Patents by Inventor Wanzhi CHEN
Wanzhi 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: 12156418Abstract: A display substrate and a manufacturing method therefor, and a display device. The display substrate comprises: a substrate, the substrate comprising a blind hole area; a buffer layer covering one side of the substrate; an organic film layer provided on the surface of the buffer layer away from the substrate and having a first opening in the blind hole area; a passivation layer provided on the side of the organic film layer away from the substrate and having a second opening in the blind hole area; and a transparent electrode layer covering the passivation layer and the buffer layer in the second opening.Type: GrantFiled: May 19, 2021Date of Patent: November 26, 2024Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Hong Liu, Jingyi Xu, Yongqiang Zhang, Peng Liu, Peirong Huo, Wanzhi Chen, Xiaochun Xu, Jiantao Liu, Bo Li
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Patent number: 12148401Abstract: A display substrate includes a base substrate, a plurality of photosensitive transistor units, a plurality of photosensitive ESD protection units, and at least one common signal line. The base substrate includes a display region, a peripheral region located at a periphery of the display region, and a binding region located at a side of the display region. The plurality of photosensitive transistor units, the plurality of photosensitive ESD protection units and the at least one common signal line are located in the peripheral region. The plurality of photosensitive transistor units is connected with binding pins in the binding region through a plurality of signal lines. At least one photosensitive ESD protection unit is connected with, and located between, at least one signal line and the common signal line.Type: GrantFiled: June 23, 2021Date of Patent: November 19, 2024Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Zhengri Lin, Wenchao Han, Xinle Wang, Yifan Song, Wanzhi Chen, Jing Liu, Wei Sun, Rui Liu, Xin Duan, Zhaohui Meng, Mingming Wang, Lianghao Zhang, Jiantao Liu
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Publication number: 20240363814Abstract: A display device includes a display panel and a light-emission board which includes a base substrate and light-emission units, and a maximum size of the light-emission unit in a direction parallel to the base substrate is not greater than 3 mm; connecting lines of centers of four immediately adjacent light-emission units define a quadrangle; a connecting line of centers of two light-emission units that define the quadrangle and have a largest distance therebetween passes through two first points in edges, close to each other, of the two light-emission units; a distance between the two first points is a first distance D1; an included angle between an outermost light ray of light rays emitted by the light-emission unit and a plane parallel to the base substrate is ?; and a minimum distance between surfaces, close to each other, of the display panel and the base substrate is not less than D1*tan?/2.Type: ApplicationFiled: March 3, 2022Publication date: October 31, 2024Inventors: Qi QI, Jian XU, Wanzhi CHEN, Xinxin ZHAO
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Publication number: 20240355834Abstract: A display substrate, a display panel, and a display apparatus. The display substrate includes a base substrate; a gate line extending in a first direction on the base substrate; and a transistor located on the base substrate, where the transistor includes a gate electrode and a first electrode that is located at a side of a layer where the gate electrode is located away from the base substrate, part of the gate line is used as the gate electrode, an orthogonal projection of the gate electrode on the base substrate in a second direction is located within an orthogonal projection of the first electrode on the base substrate in the second direction, and the second direction intersects with the first direction.Type: ApplicationFiled: July 28, 2022Publication date: October 24, 2024Inventors: Bo HUANG, Jianyun XIE, Jingyi XU, Hong LIU, Yongqiang ZHANG, Shuai HAN, Zhenhong XIAO, Pengyu ZHAO, Hao WANG, Wanzhi CHEN
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Patent number: 12111554Abstract: The present disclosure provides a display substrate and a display panel, and belongs to the field of display technology. The present display substrate includes a display region and a peripheral region surrounding the display region; the display substrate includes: a base substrate; a plurality of insulating layers sequentially arranged along a direction away from the base substrate; wherein each of the plurality of insulating layers is located in the display region and the peripheral region; one or more protrusion structures arranged between at least two adjacent ones of the plurality of insulating layers and in the peripheral region.Type: GrantFiled: August 18, 2021Date of Patent: October 8, 2024Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hong Liu, Jingyi Xu, Xiaochun Xu, Jiantao Liu, Wanzhi Chen, Chengfu Xu, Bo Li, Yongqiang Zhang, Peng Liu, Ruirui Hao, Yu Feng, Xinguo Wu
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Publication number: 20240304155Abstract: Disclosed are a brightness control apparatus and method, and a display apparatus. The brightness control apparatus includes an optical detection circuit and an integrated circuit chip connected with the optical detection circuit. The optical detection circuit includes at least one transistor, configured to detect a light intensity of light to be detected corresponding to an environment where a display panel is located, and generate an electrical signal corresponding to the light intensity of the light to be detected.Type: ApplicationFiled: May 28, 2021Publication date: September 12, 2024Inventors: Xinle WANG, Wenchao HAN, Yifan SONG, Zhaohui MENG, Lianghao ZHANG, Yilin FENG, Zhengri LIN, Mingming WANG, Wei SUN, Rui LIU, Xin DUAN, Jing LIU, Wanzhi CHEN
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Publication number: 20240282263Abstract: A pixel driving circuit includes a data writing circuit, a light-emitting control circuit, a switching circuit and a light-emitting diode chip. The data writing circuit is electrically connected to a first scanning signal terminal, a data signal terminal and a first node. The light-emitting control circuit is configured to transmit a first voltage signal received at the first voltage signal terminal to a second node. The switching circuit includes switching transistors. The light-emitting diode chip is electrically connected to the second node. The light-emitting diode chip includes light-emitting portions. The light-emitting diode chip is configured to drive the light-emitting portions to emit light in different periods of time respectively or drive at least two light-emitting portions to emit light in a same period of time. At least part of the light-emitting portions are sequentially connected in series through at least one switching transistor.Type: ApplicationFiled: April 30, 2024Publication date: August 22, 2024Inventors: Weixing LIU, Kuanjun PENG, Bin QIN, Xue DONG, Fangzhen ZHANG, Wanpeng TENG, Tieshi WANG, Wanzhi CHEN, Kai GUO, Chunfang ZHANG
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Publication number: 20240268788Abstract: Disclosed are an ultrasonic probe, an ultrasonic apparatus and a detection method. The ultrasonic probe includes: multiple transmitting transducers; multiple receiving transducers, each receiving transducer includes a receiving component and an ultrasonic control circuit electrically connected with the receiving component, and the multiple receiving components are distributed in an array; and multiple scanning signal lines and multiple readout signal lines, each of the scanning signal lines is located in a row gap between adjacent receiving components, each of the readout signal lines is located in a column gap between adjacent receiving components, multiple receiving components in the same row are electrically connected with the same scanning signal line by means of corresponding ultrasonic control circuits, and multiple receiving components in the same column are electrically connected with the same readout signal line by means of corresponding ultrasonic control circuits.Type: ApplicationFiled: April 25, 2024Publication date: August 15, 2024Inventors: Yonggang CAO, Xue DONG, Lei WANG, Yue GOU, Yuanyuan MA, Yue TONG, Yangbing LI, Yanling HAN, Wanzhi CHEN
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Publication number: 20240275397Abstract: Disclosed in embodiments of the present disclosure are an analog-to-digital conversion circuit, an integrated chip, a display device, and an analog-to-digital conversion method. A first conversion circuit converts an original analog signal to obtain a digital signal of a first bit width; a voltage division circuit performs voltage division on a first-level analog signal to obtain a second-level analog signal, the first-level analog signal being an original analog signal or a second-level analog signal obtained by a previous voltage division circuit adjacent to the voltage division circuit; a second conversion circuit converts the received second-level analog signal according to a preset algorithm to obtain a second digital signal of a second bit width; and a control calculation circuit obtains a target digital signal of a third bit width according to the first digital signal and the second digital signal.Type: ApplicationFiled: May 19, 2021Publication date: August 15, 2024Inventors: Yifan SONG, Xinle WANG, Wenchao HAN, Mingming WANG, Wanzhi CHEN, Jing LIU, Zhengri LIN
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Publication number: 20240272499Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes a plurality of pixel regions, and each pixel region corresponds to a pixel. Each pixel region includes sub-regions in at least two rows, the sub-regions in each row include at least two sub-regions, a part of the sub-regions in each pixel region correspond to the sub-pixels of the pixel, and at least one sub-region is an opaque region.Type: ApplicationFiled: April 28, 2022Publication date: August 15, 2024Applicants: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE Technology Group Co., Ltd.Inventors: Aiyu Ding, Jianyun Xie, Jingyi Xu, Yongqiang Zhang, Xize Chang, Wanzhi Chen
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Publication number: 20240258327Abstract: A transparent display panel includes: a substrate (100), and multiple repeating units (10) arranged in an array on the substrate. The non-transmissive region (A1) of the repeating unit includes: at least one pixel unit (P), N sets of first traces (11) extending in a first direction (X) and M sets of second traces (12) extending in a second direction (Y) electrically connected to the pixel unit. A set of first traces includes: multiple first signal lines (111) and at least one second signal line (112), an orthographic projection of at least one second signal line on substrate covers that of at least two first signal lines on substrate; or, a set of second traces includes: multiple third signal lines (121) and at least one fourth signal line (122), orthographic projection of at least one fourth signal line on substrate covers that of at least two third signal lines on substrate.Type: ApplicationFiled: June 29, 2022Publication date: August 1, 2024Inventors: Dongni LIU, Minghua XUAN, Zhenyu ZHANG, Haoliang ZHENG, Shunhang ZHANG, Wanzhi CHEN, Qi QI, Jing LIU
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Publication number: 20240234657Abstract: The present disclosure provides an array substrate, a backlight and a display device which both include the array substrate. The array substrate includes multiple light-emitting units arranged in M rows and N columns and multiple first signal lines. Multiple first signal lines are divided into N groups, and each group of first signal lines is electrically connected to a column of light-emitting units. Each group of first signal lines includes at least two first signal lines, for each column of light-emitting units, at least two consecutive rows of light-emitting units are electrically connected to one of the at least two first signal lines, and the remaining at least one row of light-emitting unit is electrically connected to the other one of the at least two first signal lines, M is a positive integer greater than or equal to 3, N is a positive integer greater than or equal to 1.Type: ApplicationFiled: June 25, 2021Publication date: July 11, 2024Inventors: Ming YANG, Xingce SHANG, Wei HAO, Zhenyu ZHANG, Fuqiang LI, Wanzhi CHEN
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Publication number: 20240222570Abstract: A light emitting substrate, a preparation method therefor, and a display device are provided. The light emitting substrate includes a base substrate, a die bonding structure, a light shielding structure and a light emitting chip disposed on the base substrate, wherein the light emitting chip is disposed at a side of the die bonding structure away from the base substrate, the light shielding structure is located at a peripheral side of the light emitting chip, the light emitting substrate further comprises a flux functional layer covering the side of the die bonding structure away from the base substrate, the light shielding structure comprises a shielding material layer and a partition structure, and the flux functional layer is blocked at the partition structure.Type: ApplicationFiled: November 30, 2021Publication date: July 4, 2024Inventors: Yanan NIU, Yan QU, Ming YANG, Jintao PENG, Bin QIN, Wanzhi CHEN
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Publication number: 20240212633Abstract: The present disclosure provides a brightness adjusting method and system for a display apparatus, and belongs to the algorithm field. In the brightness adjusting method for a display apparatus provided by the present disclosure, the display apparatus includes a photosensitive sampling circuit, and the photosensitive sampling circuit includes at least one photosensitive device. The method includes: acquiring a current first sampling signal of each of the at least one photosensitive device; determining a second sampling signal of the photosensitive device according to an initial sampling signal acquired in advance and the first sampling signal; and calibrating the second sampling signal according to a preset calibration algorithm to obtain an actual sampling signal.Type: ApplicationFiled: October 25, 2021Publication date: June 27, 2024Inventors: Wenchao HAN, Wei SUN, Xinle WANG, Yifan SONG, Jing LIU, Xue DONG, Wanzhi CHEN
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Patent number: 12008960Abstract: A pixel driving circuit includes a data writing circuit, a light-emitting control circuit and a light-emitting diode chip. The data writing circuit is electrically connected to a first scanning signal terminal, a data signal terminal and a first node. The light-emitting control circuit is electrically connected to the first node, an enable signal terminal, a first voltage signal terminal and a second node, and is configured to transmit a first voltage signal received at the first voltage signal terminal to the second node. The light-emitting diode chip is electrically connected to the second node and a second voltage signal terminal. The light-emitting diode chip includes a plurality of light-emitting portions. The light-emitting diode chip is configured to drive the plurality of light-emitting portions to emit light in different periods of time respectively or drive at least two light-emitting portions to emit light in a same period of time.Type: GrantFiled: November 22, 2021Date of Patent: June 11, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Weixing Liu, Kuanjun Peng, Bin Qin, Xue Dong, Fangzhen Zhang, Wanpeng Teng, Tieshi Wang, Wanzhi Chen, Kai Guo, Chunfang Zhang
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Publication number: 20240186454Abstract: A light-emitting device includes a first semiconductor layer, a light-emitting functional layer and a second semiconductor layer that are stacked. The first semiconductor layer includes a first semiconductor pattern and a second semiconductor pattern. The light-emitting functional layer includes a first light-emitting pattern and a second light-emitting pattern spaced apart. The second semiconductor layer includes a third semiconductor pattern and a fourth semiconductor pattern spaced apart. Orthographic projections of the first semiconductor pattern, the first light-emitting pattern and the third semiconductor pattern on a reference plane at least partially overlap to form a first light-emitting portion. Orthographic projections of the second semiconductor pattern, the second light-emitting pattern and the fourth semiconductor pattern on the reference plane at least partially overlap to form a second light-emitting portion.Type: ApplicationFiled: May 31, 2021Publication date: June 6, 2024Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Weixing LIU, Kuanjun PENG, Xiaolong LI, Wanpeng TENG, Bin QIN, Wanzhi CHEN, Fangzhen ZHANG, Chunfang ZHANG, Zhiqiang XU
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Publication number: 20240169947Abstract: A display substrate includes a base substrate, a plurality of photosensitive transistor units, a plurality of photosensitive ESD protection units, and at least one common signal line. The base substrate includes a display region, a peripheral region located at a periphery of the display region, and a binding region located at a side of the display region. The plurality of photosensitive transistor units, the plurality of photosensitive ESD protection units and the at least one common signal line are located in the peripheral region. The plurality of photosensitive transistor units is connected with binding pins in the binding region through a plurality of signal lines. At least one photosensitive ESD protection unit is connected with, and located between, at least one signal line and the common signal line.Type: ApplicationFiled: June 23, 2021Publication date: May 23, 2024Inventors: Zhengri LIN, Wenchao HAN, Xinle WANG, Yifan SONG, Wanzhi CHEN, Jing LIU, Wei SUN, Rui LIU, Xin DUAN, Zhaohui MENG, Mingming WANG, Lianghao ZHANG, Jiantao LIU
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Publication number: 20240153423Abstract: There is provided a detection circuit, a display panel and a detection method. The detection circuit includes: a conversion circuit configured to acquire a photoelectric sensing signal in real time and convert the acquired photoelectric sensing signal into a luminance value; a storage circuit configured to store N luminance values from the conversion circuit on a first input first output basis; a discrimination circuit connected to the storage circuit and configured to determine whether at least two of the N luminance values meet a preset condition; and an output circuit connected to the discrimination circuit and the storage circuit, and configured to output a preset default luminance value in response to the at least two luminance values meeting the preset condition and output at least one of the N luminance values in response to the at least two luminance values not meeting the preset condition.Type: ApplicationFiled: May 18, 2021Publication date: May 9, 2024Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Lianghao Zhang, Xinle Wang, Yifan Song, Wenchao Han, Zhaohui Meng, Wanzhi Chen, Jing Liu
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Publication number: 20240130187Abstract: The application provides a display substrate, a method for manufacturing the same, and a display device. The display substrate includes a display region and a binding region located at a periphery of the display region. The binding region is provided with a drive circuit pin and a flexible circuit board pin, and a connecting trace for connecting the drive circuit pin and the flexible circuit board pin. The connecting trace includes a first connecting line and a second connecting line connected in parallel, the first connecting line and the second connecting line are in different layers, the first connecting line is between an interlayer insulating layer and a base substrate of the display substrate, the first connecting line and the interlayer insulating layer are separated by a first insulating layer, and the second connecting line is on a side of the interlayer insulating layer away from the base substrate.Type: ApplicationFiled: January 28, 2022Publication date: April 18, 2024Applicants: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hong Liu, Jingyi Xu, Peng Liu, Yongqiang Zhang, Bo Huang, Guodong Wang, Wanzhi Chen
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Publication number: 20240096271Abstract: A light emitting substrate is provided. The light emitting substrate includes a plurality of light emitting controlling units arranged in M rows and N columns, M is an integer equal to or greater than one, N is an integer equal to or greater than one, wherein a respective one of the plurality of light emitting controlling units includes a plurality of light emitting elements arranged in J rows and I columns, J being an integer equal to or greater than one, I being an integer equal to or greater than one, a i-th column of the I columns of light emitting elements includes J rows of light emitting elements, 1?i?I; (M×J) number of first voltage signal lines; and (M×J) number of groups of second voltage signal lines.Type: ApplicationFiled: November 14, 2023Publication date: March 21, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Ming Yang, Qi Qi, Wanzhi Chen, Lubin Shi, Fuqiang Li, Fei Wang