Patents by Inventor Huizhong ZHU
Huizhong ZHU 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: 11686993Abstract: The present disclosure provides a liquid crystal phase shifter array, a driving method thereof, and a laser scanner. The liquid crystal phase shifter array includes a plurality of liquid crystal phase shifter units arranged in array, a first substrate and a second substrate disposed opposite to each other, a liquid crystal layer provided between the first substrate and the second substrate, a first electrode provided on the first substrate, and a second electrode provided on the second substrate. Each liquid crystal phase shifter unit includes a first optical waveguide provided on a side of the first substrate proximal to the liquid crystal layer and arranged to be in direct contact with the liquid crystal layer.Type: GrantFiled: January 16, 2019Date of Patent: June 27, 2023Assignee: BEIJING SMART-AERO DISPLAY TECHNOLOGY CO., LTD.Inventors: Jingming Wang, Huizhong Zhu
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Patent number: 11460937Abstract: A display panel and a display device are provided in embodiments of the disclosure, including: a first substrate, on a display side of the display panel; and a second substrate opposite to the first substrate; and a first transparent conductive pattern is provided on a side surface of the first substrate facing towards the second substrate, and is arranged to be electrically connected to a ground point.Type: GrantFiled: February 2, 2019Date of Patent: October 4, 2022Assignee: BEIJING SMART-AERO DISPLAY TECHNOLOGY CO., LTD.Inventor: Huizhong Zhu
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Patent number: 11348517Abstract: The present disclosure relates to the field of display technology, and more particularly, to a pixel circuit, a driving method thereof, and a display device. The pixel circuit may comprise a first switch element, a driving transistor, a storage capacitor, a second switch element, and a photosensitive element.Type: GrantFiled: January 18, 2019Date of Patent: May 31, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Wei Liu, Changfeng Li, Pengpeng Wang, Huizhong Zhu
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Publication number: 20220011894Abstract: A display panel and a display device are provided in embodiments of the disclosure, including: a first substrate, on a display side; and a second substrate opposite to the first substrate; and a first transparent conductive pattern is provided on a side of the first substrate facing towards the second substrate, and is arranged to be electrically connected to a ground point.Type: ApplicationFiled: February 2, 2019Publication date: January 13, 2022Inventor: Huizhong Zhu
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Publication number: 20210335239Abstract: The present disclosure relates to the field of display technology, and more particularly, to a pixel circuit, a driving method thereof, and a display device. The pixel circuit may comprise a first switch element, a driving transistor, a storage capacitor, a second switch element, and a photosensitive element.Type: ApplicationFiled: January 18, 2019Publication date: October 28, 2021Inventors: Xiaoliang DING, Xue DONG, Haisheng WANG, Yingming LIU, Wei LIU, Changfeng LI, Pengpeng WANG, Huizhong ZHU
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Patent number: 11132808Abstract: An OLED display structure, an OLED display device, and a spatial point positioning system and a method thereof are provided. The OLED display structure includes a light emitting layer which has a plurality of pixels, and infrared sub-pixels arranged between adjacent pixels.Type: GrantFiled: September 21, 2018Date of Patent: September 28, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Pengpeng Wang, Wei Liu, Huizhong Zhu
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Publication number: 20210206062Abstract: A device for manufacturing a slice of a 3D printed model, a 3D printing apparatus and method, and a 3D printed model are provided. The device for manufacturing a slice of a 3D printed model includes: a driving component, including a plurality of driving units, each of the plurality of driving units being configured to form an electric field, the driving component being configured to drive a liquid 3D printing material located on a surface of the driving component to flow under control of the electric field to form a pattern to be printed; and a curing component, provided opposite to the driving component, and configured to provide light that cures the pattern to be printed into a slice.Type: ApplicationFiled: August 19, 2019Publication date: July 8, 2021Inventors: Huizhong ZHU, Xin ZHOU
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Patent number: 10884165Abstract: A display device and a method for manufacturing the same. The display device includes a display panel, a first anti-glare layer and a second anti-glare layer, the first anti-glare layer being located on a light-emitting side of the display panel, and the second anti-glare layer being located on a side of the first anti-glare layer away from the display panel. In the display device, by providing two kinds of anti-glare layers, the sparkling phenomenon of the display device is improved, thereby improving the anti-glare effect of the display device.Type: GrantFiled: November 14, 2018Date of Patent: January 5, 2021Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE SPECIAL DISPLAY TECHNOLOGY CO., LTD.Inventor: Huizhong Zhu
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Patent number: 10789896Abstract: A method for adjusting a backlight and a device for adjusting a backlight are provided. A parameter may be set as one of detectable physical quantities of the backlight. The physical quantity, for example, may be a current through a light emitting device, brightness of the light emitting device, or the like. An average value of the parameter is obtained according to values of the parameter which are detected in real time. When the average value is beyond a preset parameter range, a value of the voltage which is input to the light emitting device is adjusted, so that the current through the light emitting device is adjusted, and brightness of the backlight is adjusted. Thereby, brightness of the backlight can be adjusted in different ways, so that brightness of the backlight can be stable in different environments.Type: GrantFiled: June 26, 2018Date of Patent: September 29, 2020Assignees: BEIJING BOE SPECIAL DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Junguo Liu, Wenze Yao, Shenglin Sun, Huizhong Zhu
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Patent number: 10754193Abstract: A display substrate, a display panel, and a display device are provided. The display substrate includes a substrate body capable of transmitting light and a cover layer arranged on the substrate body to form a predetermined pattern, a plurality of pixel unit spaces are in the predetermined pattern. Light incident from a side of the substrate body to the cover layer is concentrated inside the cover layer and transmitted, and passes through the cover layer in a first direction, an angle between the first direction and a preset plane is less than a preset angle, the preset plane is parallel to the substrate body, the preset angle is less than 90 degrees.Type: GrantFiled: August 2, 2018Date of Patent: August 25, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE SPECIAL DISPLAY TECHNOLOGY CO., LTD.Inventor: Huizhong Zhu
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Publication number: 20200221547Abstract: A low-power transparent electro-thermal film device is provided. The device includes a transparent substrate, a transparent conductor layer disposed at least one side of the transparent substrate, and a plurality of inner electrodes disposed on the transparent conductor layer and including a first plurality of inner electrodes extending in a comb shape from a first electrode bus bar and a second plurality of inner electrodes extending in the comb shape from a second electrode bus bar. The first plurality of inner electrodes inter-lock with the second plurality of inner electrodes.Type: ApplicationFiled: March 16, 2020Publication date: July 9, 2020Inventors: Guanping FENG, Huabing TAN, Haibin LIU, Huizhong ZHU
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Patent number: 10631372Abstract: A low-power transparent electro-thermal film device is provided. The device includes a transparent substrate, a transparent conductor layer disposed at least one side of the transparent substrate, and a plurality of inner electrodes disposed on the transparent conductor layer and including a first plurality of inner electrodes extending in a comb shape from a first electrode bus bar and a second plurality of inner electrodes extending in the comb shape from a second electrode bus bar. The first plurality of inner electrodes inter-lock with the second plurality of inner electrodes.Type: GrantFiled: February 3, 2016Date of Patent: April 21, 2020Assignees: Wuxi Graphene Film Co., Ltd.Inventors: Guanping Feng, Huabing Tan, Haibin Liu, Huizhong Zhu
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Patent number: 10490145Abstract: The present application discloses a method for displaying image using a display panel. The method includes receiving a frame of image data, which is divided into a first portion and a second portion based on that each sub-pixel in the first portion has an initial grayscale value smaller than that of each subpixel in the second portion. The method includes converting the frame of image data into N frames of image data. Each sub-pixel in the first portion is provided with a first grayscale value in K of the N frames and a second grayscale value in N-K of the N frames, and each sub-pixel in the second portion is retained with its initial grayscale value. N is no smaller than 2 and K varies from 1 to N?1. The method includes displaying each of the N frames of images respectively based on the N frames of image data according to a frame refreshing frequency.Type: GrantFiled: June 2, 2017Date of Patent: November 26, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., Beijing BOE Special Display Technology Co., Ltd.Inventors: Huizhong Zhu, Junguo Liu, Shenglin Sun
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Publication number: 20190302328Abstract: The present disclosure provides a display device and a method for manufacturing the same. The display device comprises a display panel, a first anti-glare layer and a second anti-glare layer, the first anti-glare layer being located on a light-emitting side of the display panel, and the second anti-glare layer being located on a side of the first anti-glare layer away from the display panel. In the display device according to the present disclosure, by providing two kinds of anti-glare layers, the sparkling phenomenon of the display device is improved, thereby improving the anti-glare effect of the display device.Type: ApplicationFiled: November 14, 2018Publication date: October 3, 2019Inventor: Huizhong ZHU
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Publication number: 20190285965Abstract: The present disclosure provides a liquid crystal phase shifter array, a driving method thereof, and a laser scanner. The liquid crystal phase shifter array includes a plurality of liquid crystal phase shifter units arranged in array, a first substrate and a second substrate disposed opposite to each other, a liquid crystal layer provided between the first substrate and the second substrate, a first electrode provided on the first substrate, and a second electrode provided on the second substrate. Each liquid crystal phase shifter unit includes a first optical waveguide provided on a side of the first substrate proximal to the liquid crystal layer and arranged to be in direct contact with the liquid crystal layer.Type: ApplicationFiled: January 16, 2019Publication date: September 19, 2019Inventors: Jingming WANG, Huizhong ZHU
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Publication number: 20190197969Abstract: A method for adjusting a backlight and a device for adjusting a backlight are provided. A parameter may be set as one of detectable physical quantities of the backlight. The physical quantity, for example, may be a current through a light emitting device, brightness of the light emitting device, or the like. An average value of the parameter is obtained according to values of the parameter which are detected in real time. When the average value is beyond a preset parameter range, a value of the voltage which is input to the light emitting device is adjusted, so that the current through the light emitting device is adjusted, and brightness of the backlight is adjusted. Thereby, brightness of the backlight can be adjusted in different ways, so that brightness of the backlight can be stable in different environments.Type: ApplicationFiled: June 26, 2018Publication date: June 27, 2019Inventors: Junguo LIU, Wenze YAO, Shenglin SUN, Huizhong ZHU
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Publication number: 20190171065Abstract: A display substrate, a display panel, and a display device are provided. The display substrate includes a substrate body capable of transmitting light and a cover layer arranged on the substrate body to form a predetermined pattern, a plurality of pixel unit spaces are in the predetermined pattern. Light incident from a side of the substrate body to the cover layer is concentrated inside the cover layer and transmitted, and passes through the cover layer in a first direction, an angle between the first direction and a preset plane is less than a preset angle, the preset plane is parallel to the substrate body, the preset angle is less than 90 degrees.Type: ApplicationFiled: August 2, 2018Publication date: June 6, 2019Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE SPECIAL DISPLAY TECHNOLOGY CO., LTD.Inventor: Huizhong Zhu
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Publication number: 20190130853Abstract: The present application discloses a method for displaying image using a display panel. The method includes receiving a frame of image data, which is divided into a first portion and a second portion based on that each sub-pixel in the first portion has an initial grayscale value smaller than that of each subpixel in the second portion. The method includes converting the frame of image data into N frames of image data. Each sub-pixel in the first portion is provided with a first grayscale value in K of the N frames and a second grayscale value in N?K of the N frames, and each sub-pixel in the second portion is retained with its initial grayscale value. N is no smaller than 2 and K varies from 1 to N?1. The method includes displaying each of the N frames of images respectively based on the N frames of image data according to a frame refreshing frequency.Type: ApplicationFiled: June 2, 2017Publication date: May 2, 2019Applicants: BOE TECHNOLOGY GROUP CO., LTD., Beijing BOE Special Display Technology Co., Ltd.Inventors: Huizhong Zhu, Junguo Liu, Shenglin Sun
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Publication number: 20190126604Abstract: A substrate lamination method and a substrate lamination device are provided. The substrate lamination method is applied to laminate a first to-be-laminated substrate onto a second to-be-laminated substrate in a full lamination mode. A lamination surface of the first to-be-laminated substrate includes a plurality of first regions, and a lamination surface of the second to-be-laminated substrate includes a plurality of second regions each corresponding to a respective one of the first regions. The substrate lamination method includes: acquiring warpage of each of the first regions and warpage of the second region corresponding to the first region; and calculating an amount of adhesive to be filled between each of the first regions and the second region corresponding to the first region in accordance with the warpage of the first region, the warpage of the second region and a predetermined thickness of the adhesive.Type: ApplicationFiled: July 25, 2018Publication date: May 2, 2019Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE SPECIAL DISPLAY TECHNOLOGY CO., LTD.Inventor: Huizhong Zhu
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Patent number: 10255475Abstract: The present disclosure provides an optical fingerprint/palmprint identification device, and a touch display panel and a display apparatus which includes the optical fingerprint/palmprint identification device, which enables easy determination of relative positions of ridges and valleys of a fingerprint/palmprint. The optical fingerprint/palmprint identification device includes: a photosensitive sensor configured for acquiring an optical signal indicative of fingerprint/palmprint information, and converting the acquired optical signal into a current; a storage capacitor configured as a separate capacitor in the optical fingerprint/palmprint identification device and electrically connected to the photosensitive sensor so as to receive and store the current from the photosensitive sensor during scanning a fingerprint/palmprint; and a switch transistor electrically connected to the storage capacitor so as to output the current stored in the storage capacitor during reading out a current.Type: GrantFiled: July 25, 2016Date of Patent: April 9, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yingming Liu, Xue Dong, Xiaochuan Chen, Haisheng Wang, Xiaoliang Ding, Shengji Yang, Weijie Zhao, Lei Wang, Changfeng Li, Wei Liu, Liguang Deng, Huizhong Zhu