A process cartridge includes a photoconductive unit, a developing unit coupled to the photoconductive unit and pivotable to a development position and a release position, and an elastic member to bias the development unit toward the development position. A nip control member is switchable to a nip separation position at which the developing unit is maintained at the release position and to a nip formation position that allows the developing unit to pivot to the development position. A switching member switches the nip control member from the nip separation position to the nip formation position when a developing roller of the developing unit is rotated in an image forming direction. Transmission of rotation power between the switching member and the developing roller is blocked or reduced by a rotation power control member when the nip control member is switched from the nip formation position to the nip separation position.
Examples of the disclosure provide a device, system, and method for identifying participants in a location using a plurality of cameras. The method includes capturing images of the location using a primary camera and a secondary camera, applying a machine learning human head detector model to the images to detect human heads in the images and identify coordinates for each human head detected in the images, and determining a centroid of the coordinates for each human head detected in the images and a centroid angle for each human head detected in the images relative to the centroid. The method further includes ranking identification labels for each human head based on the centroid angle for each human head detected in the images, identifying a reference human head in a primary image captured by the primary camera, and aligning the identification labels across each of the images to reidentify each human head.
In an example, a surface marking robot may print a line to a surface. Images of the printed line may be captured. The captured image may be analyzed to calculate a parameter of the printed line. In response to determining a parameter of the printed line is not within limits, print settings may be modified. In one example, captured image may be analyzed to assess the health of the surface marking robot.
Provided is an intermediate transfer belt assembly. A cleaning blade is to remove waste toner from a surface of an intermediate transfer belt. A first waste toner accommodation unit is to accommodate waste toner falling from the cleaning blade to a first side opposite to the intermediate transfer belt. A second waste toner accommodation unit is to accommodate waste toner falling from the cleaning blade to a second side opposite to the first side. A shutter is switchable between an open position to open a waste toner inlet of the second waste toner accommodation unit and a closed position to close the waste toner inlet.
G03G 15/08 - Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
G03G 15/16 - Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern
G03G 21/00 - Arrangements not provided for by groups , e.g. cleaning, elimination of residual charge
A flexible structure comprising a plurality of interlinked beams (102), wherein the beams (102) are curved and interlinked to define a plurality of concave rhombus forms (104) and wherein each rhombus form (104) is linked to at least two other rhombus forms (104).
B29C 64/00 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
B29C 64/386 - Data acquisition or data processing for additive manufacturing
B33Y 50/00 - Data acquisition or data processing for additive manufacturing
B33Y 80/00 - Products made by additive manufacturing
In some examples, the disclosure describes a device that includes a print engine to generate an image on a first print medium during a print process, an inline scanning device to scan the image during the print process, and a processor to: identify a defect on the image based on the scanned image, select a test pattern based on a type of the identified defect, and control the print engine to generate the selected test pattern on a second print medium.
An image forming apparatus includes a print engine and a cartridge including a first container to supply printing material to the print engine, a second container to supply printing material to the first container, a sensor to detect an amount of printing material in the first container, and a gate to move between a closed position and an open position. In the closed position, the gate is to prevent the printing material in the second container from moving into the first container. In the open position, the gate allows a portion of the printing material in the second container to move into the first container. The image forming apparatus includes a memory to store data and a processor to receive information about the amount of printing material in the first container from the sensor, authenticate the cartridge based on the data, and control the gate based on the authentication.
Disclosed herein are systems and methods for authenticated-encryption and authenticated-decryption operations for conducting authenticated-encryption communications between a host device and a peripheral device. A sending device performs authenticated-encryption operations that apply a symmetric encryption algorithm on plaintext to encrypt the data and generate an authentication tag or message authentication code ("MAC"). The sending device sends the ciphertext and a shared subset of the tag to the receiving device, and stores a non-shared subset of the tag in cache. The receiving device performs authenticated-decryption operations that verify the tag and decrypt the ciphertext to recover the data by applying the effective inverse of the symmetric encryption algorithm (or decryption algorithm) and using the known parameters.
G06F 21/70 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
H04L 9/06 - Arrangements for secret or secure communicationsNetwork security protocols the encryption apparatus using shift registers or memories for blockwise coding, e.g. D.E.S. systems
H04L 9/32 - Arrangements for secret or secure communicationsNetwork security protocols including means for verifying the identity or authority of a user of the system
9.
SECURE CONTROLLERS FOR REPLACEABLE PRINT APPARATUS COMPONENTS
Disclosed herein is a secure controller for a replaceable print, apparatus component, circuitry for association with a replaceable print apparatus component, and a replaceable print apparatus component. The secure controller is to perform secure communication with a host apparatus via a serial data bus. The controller further is to, in response to a first command from the host apparatus, execute a first, operation associated with the first command,wherein the controller is to consume power within a first range during execution of the first operation. The controller also is to, in response to a second command from the host apparatus specifying a dwell time, transition to a low-power state and consume power within a second range in the low-power state for a duration based on the dwell time, the second range being below and spaced apart from the first range.
G06F 21/81 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer by operating on the power supply, e.g. enabling or disabling power-on, sleep or resume operations
G06F 21/75 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation, e.g. to counteract reverse engineering
H04L 9/00 - Arrangements for secret or secure communicationsNetwork security protocols
10.
ULTRAVIOLET LIGHT ACTIVE PARTICLE FOR TONER COMPOSITION
An ultraviolet light active particle includes a core and a shell. The core is formed of a first polymer and an ultraviolet light active compound. The shell is formed of a second polymer at least partially surrounding the core. The shell is substantially free of the ultraviolet light active compound. The ultraviolet light active particle absorbs ultraviolet light and emits visible light.
Machine learning models are utilized to train and transfer parameter knowledge corresponding to a sintering schedule from one geometry simulation to other geometries. Thus, even with an unseen sintering schedule, the physical simulation of one geometry with the unseen sintering schedule can be utilized by a trained model to extract parameter knowledge and predict the sintering deformation for other geometries using the unseen sintering schedule. Additionally, or alternatively, machine learning models are utilized to transfer parameter knowledge corresponding to the geometry of a part from one sintering schedule to other sintering schedules. Thus, even with an unseen geometry, the physical simulation of one sintering schedule with the unseen geometry can be utilized by the trained model to extract global context information corresponding to the unseen geometry and predict the sintering deformation of the unseen geometry for other sintering schedules.
G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
G06F 30/23 - Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
G06F 113/10 - Additive manufacturing, e.g. 3D printing
G06F 119/08 - Thermal analysis or thermal optimisation
According to an example, a system comprises a host apparatus including a microphone, and a processor in communication with the microphone and at least one secondary apparatus including a vibration generating device. The processor is to control the at least one secondary apparatus to generate vibration signals via the vibration generating device, receive each of the vibration signals via the microphone, and determine a physical location relationship between the host apparatus and the at least one secondary apparatus based on the received vibration signals.
G01S 5/18 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
G06F 1/16 - Constructional details or arrangements
G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
G08C 23/02 - Non-electric signal transmission systems, e.g. optical systems using acoustic waves
13.
CARTRIDGE AND INSTRUMENT FOR TESTING BIOLOGICAL SAMPLES
An example cartridge has an opening for a dispenser used to inject a sample fluid into the cartridge, a reservoir to receive the sample fluid, and a view window through which the sample fluid is viewable to a user of the cartridge. A member coupled to the view window at a predetermined position may indicate an amount of fluid suitable for a diagnostic test performed by the cartridge. The cartridge may include surfaces angled with respect to the each other to define a slope for flow of sample fluid down from the opening when the cartridge is upright. An instrument may include a physical interface to hold a cartridge during sample injection, and provide a user interface with prompts corresponding to injection of sample fluid and/or performance of the diagnostic test. A sensor may detect a state of the cartridge or its contents before, during, and/or after the diagnostic test.
A toner cartridge includes a first housing and a second housing coupled to the first housing and including a print material outlet. The toner cartridge includes a flexible container positioned within the first housing to store print material. The toner cartridge further includes a. pump to expel a predetermined amount of the print, material from the print material outlet.
A diagnostic system includes a cartridge and an instrument. The cartridge includes a plurality of zones including an extraction zone having one or more extraction chambers and a detection zone having one or more detection chambers, each detection chamber including one or more heating elements, wherein each zone of the plurality of zones is in fluid communication with each other, one or more reagents, and a plurality of magnetic particles. The instrument includes one or more cartridge-contact heaters, a lyse system to interface with the one or more extraction chambers, an electrical connection to activate the heating elements of each of the one or more detection chambers, a magnetic field generator to generate a magnetic field to dock the plurality of magnetic particles to at least one zone of the plurality of zones, and an optical unit to couple with at least one of the one or more detection chambers.
A cartridge includes a housing having a reservoir to contain printing material, and a printing delivery method (e.g., rollers, augers, thermal delivery mechanism, etc.). The housing is insertable into an image forming apparatus. The cartridge includes an indicator contained within the housing, wherein the indicator is to be audible in an activated status following a triggering condition.
In an example, a pulp molding transfer apparatus includes a fluid pathway between a first side and a second side of a portion of the pulp molding transfer apparatus. In some examples the pulp molding transfer apparatus further includes a flow controlling element which, in use, is moveable between an open position and a flow restricting position in which the flow controlling element at least partially obstructs the fluid pathway. The position of the flow controlling element may be controlled based on a direction of fluid flow through the transfer apparatus.
In an example a component of a pulp molding apparatus includes a first portion for connecting the component to a support platform. In some examples the component may further include a second portion which, in use, directly or indirectly supports a pulp molded object. The component may include a resiliently deformable portion connecting the first and second portions and integrally formed with at least one of the first and second portions.
A logic circuit includes an interface to communicate with a host, a processor, and a memory. The memory stores instructions that when executed by the processor cause the processor to, in response to a first start session command without having previously derived a shared key with the host, communicate with the host through a pairing channel where communications are authenticated using a session key derived from a pairing base key, to derive the shared key. The memory stores further instructions that when executed by the processor cause the processor to, in response to the first start session command and after having derived the shared key, communicate with the host through a nominal channel where communications are authenticated using a session key derived from the shared key.
H04L 9/32 - Arrangements for secret or secure communicationsNetwork security protocols including means for verifying the identity or authority of a user of the system
A logic circuitry package includes an interface to communicate with a host logic circuit and a logic circuit. The logic circuit is configured to store or generate a plurality of tokens corresponding to respective token indices. The logic circuit is configured to receive at least one challenge command from the host logic circuit including a subset of token indices. The logic circuit is configured to in response to the at least one challenge command, transmit a list of data including a subset of tokens of the plurality of tokens corresponding to the received subset of token indices.
H04L 9/32 - Arrangements for secret or secure communicationsNetwork security protocols including means for verifying the identity or authority of a user of the system
A fluid ejection device assembly may include a fluid ejection die and a plurality of bond wires, each wire of the plurality of bond wires electrically connected to the fluid ejection die at a first point of connection and electrically connected to an interface circuit at a second point of connection, the plurality of bond wires to transmit signals between the interface circuit and the die, wherein the plurality of bond wires are covered by encapsulant, the plurality of bond wires engaging a wire support separate from the encapsulant, between the first point of connection and the second point of connection.
An interconnect circuit may include a first portion including an electrical interconnect pad array to connect to the host controller, the electrical interconnect pad array including a first electrical interconnect pad on a first lateral side of the first portion, and a second electrical interconnect pad on a second lateral side of the first portion, a second portion separate from the first portion, including a contact pad array to connect to the integrated circuit, the contact pad array on the first surface the second portion including a first contact pad to connect to a fluid ejection device, a second contact pad to connect to the fluid ejection device, a first trace connecting the first electrical interconnect pad and first contact pad, and a second trace connecting the second electrical interconnect pad and second contact pad, where the first trace is configured to conduct a higher voltage than the second trace.
A molded body (110) for a fluid ejection device assembly (100) may include a reservoir to store print fluid. The reservoir may include a main reservoir chamber (111), a sump (118) under and open to the main chamber, at least one protrusion (119) into the sump to support a foam body in the main reservoir chamber, and a fluid output (112) to output the print fluid to a fluid ejection device (121).
In an example, a pulp molding apparatus includes a pulp molding screen. In some examples the pulp molding apparatus further includes a pulp molding form to support the pulp molding screen and through which fluid can drain during a fluid drainage process of an object being molded on the pulp molding screen. The pulp molding apparatus may include a seal which, in use of the apparatus, is between the pulp molding screen and the pulp molding form and is to define a first fluid drainage zone and a second fluid drainage zone, wherein the first and second fluid drainage zones have different fluid drainage characteristics.
An interconnect circuit (140) may include a first portion (141) including an electrical interconnect pad array (142) to connect to a printer-side contact array to electrically connect the interconnect circuit with a printer circuit, wherein the electrical interconnect pad array extends along both sides of a center axis (A) of the electrical interconnect pad array. The interconnect circuit may include a second portion (147) including contact pads (146) connected to the electrical interconnect pads through lines (144), the contact pads to connect with an integrated circuit of a print component (100), wherein the second portion is displaced laterally relative to the center axis of the electrical interconnect pad array.
A fluid ejection device assembly (100) may include a molded body (110) including multiple reservoirs (116a, 116b, 116c) to store print fluid, each reservoir connected to a fluid ejection die (131a, 131b, 131c) through a fluidic path, where the fluidic path is formed by an output (119a, 119b, 119c) of the molded body and an input of a fluidic structure (120) supporting the fluidic ejection dies. The outputs of the molded body may be connected to the corresponding inputs of the fluidic structure by fluidic joints. The molded body may include a support (112) to support a flexible circuit (140) attached to the molded body.
An interconnect circuit (140) may include a connective routing including metal traces (132), electrical interconnect pads (142), and contacts (146), where each metal trace is to electrically connect an electrical interconnect pad on a first portion (141) of the flexible circuit to a contact on a second portion (147) of the flexible circuit, the contact to connect to a fluid ejection die (131), and a metal structure (143a, 143b) located between, and distanced from, the electrical interconnect pad and the contact, the metal structure electrically insulated from the routing, the metal structure to increase a stiffness of at least a portion of the flexible circuit.
The disclosed technology is directed to a dual access system for providing a concurrent access mode that the remote user accesses to the computing system with the KVM functionality to provide the technical support and that the user concurrently accesses to the computing resources. The system includes a routing system to connect to a computing system, a keyboard, video, and mouse (KVM) controller communicatively coupled with a remote computing system, a secondary computing system to provide computing resources to the user while the remote user accesses to the computing system, and an operating mode switch to switch between a plurality of operating modes.
Systems, methods, and computer storage media are provided for predicting material and mechanical properties of an object from manufacturing parameters (108) for additive manufacturing. In examples described herein, a machine learning model (110A) is trained to predict crystallinity of build material based on manufacturing parameters (108) during additive manufacturing. The machine learning model (110A) predicts a crystallinity for at least one location of an object based on corresponding manufacturing parameters (108) for the object. Based on the crystallinity for the location of the object, a mechanical property is computed for the location of the object.
B29C 64/153 - Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
B29C 64/165 - Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
B22F 10/85 - Data acquisition or data processing for controlling or regulating additive manufacturing processes
B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
A method of forming a fluid flow structure in which a first fluidic die is molded into a molding material to form a molded die, and a second layer of molding material is molded onto the molded die, the second layer of molding material comprising a first fluid channel to deliver fluid to the first fluidic die.
According to an example, a surface marking robot comprises a set of front wheels, a set of rear wheels, an electronic component, and a weight distribution system. The weight distribution system comprises an actuator to move the electronic component along a longitudinal axis of the robot, and a controller operatively connected to the actuator. The controller is configured to control the actuator to move the electronic component from a first position to a second position with respect to the set of front wheels in response to an emergency stop signal.
In an example, an insert (200) includes an inner portion (202) to be received within an opening of a container and an outer portion (204), wherein at least one of the inner portion and the outer portion comprises a plurality of sections (204a,b,c), and each of the sections is connected to the other portion via a flexible portion (206). When the inner portion is positioned within the opening, the sections may be rotatable about their respective flexible portions towards a side of a wall of the opening such that, when a retaining means is engaged, the wall of the opening may be captured between the inner portion and the outer portion.
According to an example, a roller assembly for a mouse includes a roller wheel, a motor rotatably engaged with the roller wheel, and a sensor to determine a rotation pattern of the roller wheel, wherein an electrical parameter of the motor may be adjusted based on the rotation pattern determined by the sensor.
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 3/0362 - 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
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/038 - Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
A non-transitory machine-readable storage medium comprising instructions executable by a processing resource of a computing device to cause the computing device to: receive an audio stream from a user computing device, wherein the audio stream corresponds to an audio signal from a physical audio interface coupled to the remote user's computer; generate an emulated audio device to provide the audio signal to a remote computing device using the audio stream,wherein the emulated audio device emulates the physical audio interface coupled to the user computing device; establish a communication link to the remote computing device, wherein the communication link corresponds to a physical connection communication protocol; and transmit the audio signal to the remote computing device using the emulated audio device andt he communication link.
An electronic device can include memory, a display, and a processor. The display can include both a transparent emissive layer having a first display region and an electrophoretic layer having a second display region. The first display region and the second display region can have matching resolutions, and the transparent emissive layer and the electrophoretic layer can be individually addressable. The processor can execute machine-readable instructions stored in the memory to receive content for presentation via the display, separate the content into active content and passive content, present the active content via the transparent emissive layer, and present the passive content via the electrophoretic layer.
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
A method to process a video stream, comprising: decoding a video stream into a plurality of frames, each frame comprising video information and a timestamp; storing the frames in a buffer, determining a display frame rate associated with a video display, determining a future display time value from the display frame rate and a current time, processing a first frame of the plurality of frames based upon the future display time value, a timestamp associated with the first frame, and timestamps of additional frames stored in the buffer, wherein processing comprises one of: (a) sending the first frame to the video display and removing the first frame from the buffer, (b) refraining from sending the first frame to the video display and refraining from removing the first frame from the buffer, or (c) refraining from sending the first frame to the video display and removing the first frame from the buffer.
H04N 21/45 - Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies or resolving scheduling conflicts
H04N 21/44 - Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
37.
REMOTE COMPUTING DEVICE TO CONFIGURE HOST STORAGE DRIVES
A remote management peripheral device is a computing device that may be used alone or in connection with a server computing device to manage a fleet of host computing devices. A remote management peripheral device may also be used to directly command the erasure or backup of storage drives located on the host computing devices of the fleet. More specifically, the remote management peripheral device can, in accordance with a configuration option selected by an administrative user, generate a command to the BIOS of individual host computing devices within a fleet of host computing devices to erase or backup their respective storage drives.
G06F 11/14 - Error detection or correction of the data by redundancy in operation, e.g. by using different operation sequences leading to the same result
A display apparatus includes display controller circuitry in communication with power sensing circuitry. The power sensing circuitry measures an electrical characteristic indicative of power consumed by the display panel when the display panel displays content during a time period. The display controller circuitry obtains, as a set of power values based on measurements by the power sensing circuitry, the power consumed by the display panel at points of time during the time period. The display controller circuitry also determines a power parameter based on the set of power values, and controls the display panel to change to a different display mode when the display controller circuitry determines that the power parameter reaches a threshold.
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
A cooling device for a system-on-chip includes a plurality of cooling units to be coupled to a system-on-chip via a first side of the plurality of cooling units and spaced apart from the other cooling units. The cooling device further includes a bridge coupled to a second side of the plurality of cooling units, the bridge and the plurality of cooling units arranged to enable independent movement of individual cooling units of the plurality of cooling units.
H01L 23/473 - Arrangements for cooling, heating, ventilating or temperature compensation involving the transfer of heat by flowing fluids by flowing liquids
H01L 23/367 - Cooling facilitated by shape of device
40.
ADJUSTING ENERGY APPLICATION TO INDIVIDUAL ZONES OF A PRINT SUBSTRATE BASED ON VARIATIONS IN INK DENSITY
Systems, apparatuses, and methods may provide for technology to treat ink for a printer (100, 102, 701). Such ink treating includes determining variations in ink density in a print job among individual zones (300) of a print substrate (101). Energy application is adjusted to the individual zones of the print substrate. Such energy application is adjusted to the individual zones of the print substrate based on the determined variations in ink density. Such energy application is adjusted by regulation of individually controllable energy elements (109) of an energy transfer system.
In example implementations, a method and system of color calibration adjustment are provided. The system includes a printing system having an output; an ink drop weight (IDW) sensor connected to the printing system; a spectrophotometer connected to the printing system; and a processor connected to the printing system, the ink drop weight sensor, and the spectrophotometer to determine an effective ink drop weight (elDW) and modify the output of the printing system based on differences in the elDW (AelDWs) between a previous reference state of the printing system and a current state of the printing system.
Examples of a three-dimensional (3D) printing method are disclosed. In one example method, an intermediate object is generated by i) forming a build material layer with build material particles, ii) based on data derived from a digital 3D model, applying a binder agent to at least a portion of the build material layer, the binder agent consisting of polyfurfuryl alcohol dissolved in an organic solvent, iii) evaporating the organic solvent and precipitating the polyfurfuryl alcohol out of solution by heating the build material layer to a first temperature, thereby binding the build material particles with precipitated polyfurfuryl alcohol in the at least the portion of the build material layer, and iv) repeating the spreading, selectively applying, and the heating steps. A carbon residue is then produced from the precipitated polyfurfuryl alcohol throughout the intermediate object by heating the intermediate object to a second temperature.
B22F 10/14 - Formation of a green body by jetting of binder onto a bed of metal powder
B28B 1/00 - Producing shaped articles from the material
B29C 64/165 - Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
Systems and methods are provided for implementing hybrid sensor fusion for avatar generation. One method can include receiving, via a first camera (225) of a wearable device (205), a first image data stream that can include a facial feature of a participant. The method can also include receiving, via a second camera (255) separate from the wearable device, a second image data stream that can include a non-facial feature of the participant. The method can also include generating an avatar of the participant, where a first portion of the avatar including the facial feature can be generated based on the first image data stream and a second portion of the avatar including the non-facial feature can be generated based on the second image data stream.
A microfluidic system includes a cell sensor for high throughput, label-free cell isolation via a parallel electrode impedance sensing structure. A microfluidic device may include a channel fed by a cell-containing reservoir, and an ejection nozzle. The channel is flanked on two sides by electrodes. Electrodes are parallel to the channel axis. Positive and negative electrodes may be on one side of the channel and a ground electrode on the opposite side a differential sensing arrangement. A potential may be applied to the electrodes and the resulting current sensed, such as a difference current between the two electrodes. The sensor may detect presence of a cell based on peak-to-peak signal structure. The dispense head may move relative to a multiwell plate such that a new well is exposed under the nozzle. The cell may move via evaporation driven flow to the nozzle orifice, ready to be ejected.
The disclosed technology is directed to a computing device for handling system management interrupt where emergency responses are desired. In some examples, the computing device includes a memory controller and a processor. The memory controller sets a register to a value in response to determining that a memory access matches an attack pattern, and triggers a system management interrupt. Upon detecting the system management interrupt, the processor causes a first thread to enter a system management mode. The first thread then accesses the register. Responsive to determining the register is set to the value, a power reset on the computing device is triggered without waiting for remaining threads to enter the system management mode.
A fluid ejection device incudes a reservoir to contain a cell solution and a fluid ejection die having an ejector to dispense a cell of the cell solution from the reservoir into a well of a well plate, a channel connecting the reservoir and the ejector, a sense area within the channel, and a clog clearing device proximate the sense area to clear a clog sensed in the sense area.
Embodiments of the disclosure provide a device, system, and method using a two-dimensional acoustic fence (62). The system includes a microphone (50) that determines if a sound is present in a room (40) and a camera (48) that captures an image of the room. A subject detector model is applied to the image to determine image coordinates and room coordinates in width and depth dimensions from the camera for each subject in the room. An acoustic fence is defined within the image. An artificial intelligence process compares the room coordinates of the subjects with the acoustic fence dimensions to determine if the sound from the subjects has originated within the acoustic fence. The audio output for the videoconference is muted if the sound is determined not to have originated within the acoustic fence, and the audio output is unmuted if the sound is determined to have originated within the acoustic fence.
Systems and methods are provided for an audio dock to seamlessly transition between audio signals. The audio dock can receive a first audio signal (505) being indicative of captured audio and having a first latency and a second audio signal (510) being indicative of the captured audio and having a second latency that is lower than the first latency. The audio dock can determine a time delay (525) between the first audio signal and a second audio signal and introduce the time delay (540) to the second audio signal to provide a delayed audio signal (545). The audio dock can select, (550) based on a control signal (252), the first audio signal or the delayed audio signal as an output audio signal (280). The audio dock can output the output audio signal to a host device.
A method is described in which a first video stream of a scene is received (602) from a first camera (102) and a second video stream of the scene is received (604) from a second camera (104a, 104b). A participant of interest is identified (606) in the first video stream and mapped (608) from the first video stream to the second video stream. A first pose of the participant of interest relative to the first camera is determined (610), and a second pose of the participant of interest relative to the second camera is determined (612). The first video stream and the second video stream are ranked (614) based on comparing the first pose and the second pose. The processor automatically switches (616) between sending one of the first video stream or the second video stream to a display system based on the respective one of the first video stream or the second video stream having a higher ranking.
In an example, a method includes receiving an image to be printed by a printer and determining a drop density for a portion of the image, wherein the drop density represents drops to be printed during a pass of a printhead. The method may include determining a carriage speed for a printhead carriage of the printer based on the determined drop density and a highest available drop firing frequency for the printhead, and adjusting a printhead carriage speed setting to the determined carriage speed.
The disclosed technology is directed to a time-based computing device management system for providing a secure computing environment. The system includes a timer to track an operating time or usage time of a computing device and a time management controller, such as a Trusted Platform Module (TPM), a discrete microcontroller, or a microcontroller integrated into the main processor of the computing device. The timer and time management controller are not accessible by the operating system preventing malicious access to the timer and the time management controller by users that have operating system access. The computing device can be connected to a remote server (e.g., remote management server) that can provide time information to the time management controller for updating the timer, which may directly or indirectly control user access to the computing device.
A non-transitory machine-readable storage medium comprising instructions executable by a processing resource of a computing device to cause the computing device to: receive a visual image of an environment suitable for conducting a video conference; receive environment scan information; identify a characteristic of an object within the environment using the environment scan information; identify an invalid meeting area of the visual image based on the characteristic of the object within the environment; determine an activity region of the visual image outside of the invalid meeting area.
Packaging component (100) including a molded fiber component (102) comprising an interior surface (106) and an exterior surface (108). The packaging component further includes a film (104), which includes a first portion (104a) bonded to the interior surface of the molded fiber component and a second portion (104b) extending beyond an edge (110) of the interior surface and foldable over the edge to abut the exterior surface (108) of the molded fiber component.
B65D 6/00 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor
Systems and methods may include technology that provides for printing fluid delivery and/or dispersion. In an example, such technology includes a diffuser, an infuser, and a mixer. The diffuser disperses dry particles in a pressurized air flow to generate a dry particle-air flow mixture having particles in a first size distribution. The dry particles include a plurality of chargeable pigment particles. The infuser disperses the dry particle-air flow mixture in a carrier liquid contained within a tank to form a printing fluid. The infuser disperses the dry particle-air flow mixture in the carrier liquid at a rate sufficient to generate turbulence that reduces the particles to a second size distribution. The mixer mixes the printing fluid at a second rate sufficient to reduce the particles in the printing fluid to a third size distribution that satisfies a predefined specification of the printing system.
An example device may comprise a computing device comprising a processor resource and a memory resource storing instructions to cause the processor resource to receive an initialization signal from a peripheral device to pair with the peripheral device utilizing a first wireless connection, connect with the peripheral device utilizing the first wireless connection, in response to establishing the first wireless connection, utilize the first wireless connection to receive a signal from the peripheral device to connect with the peripheral device utilizing a second wireless connection, and connect with the peripheral device utilizing the second wireless connection, wherein the computing device is connected to the peripheral device via the first wireless connection and the second wireless connection.
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
A print driver associated with a print queue. In response to execution of the print driver, a support application for the print driver retrieves a printer attribute. The support application identifies whether the printer attribute corresponds to multiple printing device capability. In response to identifying that the printer attribute corresponds to the multiple printing device capability, the support application locates available printing devices and receives selection of a target printing device from the available printing devices. The support application retrieves and stores driver information for the target printing device for subsequent printing to the target printing device.
According to an example, a method for setting reference turn on energy values comprises firing a set of non-ejecting actuators of a plurality of non-ejecting actuators at different energies, determining turn on energy values for the set of non-ejecting actuators based on a plurality of measurements by the sensors associated with he set of non-ejecting actuators, and setting reference turn on energy values for at least the set of non-ejecting actuators based on the turn on energy values determined for the set of non-ejecting actuators.
B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
An original image and a scanned image of a printed hardcopy of the original image are received. Each of the original image and the scanned image has a number of horizontal lines. The original image is printed by print hardware at a varying print velocity to generate the printed hardcopy. The printed hardcopy is scanned by scan hardware in-line with the print hardware at a constant scan rate to generate the scanned image. The scanned image is corrected, based on a print velocity at which the original image was printed that is estimated for each horizontal line of the scanned image.
In one example in accordance with the present disclosure, an image capturing device and monitor is described. The image capturing device includes a microcontroller, an imaging sensor, and a network controller communicatively coupled to the microcontroller to: (1) capture an image from a monitor; (2) extract a sub-image from the image; (3) determine whether a nonfungible token (NFT) corresponds with the sub-image; and (4) omit, responsive to the determining, the sub-image from a stored image.
An example device may comprise a fluid ejection device (102), comprising a fluid reservoir (104) including porous media (108), a printhead die (110) fluidically connected to the fluid reservoir and comprising a capillary (114) sized to have a capillary pressure equal to an operating capillary pressure of the porous media (108) and including a capillary-based fluid sensor (116), the capillary (114) and the fluid sensor (116) arranged such that the fluid sensor is in contact with fluid while the fluid reservoir (104) is at a threshold capacity and a capillary pressure of the porous media (108) is at the operating capillary pressure and the fluid sensor (116) is not in contact with fluid while the fluid reservoir (104) is below the threshold capacity and the capillary pressure of the porous media (108) exceeds the operating capillary pressure, and an opening (112) connected to the capillary (114) to back-fill the capillary (114) with atmospheric air while the capillary pressure of the porous media (108) exceeds the operating capillary pressure.
An example device may comprise a fluid ejection device, comprising a reservoir including porous media, and a printhead die connected to the reservoir and comprising a capillary sized to have a capillary pressure equal to a first capillary pressure of the porous media and including a first sensor arranged to be in contact with fluid while the reservoir is at a first threshold capacity and a capillary pressure of the porous media is at the first capillary pressure, and a curved gradient channel connected to the capillary and sized to have a capillary pressure equal to a second capillary pressure of the porous media and including a second sensor arranged to be in contact with fluid in the curved gradient channel while the reservoir exceeds a second threshold capacity and the capillary pressure of the porous media is at the second capillary pressure.
An example non-transitory computer-readable medium includes instructions that, when executed by a processor, cause the processor to receive an indication of an applicable set of transformations for a video stream captured by a video-generating device, and compare the applicable set of transformations to a target set of transformations to be applied to the video stream to determine if a target transformation absent from the applicable set of transformations exists in the target set of transformations. When determining that the target transformation exists, the instructions transmit a request to the video-generating device to apply the target transformation. The instructions further receive the video stream from the video-generating device with the applicable set of transformations applied.
G03G 5/06 - Photoconductive layersCharge-generation layers or charge-transporting layersAdditives thereforBinders therefor characterised by the photoconductive material being organic
G03G 5/05 - Organic bonding materialsMethods for coating a substrate with a photoconductive layerInert supplements for use in photoconductive layers
According to an example, a pressure regulation device comprises a controller and a pressure member including a mating element and a pressure source fluidically connected to a plurality of outlets of the mating element via a plurality of pressure lines. The controller is to control the pressure source to separately pressurize the pressure lines and the mating element is to receive a mold such that a volume defined between the mold and the mating element is fluidically connected to the plurality of outlets.
In an example, a first molding apparatus section comprises a body portion and a joining portion. In some examples the body portion is for forming at least part of a pulp molded object. The joining portion may be to mate with at least a second molding apparatus section to form a pulp molding apparatus component, the joining portion comprising a plurality of protruding features which interact with pulp molding fibers to form a seal between the first and second molding apparatus sections.
In an example, a method may include by processing circuitry identifying, in a first digital image, a first line section and determining a perimeter region around the first line section. It may be determined if a second line section has an end point within the perimeter region, and it may further be determined if the angle of the second line section is within a threshold of the angle of the first line section. When the second line section has an end point within the perimeter region and the angle of the second line section is within a threshold of the angle of the first line section, a second digital image may be generated having a line based on the first line section and the second line section.
An example a toner composition includes a toner particle including a binder resin, a releasing agent, and a pigment and an additive disposed on an external surface of the toner particle, the additive including alumina-coated silica particles.
In some examples, the disclosure describes a device that includes a device that includes a processor to: determine when the device has moved from a first location to a second location based on data received from the motion sensor device, activate the receiver device to identify a first signal type in response to the device moving from the first location to the second location, receive a beacon of the first signal type at the receiver device, activate the communication device to identify a second signal type in response to receiving the beacon at the receiver device, receive a signal of the second signal type, and establish a communication session with a transmitting device of the signal based on information from the signal.
An example heater includes a heat generating pattern provided on a substrate, a first electrode located at a first end of the heat generating pattern, a plurality of second electrodes located at an opposite end of the heat generating pattern, the plurality of second electrodes being respectively spaced apart from the first electrode at a plurality of distances, and a connector located between the heat generating pattern and the first or a second electrode.
Examples of screen structures are described herein. In some examples, a screen structure may include an input side. In some examples, the screen structure may include a drainage side to be disposed on an extraction surface. In some examples, the screen structure may include a plurality of channels through the screen structure between the input side and the drainage side. In some examples, the screen structure may include a plurality of protruding structures on the input side, wherein the screen structure is three-dimensionally (3D) printed.
Examples of a build material composition and a thermally conductive agent for three-dimensional printing are disclosed. An example of the build material composition includes from about 90 wt% to about 99 wt% of thermoplastic polyurethane particles and from about 1 wt% to about 10 wt% of a thermally conductive filler, based on a total weight of the build material composition. An example of the thermally conductive agent includes an aqueous vehicle and from about 1 wt% active to about 10 wt% active of the thermally conductive filler, based on a total weight of the thermally conductive agent. In both examples, the thermally conductive filler is selected from cubic boron nitride and diamond-like carbon.
B29C 64/00 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
B33Y 70/10 - Composites of different types of material, e.g. mixtures of ceramics and polymers or mixtures of metals and biomaterials
A multi-functional agent for three-dimensional printing includes: an aqueous vehicle; a hydrophobic component dispersed in the aqueous vehicle, the hydrophobic component being selected from the group consisting of a perfluorinated polymer and a paraffin wax; and an energy absorber dispersed in the aqueous vehicle. The multi-functional agent may be used to print a three-dimensional object having a hydrophobic region.
B33Y 70/00 - Materials specially adapted for additive manufacturing
B29C 64/165 - Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
An image forming apparatus includes a photoreceptor, the photoreceptor including a surface on which a toner image is formed; a developing device including an auger to supply a developer, the developer including a toner and a carrier; and a control unit to control execution of a carrier refresh mode by driving the auger when a remaining amount of the toner in the developing device becomes smaller than a threshold value.
A heating device includes a substrate, a heating element provided on the substrate and extending between a pair of electrodes in a longitudinal direction, and a thermosensitive switch located between the pair of electrodes in the longitudinal direction. The thermosensitive switch includes a deformable conductor, which is to deform such that the deformable conductor does not contact the heating element when a temperature is lower than a threshold temperature and the deformable conductor contacts the heating element when the temperature reaches the threshold temperature.
A printer device can include a body comprising a mounting hole to receive a toner cartridge and an opening that extends to an outside from the mounting hole to form an access passage to the toner cartridge mounted in the mounting hole. The cover can move to a first position to close the opening and a second position to open the opening. The driving portion drives the cover to the first and second positions.
A printing apparatus can include a photoconductor on which a toner image is formed, an intermediate transfer belt to which the toner image is transferred, and a. belt frame to support the intermediate transfer belt. The printing apparatus can include a. belt cleaner including an accommodation portion and a discharge duct, the accommodation portion to accommodate waste toner removed from the intermediate transfer belt, and the discharge duct extending from the accommodation portion in a width direction of the intermediate transfer belt and including a first outlet through which the waste toner is discharged. The discharge duct can be located inside the belt frame in the width direction.
G03G 15/16 - Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern
G03G 21/10 - Collecting or recycling waste developer
An example of a three-dimensional (3D) printing energy absorbing composition includes carbon black particles present in an amount ranging from about 0.01 wt% active to about 3 wt% active, based on a total weight of the 3D printing energy absorbing composition; benzyl alcohol present in an amount ranging from about 1 wt% active to about 40 wt% active, based on the total weight of the 3D printing energy absorbing composition; a solvent for benzyl alcohol having a boiling point of 150C or higher present in an amount ranging from about 20 wt% active to about 60 wt% active, based on the total weight of the 3D printing energy absorbing composition; and a balance of water.
C09D 11/324 - Pigment inks containing carbon black
C09D 11/38 - Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
B29C 64/00 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
B33Y 70/00 - Materials specially adapted for additive manufacturing
C09D 11/40 - Ink-sets specially adapted for multi-colour inkjet printing
In some examples, an apparatus (200) can include a cover (210) including an aperture (212-1), a guide located adjacent to the cover, the guide including a push-latch mechanism having a follower path and a link, and a locking card tray (202) including an elastic deformable member (204), where in response to an integrated circuit card (206) being located in the locking card tray, the elastic deformable member is to rotate from a first position to a second position such that the elastic deformable member protrudes into the aperture, and in response to the locking card tray being in an inserted position, the push-latch mechanism is in a locked position.
In some examples, an electronic device can include a processing resource, and a non-transitory memory resource storing machine-readable instructions to cause the processing resource to detect a fiducial mark of a plurality of fiducial marks on a scanned image, where the scanned image includes the plurality of fiducial marks and a plurality of target objects, and each fiducial mark of the plurality of fiducial marks is uniquely associated with a respective target object of the plurality of target objects, locate, based on the fiducial mark, a target object on the scanned image associated with the fiducial mark, and process the target object.
A toner composition of at least one toner particle may include at least one toner particle including a binder resin, a colorant, a releasing agent and an additive disposed on a surface of the at least one toner particle. The additive includes silica particles treated with an alkyl isocyanate to hydrophobize the silica particles.
An image forming apparatus includes an interface unit to display a plurality of modes regarding a waste developer use ratio and receive input of a user command to select one mode of the plurality of modes. The image forming apparatus includes a processor to control development of an image based on the waste developer use ratio corresponding to the selected mode, wherein the waste developer use ratio is a ratio of a supply amount of waste developer to a supply amount of developer.
An optical scanner (3) includes a light source (301), a collimating lens (302) to convert light radiated from the light source (301) into collimated light, and a deflector (310) located on a downstream side of the collimating lens (302) to deflect the light in a main scanning direction (X). The optical scanner (3) includes a heat flow passage (33) to transfer heat from the deflector to the collimating lens (302).
G03G 15/04 - Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
H04N 1/00 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmissionDetails thereof
G02B 7/00 - Mountings, adjusting means, or light-tight connections, for optical elements
G02B 26/12 - Scanning systems using multifaceted mirrors
An electronic apparatus can include a touch interface including a display, a touch panel, and a touch IC to sense and reduce a noise that causes a false touch on the touch panel. The electronic apparatus can include a host processor to communicate with the touch interface. The host processor can receive, from the touch IC, a touch report including noise information and indicate, on the display, noise-related notification information based on the received touch report.
An example apparatus may comprise an opening to allow air to pass in and out of the apparatus, a barrier film covering the opening to prevent print substance from exiting the apparatus, an isolation region to house a print substance, and a plurality of vent paths to allow air to vent from the opening when the apparatus is in different orientations.
In an example method, first and second copper green parts are three-dimensionally printed. The first copper green part has a first designated bonding region; and the second copper green part has a second designated bonding region that is to be bonded to the first designated bonding region. During the method, a diffusion bonding agent, which includes a copper alloying element or a precursor to the copper alloying element, is selectively applied onto the first designated bonding region, the second designated bonding region, or both the first and second designated bonding regions. The first designated bonding region is placed into contact with the second designated bonding region, and the first and second copper green parts are sintered.
B22F 7/06 - Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting of composite workpieces or articles from parts, e.g. to form tipped tools
B22F 10/14 - Formation of a green body by jetting of binder onto a bed of metal powder
B22F 5/10 - Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
B33Y 40/20 - Post-treatment, e.g. curing, coating or polishing
B33Y 80/00 - Products made by additive manufacturing
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
F28D 1/00 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
In an example in accordance with the present disclosure, an extended reality system (XR) is described. The XR system includes a lens through which a user is to view a physical scene and onto which virtual content is displayed and a frame to retain the lens in front of the user. The XR system includes an imaging system to present the virtual content on the lens and a switch layer disposed over the lens. The switch layer has a selectively alterable transparency. A front-facing sensor measures an ambient brightness of the physical scene. A tracking system of the XR system records a position and orientation of objects in the physical scene and a controller applies an electrical voltage to the switch layer to adjust a strength of light passing through the lens. The applied voltage is based on a measured brightness of the physical scene.
Present examples provide a fluid ejection apparatus (10) comprising a pump (12) having a pump body (16) and a plurality of diaphragms (50) disposed in the pump body. A plurality of fluid chambers (54) are each associated with the plurality of diaphragms (50). A cam (28) opens a leading fluid chamber of the plurality of fluid chambers (54) and closes a trailing fluid chamber of the plurality of chambers (54) simultaneously with movement of corresponding pairs of the diaphragms (50). A third fluid chamber (54) may be in a dwell mode. The movement of the cam (28) causes discreet packet transfer of fluid between the leading and trailing fluid chambers (54) or between a fluid chamber and a coupling.
An additive for a toner particle containing silica particles surface-treated with a silane coupling agent containing at least one element selected from a group comprising fluorine and sulfur.
An additive for a toner particle including polymer particles having an interpenetrating polymer network formed of at least one polymer selected from a group comprising a polystyrene and a poly(meth)acrylate.
C08F 257/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group on to polymers of styrene or alkyl-substituted styrenes
C08J 3/05 - Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media from solid polymers
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
An example a toner composition includes toner particles including a binder resin, a releasing agent, and a pigment and an additive disposed on an external surface of the toner particles, the additive including hydrophobic calcium carbonate particles.
In an example in accordance with the present disclosure, a multi-tasking learning expression tracking system is described. The system includes a feature extractor to extract a feature representation from an image of a user. The system also includes a classification branch having a classification neural network and the feature extractor to, during training, predict expression classes for training images having different expressions. The system also includes a regression branch comprising a regression neural network and the feature extractor to, during training, predict action unit (AU) intensities for the training images and during deployment predict an AU intensity for the image of the user.
G06V 10/44 - Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersectionsConnectivity analysis, e.g. of connected components
G06N 3/04 - Architecture, e.g. interconnection topology
G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
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
In some examples, a developer device for an image forming device includes a developing roller and a regulator. A nip is between the regulator and the developing roller, where a developing agent is to pass through the nip. The developer device includes an elongated cord to traverse a length of the nip in response to an applied tension.
In some examples, a developer device for an image forming device includes a developing roller, a regulator, and a nip between the regulator and the developing roller, where a developing agent is to pass through the nip. The developer device includes a removable film adhered to a surface of the regulator, the removable film extending along a length axis of the regulator and removable from the regulator in response to an applied tension.
According to an example, a fluid delivery device comprises a printing fluid pump, a return fluid path including a pressure relief valve to receive printing fluid from an outlet of the pump, and a recirculation valve movable between an open position and a closed position. In the open position of the recirculation valve, a recirculation path from the outlet of the pump towards a supply port connectable to a printing fluid supply is established and, in the closed position, a feeding path from the outlet of the pump towards a printhead port is established. The fluid delivery device comprises a pressure-controlled mode in which the recirculation valve is in the closed position and the pump is to operate at a pressure sufficient to open the pressure relief valve.
A method can include receiving an image and acquiring coverage information regarding the image by calculating, for the image, a mono coverage value, a color coverage value, or both. The method can include generating, based on the coverage information, a coverage class and determining, based on the generated coverage class, a coverage class of a printout.
Examples described herein relate to systems and devices consistent with the disclosure. For instance, the computing device comprises a plurality of peripheral devices, and a non-transitory machine-readable medium storing instructions executable by a processing resource to receive input from the plurality of peripheral devices, analyze the received input from the plurality of peripheral devices for emotional cues, determine an emotional state of a user based on the analyzed input from the plurality of peripheral devices, and display the determined emotional state on a display device.
Example microfluidic devices include a pairing region and a droplet generator. The pairing region comprises a first microfluidic channel including a first sensor, the first microfluidic channel fluidically coupled to a first fluid actuator and to receive a first aqueous fluid, and a second microfluidic channel including a second sensor, the second microfluidic channel fluidically coupled to a second fluid actuator and to receive a second aqueous fluid. The droplet generator comprises a merging chamber fluidically coupled to the first microfluidic channel, the second microfluidic channel, and a third microfluidic channel, the third microfluidic channel fluidically coupled to the merging chamber and to receive a carrier fluid, and a fluid ejector fluidically coupled to the merging chamber.
A method of measuring print medium advance in a printer (10) is provided. The method comprises obtaining a temperature value with a temperature sensor (120), obtaining a raw print medium advance value with a print medium advance sensor (110), and determining a compensated print medium advance value for the raw print medium advance value and the temperature value using a predefined compensation relation between raw print medium advance values and compensated print medium advance values for a temperature corresponding to the temperature value.
B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
B41J 2/155 - Arrangement thereof for line printing
A printing apparatus can include a fuser including a fusing member, a heater configured to heat the fusing member, and a pressure member configured to form, together with the fusing member, a fusing nip through which the print medium passes, a ventilation device to supply air to the fusing member in a width direction, a first temperature sensor configured to detect a temperature of a non-paper passing area of the pressure member, a controller configured to control the ventilation device based on the temperature detected by the first temperature sensor.
The present disclosure describes a device that includes a processor resource, and a non-transitory memory resource storing machine-readable instructions stored thereon that, when executed, cause the processor resource to: designate a first portion of a user interface to share content with a remote device through a conferencing application and designate a second portion of the user interface to display the content from the conferencing application to represent the content as it is received by the remote device.
patents
