Abstract: An optical fingerprint recognition device includes a light-emitting diode (LED) array and a fingerprint sensing device. The LED array includes a central LED area and an edge LED area, and configured to display a light source pattern in response to a fingerprint sensing request. The light source pattern includes a central portion and a surrounding portion. During displaying the light source pattern, a plurality of red display subpixels of the central LED area are not illuminating and a plurality of red display subpixels of the edge LED area are illuminating. The fingerprint sensing device generates a first fingerprint image according to a plurality of first sensing signals obtained from a plurality of first sensing pixel area, and the first fingerprint image is adapted to be used for examining whether a finger which triggers the fingerprint sensing request is real or fake.

Abstract: Methods, systems, and apparatuses are provided to automatically determine whether an image is spoofed. For example, a computing device may obtain an image, and may execute a trained convolutional neural network to ingest elements of the image. Further, and based on the ingested elements of the image, the executed trained convolutional neural network generates an output map that includes a plurality of intensity values. In some examples, the trained convolutional neural network includes a plurality of down sampling layers, a plurality of up sampling layers, and a plurality of joint spatial and channel attention layers. Further, the computing device may determine whether the image is spoofed based on the plurality of intensity values. The computing device may also generate output data based on the determination of whether the image is spoofed, and may store the output data within a data repository.

Abstract: An augmented reality display device, which is configured to provide an augmented reality image to an eye of a user, includes a display module and multiple mirror sets. The display module includes a projector and multiple switching elements. The projector provides an original image beam. The switching elements are deposed sequentially on a path of the original image beam. Each of the switching elements reflects or transmits the original image beam. Reflection paths of each ray of the original image beam on the switching elements intersect at one point to generate multiple image beams. The mirror sets are disposed on paths of the image beams. The image beams are reflected at different angles on the mirror sets, and the mirror sets reflect the image beams to the eye.

Abstract: A metal housing for an aerosol provision device is described and can include a printed circuit board mounted within the metal housing; a first contact spring providing an electrical connection between a first connection point on an inside of the metal housing and a ground connection of the printed circuit board; and a second contact spring providing an electrical connection between a second connection point on the inside surface of the metal housing and an antenna signal output for providing an antenna signal for transmission by the metal housing. The metal housing includes a radiating conductor element extending from a first surface element to a second surface element, wherein the first and second connection points are provided on the radiating conductor element and wherein a distance between the first and second surface elements is at least one quarter of a wavelength of the antenna signal transmission.

Abstract: A pair of augmented reality glasses including a projection device and a waveguide is provided. The projection device is configured to provide a collimated beam. The waveguide has a plurality of free form surfaces. Distances between each free form surface and the projection device are different from each other. The collimated beam progresses to and reflects off these free form surfaces in sequence, and then enters eyes of the user.

Abstract: An augmented reality display device is used to provide an augmented reality image to one eye of a user. The augmented reality display device includes a curved eyepiece, multiple first micromirrors and two first displays. These first micromirrors are disposed on the curved eyepiece. The two first displays are respectively disposed on two opposite sides of the curved eyepiece. Each first display is for emitting a first image beam. These first micromirrors are for imaging two first image beams emitted by the two first displays onto a retina of the eye to form the augmented reality image. Among them, the horizontal field of view formed by these first micromirrors to the eyes falls within the range of 80 degrees to 110 degrees.

Abstract: A processing method of formic acid soldering includes providing a solder, performing a formic acid providing step, performing a soldering step and performing a cooling step. The solder is disposed at a soldering object. In the formic acid providing step, a water-containing formic acid vapor extracted from a formic acid source is introduced to a soldering object so as to form a water-containing formic acid atmosphere surrounding the soldering object. In the soldering step, the solder and the soldering object are soldered in the water-containing formic acid atmosphere at a soldering temperature so as to form a soldered object with high temperature. In the cooling step, the soldered object with high temperature is cooled by a cooling method so as to form a soldered object. A range of a moisture content of the formic acid source is greater than or equal to 0.1 wt % and less than 15 wt %.

Abstract: In a method of optimizing a lithography model in a lithography simulation, a mask is formed in accordance with a given layout, a wafer is printed using the mask, a pattern formed on the printed wafer is measured, a wafer pattern is simulated using a wafer edge bias table and the given mask layout, a difference between the simulated wafer pattern and the measured pattern is obtained, and the wafer edge table is adjusted according to the difference.

Abstract: The present invention provides a hardware setting device and hardware setting method thereof. The hardware setting device is configured to: boot an operating system; retrieve at least one hardware setting corresponding to a peripheral device from a pre-boot memory; and configure the peripheral device according to the at least one hardware setting.

Abstract: An electronic device and a method of transmitting USB commands are provided. The method includes: (A) allocating a buffer area in a memory; (B) receiving a USB command; (C) retrieving control transfer information of the USB command; (D) storing the control transfer information in the buffer area; (E) repeating steps (B) to (D) until a condition for ending a control aggregation is met; (F) generating an aggregated USB command according to the content of the buffer area; and (G) transmitting the aggregated USB command.

Abstract: A method for manufacturing a photo mask for a semiconductor device includes receiving a plurality of hotspot regions of a mask layout corresponding to the semiconductor device. The method further includes classifying the plurality of hotspot regions into two or more hotspot groups such that same or similar hotspot regions are classified into same hotspot groups. The hotspot groups includes a first hotspot group that has at least two hotspot regions. The method also includes correcting a first hotspot region of the first hotspot group to generate an enhancement of the first hotspot region and correcting other hotspot regions of the first hotspot group using the enhancement of the first hotspot region to generate enhancements of other hotspot regions of the first hotspot group.

Abstract: A three-dimensional antenna module includes a first antenna, a second antenna, and a conductor. The first antenna includes a first main radiator and a first feeding section connected to the first main radiator. The first main radiator includes a first open end and a second open end. The first main radiator is bent to form a first opening. The second antenna includes a second main radiator and a second feeding section connected to the second main radiator. The second main radiator includes a third open end and a fourth open end. The second main radiator is bent to form a second opening. A direction the first opening faces is different from a direction the second opening faces. The conductor is disposed between the first antenna and the second antenna.

Abstract: A noninvasive detection method for cancer metastases is provided, which are based on the feature of the radiopharmaceutical that binds specifically to cells of cancer hepatic metastasis, so that cancer metastases can be detected by detecting the signal of the radiopharmaceutical in various organs in the subject. A specific treating method for cancer metastases by using the radiopharmaceutical as an important tool for precise treatment is also provided.

Abstract: A wearable device includes a conductive bottom shell, a conductive frame, an insulating member, and a circuit board. The conductive frame is disposed above the conductive bottom shell and separated from the conductive bottom shell. The conductive frame functions as an antenna and includes a feeding terminal and a first ground terminal. The insulating member is disposed between the conductive bottom shell and the conductive frame and prevents the conductive bottom shell from conducting electricity to the conductive frame. The circuit board is disposed inside the conductive frame, separated from the conductive bottom shell and disposed between the insulating member and the conductive frame. The feeding terminal and the first ground terminal are electrically connected to the circuit board.

Abstract: An electronic device is provided, and the manufacturing method of which is to stack a carrier structure on a circuit board having a reflector via a plurality of conductive elements, dispose a micro strip and an antenna layer communicatively connected to the reflector respectively on opposite sides of the carrier structure, dispose an antenna spacer on the carrier structure, cover the antenna spacer with an encapsulation layer, and form an antenna portion communicatively connected to the antenna layer on the encapsulation layer. Therefore, a better antenna performance can be obtained by disposing the micro strip on the bottom layer of the carrier structure and disposing the antenna layer on the top layer of the carrier structure.

Abstract: A method, a computer-readable medium, and an apparatus are provided for wireless communication at a receiver. The apparatus is configured to receive a non- coherent signal and determine a first differential of the received non-coherent signal on each of one or more receive antennas for a set of binary vectors to obtain a lower order representation of the non-coherent signal. The apparatus is configured to combine the differentials across antennas, decode the lower order representation of the non-coherent signal based on the first differential of the non-coherent signal and to reconstruct a higher order representation of the non-coherent signal based on the decoded lower order representation of the non-coherent signal.

Abstract: The disclosure provides an eye tracking method and an eye tracking device. The method includes obtaining a reference interpupillary distance value; taking images of a user of a 3D display, and finding a first eye pixel coordinate corresponding to a first eye of the user and a second eye pixel coordinate corresponding to a second eye of the user in each image; detecting a first and a second eye spatial coordinates of the first and the second eyes, and determining projection coordinates based on the first eye spatial coordinate, the second eye spatial coordinate, and optical parameters of image capturing elements; determining an optimization condition related to the first and second eye spatial coordinates based on the first and second eye pixel coordinates, the projection coordinates, and the reference interpupillary distance value of each image; and optimizing the first and second eye spatial coordinates based on the optimization condition.

Abstract: A method of providing display signal, performed by a first processing device, and the method includes: triggered by a first detection signal to read first identification data of a display, obtaining second identification data according to a reading condition, outputting a second detection signal to a second processing device to obtain an identification data request signal from the second processing device, and outputting the second identification data to the second processing device according to the identification data request signal to instruct the second processing device to output a display signal to the display according to a resolution indicated by the second identification data. The present disclosure further provides a resolution setting device and a display system.

Abstract: Systems and techniques are provided for performing video-based activity recognition. For example, a process can include extracting, using a first machine learning model, first one or more features from a first frame and second one or more features from a second frame. The first one or more features and the second one or more features are associated with a person driving a vehicle. The process can include processing, using a second machine learning model, the first one or more features and the second one or more features. The process can include determining, based on processing of the first one or more features and the second one or more features using the second machine learning model, at least one activity associated with the person driving the vehicle.