Abstract: A touch sensing apparatus is disclosed comprising a panel that defines a touch surface, a plurality of light emitters and detectors arranged along a perimeter of the panel. The light emitters are arranged to emit a respective beam of emitted light that travels above the touch surface, wherein the light detectors are arranged to receive detection light from the emitted light. The plurality of light emitters and detectors are arranged above the touch surface and are connected to a substrate extending in a direction parallel with a normal axis of a plane in which the panel extends. A method of assembling a touch sensing apparatus is also disclosed.

Abstract: Disclosed is an air screen detector device. The air screen detector device includes a display for displaying an air screen image in one direction by using visible light, an infrared light source disposed on the display to provide infrared light in the same direction as that of the visible light, an infrared image sensor disposed on one side of the display and the infrared light source to receive the infrared light reflected by a finger provided in the air screen image disposed on the other side of the infrared light source, a first multifocal lens disposed between the infrared image sensor and the infrared light source to provide the infrared light to the infrared image sensor, and a visible light filter disposed between the first multifocal lens and the infrared image sensor to remove the visible light.

Abstract: A color filter substrate and a manufacturing method thereof are provided. A plurality of grating structures, a sensor unit and a switch unit are integrated on the color filter substrate. As such, in addition to an original light-filtering function, the color filter substrate is given functions of polarizing light rays and sensing light rays.

Abstract: A computer-implemented method of calibrating an electronic display screen for touchless gesture control using a calibration device, wherein the method comprises: displaying, by the electronic display screen, a calibration pattern; detecting, using at least one depth camera, a calibration device being placed on the electronic display screen and a reflection of at least a part of the calibration pattern, wherein the reflection is provided by a reflective surface of the calibration device; determining, based on the detected reflection, the position of the calibration device with respect to the displayed calibration pattern on the electronic display screen; defining a touchless gesture control input area for the electronic display screen being observable by the at least one depth camera.

Abstract: Provided are an imaging apparatus, an imaging method, and a program capable of accurately and simply controlling a movement sensitivity of an index displayed on a finder monitor to a sensitivity desired by a user by using a touch panel installed on a rear monitor. The imaging apparatus (10) has a finder that includes the finder monitor (13), the touch panel (31) that receives a swipe operation for moving the index, and an image processing unit (24). The image processing unit (24) includes a sensitivity setting unit that sets a first sensitivity for coarsely moving the index by the swipe operation or a second sensitivity for finely moving the index by detecting a contact operation to the touch panel in the swipe operation, and a movement control unit that moves the index on the basis of the swipe operation on the touch panel and the sensitivity set by the sensitivity setting unit.

Abstract: An electronic device may have an ambient light sensor for gathering ambient light measurements. The ambient light sensor may include multiple channels for measuring different wavelengths of ambient light. An additional, modified, channel may be formed in the ambient light sensor to measure radio-frequency signals that may interfere with the ambient light measurements due to electromagnetic interference. Alternatively, circuitry separate from the ambient light sensor, such as an antenna, may measure the radio-frequency signals. If the radio-frequency signals exceed a threshold, the ambient light sensor measurements taken in the presence of the radio-frequency signals may be discarded or corrected. If the radio-frequency signals do not exceed a threshold, the ambient light sensor measurements may be kept. Therefore, the ambient light measurements that are kept and relied upon by the electronic device may be free from electromagnetic interference.

Abstract: Provided is a display apparatus including a substrate having a display area including a main pixel, and a sensor area including a sub-pixel and a transmission portion, a plurality of first lines arranged in the sensor area, extending in a first direction, and bypassing the transmission portion, and a first electrode layer under the plurality of first lines, between the sub-pixel and the transmission portion, and at least partially overlapping a spacing region between the plurality of first lines.

Abstract: A novel functional panel that is highly convenient, useful, or reliable is provided. The functional panel includes a first driver circuit, a second driver circuit, and a pixel set, the first driver circuit has a function of supplying a first selection signal and a second selection signal, a second driver circuit has a function of supplying an image signal and a control signal, and the control signal includes a first level and a second level. The pixel set includes a first pixel, and the first pixel includes a first element and a first pixel circuit. The first pixel circuit has functions of obtaining the image signal on the basis of the first selection signal, obtaining the control signal on the basis of the second selection signal, and holding a first state to a third state.

Abstract: System and methods are described to determining a recommendation for a user based on changes in objects detected on a network-connected surface. The system receives, from the network-connected surface, a plurality of object identifiers for a plurality of physically inanimate objects of different types detected on the network-connected surface, wherein the object identifiers indicate a positioning of each object; determines, based on the object identifiers, a first arrangement of the plurality of physically inanimate objects; detects one or more changes in the plurality of object identifiers, wherein the one or more changes correspond to one or more changes in positioning from the first arrangement; in response to detecting the one or more changes, determines a second arrangement of the plurality of physically inanimate objects; and generates a content recommendation based on the second arrangement.

Abstract: An electronic device includes a first module and a second module stacked upon the first module in a stacking direction. The first module includes a pixel substrate and a counter substrate disposed opposite to each other. The pixel substrate is defined with a plurality of pixels. The second module is disposed at one side of the first module adjacent to the counter substrate and away from the pixel substrate. The second module includes a plurality of micro-photoelectric units and a protection layer. The protection layer stacks upon the micro-photoelectric units and is disposed at one side of the second module away from the first module. Each of the micro-photoelectric units unshields one or more of the pixels in the stacking direction. Each micro-photoelectric unit includes a micro-photoelectric element, and at least one of the micro-photoelectric elements is a sensor element.

Abstract: The present disclosure provides a method for wireless communication, which is applicable to wireless communication between the active pen and the plurality of touch screens, the plurality of touch screens respectively correspond to a plurality of wireless channels, a respective wireless channel is used for wireless communication between a touch screen and the active pen, and the method includes: the active pen sends a coding signal to the first touch screen; the active pen receives a wireless signal sent by the first touch screen, the wireless signal carries identification information of the first touch screen; the active pen identifies the first touch screen that is currently close to or in contact with the active pen according to the identification information of the first touch screen; and the active pen sends a wireless message to the first touch screen through the wireless channel corresponding to the first touch screen.

Abstract: A display device comprises a display panel which comprises scan lines, sensing lines, pixels electrically connected to each of the scan lines, and photo sensors electrically to each of the scan lines and the sensing lines, a scan driver which outputs scan signals to the scan lines according to a scan control signal, a timing controller which outputs the scan control signal to the scan driver, and a readout circuit which receives light sensing signals of the photo sensors from the sensing lines. The timing controller sets a frame frequency of the scan control signal to a first frame frequency in a first mode in which the display panel displays an image. The timing controller sets the frame frequency of the scan control signal to a second frame frequency in a second mode in which the photo sensors sense a fingerprint.

Abstract: A vehicle function operation apparatus according to one embodiment of the present invention includes a matching table configured to display an icon for each of various in-vehicle functions for each area, and a position variable knob dial electrically linked when coming into contact with the matching table to project a widget for each detailed function of the corresponding icon positioned on a contact area with the matching table.

Abstract: An image pickup apparatus capable of performing an operation of quickly moving a display object in a screen to a separated position and an operation of finely adjusting a position without moving a location where a finger for operation is placed. A camera 1000 displays a ranging point frame movable by a user operation in a screen of a finder visual field display 41 that displays a shot image. The camera 1000 has a complex selector 1 consisting of an OTP 60 that moves a position of the ranging point frame based on a movement amount and a movement direction of sliding movement of a finger of a user, a button base 61 that holds the OTP 60 and detects swing by the user, and an AF-ON button 80 that moves, on a unit basis, the position of the ranging point frame based on a direction of the swing. When autofocus is performed in a shooting scene of a moving subject, the position of the ranging point frame is moved by the OTP 60 or the AF-ON button 80 of the complex selector 1.

Abstract: According to an aspect, a detection system includes: a sensor provided with a plurality of photosensors in a detection area; a controller configured to control the sensor; and a data storage configured to store correction value data including correction values for detection values of the photosensors and identification codes of a plurality of the sensors in such a manner that the identification codes are associated one-to-one with the correction value data. The controller is configured to acquire the correction value data corresponding to the identification code of the sensor from the data storage and correct the detection values of the photosensors based on the acquired correction value data.

Abstract: The present application provides an infrared touch scanning method, including: grouping transmitting lights located on a frame of an infrared touch screen to obtain at least two transmitting light groups; setting at least two scanning modes and setting one of the scanning modes as a basic scanning mode; establishing a corresponding relationship between the at least two scanning modes and a writing speed; performing a scanning using the basic scanning mode to determine a current writing speed of a user; determining a corresponding scanning mode from the scanning modes according to the corresponding relationship and the current writing speed of the user; and performing a scanning using the determined corresponding scanning mode. The present application further provides an infrared touch scanning control apparatus and a storage medium.

Abstract: Methods and apparatus to detect proximity of objects to computing devices using near ultrasonic sound waves are disclosed. An example apparatus includes a signal generator to cause a speaker of a computing device to produce a series of pulses. Successive ones of the pulses are spaced at fixed intervals. Ones of the pulses having a central frequency between 18 kHz and 24 kHz. The example apparatus includes an echo profile generator to process noise information sensed by a microphone of the computing device. The noise information includes the pulses and echoes of the pulses reflected off objects in a vicinity of the computing device. The example apparatus further includes an object detection analyzer to determine whether a first object is within an activation region associated with the computing device based on the pulses and the echoes sensed by the microphone.

Abstract: A system for hand detection on a steering wheel. The system includes: at least one light source adapted to emit an emitted signal of light so that the emitted signal is directed from inside the steering wheel to at least one detection area of a surface of the steering wheel, the detection area being at least partially transparent for the emitted signal; at least one light sensor adapted to detect a reflected signal, which is a part of the emitted signal that is reflected from the detection area into the inside of the steering wheel; and a detection unit coupled to the at least one light sensor and adapted to detect a hand of a user on the steering wheel based on a detection of the reflected signal.

Abstract: An augmented reality (AR) calibration process for an eyewear device that customizes an AR user interface (UI) for the wearer. Physiological characteristics such as arm length and hand size are determined from images captured by the eyewear device for use in adjusting the UI controls before rendering the UI.

Abstract: A display substrate includes a base substrate, and a plurality of light emitters and a plurality of light sensors over the base substrate. The light emitters and light sensors are configured to respectively emit lights towards, and sense lights reflected by, a pattern to be detected, such as a fingerprint. At least one light emitter includes a first electrode, a light-emitting layer, and a second electrode, sequentially over the base substrate. At least one light sensor includes a third electrode, a photosensitive layer, and a fourth electrode, sequentially over the base substrate. The first electrode and the third electrode are integral or the second electrode and the fourth electrode are integral. A method of using the display substrate to identify a pattern such as a fingerprint can be employed by a display panel containing the display substrate.

Abstract: The present invention relates to a method, system, and non-transitory computer-readable recording medium for assisting object control. According to one aspect of the invention, there is provided a method for assisting object control, comprising the steps of: determining a dominant component capable of dominantly representing a motion made by a user with reference to a trace of the motion, and dynamically establishing a motion reference spatial coordinate system with reference to the dominant component; and recognizing an intention of the motion with reference to at least one of the trace specified with respect to the motion reference spatial coordinate system and properties of the trace.

Abstract: A data processing device is provided. The data processing device includes a functional panel and a first surface to a fifth surface. The functional panel includes a first region to a fifth region. The second region performs display in one direction. The third region is positioned between the first region and the second region and can be bent. The fifth region is positioned between the first region and the fourth region and can be bent. The fourth region has a function of performing display in one direction in a state where the third region and the fifth region are bent. The first surface includes the first region and a light-emitting element. The light-emitting element emits light. The second surface includes the second region and a photoelectric conversion element. The photoelectric conversion element converts the light into an electric signal. The third surface is positioned between the first surface and the second surface, can be bent, and includes the third region.

Abstract: The present disclosure provides a display backplane, a method for manufacturing the same and a full-screen fingerprint identification display device. The display backplane includes a substrate; a circuit layer disposed on a surface of the substrate; a light emitting device layer disposed on a surface of the circuit layer away from the substrate; and a plurality of fingerprint identification photodetectors disposed in at least one of the circuit layer and the light emitting device layer.

Abstract: The present disclosure provides methods for performing an annealing process on a metal containing layer in TFT display applications, semiconductor or memory applications. In one example, a method of forming a metal containing layer on a substrate includes supplying an oxygen containing gas mixture on a substrate in a processing chamber, the substrate comprising a metal containing layer disposed on an optically transparent substrate, maintaining the oxygen containing gas mixture in the processing chamber at a process pressure between about 2 bar and about 50 bar, and thermally annealing the metal containing layer in the presence of the oxygen containing gas mixture.

Abstract: A multi-purpose detection circuit for object detection and vehicle position determination is described. For example, the circuit is configurable for detecting foreign metallic objects, living objects, and a vehicle or type of vehicle above an inductive wireless power transmitter. The circuit is also configurable for determining the vehicle's position relative to the inductive wireless power transmitter. An example apparatus includes a measurement circuit including a multiplexer, electrically connected to a plurality of inductive and capacitive sense circuits, for measuring one or more electrical characteristics in each of the inductive and capacitive sense circuits according to a predetermined time multiplexing scheme.

Abstract: An electronic pen includes a projector configured to generate a virtual code pattern, a light-emitting unit configured to emit light to a detection area, a light-receiving unit configured to detect light reflected from the detection area, and a code processor configured to control the projector, the light-emitting unit, and the light-receiving unit. The code processor is configured to, when a code pattern is detected in a portion of the detection area, generate the virtual code pattern, which corresponds to a remaining portion of the detection area. The projector is configured to output the virtual code pattern to the remaining portion of the detection area.

Abstract: A method for manufacturing a detection device, the detection device comprising a substrate, a plurality of sensor elements arranged on a first principal surface of the substrate, and an insulating film provided above the substrate so as to cover the sensor elements, and the method comprising: causing the first principal surfaces of a pair of the substrates on each of which the sensor elements, the insulating film, and a first projection projecting from a surface of the insulating film are formed to face each other, and bonding together the pair of the substrates; and polishing a second principal surface of each of the pair of the substrates on a side opposite to the first principal surface in a state where the pair of the substrates are bonded together.

Abstract: The present disclosure generally relates to interacting with an electronic device without touching a display screen or other physical input mechanisms. In some examples, the electronic device performs an operation in response to a positioning of a user's hand and/or an orientation of the electronic device.

Abstract: A method of video data processing includes performing a conversion between a video and a bitstream of the video. The bitstream comprises multiple layers comprising one or more subpictures according to a rule which specifies that, during a subpicture sub-bitstream extraction process by which an output bitstream is extracted from the bitstream, a supplemental enhancement information network abstraction layer unit, SEI NAL unit, that includes a scalable nested SEI message that is not applicable to the output bitstream is omitted in the output bitstream.

Abstract: Systems and methods for gesture-based control are provided. A system may include a wearable device comprising a plurality of biopotential channels and a location sensor. The system may be configured to generate a data stream and classify a gesture based on an analysis of an analytical segment. The gesture classification may include (a) determining that a first portion of the analytical segment shows a signal parameter at a baseline; (b) determining that a second portion of the analytical segment shows the signal parameter satisfying a first threshold condition; (c) determining that a third portion of the analytical segment shows the signal parameter satisfying a second threshold condition; (d) determining that a time between the second portion and the third portion is greater than a threshold; and (e) while the signal parameter satisfies the first and/or second threshold condition, detecting a change in location of the wearable device.

Abstract: According to an aspect, a detection device includes: a substrate that has a detection region; a plurality of photodiodes provided in the detection region; a plurality of lenses provided so as to overlap the respective photodiodes; and a plurality of dummy lenses that are provided in a peripheral region between an outer perimeter of the detection region and edges of the substrate and are provided so as not to overlap the photodiodes.

Abstract: An interactive display apparatus includes a projector, a 3D sensing device, and a control unit. The projector projects, from an origin, an image defined by image data onto a projection surface. The 3D sensing device senses, in a monitored space between the origin and the projection surface, and generates 3D sensing data representative of results of the 3D sensing. The control unit is configured to compute reference surface data representative of a virtual reference surface corresponding to the projection surface, control the sensing device to generate secondary 3D sensing data, retrieve a measurement offset value, determine from the secondary 3D sensing data and the reference surface data, a measured height representative of a sum of the measurement offset value and a distance between the object and the projection surface, and generate a trigger signal.

Abstract: The present disclosure relates to a vehicle table device that is extracted toward a driver or a passenger to place foods or books thereon for a simple meal or reading, and a method of controlling a virtual keyboard thereof. The method includes: determining a state of a table accommodated inside a housing by a controller; determining a position of a monitor by the controller when, in the determining of the state of the table, the table is determined to be extracted from the housing; and activating a virtual keyboard on the table by the controller when, in the determining of the position of the monitor, the monitor is determined to be located on a passenger seat side.

Abstract: A detection apparatus includes at least one processing unit, a light guide optical system configured to focus projected light to a spatial image forming plane to form an image thereon, and a sensor configured to shine a laser beam over a set scanning range to detect an entry depth of a target object in a direction orthogonal to the spatial image forming plane and an entry position of the target object on the spatial image forming plane, and the processing unit executes an operation associated with the entry position when the entry depth of the target object reaches a set depth. A display mode of a pointer image is displayed as superimposed on the spatial image forming plane is caused to change step by step in accordance with the entry depth of the target object in a direction orthogonal to the image forming plane which is detected by the sensor.

Abstract: A display apparatus is provided and including: first to third light-emitting devices arranged on a lower substrate; an upper substrate including a first emission area corresponding to the first light-emitting device, a second emission area corresponding to the second light-emitting device, a third emission area corresponding to the third light-emitting device, and a non-emission area; a first insulating layer arranged on the upper substrate and having a first opening corresponding to the first emission area, a second opening corresponding to the second emission area, and a first auxiliary opening corresponding to the non-emission area and located relative to the first opening in a first direction; and a second insulating layer arranged on the first insulating layer and having a first open portion corresponding to the first opening and the first auxiliary opening.

Abstract: A method for calibrating an ultrasonic touch sensor includes generating a sequence of excitation signals, including sweeping a signal parameter such that the signal parameter is set to different parameter values; sequentially transmitting the plurality of ultrasonic transmit waves based on the sequence of excitation signals; receiving a plurality of ultrasonic reflected waves; generating a plurality of measurement signals representative of the plurality of ultrasonic reflected waves, wherein each measurement signal corresponds to a respective ultrasonic reflected wave of the plurality of ultrasonic reflected waves; determining a cumulative signal energy for each measurement signal; determining which measurement signal out of the plurality of measurement signals has a highest cumulative signal energy; and configuring, for a touch detection operation, the signal parameter with the parameter value that corresponds to the measurement signal having the highest cumulative signal energy.

Abstract: The present application provides an infrared touch display screen, including a frame, a display panel assembly, a light-filter strip and a circuit board assembly. The display panel assembly includes a protective layer, the circuit board assembly includes a circuit board and infrared lamp tubes arranged on the circuit board, the frame includes a first portion for mounting the light-filter strip and a second portion for mounting the circuit board assembly, the first portion is located at a front side of the protective layer, the second portion is located outside the protective layer and the first portion; the circuit board corresponds to a position of the protective layer in a front-back direction, the infrared lamp tubes correspond to a position of the light-filter strip in the front-back direction, and an extending direction of the infrared lamp tubes is parallel to the protective layer.

Abstract: The immediacy is not reduced, and autofocus is not started while the focus position being selected. The image pickup apparatus includes an operation member that selects a position for performing autofocus using a light input device that detects the movement of the finger and instructs the start of autofocus by an operation by the finger. When autofocus being performed, a display object for selecting a position for performing autofocus is displayed on the display unit 28 and the viewfinder in-field display unit 41. The system control unit 50 moves the display object according to the movement amount of the finger detected by the light input device, and starts autofocus at the position of the display object when the operation member is operated. The light input device is disposed below the face, of the operation member, on which the finger is placed.

Abstract: An optoelectronic device includes a display configured to emit first optical radiation in a first wavelength band through a front surface of the display. A planar optical waveguide, which is transparent in the first wavelength band, is overlaid on the display and is configured to guide second optical radiation in a second wavelength band along a direction transverse to the front surface. One or more diffractive structures are formed in the planar optical waveguide so as to couple the guided second optical radiation between the planar optical waveguide and a region in front of or behind the display.

Abstract: A controller device for interactive gameplay of a video game is provided, including: the controller device being configured to be handheld by a user; at least one motion sensor, said motion sensor generating motion data in response to movement of the controller device when handheld by the user during the interactive gameplay of the video game; a wireless communications device that receives gameplay video over a network from a remotely executing session of the video game; a projector, said projector being integrated with the controller device, said projector configured to project the gameplay video onto a projection surface in a local environment, wherein the projection of the gameplay video is stabilized based on the motion data.

Abstract: An autonomous mobile device (AMD) in a physical space uses its own reflection to detect and map reflective surfaces. A first image is acquired by a camera of the AMD at a first time while a light on the AMD is turned on. The first image is processed to find a candidate reflection, characterized by a bright spot in the image. A second image is acquired at a second time while the light is off. The reflection is confirmed by absence of the candidate reflection in the second image. A display on the AMD presents a displayed image at a third time. A third image acquired during the third time is processed to find the features of the displayed image. Once found, a location and orientation in physical space of a plane of the surface causing the reflection is calculated. An occupancy map is updated to include this information.

Abstract: A display device is provided. The display device includes a backlight module with a reverse prism structure disposed on top, and a display module disposed above the backlight module. The display module includes a display panel and a sensor component. The sensor component is embedded in the display panel. The sensor component includes a plurality of sensors. A plurality of diffraction gratings are disposed on surfaces of the plurality of sensors. A grating direction of the plurality of diffraction gratings is perpendicular to a grating direction of the reverse prism structure.

Abstract: An optical assembly including a reflectance-based sensor emitting light into a detection plane and detecting reflections of the emitted light, reflected by an object located in the detection plane, a light redirector positioned away from the sensor redirecting light emitted by the sensor into one or more spatial planes parallel to the detection plane and, when the object is located in the one or more spatial planes, redirecting light reflected by the object into the detection plane, and a processor controlling light emitted by the sensor and receiving outputs from the sensor, and configured such that when an object passes through one or more of the spatial planes, the processor identifies both the spatial planes through which the object passes, and the location of the object within the spatial planes through which it passes, based on the received outputs and the position of the light redirector relative to the sensor.

Abstract: An operation method of an electronic device for sensing an optical signal is provided. The electronic device includes a plurality of optical sensors and a plurality of light-emitting elements disposed adjacent to the plurality of optical sensors. The operation method of the electronic device for sensing the optical signal includes the following steps. The optical signal is provided to a first optical sensor of the plurality of optical sensors. The first optical sensor outputs a driving signal when dimming the plurality of light-emitting elements adjacent to the first optical sensor. Therefore, the accuracy of sensing the optical signal may be effectively increased.

Abstract: Apparatus comprises a camera configured to capture images of a user in a scene; a depth detector configured to capture depth representations of the scene, the depth detector comprising an emitter configured to emit a non-visible signal; a mirror arranged to reflect at least some of the non-visible signal emitted by the emitter to one or more features within the scene that would otherwise be occluded by the user and to reflect light from the one or more features to the camera; a pose detector configured to detect a position and orientation of the mirror relative to at least one of the camera and depth detector; and a scene generator configured to generate a three-dimensional representation of the scene in dependence on the images captured by the camera and the depth representations captured by the depth detector and the pose of the mirror detected by the pose detector.

Abstract: The present application provides a touch display panel. In the touch display panel, a frame is provided with a first accommodation space, a first accommodation slot, and a second accommodation slot; a display pane disposed in the first accommodation space, infrared emitting modules disposed in the first accommodation slot and at a periphery of a light-emitting side of the display panel; and infrared receiving modules disposed in the second accommodation slot and at the periphery of the light-emitting side of the display panel.

Abstract: A control device configured for use in a load control system to control one or more electrical loads may comprise an actuation member having a front surface defining a touch sensitive surface configured to detect a point actuation along at least a portion of the front surface, a touch sensitive circuit, and a control circuit. The touch sensitive device may comprise one or more receiving capacitive touch pads located behind the actuation member and arranged in a linear array adjacent to the touch sensitive surface. The control circuit may be configured to operate using different filtering techniques based on the state/mode of the control device and/or based on whether the positions of point actuations by a user along the touch sensitive surface indicate a fine tune or gross adjustment by the user. For example, the control circuit may generate an output signal using light/no filtering or using heavy filtering.

Abstract: The present disclosure related to an optical fingerprint identification display and a driving method thereof. In the optical fingerprint identification display and the driving method thereof, the fingerprint identification display includes: a display panel and a processor. The display panel includes a plurality of pixels arranged in a two-dimensional matrix. The pixel includes: at least one subpixel which emits light on the basis of a first signal received from the processor; and an optical sensor which receives the light emitted from the subpixel and is reflected from a fingerprint and generates a second signal. The processor determines a touch region on the display panel, and transmits the first signal to one or more pixels included in the touch region, and identifies the fingerprint of the user on the basis of the second signal received from the pixel.

Abstract: Position detection methods and systems are disclosed herein. The position detection method of detecting a position in an operation surface pointed by a pointing element includes obtaining a first taken image with the first infrared camera, obtaining a second taken image with the second infrared camera, removing a noise component from the first and second images converting the first and second taken into converted images without the noise component, forming a difference image between the first converted taken image and the second converted taken image, extracting a candidate area in which a disparity amount between the first converted taken image and the second converted taken image is within a predetermined range, detecting a tip position of the pointing element from the candidate area, and determining a pointing position of the pointing element and whether or not the pointing element had contact with the operation surface based on the detecting.

Abstract: Embodiments of the present disclosure provide a touch display device. A body portion and a wing portion of a touch electrode are formed by cutting the electrode metal along the direction in which the electrode metal is arranged. The body portion, the wing portion and a dummy metal located therein are irregularly formed, so that it is possible to improve the performance of touch sensing and improve the visibility of the electrode metal. In addition, in the case of a large-area touch display device, by dividing the touch electrode line and forming a cutting pattern corresponding to the divided boundary of the touch electrode line inside the touch electrode line, it is possible to prevent the divided boundary of the touch electrode line from being recognized and reduce a load on the touch electrode line, thereby improving the performance of touch sensing.