Abstract: Embodiments of the present application provide acoustic wave signal reading apparatuses, acoustic wave signal reading circuits, and control methods thereof related to the field of acoustic wave signal reading technology. One embodiment of an acoustic wave signal reading circuit comprises: an acoustic wave receiver, a reset control circuit, a function circuit, and an output circuit; an acoustic wave receiver is configured to convert a received acoustic wave signal into an electrical signal and outputs the electrical signal to a first node; the reset control circuit outputs a voltage to the first node; the function circuit switches states based on the first node, a signal terminal, and a voltage terminal, and outputs a voltage to a second node to reset the second node or amplifies a potential of the first node and outputs to the amplified potential to the second node depending on a state of the function circuit.

Abstract: A biometric information authentication device includes an authentication unit to change an authentication threshold value used for authentication to increase difficulty of authentication when authentication of biometric information by checking against registered biometric information is unsuccessful a predetermined number of times.

Abstract: A fingerprint sensor comprising a plurality of electrically conductive sensing structures arranged in a sensing plane for capacitively sensing a fingerprint of a finger; and measurement circuitry coupled to the plurality of electrically conductive sensing structures for providing measurement signals indicative of a capacitive coupling between each sensing structure in the plurality of electrically conductive sensing structures and the finger, wherein the measurement circuitry is arranged to: provide, using a first measurement circuitry configuration, a first set of measurement signals from a first set of sensing structures; and provide, using a second measurement circuitry configuration different from the first measurement circuitry configuration, a second set of measurement signals from a second set of sensing structures.

Abstract: A display device includes a display substrate in which a plurality of sub-pixel areas is defined, a light-emitting diode (“LED”) on the display substrate, a touch sensor electrode on the display substrate and including at least one touch electrode, and a bank separating the plurality of the sub-pixel areas, where each of the plurality of the sub-pixel areas may include a first area in which the LED is disposed and a second area in which the touch sensor electrode is disposed.

Abstract: A sensor device according to an embodiment of the present disclosure includes a plurality of detection electrode sections of a capacitive type, a reference electrode layer disposed at a position that faces each of the detection electrode sections, and a pressing transmission layer that causes locations, of the reference electrode layer, that face the respective detection electrode sections to be deformed locally in response to pressing performed from outside.

Abstract: A method for controlling a plurality of ultrasonic transducers in a fingerprint sensing system that comprises a cover plate having a sensing surface configured to be touched by a finger, and a plurality of ultrasonic transducers located at the periphery of the cover plate and configured to transmit an acoustic signal propagating in the cover plate, receive an ultrasonic signal having interacted with an object in contact with the sensing surface, and to determine properties of the object based on the received ultrasonic signal. The method comprises: in response to a first input, controlling the plurality of transducers such that at least a portion of the sensing surface has a first feature detection resolution; and in response to a second input, controlling the plurality of transducers such that at least a portion of the sensing surface has a second feature detection resolution, different from the first feature detection resolution.

Abstract: An ultrasonic sensor includes a two-dimensional array of ultrasonic transducers, a contact layer, a matching layer between the two-dimensional array and the contact layer, where the matching layer has a non-uniform thickness, and an array controller configured to control activation of ultrasonic transducers during an imaging operation for imaging a plurality of pixels within the two-dimensional array of ultrasonic transducers. During the imaging operation, the array controller is configured to activate different subsets of ultrasonic transducers associated with different regions of the two-dimensional array of ultrasonic transducers at different transmission frequencies, where the different frequencies are determined such that a thickness of the matching layer at a region is substantially equal to a quarter wavelength of the first transmission frequency for the region.

Abstract: An electronic device, which can enter a debug mode, comprising: a plurality of buttons, wherein a layout of the buttons correspond to one of a first button layout and a second button layout; a processing circuit, configured to control the electronic device to enter a debug mode when at least two of the buttons are pressed to meet a predetermined button combination. The processing circuit controls the electronic device to perform a first test corresponding to the first button layout or to perform a second test corresponding to the second button layout to detect which one of the first button layout and the second button layout does the electronic device correspond to.

Abstract: A method for selecting an image of a fingerprint for identifying an individual is described. The method includes: acquiring a current image comprising a fingerprint and segmenting said fingerprint; determining a value representing a stability of said current image; determining a value representing the sharpness of said current image; determining a score, said score being a combination of said value representing a stability, of said value representing a sharpness and of a number of segmented fingerprints; and selecting said current image for identifying said individual in the case where said score is higher than a first threshold value, and otherwise storing said current image in memory as best image in the case where the score thereof is higher than a best score value, and repeating this method.

Abstract: An electronic device according to an embodiment of the present invention may comprise: a housing comprising a first glass plate, a second glass plate facing in the opposite direction to the first glass plate, and a side member surrounding the space between the first glass plate and the second glass plate, the second plate comprising an outer surface facing in the opposite direction to the first plate and an inner surface facing the first plate; an inner middle plate positioned between the first plate and the second plate; a touch screen display positioned between the middle plate and the first plate; an opaque layer comprising a first opening and a second opening positioned within 150 mm from the first opening, the opaque layer being directly or indirectly attached to the inner surface of the second plate comprising a hole overlapping with the first opening but comprising no hole overlapping with the second opening; a camera assembly partially positioned inside the hole of the second plate and the first openi

Abstract: A fingerprint identification module, a manufacturing method thereof and an electronic device are disclosed. In the fingerprint identification module, an auxiliary structure is at least partially located on a functional substrate, and a plurality of first driving electrodes are on a side, away from the functional substrate, of the piezoelectric material and the auxiliary structure; each first driving electrode extends along a first direction and exceeds a first edge of the piezoelectric material layer in the first direction; the plurality of first driving electrodes are arranged at intervals along a second direction; the auxiliary structure is at least in contact with the first edge; the auxiliary structure includes a slope portion; and a thickness of the slope portion in a direction perpendicular to the functional substrate gradually decreases in a direction from the first edge to a position away from a center of the piezoelectric material layer.

Abstract: An acoustic receiver system may be configured for receiving dynamic friction acoustic waves produced via relative motion between an outer surface of an apparatus and a target object in contact with the outer surface. A control system may be configured for receiving acoustic signals from the acoustic receiver system. The acoustic signals may correspond to a first instance of the dynamic friction acoustic waves. The control system may be configured for extracting target object features from the first acoustic signals and for performing an authentication process based, at least in part, on the target object features.

Abstract: An input method and a smart terminal device. After a processor in the smart terminal device determines, based on a first detection solution of a first infrared sensor, that a target object enters or leaves a first space range from a first plane, the processor starts or stops displaying a cursor based on distances measured by ultrasonic sensors; and after the processor determines, based on a second detection result of a second infrared sensor, that the target object enters or leaves a second space range from a second plane, the processor starts or stops performing a confirmation operation based on a location of the cursor.

Abstract: The present disclosure discloses a pixel detecting circuit, a method for driving the same, and a touch display panel. The pixel detecting circuit includes: a plurality of pixel detecting modules arranged in an array; and at least one reading line, wherein each of the reading line is connected to a group of pixel detecting modules, and each group of pixel detecting modules comprises at least two columns of pixel detecting modules; wherein a number of pixel detecting modules included in each group of pixel detecting modules are respectively connected to different control signal terminals, and configured to transmit, under driving of control signals outputted from the different control signal terminals, electrical signals to the connected reading line in any one of a time dividing manner and a frequency dividing manner.

Abstract: A fingerprint identification module and a driving method thereof and an electronic device are provided. In the fingerprint identification module, a receiving electrode layer includes a plurality of receiving electrodes; a first driving electrode layer is arranged at a side of a piezoelectric material layer away from the receiving electrode layer and includes a plurality of first driving electrodes; a second driving electrode layer is arranged at a side of the receiving electrode layer away from the piezoelectric material layer and includes a plurality of second driving electrodes; the plurality of first driving electrodes and the plurality of second driving electrodes form a plurality of driving electrode pairs, and in each driving electrode pair, an orthographic projection of the first driving electrode on the piezoelectric material layer is at least partially overlapped with an orthographic projection of the second driving electrode on the piezoelectric material layer.

Abstract: The present disclosure concerns an ultrasound system for providing tactile mid-air haptic feedback. As described herein, various embodiments of the invention can create a precise mid-air tactile sensation in mid-air on a body part of a user through use of an array of ultrasonic emitters. The array produces steerable focal points of ultrasonic energy that provide sufficient radiation pressure to be felt by the skin of the user. Such an implementation allows for multiple points of contact with immersive computing environments in a variety of form factors. This implementation, too, allows for coverage of larger distances and provides for a wider range of interactions thereby allowing a user to extend an appendage into a broader workspace while providing for multiple points of or comprehensive sensation or interaction without sacrificing user comfort with respect to any such interaction.

Abstract: A structure of an electronic device and an electronic device are disclosed. The structure includes: a cover, a fingerprint decorative component, and a fingerprint sensor. The cover covers a surface of the electronic device, and the cover has a first through hole. The fingerprint decorative component is built in the first through hole, the fingerprint decorative component includes a side wall of the fingerprint decorative component and a bottom wall of the fingerprint decorative component that are integrally connected, the side wall of the fingerprint decorative component is fastened to the cover by using glue. The fingerprint sensor is accommodated in the fingerprint decorative component. The fingerprint decorative component is fastened to the cover by using the glue, and no additional fastening plate and screw is required for fastening, thereby improving overall space utilization of the electronic device.

Abstract: Various embodiments of the present disclosure relate to an electronic device for supporting a user input and a control method of the electronic device, and the disclosed electronic device may: identify occurrence of a first event; display a first user interface, provided by a first application program, on a display according to the occurrence of the first event; receiving, through the first user interface, a user input including an indicator indicating a category; and when the user input is received, display, on the display, a category corresponding to the user input among at least one category provided by a second application program. Various other embodiments are possible.

Abstract: A system and method for controlling a standalone computer through a separate touch screen input device.

Abstract: A GOA circuit is provided and includes a plurality of GOA sub circuits which are cascaded. An Nth GOA sub circuit of the GOA sub circuits includes: a cascade control unit configured to generate a first drive signal according to an (N?3)th scan signal and an (N?3)th cascade signal; a cascade signal generation unit connected to the cascade control unit; a first scan drive unit connected to the cascade control unit and a first low voltage level signal; and a second scan drive unit connected to the cascade control unit and the first low voltage level signal.