid accidents.

IPC Classes  ?

• G08B 23/00 - Alarms responsive to unspecified undesired or abnormal conditions
• F16P 3/14 - Safety devices acting in conjunction with the control or operation of a machineControl arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
• G08B 21/22 - Status alarms responsive to presence or absence of persons
• G08B 21/24 - Reminder alarms, e.g. anti-loss alarms
• G08B 21/06 - Alarms for ensuring the safety of persons indicating a condition of sleep, e.g. anti-dozing alarms

Abstract

A dispensing assembly includes a mounting plate with a plurality of openings, a rotatable shaft located adjacent to the mounting plate, a plurality of blocking plates pivotably attached to the mounting plate, and a plurality of jacking members attached to the rotatable shaft. Lengths of the plurality of jacking members are different from each other. When the shaft is rotated to an initial position, the plurality of jacking members disengages away from the plurality of blocking plates, and the plurality of blocking plates are received in the plurality of openings. When the shaft is rotated to a working position, the plurality of blocking plates is rotated out of the plurality of openings to positions slanted relative to the mounting plate by the plurality of jacking members. Slanting angles of the plurality of blocking plates relative to the mounting plate are different from each other.

IPC Classes  ?

• G07F 11/24 - Rotary or oscillatory members
• A47F 1/08 - Containers with arrangements for dispensing articles dispensing from bottom