Patents by Inventor Weijie Zhao
Weijie Zhao 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: 9250736Abstract: The present disclosure provides a capacitive in-cell touch panel and a display apparatus, wherein touch sensing electrodes are set on a color filter substrate, a common electrode layer connected as a whole plane on a TFT array substrate is divided into strips to be used as touch driving electrodes, and metal driving electrodes directly electrically connected to the corresponding touch driving electrodes are set on the TFT array substrate so as to reduce resistance of the touch driving electrodes. The embodiments of the disclosure can save the production cost and improve the production efficiency. Moreover, the touch function and the display function are driven in a time division manner, and thus the production cost can be further reduced, and the picture quality and touch accuracy can be enhanced.Type: GrantFiled: October 25, 2013Date of Patent: February 2, 2016Assignee: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Haisheng Wang, Xue Dong, Xiaoliang Ding, Hongjuan Liu, Shengji Yang, Weijie Zhao, Yingming Liu, Tao Ren
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Publication number: 20160026289Abstract: The present disclosure provides an in cell touch panel and a display device. An entire common electrode layer on an array substrate is divided so as to form a plurality of touch driving electrodes and a plurality of common electrodes which are insulated from each other and arranged in a crisscross manner. Each touch driving electrode includes a plurality of touch driving sub-electrodes, and each touch driving sub-electrode is arranged between the adjacent common electrodes. Each common electrode includes a plurality of common sub-electrodes. Touch sensing electrodes are arranged on an opposite substrate, and a projection of each touch sensing electrode onto the array substrate is located at a region where the common electrode is located. The touch driving electrodes are driven in a time-division manner, so as to achieve a touch function and a display function.Type: ApplicationFiled: March 26, 2014Publication date: January 28, 2016Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yingming LIU, Xue DONG, Haisheng WANG, Xiaoliang DING, Shengji YANG, Weijie ZHAO
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Publication number: 20160026291Abstract: An in-cell touch panel and a display device comprising the same are provided. in-cell touch panel, comprising: an array substrate, comprising data lines provided thereon; a plurality of self-capacitance electrodes, which are provided on a same layer and independent of each other on the array substrate, wherein the self-capacitance electrodes are insulated from the data lines; a touch detection chip; and a plurality of wires for connecting the self-capacitance electrodes to the touch detection chip, wherein the wires and the data lines are arranged on the same layer and insulated from each other and have a same wiring direction. The in-cell touch panel has reduced production costs and improved production efficiency.Type: ApplicationFiled: November 26, 2014Publication date: January 28, 2016Inventors: Weijie ZHAO, Xue DONG, Haisheng WANG, Shengji YANG, Yingming LIU, Xiaoliang DING, Hongjuan LIU, Changfeng LI
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Publication number: 20160018922Abstract: An in-cell touch panel and a display device are provided. The touch panel includes: an upper substrate and a lower substrate provided opposite to each other, a plurality of self-capacitance electrodes which are disposed between the upper substrate and the lower substrate and provided in a same layer and insulated from each other, and a touch detection chip configured to determine a touch position by detecting capacitance variation of the self-capacitance electrodes in the touch time-period. Thus, an in-cell touch panel with higher touch accuracy, lower cost, higher productivity and higher transmittance can be obtained.Type: ApplicationFiled: July 11, 2014Publication date: January 21, 2016Inventors: Haisheng WANG, Xue DONG, Hailin XUE, Yingming LIU, Xiaoliang DING, Shengji YANG, Weijie ZHAO, Hongjuan LIU, Tao REN
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Publication number: 20150378474Abstract: An in-cell touch panel and a display device are disclosed. The in-cell touch panel includes a top substrate and a bottom substrate disposed oppositely to each other, a common electrode layer disposed on a side of the bottom substrate that faces the top substrate and a touch sensing chip. The common electrode layer is partitioned into a plurality of independent self-capacitance electrodes and a plurality of wires for connecting the self-capacitance electrodes to the touch sensing chip. The touch sensing chip is configured to apply common electrode signals to self-capacitance electrodes in a display interval and determine touch positions by detecting capacitance value variation of self-capacitance electrodes in a touch interval. No additional layer is needed for the in-cell touch panel, thereby saving production costs and improving production efficiency.Type: ApplicationFiled: September 26, 2014Publication date: December 31, 2015Inventors: Yingming Liu, Xue Dong, Hailin Xue, Haisheng Wang, Hongjuan Liu, Shengji Yang, Weijie Zhao, Xiaoliang Ding
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Publication number: 20150378390Abstract: A touch substrate and a display device are provided. The touch substrate comprises: a base; an insulation layer, a common electrode layer, and a common electrode signal line and a plurality of touch drive electrode signal lines in the same layer, the common electrode layer comprises a plurality of touch drive electrodes, a plurality of common electrodes and a common electrode connection strip, each of the touch drive electrodes comprises a plurality of touch drive sub-electrodes, the common electrode connection strip is connected with the common electrode signal line through a plurality of first via-holes, each of the touch drive sub-electrodes is connected with one of the touch drive electrode signal lines through a second via-hole, semi-holes are provided at positions of the insulation layer corresponding to positions of the common electrodes and/or the touch drive sub-electrodes.Type: ApplicationFiled: November 10, 2014Publication date: December 31, 2015Inventors: Yingming LIU, Xue DONG, Haisheng WANG, Xiaoliang DING, Shengji YANG, Weijie ZHAO, Liguang DENG
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Patent number: 9223357Abstract: Embodiments of the present invention provide a touch panel, a manufacturing method thereof and a touch display device, the touch panel is provided with a buffer trench region disposed in a peripheral region of a transparent substrate, the buffer trench region, and comprising: a first laminated structure, disposed on the transparent substrate, comprising: a metallic wire, disposed on the transparent substrate; a first insulating wire, disposed on the metallic wire; a transparent electrode wire, disposed on the first insulating wire; a first passivation wire, disposed on the transparent electrode wire; a second laminated structure, disposed on the same layer as the first laminated structure, comprising: a second insulating wire, disposed on the transparent substrate; and a second passivation wire, disposed on the second insulating wire, wherein the second laminated structure and the first laminated structure are spaced apart from each other to form a trench.Type: GrantFiled: November 8, 2013Date of Patent: December 29, 2015Assignee: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Shengji Yang, Haisheng Wang, Yingming Liu, Weijie Zhao, Wei Li
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Patent number: 9219086Abstract: An embodiment of the disclosure discloses an in-cell touch panel having advantages such as a simple structure and a low cost. The in-cell touch panel comprises: a first substrate and a second substrate arranged oppositely, wherein a plurality of gate lines arranged horizontally are formed on the first substrate; the in-cell touch panel further comprises: a plurality of touch driving lines arranged horizontally; a plurality of touch sensing lines arranged vertically; and a plurality of touch scanning TFTs, wherein each touch scanning TFT has a gate connected to one gate line, a source connected to a touch driving circuit, and a drain connected to one touch driving line, the one gate line is only connected to the gate of one touch scanning TFT; wherein, the number of the gate lines?the number of the touch scanning TFTs?the number of the touch driving lines.Type: GrantFiled: August 15, 2013Date of Patent: December 22, 2015Assignee: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Haisheng Wang, Xue Dong, Cheng Li, Xiaoliang Ding, Hongjuan Liu, Shengji Yang, Weijie Zhao, Yingming Liu, Tao Ren
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Patent number: 9170691Abstract: Embodiments of the present invention disclose a capacitive in-cell touch panel, a driving method thereof and a display device. Touch sensing electrodes extended along the row direction of pixel units are arranged on a color filter substrate; a thin-film transistor (TFT) array substrate adopts a dual gate structure, that is, two gate signal lines are disposed between every two adjacent rows of pixel units; every two adjacent columns of pixel units are taken as a group of pixel unit columns and share a data signal line disposed between the two pixel unit columns, so that the positions of a part of data signal lines can be saved; and touch driving electrodes for achieving the touch function are arranged at the saved positions of the data signal lines.Type: GrantFiled: October 18, 2013Date of Patent: October 27, 2015Assignee: Beijing BOE Optoelectronics Technology Co., Ltd.Inventors: Shengji Yang, Xue Dong, Cheng Li, Haisheng Wang, Weijie Zhao, Yingming Liu, Tao Ren, Xiaoliang Ding, Hongjuan Liu
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Publication number: 20150268762Abstract: An in-cell touch panel and a display device are configured to address mutual interference between touch signals and image display signals and increase opening ratio of the in-cell touch panel at the same time. The in-cell touch panel includes a color filter substrate and an array substrate disposed opposite to form a cell, a plurality of sub-pixel units arranged in matrix are disposed on said array substrate, and further includes: a plurality of touch sensing electrodes distributed in a column direction of said sub-pixel units on said color filter substrate, and a plurality of touch driving electrodes distributed in a row direction of said sub-pixel units on said array substrate, every two adjacent rows of sub-pixel units constituting a sub-pixel unit group and gate lines for providing gate signals to these two rows of sub-pixel units being disposed between these two rows of sub-pixel units; wherein said touch driving electrodes are located in non-display areas between said sub-pixel unit groups.Type: ApplicationFiled: July 10, 2013Publication date: September 24, 2015Inventors: Haisheng Wang, Xue Dong, Cheng Li, Xiaoliang Ding, Hongjuan Liu, Shengji Yang, Weijie Zhao, Yingming Liu, Tao Ren
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Patent number: 9081223Abstract: The present invention discloses a capacitive in cell touch panel and display device, wherein touch sensing electrodes are provided on a color filter substrate, the whole common electrode layer of the TFT array substrate is segmented into a plurality of strip-shaped structures functioning as touch driving electrodes, and the touch driving electrodes are driven in a time-sharing manner to achieve the touch function and the display function in a time-sharing manner. Since in the touch panel according to the present invention, structure of the common electrode layer of the TFT array substrate is altered to form the touch driving electrodes, it is not necessary to add a new film on the existing TFT array substrate and only an additional process needs to be added to segment the whole common electrode layer into a plurality of strip-shaped structures, reducing the production cost and increasing the production efficiency.Type: GrantFiled: October 14, 2013Date of Patent: July 14, 2015Assignee: Beijing BOE Optoelectronics Technology Co., Ltd.Inventors: Haisheng Wang, Xue Dong, Xiaoliang Ding, Shengji Yang, Hongjuan Liu, Weijie Zhao, Yingming Liu, Tao Ren
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Patent number: 9057906Abstract: A capacitive in cell touch panel, its driving method and a display device, in which, on the TFT array substrate, a pixel structure in which two adjacent rows of pixel units form one pixel unit group and two gate signal lines are disposed between the two rows of pixel units of the pixel unit group is adopted. Positions of gate signal lines between adjacent pixel unit groups can be saved by modifying positions of gate signal lines of two adjacent rows of pixel units and TFT switches. As such, touch driving lines with touch function can be set at the saved positions for gate signal lines and touch sensing electrodes can be disposed on the color filter substrate and extend in the column direction of the pixel units to realize touch function while ensuring high aperture ratio.Type: GrantFiled: October 18, 2013Date of Patent: June 16, 2015Assignee: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Shengji Yang, Xue Dong, Haisheng Wang, Weijie Zhao, Yingming Liu, Tao Ren, Xiaoliang Ding, Hongjuan Liu
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Publication number: 20150060252Abstract: The present invention provides a touch screen and a display device with better touch effect. The touch screen includes: a first substrate, a plurality of first touch electrodes distributed along a first direction on the first substrate, and a first insulating layer between the first substrate and the first touch electrodes; and a plurality of second touch electrodes distributed along a second direction intersecting the first direction, wherein uneven areas are provided on one side of the first insulating layer facing the first touch electrodes at regions corresponding to each of the first touch electrodes, and the first touch electrodes are disposed on the first insulating layer according to its shape, forming corresponding uneven areas.Type: ApplicationFiled: December 25, 2013Publication date: March 5, 2015Inventors: Haisheng Wang, Xue Dong, Hongjuan Liu, Xiaoliang Ding, Lei Wang, Chunlei Wang, Shengji Yang, Yingming Liu, Weijie Zhao, Tao Ren
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Publication number: 20150029148Abstract: The present disclosure relates to a capacitive in-cell touch screen panel and a display device in which first touch detecting electrodes and second touch detecting electrodes insulated with each other are provided on a substrate; the first touch detecting electrodes are located between the substrate and the black matrix, the second touch detecting electrodes are located on a side of the black matrix away from the substrate. Because the first touch detecting electrodes and the second touch detecting electrodes are provided on the substrate away from the TFT array substrate, it is possible to avoid mutual interference between touch signals and display signals in the TFT array substrate, thereby not only ensuring the quality of pictures on a liquid crystal display but also enhancing reliability of touch operations.Type: ApplicationFiled: May 16, 2013Publication date: January 29, 2015Inventors: Chunlei Wang, Xue Dong, Chuncheng Che, Hailin Xue, Haisheng Wang, Lei Wang, Jianyun Xie, Shengji Yang, Weijie Zhao
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Publication number: 20150002462Abstract: The embodiments of the present disclosure disclose a control method and device for a touch display panel, and a display device, capable of achieving a display function and a touch control function of a display panel and improving the report rate for the touch control function.Type: ApplicationFiled: May 30, 2013Publication date: January 1, 2015Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY GROUP CO., LTD.Inventors: Weijie Zhao, Xue Dong, Haisheng Wang
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Publication number: 20140306916Abstract: Embodiments of the present invention provide an in-cell touch panel and a display device to decrease the influence of the touch driving electrode in the in-cell touch panel on image display. The in-cell touch panel includes an upper substrate and a lower substrate opposite to each other, and includes a plurality of touch sensing electrodes provided on the upper substrate and a plurality of touch driving electrodes provided on the lower substrate, wherein the touch sensing electrodes are laterally distributed, and the touch driving electrodes are longitudinally distributed; wherein the touch sensing electrodes include one or a plurality of touch sensing sub-electrodes which are parallel to each other and distributed laterally, and the plurality of touch sensing sub-electrodes are in parallel connection therebetween.Type: ApplicationFiled: September 13, 2013Publication date: October 16, 2014Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Haisheng Wang, Xue Dong, Lei Wang, Shengji Yang, Xiaoliang Ding, Yingming Liu, Weijie Zhao, Tao Ren, Chunlei Wang, Hongjuan Liu
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Publication number: 20140267956Abstract: Embodiments of the present invention disclose a capacitive touch panel and a touch display apparatus, which includes a substrate and at least a transparent electrically conductive layer; the transparent electrically conductive layer includes a plurality of electrode groups, each of electrode groups includes a plurality of electrodes in series, each of electrode groups connects to a sensing lead at one side, at lease one of the electrode groups is arranged along a direction away from the sensing lead, and capacitances formed between the electrodes of the at least one of the electrode groups and common electrodes are reduced gradually along the direction. The capacitive touch panel and touch display apparatus according to embodiments of the present invention are configured such that the farther away from the sending lead the electrode is, the smaller the capacitance of the electrode is, thus the signal delay of the electrode far away from the sending lead is improved and the touch sensitivity is improved.Type: ApplicationFiled: May 20, 2013Publication date: September 18, 2014Inventors: Yingming Liu, Haisheng Wang, Shengji Yang, Weijie Zhao
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Publication number: 20140176491Abstract: A capacitive touch display panel comprises an array substrate, a color filter substrate and a liquid crystal layer disposed between the array substrate and the color filter substrate; the array substrate includes a base substrate, a polarizer sheet, black matrixes (BMs) and a thin-film transistor (TFT) functional unit and is disposed on a light emitting side of the display panel; the color filter substrate is disposed on a light incident side of the display panel; the TFT functional unit includes gate lines, data lines, and TFTs; the BMs correspond to the TFTs; and projections of gate electrodes, source electrodes and drain electrodes of the TFTs all fall into the BMs in a direction vertical to the base substrate.Type: ApplicationFiled: November 26, 2013Publication date: June 26, 2014Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Weijie ZHAO, Xue DONG, Haisheng WANG, Shengji YANG, Yingming LIU, Xiaoliang DING, Hongjuan LIU, Tao REN
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Publication number: 20140132855Abstract: Embodiments of the present invention provide a touch panel, a manufacturing method thereof and a touch display device, the touch panel is provided with a buffer trench region disposed in a peripheral region of a transparent substrate, the buffer trench region, and comprising: a first laminated structure, disposed on the transparent substrate, comprising: a metallic wire, disposed on the transparent substrate; a first insulating wire, disposed on the metallic wire; a transparent electrode wire, disposed on the first insulating wire; a first passivation wire, disposed on the transparent electrode wire; a second laminated structure, disposed on the same layer as the first laminated structure, comprising: a second insulating wire, disposed on the transparent substrate; and a second passivation wire, disposed on the second insulating wire, wherein the second laminated structure and the first laminated structure are spaced apart from each other to form a trench.Type: ApplicationFiled: November 8, 2013Publication date: May 15, 2014Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Shengji YANG, Haisheng WANG, Yingming LIU, Weijie ZHAO, Wei LI
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Publication number: 20140118299Abstract: The present disclosure provides a capacitive in-cell touch panel and a display apparatus, wherein touch sensing electrodes are set on a color filter substrate, a common electrode layer connected as a whole plane on a TFT array substrate is divided into strips to be used as touch driving electrodes, and metal driving electrodes directly electrically connected to the corresponding touch driving electrodes are set on the TFT array substrate so as to reduce resistance of the touch driving electrodes. The embodiments of the disclosure can save the production cost and improve the production efficiency. Moreover, the touch function and the display function are driven in a time division manner, and thus the production cost can be further reduced, and the picture quality and touch accuracy can be enhanced.Type: ApplicationFiled: October 25, 2013Publication date: May 1, 2014Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: HAISHENG WANG, XUE DONG, XIAOLIANG DING, HONGJUAN LIU, SHENGJI YANG, WEIJIE ZHAO, YINGMING LIU, TAO REN