Patents by Inventor Lixia Li
Lixia Li 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: 20230408862Abstract: Disclosed are a display panel and a method of manufacturing a display panel. The display panel includes an array substrate; a color film substrate disposed opposite to the array substrate; a liquid crystal layer disposed between the array substrate and the color film substrate; a reflective layer disposed on a side of the array substrate facing the liquid crystal layer. The reflective layer comprises a plurality of first convex structures, each of the first convex structures has a first sidewall extending from a bottom to a top of each of the first convex structures, and an angle between a normal line of the first sidewall and a horizontal plane is greater than 0° and less than or equal to 10°.Type: ApplicationFiled: July 24, 2022Publication date: December 21, 2023Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Ying Lu, Yingchun Zhao, Wuguang Liu, Lixia Li
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Patent number: 11842007Abstract: A display panel and a display device are disclosed. The display panel includes a substrate, a display module, a light-sensing module, and a touch control module. The light-sensing module includes light-sensing units disposed between pixel units and in an array and data lines electrically connected to the light-sensing units in a same column or a same row. The touch control module includes first antennas extending along a first direction and second antennas extending along a second direction.Type: GrantFiled: August 10, 2022Date of Patent: December 12, 2023Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Zhengqin Lian, Ru Ge, Ying Lu, Lixia Li
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Piston press system and test method for predicting roll service life of high-pressure grinding rolls
Patent number: 11815423Abstract: A piston press system and a test method using the same are used for predicting the roll service life of high-pressure grinding rolls. The method is based on the same comminution mechanism of inter-particle layers compression as the heavy equipment high-pressure grinding rolls to simulate the grinding process of the studded high-pressure grinding roll, realizing that the coverage area of studs accounts for 16% to 20% of the compression surface by disposing tungsten carbide upper studs and lower studs, better restoring the simulation process and effectively realizing the roll service life prediction of the heavy equipment high-pressure roller mill with a small quantity of materials.Type: GrantFiled: November 28, 2022Date of Patent: November 14, 2023Assignees: Northeastern University, Liaoning Wuhuan Special Materials And Intelligent Equipment Industry Technology Research Institute Co. Ltd.Inventors: Lixia Li, Nan Li, Zhe Liu, Qiang Zhang, Junfei Zhang, Qingyu Zhang, Jiwei Lu, Qingyou Meng -
PISTON PRESS SYSTEM AND TEST METHOD FOR PREDICTING ROLL SERVICE LIFE OF HIGH-PRESSURE GRINDING ROLLS
Publication number: 20230349790Abstract: A piston press system and a test method using the same are used for predicting the roll service life of high-pressure grinding rolls. The method is based on the same comminution mechanism of inter-particle layers compression as the heavy equipment high-pressure grinding rolls to simulate the grinding process of the studded high-pressure grinding roll, realizing that the coverage area of studs accounts for 16% to 20% of the compression surface by disposing tungsten carbide upper studs and lower studs, better restoring the simulation process and effectively realizing the roll service life prediction of the heavy equipment high-pressure roller mill with a small quantity of materials.Type: ApplicationFiled: November 28, 2022Publication date: November 2, 2023Inventors: Lixia LI, Nan LI, Zhe LIU, Qiang ZHANG, Junfei ZHANG, Qingyu ZHANG, Jiwei LU, Qingyou MENG -
Patent number: 11789299Abstract: A driving substrate and a display panel are provided. The driving substrate includes a plurality of driving units. Each of driving unit includes a first metal layer. The first metal layer includes a shielding common electrode and a storage capacitance common electrode. A light-shielding portion of the shielding common electrode extends toward the storage capacitance common electrode. A pixel accommodating region is enclosed by the shielding common electrode and the storage capacitance common electrode. There is a gap between the light-shielding portion of the shielding common electrode and the storage capacitance common electrode.Type: GrantFiled: December 12, 2022Date of Patent: October 17, 2023Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventors: Zhengqin Lian, Yoonsung Um, Lixia Li, Chungching Hsieh
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Patent number: 11776488Abstract: A light-emitting substrate and a display device are provided by the present application. The durations of pre-set periods of a plurality of driving circuits decrease along a direction from close to data signal input terminals to away from the data signal input terminals, and/or durations of the pre-set periods of the plurality of driving circuits decrease along a direction from close to first control signal input terminals to away from the first control signal input terminals, which the light-emitting luminance of the light-emitting elements at a near-end and far-end solving a display problem with the display device.Type: GrantFiled: November 26, 2020Date of Patent: October 3, 2023Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventors: Yan Li, Yihe Zhang, Lixia Li, Haiyan Quan, Duyeon Han
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Patent number: 11762234Abstract: The present disclosure provides a backlight module and a display device. The backlight module includes a substrate layer and light-emitting diode (LED) light bars equidistantly disposed on the substrate layer. Wherein, each of the LED light bars includes a signal line and LED lamp beads. The LED lamp beads are arranged on the signal line and electrically connected to the signal line. Wherein, a distribution density of the LED lamp beads gradually decreases from a low-level end of the signal line to a high-level end of the signal line.Type: GrantFiled: October 23, 2020Date of Patent: September 19, 2023Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTDInventor: Lixia Li
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Publication number: 20230205025Abstract: A liquid crystal display panel and a display device are disclosed. The liquid crystal display panel includes a pixel matrix composed of more than two sub-pixels. Three adjacent sub-pixels located in the same row have different colors, and all sub-pixels located in the same column have the same color. Each data line is connected to at least one pixel group successively. Each pixel group includes three sub-pixels with different colors, which are respectively located on both sides of the data line. In a pixel group, each data line is connected to three sub-pixels in sequence.Type: ApplicationFiled: July 23, 2021Publication date: June 29, 2023Inventors: Yoonsung UM, Lixia LI, Bangyin PENG, Yingchun ZHAO, Fen LONG, Qiqi ZHANG
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Publication number: 20230143514Abstract: A liquid crystal display panel, a driving method, and a terminal thereof are disclosed. The display panel includes a pixel structure including data lines and scan lines, wherein each data line is connected to at least two pixel groups, and each pixel group includes three sub-pixels having different colors sequentially connected to the data lines; and a first driving unit electrically connected to the scan lines and inputting scan signals to the scan lines in a preset order to solve a problem of horizontal bright and dark lines.Type: ApplicationFiled: November 5, 2021Publication date: May 11, 2023Inventors: Yoonsung UM, Lixia LI, Bangyin PENG, Yingchun ZHAO, Fen LONG, Qiqi ZHANG
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Publication number: 20230119677Abstract: The present invention provides a pixel structure. In sub-pixels of the same color group and polarity of each of the pixel units, polarities of data lines on left and right sides of half of the sub-pixels are positive and negative respectively, polarities of data lines on left and right sides of another half of the sub-pixels are negative and positive respectively. When the same pixel unit switches between display images of two frames, a brightness thereof is unchanged, which prevents low grayscale flickering occurring during switching between the display images of the two frames. The present invention also provides a display panel with the pixel structure and a display device with the pixel structure.Type: ApplicationFiled: June 18, 2020Publication date: April 20, 2023Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Lixia Li
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Publication number: 20220342260Abstract: A backlight module and a display device are provided. The backlight module includes a first data line, a second data line, and a light-emitting diode group. The light-emitting diode group includes two or more light-emitting diode units. A voltage at a connection point between a n-th light-emitting diode unit and the first data line is defined as Vn. A voltage at a connection point between the n-th light-emitting diode unit and the second data line is defined as Un. In response to Vi is greater than Vj, Ui is greater than Uj.Type: ApplicationFiled: December 28, 2020Publication date: October 27, 2022Inventors: Lixia LI, Zhijuan LONG
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Publication number: 20220319449Abstract: A light-emitting substrate and a display device are provided by the present application. The durations of pre-set periods of a plurality of driving circuits decrease along a direction from close to data signal input terminals to away from the data signal input terminals, and/or durations of the pre-set periods of the plurality of driving circuits decrease along a direction from close to first control signal input terminals to away from the first control signal input terminals, which the light-emitting luminance of the light-emitting elements at a near-end and far-end solving a display problem with the display device.Type: ApplicationFiled: November 26, 2020Publication date: October 6, 2022Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yan LI, Yihe ZHANG, Lixia LI, Haiyan QUAN, Duyeon HAN
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Publication number: 20220309981Abstract: A pixel driving structure is provided. The pixel driving structure includes: a plurality of scan lines and a plurality of data lines, the scan lines and the data lines are staggered to define pixels arranged in an array, and each of the data lines is connected to pixels of a same color. Each of the data lines only charges pixels of one color, therefore showing an image of a single color or a mixed color is a light-load operation, effectively reducing a risk of poor image display caused by insufficient charging of the pixels.Type: ApplicationFiled: September 22, 2020Publication date: September 29, 2022Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Lixia Li
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Publication number: 20220308396Abstract: The present disclosure provides a backlight module and a display device. The backlight module includes a substrate layer and light-emitting diode (LED) light bars equidistantly disposed on the substrate layer. Wherein, each of the LED light bars includes a signal line and LED lamp beads. The LED lamp beads are arranged on the signal line and electrically connected to the signal line. Wherein, a distribution density of the LED lamp beads gradually decreases from a low-level end of the signal line to a high-level end of the signal line.Type: ApplicationFiled: October 23, 2020Publication date: September 29, 2022Inventor: Lixia LI
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Patent number: 11333919Abstract: The present invention provides a display panel. The display panel includes an array substrate and a color filter substrate disposed opposite to each other. The array substrate includes a first substrate and a plurality of pixel units distributed on the first substrate in an array. The pixel units include a gate disposed on the first substrate and a pixel electrode disposed above the gate. The gate includes a first edge portion disposed adjacent to the pixel electrode, and an orthographic projection of the pixel electrode projected on the first substrate covers an orthographic projection of the first edge portion projected on the first substrate.Type: GrantFiled: March 6, 2020Date of Patent: May 17, 2022Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Lixia Li, Ningbo Yi
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Publication number: 20210405441Abstract: The present invention provides a display panel. The display panel includes an array substrate and a color filter substrate disposed opposite to each other. The array substrate includes a first substrate and a plurality of pixel units distributed on the first substrate in an array. The pixel units include a gate disposed on the first substrate and a pixel electrode disposed above the gate. The gate includes a first edge portion disposed adjacent to the pixel electrode, and an orthographic projection of the pixel electrode projected on the first substrate covers an orthographic projection of the first edge portion projected on the first substrate.Type: ApplicationFiled: March 6, 2020Publication date: December 30, 2021Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Lixia LI, Ningbo Yi
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Patent number: 10623608Abstract: Examples herein involve retrieving a color transformation from a highlighter color transform, and processing an image using the color transformation to enhance highlighter colors in the image, the image scanned by a scanner using strobed illumination.Type: GrantFiled: June 26, 2015Date of Patent: April 14, 2020Assignee: Hewlett-Packard Development Company, L.P.Inventors: Lixia Li, Mark Shaw, Jerry Wagner, Craig T Johnson, Di-Yuan Tzeng, George Henry Kerby
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Publication number: 20180084156Abstract: Examples herein involve retrieving a color transformation from a highlighter color transform, and processing an image using the color transformation to enhance highlighter colors in the image, the image scanned by a scanner using strobed illumination.Type: ApplicationFiled: June 26, 2015Publication date: March 22, 2018Inventors: Lixia Li, Mark Shaw, Jerry Wagner, Craig T Johnson, Di-Yuan Tzeng, George Henry Kerby
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Patent number: 9521294Abstract: Adjusting digital images for parallax includes receiving (401) a digital image of an object on a platform from a camera positioned over the platform and adjusting (402) a magnification of a top surface of the object in the digital image based on a height of the object.Type: GrantFiled: June 4, 2012Date of Patent: December 13, 2016Assignee: Hewlett-Packard Development Company, L.P.Inventors: Peter Majewicz, Teresa M O'Keeffe, Lixia Li
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Patent number: D908105Type: GrantFiled: March 19, 2020Date of Patent: January 19, 2021Assignee: SHENZHEN HEXISHIJI CO., LTD.Inventor: Lixia Li