Abstract: A device includes a touch-mode biometric sensor having a first side facing toward a user and a second side opposite to the first side, and a display arranged under the touch-mode biometric sensor and adjacent to the second side and configured to display an image in response to a sensing result, associated with a biometric feature of the user, of the touch-mode biometric sensor.

Abstract: Backdrop rear-illumination apparatus, active green screen and method for performing dynamic backdrop rear-illumination. The active green screen comprises a green screen, a diffusing material and a backdrop rear-illumination apparatus, the backdrop rear-illumination apparatus comprising a light assembly and a light controller. The light assembly comprises one or more light-emitting device, a light emitted by each light-emitting device first passing through the diffusing material and then passing through the green screen. The light controller comprises light driver(s) for controlling at least one operating parameter of the light-emitting device(s). The light controller further comprises at least one user interface or a light remote control module for respectively actuating the light driver(s). A computing device generates light control command(s) via a graphical user interface or an algorithm.

Abstract: A user device may receive an image of a user, and may process the image, with a model, to identify a face of the user and key markers of the face. The user device my process the face and the key markers, with the model, to identify features of the face, and may calculate a z-index representing a distance between the face and a display. The user device may calculate left and right face rotation along an x-axis of the display, and may calculate up and down face rotation along a y-axis of the display, based on the features. The user device may calculate an x-position and a y-position of a cursor on the display based on the left and right face rotation, the up and down face rotation, and the z-index, and may provide the x-position and the y-position of the cursor to the display.

Abstract: An apparatus has a pixel array, a multi-lens array (MLA) coupled to the pixel array, and circuitry functionally coupled to the pixel array. The pixel array has a plurality of pixels for receiving-and-displaying or sensing-and-outputting a plurality of elemental images. The MLA has a plurality of lenslets. The circuitry has a model for processing the plurality of elemental images. The model and one or more characteristics of the plurality of lenslets are jointly optimized.

Abstract: Provided is a display substrate. The display substrate includes: a base substrate including a display region and a non-display region surrounding the display region; a gate drive circuit disposed in the non-display region; a plurality of first signal lines disposed in the peripheral region and connected to the gate drive circuit; and a plurality of second signal lines disposed in the non-display region and connected to the gate drive circuit; wherein each of the first signal line and the second signal line is configured to supply a signal to the gate drive circuit, and a frequency of the signal supplied by the first signal line is lower than a frequency of the signal supplied by the second signal line.

Abstract: An image projection device which can correctly discern content of touch operation when a user performs various kinds of touch operation on an image projected on a projection screen is provided. An imaging unit is configured to image the image projected on the projection screen and acquire image data. A reference data generating unit is configured to generate reference data specifying a position and a size of the image projected on the projection. An image data extracting unit is configured to extract image data in which a finger or a pointer with which a user performs operation on the image projected on the projection screen exists is focused in the image data obtained by the imaging unit. A position data generating unit is configured to generate position data for specifying a position of the finger or the pointer in the imaging range of the imaging unit.

Abstract: A virtual 3D display for a motor vehicle includes a substrate and a flexible display positioned on the substrate. The flexible display is rollable and bendable within a cabin of the motor vehicle.

Abstract: An image processing apparatus includes a first skeleton extraction means, a second skeleton extraction means, and an integration unit. The first skeleton extraction means discriminates a valid region and an invalid region in a fingerprint image which is input, and extracts skeleton lines in the valid region. The second skeleton extraction means extracts skeleton lines in the invalid region. The integration unit generates a skeleton image by integrating the skeleton lines extracted in the valid region and the skeleton lines extracted in the invalid region.

Abstract: A system includes a display screen positioned to display on an exterior of a host vehicle, a user interface of the host vehicle, and a computer communicatively coupled to the display screen and the user interface. The computer is programmed to, in response to detecting a target vehicle having prespecified indicia, instruct the user interface to output an instruction to an occupant of the host vehicle, and in response to detecting personnel from the target vehicle, instruct the display screen to output a message to the personnel.

Abstract: Apparatuses, systems, and methods are provided for ultrasonic fingerprint sensors that are able to be used to detect fingerprints from opposing sides of an apparatus, e.g., a smartphone with screens on both sides of the housing. Some implementations of such sensors may include, for example, two piezoelectric and sensor pixel layer assemblies coupled to a common controller. Other implementations of such sensors may include, for example, a single piezoelectric and sensor pixel assembly coupled with a controller configured to apply a range-gate delay to obtain fingerprint scans from either opposing side of an apparatus. Yet further implementations of such sensors may include acoustic masking layers to spatially filter ultrasonic waves propagating to either side of an apparatus.

Abstract: An augmented virtual vehicle testing system and method for presenting graphics to a vehicle operator during operation of a vehicle. The method includes: determining a position of a vehicle operator within a vehicle testing environment; executing an augmentative simulation of the vehicle testing environment, wherein the augmentative simulation is used to provide a position of one or more virtual objects within the vehicle testing environment; generating graphics representing the one or more virtual objects based on the position of the vehicle operator and the position of the one or more virtual objects within the vehicle testing environment; and presenting the graphics on an electronic display and to the vehicle operator during operation of the vehicle.

Abstract: A display panel and a display equipment. The display panel includes a base substrate; a plurality of light emitting devices disposed on the base substrate; a plurality of photosensitive devices disposed on the base substrate, an orthographic projection of each photosensitive device on the base substrate being disposed at a gap of orthographic projections of the adjacent light emitting devices on the base substrate; and a plurality of light shading parts disposed on one side, facing away from the base substrate, of a layer where the light emitting devices are disposed, wherein the light shading parts are in one-to-one correspondence with the photosensitive devices, and an orthographic projection of each light shading part on the base substrate is at least partially overlapped with the orthographic projection of the corresponding photosensitive device on the base substrate.

Abstract: A detecting device includes a semiconductor substrate, a first light-emitting section provided in a layered manner at the semiconductor substrate and configured to emit first light having a first wavelength band toward a living body, a second light-emitting section provided at the semiconductor substrate in a layered manner and configured to emit second light having a second wavelength band toward the living body, a first light-receiving section provided at the semiconductor substrate and configured to receive light from the living body based on the first light, a second light-receiving section provided at the semiconductor substrate and configured to receive light from the living body based on the second light, and an optical filter provided at the first light-receiving section and configured to transmit light having the first wavelength band and to attenuate light having the second wavelength band. The second wavelength band is longer than the first wavelength band.

Abstract: In some examples, an electronic device includes an image sensor to capture a source image. In some examples, the electronic device includes a processor to determine, in the source image, a first region that depicts a first person and a second region that depicts a second person. In some examples, the processor is to, in response to determining that the first person is further away than the second person relative to the image sensor based on the first region and the second region, generate a first focus cell that depicts the first person alone. In some examples, the processor is to generate a macro view of the source image that depicts the first person and the second person. In some examples, the processor is to instruct display of a compound image including the macro view and the first focus cell.

Abstract: A multiple-lens optical fingerprint reader for reading fingerprints through a display has a spacer; and multiple microlenses with concave and convex surfaces in a microlens array, each microlens of multiple lenses focuses light arriving at that microlens from a finger adjacent the display through the spacer forms an image on associated photosensors on a photosensor array of an image sensor integrated circuit. A method of verifying identity of a user includes illuminating a finger of the user with an OLED display; focusing light from the finger through arrayed microlenses onto a photosensor array, reading the array into overlapping electronic fingerprint images; extracting features from the overlapping fingerprint images or from a stitched fingerprint image, and comparing the features to features of at least one user in a library of features and associated with one or more fingers of one or more authorized users.

Abstract: A display device and a calibration method for the display device are provided. The calibration method includes obtaining calibration coefficients, from which a compressed approximation is determined. The display device obtains the compressed approximation data including basis vectors and reconstruction coefficients, and determines calibration data to at least partially offset a dependence of an optical throughput of the display device on a beam angle and a beam coordinate at the eyebox.

Abstract: Disclosed is an electronic pen that includes a conductive core body, a power supply circuit, a first signal generation circuit which receives power from the power supply circuit and generates a first signal, and a second signal generation circuit which receives power from the power supply circuit and generates a second signal different from the first signal, and an operation switch which sets an operation mode of the electronic pen to either a first operation mode or a second operation mode. While the operation mode of the electronic pen is set to the first operation mode, the conductive core body transmits the first signal generated by the first signal generation circuit. While the operation mode of the electronic pen is set to the second operation mode, the conductive core body transmits the second signal generated by the second signal generation circuit.

Abstract: An electronic device includes a substrate, a light emitting diode and an optical sensor. The light emitting diode is disposed on the substrate and emits a light. The optical sensor is disposed on the substrate and is configured to receive the light. The optical sensor receives the light to generate a first electrical signal for fingerprint authentication, and receives the light to generate a second electrical signal for luminance calibration of the light.

Abstract: A fingerprint detection apparatus includes a plurality of fingerprint detection units distributed in an array or disposed alternately, and each of the plurality of fingerprint detection units includes: one micro-lens configured to be disposed under the display screen; a plurality of optical sensing pixels, a center position of a photosensitive region of each of the plurality of optical sensing pixels being offset relative to a center position of the same optical sensing pixel; and at least one light shielding layer disposed between the one micro-lens and the plurality of optical sensing pixels, each of the at least one light shielding layer being provided with a hole corresponding to the plurality of optical sensing pixels. By offsetting photosensitive regions of the optical sensing pixels, the thickness of an optical fingerprint module can be reduced on the basis of improving a fingerprint identification effect on a dry finger.

Abstract: Described is a display system comprising a light source, a scanning assembly, and a controller. The light source includes a first plurality of emitters forming a column that emits a first color. The light source also includes a second plurality of emitters forming a column that emits a different color. The scanning assembly includes a reflective surface rotated by the controller using a control signal having a nonlinear, pulsed waveform. The controller drives the first plurality of emitters and the second plurality of emitters in sequence, during respective portions of the nonlinear waveform, and in synchronization with rotation of the reflective surface such that light emitted by the first plurality of emitters and the second plurality of emitters is reflected onto a same pixel of an output image. The controller also adjusts emission durations of individual emitters to compensate for changes in the rotational speed of the reflective surface.