Patents by Inventor YINWEI CHEN
YINWEI CHEN 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: 10782469Abstract: The present disclosure relates to a light guide plate and its fabricating method, as well as a backlight module. The light guide plate comprises a light-transmitting plate body provided with a plurality of light guide dots on a light-exiting surface thereof, and further provided with a plurality of dimming pits, wherein a plurality of light guide dots are provided around each of the dimming pits; an inner wall of each of the dimming pits sequentially includes multiple levels of dimming surfaces along a depth direction of the dimming pits, for reflecting light incident thereon to the light guide dots. The backlight module comprises the light guide plate provided in the above-described technical solution.Type: GrantFiled: April 30, 2019Date of Patent: September 22, 2020Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.Inventors: Yinwei Chen, Heling Zhu, Liang Xiao, Yezhou Tan
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Publication number: 20200264344Abstract: A display device is provided. The display device includes a display screen and an optical film structure arranged on a light exiting side of the display screen. The optical film structure includes a substrate layer and a first micro-lens array layer, where the substrate layer has a first surface and a second surface opposite to each other; the first micro-lens array layer is provided on at least one of the first surface and the second surface, and includes multiple micro-lenses arranged in sequence, each of the multiple micro-lenses has a size smaller than that of a sub-pixel, and edges of adjacent micro-lenses abut on each other.Type: ApplicationFiled: March 25, 2019Publication date: August 20, 2020Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yinwei Chen, Xuqing Feng, Zhenxing Luo, Liang Xiao, Guangquan Wang, Haiwei Sun, Fei Gao
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Patent number: 10690959Abstract: A display apparatus includes a display module and a camera module. The camera module is within a display area of the display module, and the camera module is over a side of the display module distal to a light-emitting surface of the display module. The display area of the display module includes a light-incident region positionally corresponding to a lens of the camera module, wherein the light-incident region is configured to allow lights from a side of the display apparatus proximal to the light-emitting surface of the display module to pass therethrough to thereby enter the lens of the camera module. The display apparatus further includes a backlight portion over a side of the display module distal to the light-emitting surface of the display module, and the camera module is arranged inside a mounting hole in the backlight portion.Type: GrantFiled: November 29, 2018Date of Patent: June 23, 2020Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jinpeng Li, Ming Zhai, Pei Li, Dan Li, Pengjun Cao, Zongying Shu, Yongqiang Jiang, Zhiyuan Wang, Zhiyong Chen, Yinwei Chen, Xiang Li, Guangquan Wang, Haiwei Sun, Enkai Dong
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Patent number: 10670916Abstract: The present disclosure relates to the field of display technology, and provides a light guiding film. The light guiding film includes a plurality of prism bodies arranged as an array. Each of the plurality of prism bodies has a first surface and a second surface oppositely disposed. The first surface is a light exiting surface. A space is disposed between two adjacent prism bodies. The prism body is configured to refract light incident into the space to form refracted light, such that the refracted light is totally reflected in the prism body to form total reflection light.Type: GrantFiled: January 8, 2019Date of Patent: June 2, 2020Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yinwei Chen, Liang Xiao, Yezhou Tan, Jie Cai
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Publication number: 20200064538Abstract: The present disclosure relates to a light guide plate and its fabricating method, as well as a backlight module. The light guide plate comprises a light-transmitting plate body provided with a plurality of light guide dots on a light-exiting surface thereof, and further provided with a plurality of dimming pits, wherein a plurality of light guide dots are provided around each of the dimming pits; an inner wall of each of the dimming pits sequentially includes multiple levels of dimming surfaces along a depth direction of the dimming pits, for reflecting light incident thereon to the light guide dots. The backlight module comprises the light guide plate provided in the above-described technical solution.Type: ApplicationFiled: April 30, 2019Publication date: February 27, 2020Inventors: Yinwei CHEN, Heling ZHU, Liang XIAO, Yezhou TAN
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Patent number: 10572010Abstract: The present disclosure relates to a virtual reality display device and an adaptive parallax adjustment method for the virtual reality display device, which belong to the display technical field. The adaptive parallax adjustment method includes: obtaining pupil distance information of a user; and adjusting a position of a to-be-displayed image on a display screen according to the pupil distance information.Type: GrantFiled: July 6, 2018Date of Patent: February 25, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yinwei Chen, Minglei Chu, Chenru Wang
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Publication number: 20190331960Abstract: A display apparatus includes a display module and a camera module. The camera module is within a display area of the display module, and the camera module is over a side of the display module distal to a light-emitting surface of the display module. The display area of the display module includes a light-incident region positionally corresponding to a lens of the camera module, wherein the light-incident region is configured to allow lights from a side of the display apparatus proximal to the light-emitting surface of the display module to pass therethrough to thereby enter the lens of the camera module. The display apparatus further includes a backlight portion over a side of the display module distal to the light-emitting surface of the display module, and the camera module is arranged inside a mounting hole in the backlight portion.Type: ApplicationFiled: November 29, 2018Publication date: October 31, 2019Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jinpeng LI, Ming ZHAI, Pei LI, Dan LI, Pengjun CAO, Zongying SHU, Yongqiang JIANG, Zhiyuan WANG, Zhiyong CHEN, Yinwei CHEN, Xiang LI, Guangquan WANG, Haiwei SUN, Enkai DONG
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Publication number: 20190324326Abstract: The present disclosure relates to the field of display technology, and provides a light guiding film. The light guiding film includes a plurality of prism bodies arranged as an array. Each of the plurality of prism bodies has a first surface and a second surface oppositely disposed. The first surface is a light exiting surface. A space is disposed between two adjacent prism bodies. The prism body is configured to refract light incident into the space to form refracted light, such that the refracted light is totally reflected in the prism body to form total reflection light.Type: ApplicationFiled: January 8, 2019Publication date: October 24, 2019Inventors: Yinwei Chen, Liang Xiao, Yezhou Tan, Jie Cai
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Publication number: 20190324318Abstract: A display apparatus includes a display panel configured to output light for displaying a mixed image including a first image and a second image, and a filter device disposed at a light exit side of the display panel and including a first filter lens and a second filter lens, orthographic projections of the first and second filter lenses on a light-emitting surface of the display panel do not overlap, and wavelength ranges of light that the first filter lens allows to transmit do not overlap with wavelength ranges of light that the second filter lens allows to transmit. Wavelength ranges of light for displaying the first image are within the wavelength ranges of the light that the first filter lens allows to transmit, and wavelength ranges of light for displaying the second image are within the wavelength ranges of the light that the second filter lens allows to transmit.Type: ApplicationFiled: April 3, 2019Publication date: October 24, 2019Inventors: Yali LIU, Chenru WANG, Hao ZHANG, Lili CHEN, Ruijun DONG, Xuebing ZHANG, Ke LI, Wenyu LI, Yinwei CHEN
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Publication number: 20190311181Abstract: Disclosed is face tracking method and device. The method includes: acquiring an initial facial image in a to-be-tracked picture; performing binarization processing on the initial facial image according to a standard range of color parameter and an actual value of the color parameter of each pixel in the initial facial image, to obtain a binarized facial image; acquiring a position of a preset organ in the binarized facial image; and acquiring a position of a final facial image according to the position of the preset organ and a position of the initial facial image.Type: ApplicationFiled: January 4, 2019Publication date: October 10, 2019Inventors: Minglei CHU, Hao ZHANG, Lili CHEN, Jian SUN, Ziqiang GUO, Guixin YAN, Jiankang SUN, Xi LI, Yinwei CHEN, Ruifeng QIN, Yuanjie LU
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Publication number: 20190121428Abstract: The present disclosure relates to a virtual reality display device and an adaptive parallax adjustment method for the virtual reality display device, which belong to the display technical field. The adaptive parallax adjustment method includes: obtaining pupil distance information of a user; and adjusting a position of a to-be-displayed image on a display screen according to the pupil distance information.Type: ApplicationFiled: July 6, 2018Publication date: April 25, 2019Inventors: Yinwei Chen, Minglei Chu, Chenru Wang
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Patent number: 9857600Abstract: A three-dimensional (3D) display system is provided for displaying a 3D image. The 3D display system includes a display panel having pixels arranged at a pixel spatial period and a lens grating disposed together with the display panel. The lens grating further includes a plurality of lens units arranged at a first period and a plurality of non-lens units arranged at a second period. The second period is greater than one-third of the first period and less than two-thirds of the first period, and the plurality of lens units and the plurality of non-lens units are arranged such that the lens grating has a different spatial period from the pixel spatial period to reduce Moire fringe effect between the lens grating and the pixels of the display panel.Type: GrantFiled: December 6, 2013Date of Patent: January 2, 2018Assignee: SUPERD CO. LTD.Inventors: Lei Song, Yinwei Chen, Zhang Ge, Ning Liu
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Patent number: 9772503Abstract: A three-dimensional (3D) display system is provided. The 3D display system includes a backlight plate, a display panel, a light-splitting device, and a polarization state controller. The display panel is configured to display a two-dimensional (2D) image in a 2D mode or to display a 3D image in a 3D mode. The light-splitting device is configured to an arrangement module configured to pass the 2D image in the 2D mode, and to separate the 3D image into a left image and a right image. Further, the polarization state controller is disposed between the display panel and the light-splitting device and is configured to rotate a polarization direction of light emitted from the display panel in the 2D mode, and to keep the polarization direction of the light emitted from the display panel in the 3D mode.Type: GrantFiled: July 29, 2013Date of Patent: September 26, 2017Assignee: SUPERD CO. LTD.Inventors: Yinwei Chen, Xiaoda Gong, Lei Song, Ning Liu, Zhang Ge
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Patent number: 9523858Abstract: A three-dimensional (3D) display system is provided. The 3D display system includes a display device and a switchable grating. The display device is configured to display a set of images with parallax for 3D display. The switchable grating comprises a plurality of switchable grating units, and each switchable grating unit has variable width and variable refractive index and has electric-signal-controllable optical parameters. The switchable grating is coupled with the display device, and configured to enable directional light transmission so as to separate lights of the set of images into predetermined viewing directions to effect the 3D display. Further, the switchable grating includes a first substrate having a plurality of first-type electrodes; a second substrate having at least one second-type electrode; and an optical material contained between the first substrate and the second substrate.Type: GrantFiled: October 14, 2014Date of Patent: December 20, 2016Assignee: SUPERD CO. LTD.Inventors: Lei Song, Yinwei Chen, Jing Zhang
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Patent number: 9041782Abstract: A multiple-viewer auto-stereoscopic display apparatus includes a display unit, an eye-tracking unit, a light transmission control unit, a light separation unit, and a synchronization control unit. The display unit is configured to display a view sequence of a plurality of view images of a 3D image in multiple viewing zones to one or more viewers. The light transmission control unit is configured to control light transmission to a particular viewing zone. The light separation unit is configured to separate the plurality of view images for the viewers to perceive 3D display. Further, the synchronization control unit is configured to synchronize refreshing of the display unit and the light transmission control unit, wherein a refreshing rate of the display unit equals to a refreshing rate of the light transmission control unit, and to dynamically adjust the view sequence based on the position information of the one or more viewers.Type: GrantFiled: April 29, 2013Date of Patent: May 26, 2015Assignee: SUPERD CO. LTD.Inventors: Lei Song, Yinwei Chen, Ning Liu, Zhang Ge
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Publication number: 20150029584Abstract: A three-dimensional (3D) display system is provided. The 3D display system includes a display device and a switchable grating. The display device is configured to display a set of images with parallax for 3D display. The switchable grating comprises a plurality of switchable grating units, and each switchable grating unit has variable width and variable refractive index and has electric-signal-controllable optical parameters. The switchable grating is coupled with the display device, and configured to enable directional light transmission so as to separate lights of the set of images into predetermined viewing directions to effect the 3D display. Further, the switchable grating includes a first substrate having a plurality of first-type electrodes; a second substrate having at least one second-type electrode; and an optical material contained between the first substrate and the second substrate.Type: ApplicationFiled: October 14, 2014Publication date: January 29, 2015Inventors: LEI SONG, YINWEI CHEN, JING ZHANG
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Publication number: 20140307068Abstract: A multiple-viewer auto-stereoscopic display apparatus includes a display unit, an eye-tracking unit, a light transmission control unit, a light separation unit, and a synchronization control unit. The display unit is configured to display a view sequence of a plurality of view images of a 3D image in multiple viewing zones to one or more viewers. The light transmission control unit is configured to control light transmission to a particular viewing zone. The light separation unit is configured to separate the plurality of view images for the viewers to perceive 3D display. Further, the synchronization control unit is configured to synchronize refreshing of the display unit and the light transmission control unit, wherein a refreshing rate of the display unit equals to a refreshing rate of the light transmission control unit, and to dynamically adjust the view sequence based on the position information of the one or more viewers.Type: ApplicationFiled: April 29, 2013Publication date: October 16, 2014Applicant: SuperD Co. Ltd.Inventors: LEI SONG, YINWEI CHEN, NING LIU, ZHANG GE
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Publication number: 20140160380Abstract: A three-dimensional (3D) display system is provided for displaying a 3D image. The 3D display system includes a display panel having pixels arranged at a pixel spatial period and a lens grating disposed together with the display panel. The lens grating further includes a plurality of lens units arranged at a first period and a plurality of non-lens units arranged at a second period. The second period is greater than one-third of the first period and less than two-thirds of the first period, and the plurality of lens units and the plurality of non-lens units are arranged such that the lens grating has a different spatial period from the pixel spatial period to reduce Moire fringe effect between the lens grating and the pixels of the display panel.Type: ApplicationFiled: December 6, 2013Publication date: June 12, 2014Applicant: SuperD Co. Ltd.Inventors: LEI SONG, YINWEI CHEN, ZHANG GE, NING LIU
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Publication number: 20140028933Abstract: A three-dimensional (3D) display system is provided. The 3D display system includes a backlight plate, a display panel, a light-splitting device, and a polarization state controller. The display panel is configured to display a two-dimensional (2D) image in a 2D mode or to display a 3D image in a 3D mode. The light-splitting device is configured to an arrangement module configured to pass the 2D image in the 2D mode, and to separate the 3D image into a left image and a right image. Further, the polarization state controller is disposed between the display panel and the light-splitting device and is configured to rotate a polarization direction of light emitted from the display panel in the 2D mode, and to keep the polarization direction of the light emitted from the display panel in the 3D mode.Type: ApplicationFiled: July 29, 2013Publication date: January 30, 2014Applicant: SuperD Co., Ltd.Inventors: YINWEI CHEN, XIAODA GONG, LEI SONG, NING LIU, ZHANG GE