Patents by Inventor Chao JIAO
Chao JIAO 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: 20240078234Abstract: An apparatus, a method, and a storage medium for database pagination. The apparatus, method, and storage medium are configured to perform following processes, including: acquiring a pagination request from a user; determining a query parameter based on the pagination request; determining a corresponding pagination pattern and a request data amount based on the query parameter; determining a target query mode based on the request data amount; generating a query task based on the pagination pattern and the target query mode; obtaining at least one first query result based on the query task; determining a target result set based on the at least one first query result; and paging the target result set based on the pagination pattern and the target query mode to obtain multiple pages of pagination data.Type: ApplicationFiled: November 21, 2022Publication date: March 7, 2024Applicant: Starlord (Cayman) LimitedInventors: Chao XIE, Xuan YANG, Xiaofan LUAN, Enwei JIAO
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Patent number: 11900873Abstract: This application relates to display panels, methods of driving the same, and display devices. The display panel includes: a first pixel circuit and a demultiplexing circuit. The first pixel circuit includes a first reset circuit, a first data writing circuit, and a first drive circuit. A first terminal of the first reset circuit is connected to a first terminal of the first drive circuit. A second terminal of the first reset circuit is connected to a first multiplexing signal line. A control terminal of the first drive circuit is connected to a first terminal of the first data writing circuit. A second terminal of the first data writing circuit is connected to the first multiplexing signal line. The demultiplexing circuit includes a first control circuit and a second control circuit. A first terminal of the first control circuit is connected to the first multiplexing signal line. A second terminal of the first control circuit is used for receiving a reset signal.Type: GrantFiled: February 9, 2021Date of Patent: February 13, 2024Assignees: Hefei BOE Joint Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Zhidong Yuan, Yongqian Li, Meng Li, Can Yuan, Min He, Chao Jiao
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Publication number: 20230091012Abstract: This application relates to display panels, methods of driving the same, and display devices. The display panel includes: a first pixel circuit and a demultiplexing circuit. The first pixel circuit includes a first reset circuit, a first data writing circuit, and a first drive circuit. A first terminal of the first reset circuit is connected to a first terminal of the first drive circuit. A second terminal of the first reset circuit is connected to a first multiplexing signal line. A control terminal of the first drive circuit is connected to a first terminal of the first data writing circuit. A second terminal of the first data writing circuit is connected to the first multiplexing signal line. The demultiplexing circuit includes a first control circuit and a second control circuit. A first terminal of the first control circuit is connected to the first multiplexing signal line. A second terminal of the first control circuit is used for receiving a reset signal.Type: ApplicationFiled: February 9, 2021Publication date: March 23, 2023Inventors: Zhidong YUAN, Yongqian LI, Meng LI, Can YUAN, Min HE, Chao JIAO
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Patent number: 11424193Abstract: Disclosed herein is a substrate of a display panel, comprising: a support; a first alignment mark on the support; a first dielectric layer covering the first alignment mark; an auxiliary alignment mark aligned with the first alignment mark, wherein the auxiliary alignment mark comprises a recess into the first dielectric layer. Further disclosed herein is a display panel comprising the substrate, and a system comprising the display panel. Also disclosed herein is a method comprising: forming a first alignment mark on a support; forming a first dielectric layer covering the first alignment mark; and forming an auxiliary alignment mark aligned with the first alignment mark; wherein the auxiliary alignment mark comprises a recess into the first dielectric layer.Type: GrantFiled: April 10, 2019Date of Patent: August 23, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tao Ma, Chao Jiao
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Patent number: 11288421Abstract: Computationally efficient methods of determining a transient supply current in a circuit are disclosed. The methods include offline simulation of circuit models to obtain time series of signal currents which are used in a dynamic simulation to calculate equivalent capacitances for a cell model of the circuit. The equivalent capacitances may be used in the simulation to compute estimates of noise current in a power distribution network.Type: GrantFiled: September 13, 2019Date of Patent: March 29, 2022Assignee: Ansys, Inc.Inventors: Deqi Zhu, Chao Jiao, Yu Lu, Xiaoqin Liu
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Publication number: 20210366836Abstract: Disclosed herein is a substrate of a display panel, comprising: a support; a first alignment mark on the support; a first dielectric layer covering the first alignment mark; an auxiliary alignment mark aligned with the first alignment mark, wherein the auxiliary alignment mark comprises a recess into the first dielectric layer. Further disclosed herein is a display panel comprising the substrate, and a system comprising the display panel. Also disclosed herein is a method comprising: forming a first alignment mark on a support; forming a first dielectric layer covering the first alignment mark; and forming an auxiliary alignment mark aligned with the first alignment mark; wherein the auxiliary alignment mark comprises a recess into the first dielectric layer.Type: ApplicationFiled: April 10, 2019Publication date: November 25, 2021Inventors: Tao MA, Chao JIAO
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Patent number: 11107410Abstract: The present disclosure discloses a pixel circuit and a method of controlling the same. The pixel circuit includes: a light-emitting control sub-circuit, configured to transmit a data voltage at a data signal terminal to a first node under control of a first control terminal; a driving sub-circuit, configured to transmit a first power supply voltage at a first power supply terminal VDD to a second node N2 under control of a voltage at the first node; a first sensing sub-circuit, configured to maintain a voltage at the second node to be at a fixed level under control of the first control terminal; a second sensing sub-circuit, configured to transmit the voltage at the second node to a first sensing signal terminal under control of a second control terminal, so that the first sensing signal terminal senses a voltage associated with a threshold voltage of the driving sub-circuit.Type: GrantFiled: April 23, 2020Date of Patent: August 31, 2021Assignees: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhidong Yuan, Yongqian Li, Can Yuan, Chao Jiao
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Patent number: 11094253Abstract: A pixel driving circuit, array substrate, display device and method for driving the pixel driving circuit are provided, the circuit includes: a control terminal and a first terminal of a driving switch circuit are respectively coupled to a first terminal of a data input switch circuit and an anode of a light-emitting device, and two terminals of a storage capacitor are respectively coupled to the control terminal of the driving switch circuit and the anode of the light-emitting device, two terminals of an intrinsic capacitor are respectively coupled to a cathode and the anode of the light-emitting device, a first terminal and a second terminal of a reset switch circuit are respectively coupled to the anode and the cathode of the light-emitting device, a capacitance of the intrinsic capacitor is greater than or equal to a preset multiple of a capacitance of the storage capacitor.Type: GrantFiled: April 3, 2020Date of Patent: August 17, 2021Assignees: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhidong Yuan, Taejin Kim, Yongqian Li, Lin Sun, Chao Jiao, Can Yuan, Zehua Ding, Xuehuan Feng, Meng Li
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Publication number: 20210074210Abstract: A pixel driving circuit, array substrate, display device and method for driving the pixel driving circuit are provided, the circuit includes: a control terminal and a first terminal of a driving switch circuit are respectively coupled to a first terminal of a data input switch circuit and an anode of a light-emitting device, and two terminals of a storage capacitor are respectively coupled to the control terminal of the driving switch circuit and the anode of the light-emitting device, two terminals of an intrinsic capacitor are respectively coupled to a cathode and the anode of the light-emitting device, a first terminal and a second terminal of a reset switch circuit are respectively coupled to the anode and the cathode of the light-emitting device, a capacitance of the intrinsic capacitor is greater than or equal to a preset multiple of a capacitance of the storage capacitor.Type: ApplicationFiled: April 3, 2020Publication date: March 11, 2021Applicants: HEFEI BOE JOINT TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhidong YUAN, Taejin KIM, Yongqian LI, Lin SUN, Chao JIAO, Can YUAN, Zehua DING, Xuehuan FENG, Meng LI
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Publication number: 20210049964Abstract: The present disclosure discloses a pixel circuit and a method of controlling the same. The pixel circuit includes: a light-emitting control sub-circuit, configured to transmit a data voltage at a data signal terminal to a first node under control of a first control terminal; a driving sub-circuit, configured to transmit a first power supply voltage at a first power supply terminal VDD to a second node N2 under control of a voltage at the first node; a first sensing sub-circuit, configured to maintain a voltage at the second node to be at a fixed level under control of the first control terminal; a second sensing sub-circuit, configured to transmit the voltage at the second node to a first sensing signal terminal under control of a second control terminal, so that the first sensing signal terminal senses a voltage associated with a threshold voltage of the driving sub-circuit.Type: ApplicationFiled: April 23, 2020Publication date: February 18, 2021Inventors: Zhidong Yuan, Yongqian Li, Can Yuan, Chao Jiao
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Publication number: 20190058026Abstract: The present application provides an array substrate, which includes a base substrate, and a first electrode, a first protection layer, a semiconductor electrode, a second protection layer and a second electrode formed sequentially on the base substrate. The second electrode and the semiconductor electrode constitute a storage capacitor, and the first electrode is below the semiconductor electrode to make the semiconductor electrode conductive. In a direction perpendicular to the base substrate, the thickness of at least a portion of the first protection layer in the first electrode area is less than that of other portions of the first protection layer outside the first electrode area, the first electrode area being an area defined by the projection of the first electrode on the first protection layer.Type: ApplicationFiled: July 7, 2017Publication date: February 21, 2019Inventors: Can YUAN, Yongqian LI, Pan XU, Chao JIAO