Htc Corporation

Yan-Min Kuo

Li-Yen Lin

Tsung-Yu Tsai

Chun-Min Liao

Chi-Tang Ho

Jun-Lin Guo

Wei-Chen Chen

Tien-Ming Wang

Yung-Chen Lin

Cheng Hsin Hsieh

Yen-Chieh Wang

Chih-Lin Chang

Wei-Cheng Hsu

Cheng-Yu Chen

Shuo-Yen Lin

Kai-Wen Zheng

Wen-Ju Chen

I-Chiao Lin

Yan-Min Chen

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.

Method for determining two-eye gaze point and host

A calibration method is disclosed. The calibration method is suitable for an electronic device comprising an HMD device (head-mounted device). The calibration method includes the following operations: obtaining a first eye information of a first eye of a user when the user is gazing at a first calibration gazing point; and calculating at least one of a second eye information of the first eye of the user and a third eye information of a second eye of the user by mirror symmetrizing the first eye information.

Calibration method, electronic device, and non-transitory computer readable storage medium

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.

Head mounted display device and control method for eye-tracking operation

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.

Head-mounted display and method for image processing based on diopter adjustment

A heads mounted display device is provided. The head-mounted display device includes a display, an optical system, and a processor. The display is configured to display a pre-warp image. The optical system is configured to receive the pre-warp image and output an undistorted image. The processor is configured to perform a tolerance enhancement operation on an original image to generate an enhanced image. Further, the processor is configured to apply a software distortion on the enhanced image to generate the pre-warp image. The software distortion is configured to compensate an optical distortion of the optical system.

Head-mounted display device and display method for displaying a tolerance-enhanced and undistorted image

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.

Head mounted display device

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.

Head-mounted display device and control method

The embodiments of the disclosure provide a method for providing an occluded sound effect and an electronic device. The method includes: providing a virtual environment, wherein the virtual environment comprises a first object, and the first object is approximated as a second object; defining an object detection range of a sound source based on a sound ray originated from the sound source; in response to determining that the first object enters the object detection range, defining a reference plane based on a reference point on the second object and the sound ray, wherein the reference plane has an intersection area with the object detection range; projecting the second object onto the reference plane as a first projection; determining a sound occluding factor based on the intersection area and the first projection; and adjusting a sound signal based on the sound occluding factor.

Method for providing occluded sound effect and electronic device

A driving method suitable for a head mounted device (HMD) is provided. The driving method includes the following operations: moving a first image capture unit and a second image capture unit of the HMD to respectively capture two left-eye images and two right-eye images; calculating a first eye relief according to at least one left-eye feature in the two left-eye images; calculating a second eye relief according to at least one right-eye feature in the two right-eye images; calculating an interpupillary distance (IPD) according to the first eye relief and the second eye relief; and adjusting, according to the IPD, a distance between a first lens and a second lens of the HMD.

Driving method for calculating interpupillary distance and related head-mounted device

A sound reproducing method used in sound reproducing apparatus that includes the steps outlined below is provided. An input sound signal related to listener data and sound source data is received. An encoding process is performed by multiplying the input sound signal by an encoding function matrix having entries related to a basis function to generate an encoding result. A decoding function matrix is retrieved from the storage and at least one direction parameter is applied to the decoding function matrix, wherein the decoding function matrix compensates a difference between an ideal approximation result and a modeled approximation result of the input sound signal. A decoding process is performed by multiplying the encoding result by the decoding function matrix having the direction parameter applied to generate an output sound signal. The output sound signal is reproduced.

Sound reproducing method, apparatus and non-transitory computer readable storage medium thereof

A sound reproducing method used in sound reproducing apparatus that includes the steps outlined below is provided. A sound signal is generated with a 3D sound generating process according to listener data and sound data. Pre-recorded sound data is retrieved to further generate a target distance function corresponding to the sound distance. A fixed head-related transfer function corresponding to a fixed distance is retrieved. A target head-related transfer function corresponding to the sound distance is generated by adapting the target distance function to the fixed head-related transfer function. The sound signal is reproduced by multiplying the sound signal by the target head-related transfer function.

A 3D reconstruction method is provided. Positioning signals are received by a signal receiver at a first and a second time spots to determine a HMD displacement vector and a HMD rotation amount. A first and a second images are retrieved by a first camera to determine a first camera rotation amount. A relative rotation amount and a relative displacement vector between the HMD and the first camera are calculated. A first camera displacement vector of the first camera is calculated according to the HMD displacement vector, the HMD rotation amount, the relative rotation amount and the relative displacement vector. Depth information of the first and the second image is obtained based on the first camera displacement vector and the first camera rotation amount. 3D reconstruction is performed according to images retrieved by the first camera and the depth information.

Three dimensional reconstruction method, apparatus and non-transitory computer readable storage medium thereof

A method for obtaining Hi-Res audio transfer information is provided. The method is applicable to the electronic device having a processor. In the method, a first audio signal is captured and converted from the time domain into in the frequency domain to generate a first signal spectrum. Then, a regression analysis is performed on an energy distribution of the first signal spectrum to predict an extended energy distribution according to the first signal spectrum, and head-related parameters are used to compensate for the extended energy distribution to generate an extended signal spectrum. Finally, the first signal spectrum and the extended signal spectrum are combined into a second signal spectrum which is converted from the frequency domain into the time domain to generate a second audio signal including Hi-Res audio transfer information.

Method, electronic device and recording medium for obtaining Hi-Res audio transfer information

The disclosure provides an audio processing device, an audio processing method for controlling a plurality of speakers, and a computer program product. The audio processing device includes a memory, a transceiver, and a processor. The memory stores a plurality of modules. The transceiver is wirelessly paired with a plurality of speakers. The processor executes the modules to perform following steps: requesting each of the speakers to output an audio positioning signal; collecting the audio positioning signal from each of the speakers; retrieving a location of each of the speakers relative to the audio processing device according to the audio positioning signal from each of the speakers; adjusting a plurality of audio contents based on the location of each of the speakers relative to the audio processing device; and sending the audio contents to the speakers to control the speakers outputting the audio contents.

Audio processing device, audio processing method, and computer program product

A synchronization method, suitable between a first electronic device and a second electronic device, includes following operations. A first pulse of a wireless signal sent from the first electronic device is received by the second electronic device. A first status of the second electronic device is determined. A second pulse of the wireless signal is received after the first pulse. A receiving time gap between the first pulse being received and the second pulse being received by the second electronic device is measured. A new status of the second electronic device is determined according to the receiving time gap and the first status of the second electronic device. Whether to synchronize a system clock on the second electronic device with the second pulse of the wireless signal is determined according to the new status.

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Taoyuan, Taiwan

Yan-Min Kuo