Abstract: A head-mounted display device includes a main body, a first sensor and a second sensor. The first sensor is disposed on a first setting area of the main body. The second sensor is disposed on a second setting area of the main body. The first setting area and the second setting area respectively have a first central point and a second central point, where the first central point and the second central point are disposed on a horizontal axis. There is a first angle between a connection line of the first central point and the first sensor with the horizontal axis, and there is a second angle between a connection line of the second central point and the second sensor with the horizontal axis, where the first angle is different from the second angle.

Abstract: An encoding method for embedding a watermark into an audio is provided. A text watermark and an original audio are obtained. The text watermark is converted to an image watermark. The original audio is converted from a time domain to a frequency domain to generate a pre-process audio. The image watermark is embedded into the pre-processed audio to generate an encoded audio. The encoded audio is converted from the frequency domain to the time domain to generate an watermarked audio.

Abstract: A head-mounted display device is provided. The head-mounted display device includes a sensor and a controller. The sensor is configured to capture an eye image of eyes of a user. The controller is coupled to the sensor and configured to: analyze the eye image to generate an analysis result, wherein the analysis result indicates that whether the eyes in the eye image is clear or not; and in response to the analysis result indicating that the eye in the eye image is not clear, output an issue detected signal.

Abstract: An eye tracking apparatus and method are provided. The eye tracking apparatus is configured to execute the following operations. The apparatus obtains a first single-eye image of a first eye at a first time point and a first single-eye image of a second eye at a second time point based on a plurality of eye images of a user. The apparatus calculates a first sight direction based on the first single-eye image of the first eye at the first time point and calculates a second sight direction based on the first single-eye image of the second eye at the second time point. The apparatus generates a combined gaze based on the first sight direction and the second sight direction at the second time point.

Abstract: Structures and formation methods of a semiconductor device structure are provided. The semiconductor device structure includes a semiconductor substrate and a gate stack over the semiconductor substrate. The gate stack includes a gate dielectric layer and a work function layer. The gate dielectric layer is between the semiconductor substrate and the work function layer. The semiconductor device structure also includes a halogen source layer. The gate dielectric layer is between the semiconductor substrate and the halogen source layer.

Abstract: Structures and formation methods of a semiconductor device structure are provided. The semiconductor device structure includes a semiconductor substrate and a gate stack over the semiconductor substrate. The gate stack includes a gate dielectric layer and a work function layer. The gate dielectric layer is between the semiconductor substrate and the work function layer. The semiconductor device structure also includes a halogen source layer. The gate dielectric layer is between the semiconductor substrate and the halogen source layer.

Abstract: A head-mounted display and a method for image processing based on diopter adjustment are provided. The method includes: receiving a command corresponding to a first diopter setting; in response to the command, rendering an image according to a mapping table to generate a rendered image; and displaying the rendered image.

Abstract: An on-chip or built-in self-test (BIST) module for an RFIC is provided. The BIST module can be implemented in an RFIC system, which may include a beamforming module of a radar system. The BIST module may include components and methods to up-convert a signal from a test frequency to RF at an input to the RFIC and down-convert and output signal.

Abstract: A variable gain amplifier is disclosed having parallel sets of transistors and control for bias voltages, wherein the average of bias voltage values is strategically controlled to reduce phase variance. For example, a variable gain amplifier may include a first set of transistors coupled to a first bias voltage, a second set of transistors coupled to a second bias voltage, where the second set of transistors is coupled in parallel with the first set of transistors, and a control module adapted to control the first and second bias voltages, the control module adapted to reduce the gain of the first set of transistors while increasing the gain of the second set of transistors.

Abstract: The embodiments of the disclosure provide an active audio adjustment method. The active audio adjustment method includes: receiving, by a host, an ambient sound from a sound pickup device; analyzing, by the host, the ambient sound to obtain an ambient parameter of the ambient sound and determine an adjustment strategy; adjusting, by the host, an original parameter of an output audio to determine an optimized parameter based on the ambient parameter of the ambient sound and the adjustment strategy; generating, by the host, an optimized output audio based on the optimized parameter; and outputting, by the host, the optimized output audio to an audio output device.

Abstract: A head-mounted display device is provided. The head-mounted display device includes a sensor and a controller. The sensor is configured to capture an eye image of eyes of a user. The controller is coupled to the sensor and configured to: analyze the eye image to generate an analysis result, wherein the analysis result indicates that whether the eyes in the eye image is clear or not; and in response to the analysis result indicating that the eye in the eye image is not clear, output an issue detected signal.

Abstract: The present disclosure relates to a method for providing biomarker for early detection of Alzheimer's Disease (AD), and particularly to a method that is able to enhance the accuracy of predicting AD from Mild Cognitive Impairment (MCI) patients using the Hippocampus magnetic resonance imaging (MRI) scans and Mini-Mental State Examination (MMSE) data. The providing MRI images containing the anatomical structure of Hippocampus biomarker and MMSE data as a training data set; training a processor using the training data set, and the training comprising acts of receiving MRI images and MMSE data as a testing data set from a target; and classifying the test data by the trained processor to include aggregating predictions.

Abstract: Semiconductor structures and methods for forming the same are provided. The method includes forming a dummy gate structure over a substrate and forming a sealing layer surrounding the dummy gate structure. The method includes forming a spacer covering the sealing layer and removing the dummy gate structure to form a trench. The method further includes forming an interfacial layer and a gate dielectric layer. The method further includes forming a capping layer over the gate dielectric layer and partially oxidizing the capping layer to form a capping oxide layer. The method further includes forming a work function metal layer over the capping oxide layer and forming a gate electrode layer over the work function metal layer. In addition, a bottom surface of the capping oxide layer is higher than a bottom surface of the spacer.

Abstract: Structures and formation methods of a semiconductor device structure are provided. The semiconductor device structure includes a semiconductor substrate and a gate stack over the semiconductor substrate. The gate stack includes a gate dielectric layer and a work function layer. The gate dielectric layer is between the semiconductor substrate and the work function layer. The semiconductor device structure also includes a halogen source layer. The gate dielectric layer is between the semiconductor substrate and the halogen source layer.

Abstract: A system and a method for Alzheimer's disease prediction using a neural network, a computer-readable recording medium with a stored program, and a computer program product are provided. The processor obtains a first brain MRI data, a second brain MRI data, a first neuropsychological assessment score, and a second neuropsychological assessment score. The processor obtains a plurality of image feature data according to the first brain MRI data and the second brain MRI data. Each image feature data is selected from a group consisting of a plurality of hippocampal subfield geometric change data. The processor obtains a neuropsychological change data according to the first neuropsychological assessment score and the second neuropsychological assessment score. The processor obtains an Alzheimer's disease prediction result according to the neural network module, the image feature data, and the neuropsychological change data.

Abstract: A head-mounted display device includes a main body, a first sensor and a second sensor. The first sensor is disposed on a first setting area of the main body. The second sensor is disposed on a second setting area of the main body. The first setting area and the second setting area respectively have a first central point and a second central point, where the first central point and the second central point are disposed on a horizontal axis. There is a first angle between a connection line of the first central point and the first sensor with the horizontal axis, and there is a second angle between a connection line of the second central point and the second sensor with the horizontal axis, where the first angle is different from the second angle.

Abstract: A head-mounted display device and a control method for an eye-tracking operation are provided. The head-mounted display device includes a frame, a track, a sensor and a controller. The track is disposed on a peripheral region of the frame. The sensor is disposed on the track, and is configured to capture a target image of a target area. The controller is coupled to the sensor, is configured to generate a control signal according to the target image, and adjust a position of the sensor on the peripheral region by moving the sensor according to the control signal.

Abstract: The embodiments of the disclosure provide a method for determining a two-eye gaze point and a host. The method includes: obtaining a first gaze point of a first eye on a reference plane and obtaining a second gaze point of a second eye on the reference plane; and determining a two-eye gaze point via combining the first gaze point and the second gaze point.

Abstract: A driving method of a display device comprises the following steps. A period to turn off a backlight module is set. An overdrive voltage is applied, and an overdrive time required for a liquid crystal to change from a first target gray scale to a second target gray scale is obtained. A turn-off time point for turning off the backlight module is adjusted so that at least a part of the period when the backlight module is turned off overlaps the overdrive time.

Abstract: Structures and formation methods of a semiconductor device structure are provided. The semiconductor device structure includes a semiconductor substrate and a gate stack over the semiconductor substrate. The gate stack includes a gate dielectric layer and a work function layer. The gate dielectric layer is between the semiconductor substrate and the work function layer. The semiconductor device structure also includes a halogen source layer. The gate dielectric layer is between the semiconductor substrate and the halogen source layer.