Patents by Inventor Feng Zi
Feng Zi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11335254Abstract: A display-driving apparatus for driving a display panel having at least two display areas is provided. The apparatus includes a storage device configured to receive and store a group of source data signals corresponding to a frame of image. The apparatus further includes a demultiplexer configured to split the group of source data signals into at least two sub-groups of data signals. Additionally, the apparatus includes a converter configured to convert a signal format of a respective one of the at least two sub-groups of data signals to a displayable format corresponding to the display panel. Furthermore, the apparatus includes a controller configured to transfer the at least two sub-groups of data signals in the displayable format to respective at least two display areas of the display panel to display a frame of image.Type: GrantFiled: October 22, 2019Date of Patent: May 17, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.Inventors: Jiyang Shao, Yuxin Bi, Jian Sun, Hao Zhang, Feng Zi, Bingxin Liu, Yadong Ding
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Publication number: 20220139344Abstract: A display panel, a display device and a method for driving the display panel. The display panel includes: a rotation axis; at least one display area located at one side of the rotation axis; wherein the display area includes a plurality of display sub-areas; and a plurality of driving-control modules corresponding to the plurality of display sub-areas. The plurality of display sub-areas are sequentially arranged along a first direction; the first direction is directed from the rotation axis to the display area; when the display panel rotates around the rotation axis, areas passed by the plurality of display sub-areas form a plurality of imaging sub-areas. The plurality of driving-control modules are configured to control the plurality of display sub-areas to have different display parameters, respectively, thereby enabling imaging brightness of the plurality of imaging sub-areas to be within a preset brightness range.Type: ApplicationFiled: May 26, 2021Publication date: May 5, 2022Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jiyang SHAO, Yuxin BI, Zhanshan MA, Feng GAO, Feng ZI
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Patent number: 11321812Abstract: Disclosed are a display method, a display device, a virtual reality display device, a virtual reality device, and a storage medium. The display method includes: segmenting one frame of image into at least one image region; determining grayscale information of the image region; determining a resolution compression ratio of the image region according to the grayscale information of the image region, wherein a grayscale level of the image region is negatively correlated with the resolution compression ratio; and displaying an image in the image region according to the resolution compression ratio of each image region.Type: GrantFiled: November 12, 2019Date of Patent: May 3, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Bingxin Liu, Ziqiang Guo, Jian Sun, Feng Zi, Binhua Sun, Lin Lin, Yakun Wang, Jiyang Shao, Yadong Ding, Qingwen Fan
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Patent number: 11317054Abstract: A video processing method includes: receiving motion information of a display apparatus; determining, according to the motion information of the display apparatus and a motion threshold of the display apparatus, whether a motion state of the display apparatus affects the effect of the display apparatus using a frame rate up-conversion image processing method based on motion compensation to process a video that is to be displayed by the display apparatus; if yes, stopping using the frame rate up-conversion image processing method based on motion compensation to process the video that is to be displayed by the display apparatus; if no, continuing to use the frame rate up-conversion image processing method based on motion compensation to process the video that is to be displayed by the display apparatus.Type: GrantFiled: December 23, 2019Date of Patent: April 26, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yakun Wang, Lin Lin, Jian Sun, Jiyang Shao, Ziqiang Guo, Feng Zi, Binhua Sun, Bingxin Liu, Yadong Ding
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Publication number: 20220078397Abstract: Provided is a method of calibrating a stereoscopic display device. The device includes a motor and a display panel, and the display panel is driven by the motor to rotate to realize a stereoscopic display. The method includes acquiring a control strategy of the motor and display parameters of the display panel matching the control strategy, wherein the control strategy indicates that each time the motor runs for a preset period of time, the motor is restarted; controlling the motor to run according to the control strategy, to calibrate the motor by restarting; and driving the display panel to display according to the display parameters in the rotation process of the motor.Type: ApplicationFiled: September 1, 2021Publication date: March 10, 2022Inventors: Jiyang SHAO, Yuxin BI, Feng ZI, Bingxin LIU, Binhua SUN
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Patent number: 11263803Abstract: The present disclosure provides a method, apparatus and device for rendering virtual reality scenes. The method includes: obtaining a virtual reality scene and determining whether the virtual reality scene is in a rendering idle state; if the virtual reality scene is in the rendering idle state, performing image rendering on the virtual reality scene to generate a display image and store a correspondence between the display image and a display area; and obtaining a target area to be displayed of the virtual reality scene, calling a target display image corresponding to the target area according to the correspondence and displaying the target display image.Type: GrantFiled: December 12, 2019Date of Patent: March 1, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.Inventors: Yadong Ding, Jian Sun, Ziqiang Guo, Lin Lin, Feng Zi, Bingxin Liu, Jiyang Shao, Yakun Wang, Binhua Sun
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Patent number: 11238819Abstract: The present application discloses display apparatus for displaying image based on time-divisional data. The display apparatus includes a data processor including at least a first shift register and a data buffer, and configured to store a first matrix of data corresponding to the frame of image data to the data buffer at time t0, to shift the first matrix of data by m columns by the first shift register to obtain a second matrix of data stored to the data buffer at time t1. The display apparatus further includes an interface connector configured to output the first matrix of data in period T0 and the second matrix of data in period T1 in a same order same as the fixed sequential order respectively over the at least two time-divisional periods T0 and T1 of a unit-time through a driver circuit to a display panel for displaying one frame of image.Type: GrantFiled: March 4, 2019Date of Patent: February 1, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.Inventors: Bingxin Liu, Jian Sun, Ziqiang Guo, Lin Lin, Yadong Ding, Binhua Sun, Jiyang Shao, Feng Zi, Yakun Wang, Ke Li
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Patent number: 11222607Abstract: A display driving method of a display device, a driving device and the display device are provided. The display device includes a display panel and a backlight unit. The display driving method includes: sending image information of a display image to the display panel; acquiring a scanning parameter of the display image from the image information; acquiring a driving parameter of a plurality of rows of backlight blocks based on the scanning parameter of the display image, and driving the plurality of rows of backlight blocks based on the driving parameter.Type: GrantFiled: March 29, 2019Date of Patent: January 11, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Binhua Sun, Yakun Wang, Ziqiang Guo, Jian Sun, Wenyu Li, Feng Zi, Bingxin Liu, Yadong Ding, Jiyang Shao, Lin Lin
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Publication number: 20210400253Abstract: The present disclosure provides a device for stereoscopic displaying and a method for controlling the same. The device for stereoscopic displaying comprises: a rotary shaft and at least one display assembly. The display assembly is fixed to the rotary shaft, the display assembly comprises at least three display surfaces, and at least one of the display surfaces is arranged opposite to the rotary shaft in a radial direction of the rotary shaft.Type: ApplicationFiled: July 23, 2020Publication date: December 23, 2021Inventors: Binhua Sun, Ziqiang Guo, Yakun Wang, Jiyang Shao, Feng Zi, Lin Lin, Yadong Ding, Bingxin Liu
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Patent number: 11205392Abstract: The present disclosure provides a blacklight and a display device. The blacklight of the present disclosure includes a backlight driving circuit, which includes a plurality of first signal lines and a plurality of second signal lines, a plurality of light string regions are defined by arranging the plurality of first signal lines and the plurality of second signal lines to cross each other, and a part of the plurality of light string regions are configured to be provided with light emitting diode (LED) light strings; the first terminals of LED light strings in a same row are coupled to a same first signal line, and the second terminals of LED light strings in a same column are coupled to a same second signal line.Type: GrantFiled: December 23, 2019Date of Patent: December 21, 2021Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Binhua Sun, Ziqiang Guo, Jian Sun, Feng Zi, Yakun Wang
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Patent number: 11189237Abstract: 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.Type: GrantFiled: April 4, 2019Date of Patent: November 30, 2021Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Feng Pan, Hao Zhang, Lili Chen, Jian Sun, Yakun Wang, Yuanyuan Du, Jinghua Miao, Yu Lei, Xinjian Liu, Ziqiang Guo, Bin Zhao, Ruifeng Qin, Feng Zi
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Publication number: 20210366133Abstract: The disclosure relates to a method of image frame prediction in a display apparatus. The method may comprises performing inter-frame motion vector calculation on every two adjacent source frames to obtain a plurality of frame motion vectors, wherein the source frames are rendered frames: performing inter-frame motion vector prediction based on at least two adjacent frame motion vectors of the plurality of frame motion vectors to obtain a frame motion vector prediction value; and processing a source frame closest to the frame motion vector prediction value based on the frame motion vector prediction value to obtain a predicted frame. The source frame closest to the frame motion vector prediction value may be the last source frame used in obtaining the frame motion vector prediction value.Type: ApplicationFiled: June 27, 2019Publication date: November 25, 2021Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jiyang Shao, Yuxin Bi, Jian Sun, Hao Zhang, Feng Zi
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Patent number: 11176895Abstract: A backlight source of a backlight module of a display device is divided into N*M regions. A backlight driving device includes: an MCU configured to acquire backlight data about the N*M regions corresponding to a current display image of the display device and transmit the backlight data about the N*M regions to a backlight source driving circuitry in a one-tone manner; and the backlight source driving circuitry including M PWM outputs and N registers corresponding to each PWM output. The N*M registers of the backlight source driving circuitry correspond to the N*M regions respectively. The backlight source driving circuitry is configured to receive backlight data about the N*M regions from the MCU, and write the backlight data about each region into a corresponding register, so as to control luminance of the corresponding region in accordance with the backlight data.Type: GrantFiled: August 21, 2019Date of Patent: November 16, 2021Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Binhua Sun, Jian Sun, Feng Zi, Feng Pan, Yakun Wang, Ziqiang Guo, Hao Zhang, Lili Chen, Lin Lin, Zhen Tang, Yadong Ding, Bingxin Liu
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Publication number: 20210333879Abstract: 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.Type: ApplicationFiled: November 20, 2018Publication date: October 28, 2021Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ziqiang GUO, Jian SUN, Xinjian LIU, Yakun WANG, Lin LIN, Zhen TANG, Yu LEI, Minglei CHU, Jiankang SUN, Jinghua MIAO, Guixin YAN, Feng ZI
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Patent number: 11132961Abstract: A backlight driving circuit of driving a backlight source, the backlight source comprising a plurality of LEDs arranged in an array, the backlight driving circuit comprising: a power source sub-circuit and a switch control sub-circuit, wherein the power source sub-circuit is electrically connected to the plurality of LEDs respectively through the switch control sub-circuit; and the switch control sub-circuit is configured to determine a to-be-turned-on LED and a to-be-turned-off LED according to color information of an image to be displayed, and control each of the LEDs to be turned on or off by controlling a connection state between each of the LEDs and the power source sub-circuit separately according to the determined to-be-turned-on LED and the determined to-be-turned-off LED. A backlight driving method, a backlight driving device and a computer-readable storage medium are further provided.Type: GrantFiled: May 16, 2019Date of Patent: September 28, 2021Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Feng Zi, Jian Sun, Ziqiang Guo, Xinjian Liu, Feng Pan, Yakun Wang, Jiyang Shao, Binhua Sun, Hao Zhang, Lili Chen
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Patent number: 11109462Abstract: A backlight, a control method of the backlight, and a display device are provided. The backlight includes a plurality of light-emitting modules arranged in an array. Each of the light-emitting modules includes a light-emitting unit and a control circuit. The control circuit includes n branches, a controller, and a current module. Each branch of the n branches is connected in series with the light-emitting unit and the current module. Each branch is provided with a switch, and the controller is separately connected to the switch on each branch.Type: GrantFiled: May 13, 2019Date of Patent: August 31, 2021Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Feng Zi, Jian Sun, Ziqiang Guo, Jiyang Shao, Xinjian Liu, Feng Pan, Yakun Wang, Binhua Sun, Hao Zhang, Lili Chen
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Publication number: 20210256903Abstract: A display-driving apparatus for driving a display panel having at least two display areas is provided. The apparatus includes a storage device configured to receive and store a group of source data signals corresponding to a frame of image. The apparatus further includes a demultiplexer configured to split the group of source data signals into at least two sub-groups of data signals. Additionally, the apparatus includes a converter configured to convert a signal format of a respective one of the at least two sub-groups of data signals to a displayable format corresponding to the display panel. Furthermore, the apparatus includes a controller configured to transfer the at least two sub-groups of data signals in the displayable format to respective at least two display areas of the display panel to display a frame of image.Type: ApplicationFiled: October 22, 2019Publication date: August 19, 2021Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.Inventors: Jiyang Shao, Yuxin Bi, Jian Sun, Hao Zhang, Feng Zi, Bingxin Liu, Yadong Ding
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Publication number: 20210250544Abstract: A video processing method includes: receiving motion information of a display apparatus; determining, according to the motion information of the display apparatus and a motion threshold of the display apparatus, whether a motion state of the display apparatus affects the effect of the display apparatus using a frame rate up-conversion image processing method based on motion compensation to process a video that is to be displayed by the display apparatus; if yes, stopping using the frame rate up-conversion processing method based on motion compensation to process the video that is to be displayed by the display apparatus; if no, continuing to use the frame rate up-conversion processing method based on motion compensation to process the video that is to be displayed by the display apparatus.Type: ApplicationFiled: December 23, 2019Publication date: August 12, 2021Inventors: Yakun WANG, Lin LIN, Jian SUN, Jiyang SHAO, Ziqiang GUO, Feng ZI, Binhua SUN, Bingxin LIU, Yadong DING
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Publication number: 20210233478Abstract: A display driving method of a display device, a driving device and the display device are provided. The display device includes a display panel and a backlight unit. The display driving method includes: sending image information of a display image to the display panel; acquiring a scanning parameter of the display image from the image information; acquiring a driving parameter of a plurality of rows of backlight blocks based on the scanning parameter of the display image, and driving the plurality of rows of backlight blocks based on the driving parameter.Type: ApplicationFiled: March 29, 2019Publication date: July 29, 2021Inventors: Binhua SUN, Yakun WANG, Ziqiang GUO, Jian SUN, Wenyu LI, Feng ZI, Bingxin LIU, Yadong DING, Jiyang SHAO, Lin LIN
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Publication number: 20210233482Abstract: The present application discloses display apparatus for displaying image based on time-divisional data. The display apparatus includes a data processor including at least a first shift register and a data buffer, and configured to store a first matrix of data corresponding to the frame of image data to the data buffer at time t0, to shift the first matrix of data by m columns by the first shift register to obtain a second matrix of data stored to the data buffer at time t1. The display apparatus further includes an interface connector configured to output the first matrix of data in period T0 and the second matrix of data in period T1 in a same order same as the fixed sequential order respectively over the at least two time-divisional periods T0 and T1 of a unit-time through a driver circuit to a display panel for displaying one frame of image.Type: ApplicationFiled: March 4, 2019Publication date: July 29, 2021Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.Inventors: Bingxin Liu, Jian Sun, Ziqiang Guo, Lin Lin, Yadong Ding, Binhua Sun, Jiyang Shao, Feng Zi, Yakun Wang, Ke Li