Patents by Inventor Chengjun Liu
Chengjun Liu 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: 20250093730Abstract: The present disclosure provides a display substrate, a manufacturing method thereof, an intermediate substrate and an electronic paper display apparatus. The display substrate includes: a base substrate including a display region and a bezel region on at least one side of the display region; a plurality of test sub-terminals in the bezel region, including a common voltage test sub-terminal and a plurality of non-common voltage test sub-terminals; and a first electrostatic ring in the bezel region, through which the plurality of non-common voltage test sub-terminals are arranged in series and/or grounded.Type: ApplicationFiled: August 1, 2022Publication date: March 20, 2025Inventors: Hao CHENG, Yanfei CHI, Chengjun LIU, Jiantao LIN, Linlin LIN, Yao LIU, Zuwen LIU, Changhong SHI, Jin WANG
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Publication number: 20250081784Abstract: The present disclosure provides a pixel structure including a plurality of sub-pixels, where an anode of each of the sub-pixels is configured to be connected to a pixel driver circuit, and each of sub-pixels of at least one color includes at least two target sub-pixels. The at least two target sub-pixels of a same sub-pixel share the anode of the sub-pixel and are driven by a same pixel driver circuit; and the sub-pixels of at least one color are arranged in a same column of sub-pixels or a same row of sub-pixels.Type: ApplicationFiled: November 15, 2024Publication date: March 6, 2025Inventors: Chengjun Liu, Shaojun Sun, Junxiang Lu, Xia Chen, Yanfei Chi, Junyao Yin, Xiangdong Lin, Guiguang Hu, Haiguang Li
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Publication number: 20240427206Abstract: Provided are a display substrate and a manufacturing method therefor, and a display device. The display substrate includes: a base substrate including a display area and a frame area located on at least one side of the display area; a plurality of shift registers arranged in cascade in the frame area; a plurality of jumper terminals located between the shift registers and the display area and including first jumper terminals and second jumper terminals; a plurality of transfer terminals located between the shift registers and the display area, and located on a side of the layer where the first jumper terminals are located away from the base substrate; and an insulating layer located in the display area and the frame area, located between a layer where the second jumper terminals are located and a layer where the plurality of transfer terminals are located, and including a channel.Type: ApplicationFiled: March 23, 2022Publication date: December 26, 2024Inventors: Wenxing XI, Weiwang WANG, Zhenyou ZOU, Xue YU, Zhouyu CHEN, Chengjun LIU, Chenglong WU, Bin LIN
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Publication number: 20230049993Abstract: The present disclosure provides a pixel structure including a plurality of sub-pixels. Each sub-pixels of at least one color includes four target sub-pixels. Four target sub-pixels of the same sub-pixel are separated by a first separation region extending along a first direction and a second separation region extending along a second direction. At least a part of a side of the first separation region and at least a part of another side of the first separation region are facing, parallel to and spaced from each other by an interval of a first width, at least a part of a side of the second separation region and at least a part of another side of the second separation region are facing, parallel to and spaced from each other by an interval of a second width, and the first and second widths are smaller than an interval between adjacent sub-pixels.Type: ApplicationFiled: October 26, 2022Publication date: February 16, 2023Inventors: Chengjun Liu, Shaojun Sun, Junxiang Lu, Xia Chen, Yanfei Chi, Junyao Yin, Xiangdong Lin, Guiguang Hu, Haiguang Li
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Patent number: 11522018Abstract: The present disclosure provides a pixel structure, a display panel and a display apparatus. The pixel structure according to an embodiment of the present disclosure includes a pixel structure including: a plurality of pixel units. Each of the plurality of pixel units includes a plurality of sub-pixels, each of the plurality of sub-pixels is divided into at least two target sub-pixels, and a separation region is provided between two adjacent target sub-pixels.Type: GrantFiled: December 23, 2019Date of Patent: December 6, 2022Assignees: Fuzhou BOE Optoelectronics Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.Inventors: Chengjun Liu, Shaojun Sun, Junxiang Lu, Xia Chen, Yanfei Chi, Junyao Yin, Xiangdong Lin, Guiguang Hu, Haiguang Li
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Patent number: 11342537Abstract: An organic light-emitting diode device and a manufacturing method thereof, a display substrate, and a display device are provided. The organic light-emitting diode device includes an anode layer, an organic light-emitting layer and a cathode layer which are stacked. The organic light-emitting diode device further includes a self-repairing layer, and the self-repairing layer is arranged on a side of the cathode layer away from the anode layer, and the self-repairing layer is applicable for repairing the cathode layer by an oxidation-reduction reaction.Type: GrantFiled: September 13, 2018Date of Patent: May 24, 2022Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Chengjun Liu, Junyao Yin, Wenqin Dai
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Patent number: 11211574Abstract: A light emitting device and a fabrication method thereof and an electronic apparatus are disclosed. The light emitting device includes: a first electrode, a second electrode, an electroluminescent layer and a quantum dot light conversion layer; the second electrode is provided on the first electrode; the electroluminescent layer and the quantum dot light conversion layer are provided between the first electrode and the second electrode; and the quantum dot light conversion layer is provided at a light output side of the electroluminescent layer, and generates, under being excited by light from the electroluminescent layer, light having a same color as that of light from the electroluminescent layer and having a wavelength range narrower than that of the light from the electroluminescent layer.Type: GrantFiled: February 15, 2019Date of Patent: December 28, 2021Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Junxiang Lu, Moli Sun, Guiguang Hu, Chengjun Liu, Shaojun Sun, Junyao Yin, Xia Chen, Yanfei Chi
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Publication number: 20210336170Abstract: A light emitting device and a fabrication method thereof and an electronic apparatus are disclosed. The light emitting device includes: a first electrode, a second electrode, an electroluminescent layer and a quantum dot light conversion layer; the second electrode is provided on the first electrode; the electroluminescent layer and the quantum dot light conversion layer are provided between the first electrode and the second electrode; and the quantum dot light conversion layer is provided at a light output side of the electroluminescent layer, and generates, under being excited by light from the electroluminescent layer, light having a same color as that of light from the electroluminescent layer and having a wavelength range narrower than that of the light from the electroluminescent layer.Type: ApplicationFiled: February 15, 2019Publication date: October 28, 2021Inventors: Junxiang LU, Moli SUN, Guiguang HU, Chengjun LIU, Shaojun SUN, Junyao YIN, Xia CHEN, Yanfei CHI
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Patent number: 11139452Abstract: The present disclosure provides an OLED device, including a substrate, a light-emitting unit arranged on the substrate, and an encapsulation structure arranged on a surface of the light-emitting unit distal to the substrate, the encapsulation structure includes a deoxygenation layer made of an active metal, used to react with oxygen, the active metal is a metal with an activity of reacting with oxygen being between those of aluminum and copper.Type: GrantFiled: March 20, 2019Date of Patent: October 5, 2021Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Chengjun Liu
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Patent number: 11064186Abstract: A display module, a display device and a working method are provided. The display module includes a display panel; a grating structure, arranged on the light-emitting side of the display panel; a deformation unit, located between the display panel and the grating structure; a control circuit, configured to control the deformation unit to adjust a thickness of the deformation unit in a direction from the display panel to the grating structure to change a distance between the display panel and the grating structure.Type: GrantFiled: March 22, 2019Date of Patent: July 13, 2021Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guiguang Hu, Junxiang Lu, Shaojun Sun, Xuefang Ye, Tan Li, Chengjun Liu, Junyao Yin, Xiangdong Lin, Yanfei Chi, Xia Chen
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Publication number: 20210184167Abstract: An organic light-emitting diode device and a manufacturing method thereof, a display substrate, and a display device are provided. The organic light-emitting diode device includes an anode layer, an organic light-emitting layer and a cathode layer which are stacked. The organic light-emitting diode device further includes a self-repairing layer, and the self-repairing layer is arranged on a side of the cathode layer away from the anode layer, and the self-repairing layer is applicable for repairing the cathode layer by an oxidation-reduction reaction.Type: ApplicationFiled: September 13, 2018Publication date: June 17, 2021Inventors: Chengjun LIU, Junyao YIN, Wenqin DAI
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Publication number: 20200403042Abstract: The present disclosure provides a pixel structure, a display panel and a display apparatus. The pixel structure according to an embodiment of the present disclosure includes a pixel structure including: a plurality of pixel units. Each of the plurality of pixel units includes a plurality of sub-pixels, each of the plurality of sub-pixels is divided into at least two target sub-pixels, and a separation region is provided between two adjacent target sub-pixels.Type: ApplicationFiled: December 23, 2019Publication date: December 24, 2020Inventors: Chengjun LIU, Shaojun SUN, Junxiang LU, Xia CHEN, Yanfei CHI, Junyao YIN, Xiangdong LIN, Guiguang HU, Haiguang LI
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Publication number: 20200296353Abstract: A display module, a display device and a working method are provided. The display module includes a display panel; a grating structure, arranged on the light-emitting side of the display panel; a deformation unit, located between the display panel and the grating structure; a control circuit, configured to control the deformation unit to adjust a thickness of the deformation unit in a direction from the display panel to the grating structure to change a distance between the display panel and the grating structure.Type: ApplicationFiled: March 22, 2019Publication date: September 17, 2020Applicants: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guiguang HU, Junxiang LU, Shaojun SUN, Xuefang YE, Tan LI, Chengjun LIU, Junyao YIN, Xiangdong LIN, Yanfei CHI, Xia CHEN
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Publication number: 20200176713Abstract: The present disclosure provides an OLED device, including a substrate, a light-emitting unit arranged on the substrate, and an encapsulation structure arranged on a surface of the light-emitting unit distal to the substrate, the encapsulation structure includes a deoxygenation layer made of an active metal, used to react with oxygen, the active metal is a metal with an activity of reacting with oxygen being between those of aluminum and copper.Type: ApplicationFiled: March 20, 2019Publication date: June 4, 2020Inventor: Chengjun LIU
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Patent number: 10128840Abstract: A capacitive touch sensor (100) is provided. The capacitive touch sensor (100) includes an electrode (110) disposed between a plate (120) and a spring (130) wherein the spring (130) presses the electrode (110) towards the plate (120) in a direction that is substantially parallel to a longitudinal length (L) of the spring (130) and the electrode (110) has a flat sensing surface (112) parallel with the plate (120).Type: GrantFiled: April 3, 2014Date of Patent: November 13, 2018Assignee: Micro Motion, Inc.Inventors: Mei Zhang, Heng Zhao, Yingxue Xu, Kai Shen, Chengjun Liu, Meng Ge
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Publication number: 20170179952Abstract: A capacitive touch sensor (100) is provided. The capacitive touch sensor (100) includes an electrode (110) disposed between a plate (120) and a spring (130) wherein the spring (130) presses the electrode (110) towards the plate (120) in a direction that is substantially parallel to a longitudinal length (L) of the spring (130) and the electrode (110) has a flat sensing surface (112) parallel with the plate (120).Type: ApplicationFiled: April 3, 2014Publication date: June 22, 2017Applicant: Micro Motion, Inc.Inventors: Mei ZHANG, Heng Zhao, Yingxue Xu, Kai Shen, Chengjun Liu, Meng Ge
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Patent number: 7208682Abstract: An electrical power cable with a foamed, compressible, semiconductive insulation shield which serves as both a cushioning layer and an electrical shield.Type: GrantFiled: December 11, 2002Date of Patent: April 24, 2007Assignee: Prysmian Cavi e Sistemi Energia SrLInventors: Frank L. Kuchta, Stephen H. Foulger, Jason Carden, Chengjun Liu, Andrew Maunder, Alberto Bareggi, Luca Balconi, Cristiana Scelza
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Patent number: 7162076Abstract: A method and apparatus as disclosed for face detection within images. A new vector, the discriminating feature analysis vector, is introduced to represent an image to be analyzed, from the DFA vector as processed using a Bayesian Classifier technique. The methodology provides a computationally efficient manner in which to detect faces with relatively low probability of error and false detection rate.Type: GrantFiled: January 27, 2004Date of Patent: January 9, 2007Assignee: New Jersey Institute of TechnologyInventor: Chengjun Liu
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Patent number: 6826300Abstract: A method and system for determining the similarity between an image and at least one training sample is disclosed. This invention is a novel Gabor Feature Classifier (GFC), a principal application of which may be for face recognition. The GFC applies the Enhanced FLD Model (EFM) to an augmented Gabor feature vector derived from the Gabor wavelet transformation of images.Type: GrantFiled: May 31, 2002Date of Patent: November 30, 2004Assignee: George Mason UniversityInventors: Chengjun Liu, Harry Wechsler
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Publication number: 20040190760Abstract: A method and apparatus as disclosed for face detection within images. A new vector, the discriminating feature analysis vector, is introduced to represent an image to be analyzed, from the DFA vector as processed using a Bayesian Classifier technique. The methodology provides a computationally efficient manner in which to detect faces with relatively low probability of error and false detection rate.Type: ApplicationFiled: January 27, 2004Publication date: September 30, 2004Inventor: Chengjun Liu