Patents by Inventor Fangzhen Zhang
Fangzhen Zhang 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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Publication number: 20230013848Abstract: A display panel has a display region and a fan-out lead region, the fan-out lead region is located within the display region. The display panel comprises a base, a pixel circuit layer, a plurality of fan-out leads disposed between the base and the pixel circuit layer and located in the fan-out lead region, and an electrical field shielding pattern disposed between the pixel circuit layer and a film layer in which the plurality of fan-out leads are located. The pixel circuit layer includes a plurality of pixel circuits, at least one pixel circuit is located in the fan-out lead region. At least one fan-out lead is electrically connected to the pixel circuits. Orthographic projection of active layer patterns of transistors of the pixel circuit located in the fan-out lead region on the base are located within an orthographic projection of the electric field shielding pattern on the base.Type: ApplicationFiled: May 20, 2021Publication date: January 19, 2023Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lubin SHI, Wanpeng TENG, Liang CHEN, Bin QIN, Ke WANG, Jintao PENG, Fangzhen ZHANG, Kuanjun PENG
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Publication number: 20220364885Abstract: A piezoelectric sensor and a manufacturing method therefor, and a detection apparatus, which relate to the technical field of sensing. The piezoelectric sensor includes: an array substrate: a first capping layer located on the array substrate and including a first portion and a second portion, wherein the first portion covers the array substrate, a cavity is provided between the second portion and the array substrate, and the second portion is provided with a first opening: a first electrode located above the first capping layer and above the cavity, a piezoelectric thin film located on the first electrode, and a second electrode located on the piezoelectric thin film.Type: ApplicationFiled: May 12, 2021Publication date: November 17, 2022Inventors: Jing Niu, Tingting Zhou, Fangzhen Zhang, Jintao Peng
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Publication number: 20220354461Abstract: Embodiments of the present disclosure provide a flexible sensor, including a flexible substrate; a plurality of ultrasonic detectors, on the flexible substrate; and a plurality of detection circuits, respectively corresponding to the ultrasonic detectors; wherein each of the detection circuits is between the flexible substrate and the corresponding ultrasonic detector, and configured to drive the ultrasonic detector to emit an ultrasonic wave, and detect a detection signal output by the ultrasonic detector after receiving the ultrasonic wave; each of the ultrasonic detectors includes: a first electrode coupled to the corresponding detection circuit, a second electrode on a side of the first electrode away from the flexible substrate, and a piezoelectric induction layer between the first electrode and the second electrode; a plurality of holes are provided in a region other than a region where the detection circuits are located.Type: ApplicationFiled: September 28, 2020Publication date: November 10, 2022Inventors: Tingting ZHOU, Kuanjun PENG, Fangzhen ZHANG, Yanan NIU, Jintao PENG, Jing NIU, Shuang SUN, Lubin SHI, Jinyu REN
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Patent number: 11474633Abstract: The embodiments of the present application disclose a touch control display panel and a manufacturing method thereof, a touch control display screen and a spliced screen. The touch control display panel comprises: A substrate; A driving circuit layer, wherein the driving circuit layer comprises a driving line and a data line, a touch control row electrode and a touch control column electrode, the touch control row electrode is connected to at least one row auxiliary electrode via at least one first via hole, and each row of touch control row electrodes are connected to each other in series via the row auxiliary electrode; the touch control column electrode is connected to at least one column auxiliary electrode through at least one second via, and each column touch control column electrode is connected to each other in series through the column auxiliary electrode.Type: GrantFiled: September 30, 2021Date of Patent: October 18, 2022Assignee: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Lubin Shi, Fuqiang Li, Fangzhen Zhang, Wei Qin
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Publication number: 20220244805Abstract: The embodiments of the present application disclose a touch control display panel and a manufacturing method thereof, a touch control display screen and a spliced screen. The touch control display panel comprises: A substrate; A driving circuit layer, wherein the driving circuit layer comprises a driving line and a data line, a touch control row electrode and a touch control column electrode, the touch control row electrode is connected to at least one row auxiliary electrode via at least one first via hole, and each row of touch control row electrodes are connected to each other in series via the row auxiliary electrode; the touch control column electrode is connected to at least one column auxiliary electrode through at least one second via, and each column touch control column electrode is connected to each other in series through the column auxiliary electrode.Type: ApplicationFiled: September 30, 2021Publication date: August 4, 2022Inventors: Lubin SHI, Fuqiang LI, Fangzhen ZHANG, Wei QIN
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Publication number: 20220059728Abstract: A displaying base plate and a fabricating method thereof. The displaying base plate includes a substrate, and a first flat layer on one side of the substrate; a first metal layer on one side of the first flat layer that is further away from the substrate; a second flat layer on sides of the first metal layer and the first flat layer that are further away from the substrate; and a second metal layer on one side of the second flat layer that is further away from the substrate; wherein the first metal layer includes a first metal trace, an orthographic projection of the second metal layer on the substrate and an orthographic projection of the first metal trace on the substrate have an overlapping part, and an orthographic projection of the second flat layer on the substrate covers the orthographic projection of the first metal trace on the substrate.Type: ApplicationFiled: June 7, 2021Publication date: February 24, 2022Inventors: Lubin SHI, Bin QIN, Liang CHEN, Dongni LIU, Fangzhen ZHANG, Ke WANG
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Publication number: 20220028898Abstract: The present disclosure provides a driving substrate including: a flexible substrate base, a plurality of thin film transistors on the flexible substrate base and a first conductive pattern layer on a side of the thin film transistors distal to the flexible substrate base. The first conductive pattern layer includes: a plurality of first connection terminals in the display region and a plurality of signal supply lines in the bendable region. A first number of first connection terminals are electrically coupled to first electrodes of the plurality of thin film transistors. The plurality of signal supply lines are coupled to a second number of first connection terminals other than the first number of first connection terminals. At least one inorganic insulating layer including a hollowed-out pattern in the bendable region is between the first conductive pattern layer and the flexible substrate base.Type: ApplicationFiled: June 22, 2021Publication date: January 27, 2022Inventors: Xinhong LU, Fangzhen ZHANG, Guangcai YUAN, Zhanfeng CAO, Jiushi WANG, Ke WANG, Xiaoyan ZHU, Qi QI, Jingshang ZHOU, Zhaohui QIANG, Zhiwei LIANG
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Patent number: 11231595Abstract: A semi-transparent semi-retroreflective film and an air display device are provided. The air display device includes: a first polarizer and a second polarizer assembled with each other to form a cell; a semi-transparent semi-reflective structure and a semi-transparent semi-retroreflective film disposed between the first polarizer and the second polarizer; a first ¼ wave plate disposed at a side of the air display device adjacent to the first polarizer; and a second ¼ wave plate disposed between the semi-transparent semi-reflective structure and the semi-transparent semi-retroreflective film. The air display device is configured such that polarized light incident from the first polarizer, after being processed by an internal optical path of the air display device, exits from the second polarizer to form an air image at a side of the air display device away from the first polarizer.Type: GrantFiled: June 17, 2019Date of Patent: January 25, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTDInventors: Xiaolong Li, Wei Qin, Kuanjun Peng, Xueling Gao, Fangzhen Zhang, Jintao Peng, Jinqian Wang, Miaomiao Yang, Shuang Sun, Chunfang Zhang, Shengnan Li
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Publication number: 20210359272Abstract: The present application describes a display panel having a plurality of subpixels. Each of the plurality of subpixels has a light blocking region and a light transmissive region surrounding the light blocking region. Each of the plurality of subpixels in the light blocking region includes a first base substrate and a second base substrate facing each other; a first light emitting element and a first reflective block on a side of the first base substrate proximal to the second base substrate; and a second reflective block on a side of the second base substrate proximal to the first base substrate. The first reflective block and the second reflective block are configured to reflect light emitted from the first light emitting element to the light transmissive region thereby displaying an image.Type: ApplicationFiled: March 29, 2018Publication date: November 18, 2021Applicant: BOE Technology Group Co., Ltd.Inventors: Xiaolong Li, Fangzhen Zhang, Wei Qin, Kuanjun Peng
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Publication number: 20210334498Abstract: A display substrate includes a base substrate, and a plurality of light emitters and a plurality of light sensors over the base substrate. The light emitters and light sensors are configured to respectively emit lights towards, and sense lights reflected by, a pattern to be detected, such as a fingerprint. At least one light emitter includes a first electrode, a light-emitting layer, and a second electrode, sequentially over the base substrate. At least one light sensor includes a third electrode, a photosensitive layer, and a fourth electrode, sequentially over the base substrate. The first electrode and the third electrode are integral or the second electrode and the fourth electrode are integral. A method of using the display substrate to identify a pattern such as a fingerprint can be employed by a display panel containing the display substrate.Type: ApplicationFiled: November 15, 2018Publication date: October 28, 2021Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jing NIU, Chengchung YANG, Fangzhen ZHANG
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Patent number: 11122684Abstract: Embodiments of the present disclosure provide a display substrate, a display device, and a method for manufacturing a display substrate. The display substrate includes: a plurality of bearing parts for supporting display assemblies; and a connecting beam located between two bearing parts and connected to the two bearing parts. The connecting beam includes at least one stretchable portion with a hollow portion provided inside the stretchable portion, so that the stretchable portion is deformable in a first direction and a second direction, and the second direction is perpendicular to the first direction.Type: GrantFiled: March 5, 2020Date of Patent: September 14, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Bin Qin, Jintao Peng, Yanan Niu, Jinyu Ren, Fangzhen Zhang, Kuanjun Peng
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Publication number: 20210185803Abstract: Embodiments of the present disclosure provide a display substrate, a display device, and a method for manufacturing a display substrate. The display substrate includes: a plurality of bearing parts for supporting display assemblies; and a connecting beam located between two bearing parts and connected to the two bearing parts. The connecting beam includes at least one stretchable portion with a hollow portion provided inside the stretchable portion, so that the stretchable portion is deformable in a first direction and a second direction, and the second direction is perpendicular to the first direction.Type: ApplicationFiled: March 5, 2020Publication date: June 17, 2021Inventors: Bin Qin, Jintao Peng, Yanan Niu, Jinyu Ren, Fangzhen Zhang, Kuanjun Peng
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Patent number: 10714512Abstract: The disclosure discloses a thin film transistor, a method for fabricating the same, and a display device so as to avoid a source and a drain from being oxidized while the thin film transistor is being fabricated, to thereby improve the performance of the thin film transistor. The method for fabricating a thin film transistor includes: forming an active layer pattern on a base substrate, and a source-drain metal layer located above the active layer pattern and with a same pattern as the active layer pattern, using one patterning process; forming a first insulation layer above the source-drain metal layer; and patterning the source-drain metal layer and the first insulation layer using one patterning process so that portion of the active layer pattern corresponding to a channel area is exposed to form a source pattern and a drain pattern.Type: GrantFiled: October 13, 2017Date of Patent: July 14, 2020Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shuang Sun, Fangzhen Zhang
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Patent number: 10564333Abstract: The embodiments of the invention provide a color filter substrate and a manufacturing method thereof, and a display device, belonging to the field of display technology. Manufacturing the display device by using the above color filter substrate can simplify the manufacturing process and reduce the cost. The manufacturing method of the color filter substrate comprises: performing a single patterning process to form patterns of a plurality of first black matrixes and second black matrixes which are horizontally and longitudinally intersected, and patterns of a plurality of first touch electrodes positioned on surfaces of the second black matrixes away from a base substrate, wherein the patterns of the first black matrixes and the second black matrixes are intersected to define a plurality of color filter regions arranged in a form of matrix; and forming patterns of color filter layers within the color filter regions.Type: GrantFiled: November 17, 2015Date of Patent: February 18, 2020Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Mingchao Li, Fangzhen Zhang, Peilin Zhang
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Publication number: 20200033618Abstract: A semi-transparent semi-retroreflective film and an air display device are provided. The air display device includes: a first polarizer and a second polarizer assembled with each other to form a cell; a semi-transparent semi-reflective structure and a semi-transparent semi-retroreflective film disposed between the first polarizer and the second polarizer; a first ¼ wave plate disposed at a side of the air display device adjacent to the first polarizer; and a second ¼ wave plate disposed between the semi-transparent semi-reflective structure and the semi-transparent semi-retroreflective film. The air display device is configured such that polarized light incident from the first polarizer, after being processed by an internal optical path of the air display device, exits from the second polarizer to form an air image at a side of the air display device away from the first polarizer.Type: ApplicationFiled: June 17, 2019Publication date: January 30, 2020Inventors: Xiaolong LI, Wei QIN, Kuanjun PENG, Xueling GAO, Fangzhen ZHANG, Jintao PENG, Jinqian WANG, Miaomiao YANG, Shuang SUN, Chunfang ZHANG, Shengnan LI
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Patent number: 10510784Abstract: The present disclosure provides an array substrate and a method of manufacturing the same and a display apparatus in which the array substrate is applied. In one embodiment, the method of manufacturing an array substrate at least includes the steps of: forming a first electrode layer, a metal gate layer and a first layer of non-oxide insulation material, the first layer of non-oxide insulation material being formed on an upper surface of the metal gate layer; forming, by using one patterning process, a pattern including a first electrode and a gate such that, after completion of the patterning process, a first non-oxide insulation layer is further formed on the gate and a first sub-electrode belonging to the first electrode layer is further formed below the gate. This method of manufacturing the array substrate is simple, which facilitates mass production of the array substrate as well as the display apparatus.Type: GrantFiled: October 13, 2015Date of Patent: December 17, 2019Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ce Ning, Fangzhen Zhang
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Patent number: 10490760Abstract: The present disclosure provides a thin-film transistor having a plurality of carbon nanotubes in its active layer, its manufacturing method, and an array substrate. The manufacturing method as such comprises: forming an insulating layer to at least substantially cover a channel region of the active layer between a source electrode and a drain electrode of the thin-film transistor, wherein the insulating layer is configured to substantially insulate from an environment, and have substantially little influence on, the plurality of carbon nanotubes in the active layer.Type: GrantFiled: November 7, 2016Date of Patent: November 26, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., PEKING UNIVERSITYInventors: Xuelei Liang, Guanbao Hui, Jiye Xia, Fangzhen Zhang, Boyuan Tian, Qiuping Yan, Lianmao Peng
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Patent number: 10483129Abstract: The disclosure discloses a method for roughening a surface of a metal layer, a thin film transistor, and a method for fabricating the same. The method for roughening the surface of a metal layer includes: forming a first photo-resist layer on the surface of the metal layer, and processing the first photo-resist layer at high temperature; and stripping the first photo-resist layer to roughen the surface of the metal layer.Type: GrantFiled: September 27, 2017Date of Patent: November 19, 2019Assignee: BOE Technology Group Co., Ltd.Inventors: Jing Feng, Seung Jin Choi, Fangzhen Zhang, Wusheng Li, Zhijun Lv, Ce Ning, Jiushi Wang
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Patent number: 10381584Abstract: The present disclosure provides a carbon nanotube thin film transistor (CNT-TFT) and its manufacturing method. The carbon nanotube thin film transistor includes a source electrode, a drain electrode, a channel region, a plurality of protrusions, and a carbon nanotube layer. The channel region is between the source electrode and the drain electrode. The plurality of protrusions are at, and extend in a length direction of, the channel region. The carbon nanotube layer is disposed over the plurality of protrusions, and comprises a plurality of carbon nanotubes.Type: GrantFiled: August 17, 2016Date of Patent: August 13, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., PEKING UNIVERSITYInventors: Xuelei Liang, Guanbao Hui, Boyuan Tian, Fangzhen Zhang, Haiyan Zhao, Jiye Xia, Qiuping Yan, Lianmao Peng
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Patent number: 10338707Abstract: An integrated front light assembly, a manufacturing method thereof and a reflective display device are disclosed. The integrated front light assembly includes a protective substrate; a touch-control layer disposed on the protective substrate; a light guide layer disposed on the touch-control layer; and a light source disposed on at least one side of the light guide layer. The reflective display device comprises a display panel and the integrated front light assembly. In this way, a thickness of the reflective display device can be reduced and a display effect of the reflective display device can be improved.Type: GrantFiled: November 27, 2015Date of Patent: July 2, 2019Assignee: BOE Technology Group Co., Ltd.Inventors: Long Wang, Guangkui Qin, Fangzhen Zhang, Xiaoling Xu, Chun Wei Wu, Yanfeng Wang, Li Zhou