Beijing Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Beijing Dajia Internet Information Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

China Electric Power Research Institute

Yu Lei

Hao Zhang

Lili Chen

Jian Qiao Sun

Ziqiang Guo

Yakun Wang

Jinghua Miao

Yukun Sun

Xinjian Liu

Zhen Tang

Xi Li

Bin Zhao

Lin Lin

Qingwen Fan

Peng Han

Huidong He

Yuanjie Lu

Ruifeng Qin

Wenyu Li

Xuefeng Wang

Yali Liu

Jianwen Suo

Jinbao Peng

Feng Zi

Feng Pan

Lixin Wang

Yu Liu

Shuo Zhang

Minglei Chu

Jiankang Sun

Wenhong Tian

Guixin Yan

Cheng Zhang

Yachong Xue

Bingxin Liu

Hao Tian

Hao Huang

Yadong Ding

Haoran Jing

Guanghui Li

Xingyu Wang

Shangsheng Li

Yuanyuan Du

Weisheng Wang

Keke Liu

Liyao Sun

Man Luo

Jiabin Wan

Peiqiang Tan

Jinxiong Chen

Guoqing He

Junhua Ma

Yuntao Xiao

Yuqi Duan

Yuye Li

Caiyun Gao

Ni Zhen

Shuanglei Feng

Liping Gao

Jianxin Lu

Fangfang Yu

Yijun Cheng

Zixuan Guo

A method and system for measuring broadband impedance of a renewable energy power generation device. A voltage disturbance is injected into the renewable energy power generation device by using a disturbance injection device, and three-phase voltage and three-phase current of each of preset measurement points are acquired. Relevant variables before the renewable energy power generation device is decoupled from a measurement device and impedance of a power grid, are calculated according to the three-phase voltage and the three-phase current of each of the preset measurement points. Impedance of the renewable energy power generation device after being decoupled from the measurement device and the impedance of the power grid, is calculated.

Method and system for measuring broadband impedance of renewable energy power generation device

A wearable device, a signal processing method and a signal processing device are disclosed. The wearable device includes a processor and a signal collector electrically connected to the processor. The signal collector includes at least one electroencephalogram sensor configured to collect an electroencephalogram signal and at least one electrooculogram sensor configured to collect an electrooculogram signal. The processor is configured to generate a control signal based on the electroencephalogram signal and the electrooculogram signal, and the electroencephalogram sensor and the electrooculogram sensor are different sensors.

Wearable device, signal processing method and device

A method for co-hosting and an electronic device are disclosed. In the method, a co-hosting establishment instruction is acquired; configuration information of the first live streaming client is acquired in response to the co-hosting establishment instruction; first communication protocol information corresponding to a co-hosting process is acquired from the configuration information; and co-hosting with a second live streaming client is established based on the first communication protocol information. The co-hosting process is a general process in different types of co-hosting services, and includes a co-hosting establishment process.

Method for co-hosting, and electronic device

A VR integrated machine and a running method thereof are provided. The VR integrated machine includes a heat generating device, a heat conducting member and thermoelectric conversion member, the heat conducting member is connected with the heat generating device, the thermoelectric conversion member has a first end connected with the heat conducting member, and is configured to generate electrical energy and to supply the electrical energy to the UR integrated machine.

VR integrated machine and running method thereof

A wearable device, an electronic system, an electronic device, a tactile feedback method and a storage medium are provided. The wearable device with tactile feedback includes an electromagnetic coil set, a driving circuit and a control circuit, the driving circuit is coupled with the electromagnetic coil set; the control circuit is configured to control the driving circuit to generate and output a coil current corresponding to the electromagnetic coil set to the electromagnetic coil set according to a control command; and the electromagnetic coil set is configured to receive the coil current and generate the tactile feedback based on the coil current.

Wearable device, electronic system and device, tactile feedback method and storage medium

A display device, a virtual reality display apparatus and a display device control method. The display device includes: a liquid crystal panel, which includes a plurality of sub-pixel groups and a first black matrix, each of the sub-pixel groups including n consecutive rows of sub-pixels, the first black matrix being disposed between two adjacent sub-pixel groups, and n being any positive integer, and a backlight, which includes a plurality of sub-light source groups and a second black matrix, which second black matrix is disposed between two adjacent sub-light source groups, each of the sub-light source groups being disposed in one-to-one correspondence with each of the sub-pixel groups, and the second black matrix having the same light-shielding region as the first black matrix.

Display device, virtual reality display apparatus and display device control method

A method and an apparatus for interactions in a live broadcast room are disclosed. The method may include: in response to an opening operation for a question interaction function in a live broadcast room: obtaining at least one piece of question information from a server and displaying the at least one piece of question information in a first display area of the live broadcast room, in which the at least one piece of question information is sent by at least one audience client to the server; obtaining an interaction parameter value corresponding to each piece of question information from the server; and adjusting a position of the question information in the first display area based on the interaction parameter value corresponding to each piece of question information.

Method and apparatus for interacting in live broadcast room

The present application discloses a display optimization method. The method includes setting a light-emitting substrate including a first plurality of unit regions. Each unit region is associated with a luminance produced by one or more light-emitting diodes. The method further includes determining a sensitive area having a second plurality of unit regions in part of the light-emitting substrate in association with eyeball position of viewer relative to the light-emitting substrate and a non-sensitive area having a plurality of combined-regions in remaining part of the light-emitting substrate. Additionally, the method includes transferring local variables including information about the sensitive area and the combining factor k to a processor. Furthermore, the method includes operating the processor based on the local variables to individually control a first luminance of the one unit region in the sensitive area and to commonly control a second luminance of one combined-region in the non-sensitive area.

Display optimization method and a display apparatus

A driving circuit for head-worn display device, and a virtual reality display device, and the driving circuit includes: a display panel driving circuit, the display panel driving circuit comprises a sensor circuit, and a data processing circuit; the sensor circuit is configured to generate a posture information signal corresponding to a rotation direction of the display panel; and the data processing circuit is configured to receive the posture information signal and a display data signal for a display panel, and to control the display panel according to the posture information signal and the display data signal to display an image corresponding to a rotation direction.

Driving circuit for head-worn display device, and virtual reality display device

A control method for a head-mounted visual apparatus, a corresponding computing apparatus, a head-mounted visual apparatus and a computer-readable storage medium. The head-mounted visual apparatus has an infrared transceiver including an infrared light source array and an infrared detector. The control method comprises the steps of: driving each sub-light source to emit coherent infrared light to form an interference enhanced scanning light spot on a face of a user who wears the head-mounted visual apparatus; controlling each phase of the coherent infrared light emitted by each sub-light source respectively to make the scanning light spot move in the local area, including eyes, of the face of the user, to realize a scanning of the local area; and using the infrared detector to receive the infrared light reflected from the local area to generate scanning data.

Control method for head-mounted visual apparatus, head-mounted visual apparatus and computer readable storage medium

A current compensation circuit, a virtual reality device and a control method are disclosed. The current compensation circuit includes: a first constant current sub-circuit, configured to generate a driving current of a backlight module; a second constant current sub-circuit, configured to generate a compensation current of the backlight module; a compensation gating sub-circuit, configured to determine whether to select the second constant current sub-circuit to supply power to the backlight module; and a black insertion control signal generation sub-circuit, configured to generate a black insertion control signal, connected with the first constant current sub-circuit and the compensation gating sub-circuit, and configured to control, by the black insertion control signal, the first constant current sub-circuit and the second constant current sub-circuit to simultaneously supply power to or power off the backlight module, so that the black light module realizes a backlight black insertion.

Current compensation circuit, virtual reality device and control method

A display method and a display device are provided. The display method may be applied to a display device having a lens unit and a display unit for normal display, and may include steps of: detecting a first distance between the lens unit and the display unit; calculating correction information according to the first distance and transmitting the correction information to the display unit; and displaying a corrected image by the display unit according to the correction information, so that the corrected image is converged into eyes of a user via the lens unit, wherein the corrected image is obtained by correcting an original image according to the first distance.

Display method and display device

An image processing method. The method includes determining a first mapping relationship between first coordinates in a first coordinate system of a Multi-Resolution-Shading image and second coordinates in a second coordinate system of a Multi-Resolution-Shading screen image; and applying an anti-distortion process to the Multi-Resolution-Shading image based on the first mapping relationship, thereby obtaining an anti-distortion image.

Image processing method and apparatus, virtual reality apparatus, and computer-program product

Growing community of inventors

Beijing, China

Yu Lei