Patents by Inventor Sitao Huo
Sitao Huo 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: 20220344312Abstract: An LED module, an LED source substrate, a display panel, and a display apparatus are provided. The LED module includes N LED chips. N is an integer not smaller than 2. The N LED chips share one first electrode. At least two of the N LED chips each include a second electrode.Type: ApplicationFiled: July 7, 2022Publication date: October 27, 2022Inventors: Sitao Huo, Yuan Ding
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Publication number: 20220189937Abstract: Provided are a display panel and a display device. The display panel includes a first display region, a second display region and a non-display region between the first display region and the second display region. The display panel further includes a third display region. The third display region and the non-display region at least partially overlap in the light emission direction of the display panel. In the preceding solution, the third display region is added in the display panel, and the third display region and the non-display region between the first display region and the second display region at least partially overlap in the light emission direction of the display panel, that is, the third display region covers at least part of the joint between the first display region and the second display region.Type: ApplicationFiled: February 27, 2022Publication date: June 16, 2022Applicant: Shanghai Tianma Microelectronics Co., Ltd.Inventors: Sitao HUO, Shuang YANG
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Publication number: 20220037412Abstract: A color film substrate, a display panel, and a display device are provided. The color film substrate includes a substrate; a color filter layer disposed on the substrate; and a color conversion layer disposed on a side of the color filter layer away from the substrate. In an area of the color conversion layer corresponding to each pixel unit, the color conversion layer includes at least two color conversion units. Colors of lights generated by color conversion materials of different color conversion units excited by excitation light are different. In a same color conversion unit, a concentration of a color conversion material in a side of the color conversion layer adjacent to the color filter layer is C1, and a concentration of a color conversion material in a side of the color conversion layer away from the color filter layer is C2, and |C1?C2|>0.Type: ApplicationFiled: September 28, 2020Publication date: February 3, 2022Inventor: Sitao HUO
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Patent number: 11114508Abstract: A display panel and a display device are described. The display panel includes three-pixel units representing three different colors. In each pixel unit there are six sub-pixels dividing an anode formed on the pixel unit; in the same pixel unit, anodes of all sub-pixels are insulated from each other; three closest sub-pixels of different colors form a main pixel; and a center point of the main pixel is in one-to-one association with an image point of a display source image, and the image point falls within 10% proximity of the associated center point of the main pixel. The six sub-pixels in each pixel unit are formed simultaneously in a manner of pixel printing.Type: GrantFiled: November 5, 2019Date of Patent: September 7, 2021Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Jialing Li, Sitao Huo
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Publication number: 20210210558Abstract: A display panel and a display device are provided. The display panel includes a substrate; a plurality of sub-pixels, each of which includes a light-emitting elements; a thin-film encapsulation layer located at a side of the light-emitting element facing away from the substrate and including a plurality of inorganic encapsulation layers and a plurality of organic encapsulation layers that are alternately stacked, at least one of the plurality of organic encapsulation layers being an organic color conversion layer configured to convert a color of light emitted by the light-emitting element; and a color filter layer located at a side of the thin film encapsulation layer facing away from the substrate.Type: ApplicationFiled: June 16, 2020Publication date: July 8, 2021Applicant: WuHan TianMa Micro-electronics CO., LTDInventor: Sitao HUO
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Patent number: 10978516Abstract: An organic light-emitting display panel includes a plurality of pixel defining aperture regions each having a same shape and size. Each pixel defining aperture region is partitioned into six sub-pixel regions, the six sub-pixels has a same area defined by six boundary lines, each boundary line is a connection line running from a center point to an edge of the pixel defining aperture region. The plurality of the pixel defining aperture regions is characterized with three different colors. The six sub-pixels of any one of the pixel defining aperture regions is characterized with a same color. Two adjacent pixel defining aperture regions are characterized with different colors. Three connection lines between the center points of three adjacent pixel defining aperture regions have different colors constitute an isosceles right triangle, and three sub-pixel regions defined by the isosceles right triangle constitute one pixel unit.Type: GrantFiled: April 16, 2019Date of Patent: April 13, 2021Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Liqin Shao, Sitao Huo
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Patent number: 10950632Abstract: An array substrate, a method for fabricating the array substrate and a display panel. The array substrate is provided with at least one isolation mesa in each of multiple pixel grooves in a pixel-defining layer, so that a light-emitting layer of a second sub-pixel located on the isolation mesa and a light-emitting layer of a first sub-pixel located on an exposed portion of a bottom surface of the pixel groove are on different planes and thereby isolated. It is prevented that an adjacent sub-pixel is influenced via the light-emitting layer, in a case that the anode of the second sub-pixel and the anode of the first sub-pixel receive different voltages. The isolation mesa does not form a non-emitting region in the pixel groove. An aperture ratio of the array substrate is not reduced. High PPI of the array substrate is ensured.Type: GrantFiled: April 18, 2019Date of Patent: March 16, 2021Assignee: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.Inventor: Sitao Huo
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Patent number: 10756147Abstract: Provided are an organic light-emitting display panel and an electronic device. The organic light-emitting display panel includes a plurality of sub-pixel units and a plurality of pixel circuits. The sub-pixel units are defined by a bank, the plurality of sub-pixel units emits m different colors, any two adjacent sub-pixel units emit different colors, each of the plurality of sub-pixel units includes n sub-pixels emitting a same color, and each of the sub-pixels includes a first electrode, the first electrodes of any two sub-pixels are separated from each other, where m is 3 or 4, and n is an integer no less than 3. The pixel circuits are arranged in a rectangular array, the pixel circuits are in one-to-one correspondence with the sub-pixels, and each of the pixel circuits is electrically connected to the corresponding first electrode via a connecting wire.Type: GrantFiled: May 21, 2018Date of Patent: August 25, 2020Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Xiaobo Cai, Sitao Huo, Wenxin Jiang
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Publication number: 20200212124Abstract: An organic light-emitting display panel includes a plurality of pixel defining aperture regions each having a same shape and size. Each pixel defining aperture region is partitioned into six sub-pixel regions, the six sub-pixels has a same area defined by six boundary lines, each boundary line is a connection line running from a center point to an edge of the pixel defining aperture region. The plurality of the pixel defining aperture regions is characterized with three different colors. The six sub-pixels of any one of the pixel defining aperture regions is characterized with a same color. Two adjacent pixel defining aperture regions are characterized with different colors. Three connection lines between the center points of three adjacent pixel defining aperture regions have different colors constitute an isosceles right triangle, and three sub-pixel regions defined by the isosceles right triangle constitute one pixel unit.Type: ApplicationFiled: April 16, 2019Publication date: July 2, 2020Inventors: Liqin Shao, Sitao Huo
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Publication number: 20200203384Abstract: An array substrate, a method for fabricating the array substrate and a display panel. The array substrate is provided with at least one isolation mesa in each of multiple pixel grooves in a pixel-defining layer, so that a light-emitting layer of a second sub-pixel located on the isolation mesa and a light-emitting layer of a first sub-pixel located on an exposed portion of a bottom surface of the pixel groove are on different planes and thereby isolated. It is prevented that an adjacent sub-pixel is influenced via the light-emitting layer, in a case that the anode of the second sub-pixel and the anode of the first sub-pixel receive different voltages. The isolation mesa does not form a non-emitting region in the pixel groove. An aperture ratio of the array substrate is not reduced. High PPI of the array substrate is ensured.Type: ApplicationFiled: April 18, 2019Publication date: June 25, 2020Inventor: Sitao HUO
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Patent number: 10665650Abstract: A display panel, comprising: a base substrate, an array layer on the base substrate; an anode on a side of the array layer facing away from the base substrate; a pixel defining layer located on a side of the anode facing away from the base substrate and having a second opening and a first opening which exposes the anode and defines an organic light-emitting layer; a first island portion located on a side of the pixel defining layer facing away from the base substrate and having a via hole which corresponds to the second opening; an auxiliary conductive portion between the pixel defining layer and the base substrate; and a cathode located on sides, facing away from the base substrate, of the organic light-emitting layer, the pixel defining layer, and the first island portion and electrically connected to the auxiliary conductive portion through the via hole and the second opening.Type: GrantFiled: July 4, 2019Date of Patent: May 26, 2020Assignee: WuHan TianMa Micro-Electronics Co., Ltd.Inventor: Sitao Huo
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Publication number: 20200075690Abstract: A display panel and a display device are described. The display panel includes three-pixel units representing three different colors. In each pixel unit there are six sub-pixels dividing an anode formed on the pixel unit; in the same pixel unit, anodes of all sub-pixels are insulated from each other; three closest sub-pixels of different colors form a main pixel; and a center point of the main pixel is in one-to-one association with an image point of a display source image, and the image point falls within 10% proximity of the associated center point of the main pixel. The six sub-pixels in each pixel unit are formed simultaneously in a manner of pixel printing.Type: ApplicationFiled: November 5, 2019Publication date: March 5, 2020Inventors: Jialing LI, Sitao HUO
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Patent number: 10483338Abstract: The present disclosure provides organic light-emitting display panel, manufacturing method, and organic light-emitting display device. Organic light-emitting display panel includes: array substrate, planarization layer, pixel defining layer, and multiple organic light-emitting devices. The pixel defining layer has multiple pixel apertures, each of which is provided therein with at least two organic light-emitting devices for emitting a same color. Anodes of the organic light-emitting devices are one-to-one electrically connected to pixel driving circuits on the array substrate. The planarization layer is provided with multiple grooves, which are disposed between any adjacent two organic light-emitting devices in each pixel aperture and are filled with hydrophobic layer. The hydrophobic layer is provided with multiple trenches. Extending direction of each groove is the same as extending direction of each trench. The organic light-emitting function layer breaks at each trench.Type: GrantFiled: August 7, 2018Date of Patent: November 19, 2019Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Sitao Huo, Guofeng Zhang
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Publication number: 20190326376Abstract: A display panel, comprising: a base substrate, an array layer on the base substrate; an anode on a side of the array layer facing away from the base substrate; a pixel defining layer located on a side of the anode facing away from the base substrate and having a second opening and a first opening which exposes the anode and defines an organic light-emitting layer; a first island portion located on a side of the pixel defining layer facing away from the base substrate and having a via hole which corresponds to the second opening; an auxiliary conductive portion between the pixel defining layer and the base substrate; and a cathode located on sides, facing away from the base substrate, of the organic light-emitting layer, the pixel defining layer, and the first island portion and electrically connected to the auxiliary conductive portion through the via hole and the second opening.Type: ApplicationFiled: July 4, 2019Publication date: October 24, 2019Applicant: WuHan TianMa Micro-Electronics Co., Ltd.Inventor: Sitao HUO
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Patent number: 10365774Abstract: A display panel and a display device are disclosed. The display panel includes a first substrate; a first electrode and a second electrode sequentially formed on the first substrate, an organic light emitting layer being interposed between the first electrode and the second electrode and the second electrode being multiplexed as a first pressure detection electrode; a thin film encapsulation layer formed on the first pressure detection electrode, the thin film encapsulation layer comprising at least one organic layer; and a second pressure detection electrode formed on the thin film encapsulation layer, the second pressure detection electrode being multiplexed as a touch detection electrode.Type: GrantFiled: December 5, 2016Date of Patent: July 30, 2019Assignees: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD., TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Chuanli Leng, Sitao Huo, Feng Lu, Qijun Yao
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Patent number: 10241602Abstract: A display panel and a display device are provided. The display panel comprises a substrate, a display element, a touch electrode layer, a plurality of touch signal lines, and a first barrier layer. The display element, the touch electrode layer and the plurality of touch signal lines are disposed on the substrate, and the touch electrode layer and the touch signal lines are disposed in a same layer. The first barrier layer is disposed between the display element and the touch electrode layer, and includes at least one organic film and at least one inorganic film alternately arranged.Type: GrantFiled: April 5, 2016Date of Patent: March 26, 2019Assignees: Shanghai Tianma Micro-electronics Co., Ltd., Tianma Micro-electronics Co., Ltd.Inventor: Sitao Huo
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Patent number: 10234732Abstract: A display panel and a display device are disclosed. Each of pixels in the display panel includes a pixel area; a switch element located near an intersection of a data line and a scan line; a pixel electrode electrically connected to the switch element; and a common electrode located on the first substrate. The common electrode comprises first common electrodes superposing data lines or scan lines and having the same first width; and second common electrodes overlapping with respective pixel areas and having the same second width, the first width is the same as the second width. Alternatively, the common electrode comprises first slits, which have the same first slit width, located above data lines and scan lines, and second slits, which have the same second slit width and are located in respective pixel areas. The first slit width is the same as the second slit width.Type: GrantFiled: June 21, 2017Date of Patent: March 19, 2019Assignees: Shanghai Tianma Micro-electronics Co., Ltd., Tianma Micro-electronics Co., Ltd.Inventors: Lei Niu, Zhihua Ling, Lingxiao Du, Jun Ma, Sitao Huo, Tianyi Wu
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Publication number: 20180350888Abstract: The present disclosure provides organic light-emitting display panel, manufacturing method, and organic light-emitting display device. Organic light-emitting display panel includes: array substrate, planarization layer, pixel defining layer, and multiple organic light-emitting devices. The pixel defining layer has multiple pixel apertures, each of which is provided therein with at least two organic light-emitting devices for emitting a same color. Anodes of the organic light-emitting devices are one-to-one electrically connected to pixel driving circuits on the array substrate. The planarization layer is provided with multiple grooves, which are disposed between any adjacent two organic light-emitting devices in each pixel aperture and are filled with hydrophobic layer. The hydrophobic layer is provided with multiple trenches. Extending direction of each groove is the same as extending direction of each trench. The organic light-emitting function layer breaks at each trench.Type: ApplicationFiled: August 7, 2018Publication date: December 6, 2018Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Sitao HUO, Guofeng Zhang
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Patent number: 10088930Abstract: An AMOLED panel is provided. A cathode of the AMOLED panel is patterned into rows of first electrodes and columns of second electrodes, two adjacent first electrodes in the same row are electrically connected with each other, and two adjacent second electrodes in the same column are electrically connected to a conductive line in a different layer via plugs. The rows receive driving signals sequentially and the columns generate sensing signals for detecting proximity of an external conductive object.Type: GrantFiled: August 1, 2016Date of Patent: October 2, 2018Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventor: Sitao Huo
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Publication number: 20180269268Abstract: Provided are an organic light-emitting display panel and an electronic device. The organic light-emitting display panel includes a plurality of sub-pixel units and a plurality of pixel circuits. The sub-pixel units are defined by a bank, the plurality of sub-pixel units emits m different colors, any two adjacent sub-pixel units emit different colors, each of the plurality of sub-pixel units includes n sub-pixels emitting a same color, and each of the sub-pixels includes a first electrode, the first electrodes of any two sub-pixels are separated from each other, where m is 3 or 4, and n is an integer no less than 3. The pixel circuits are arranged in a rectangular array, the pixel circuits are in one-to-one correspondence with the sub-pixels, and each of the pixel circuits is electrically connected to the corresponding first electrode via a connecting wire.Type: ApplicationFiled: May 21, 2018Publication date: September 20, 2018Inventors: Xiaobo CAI, Sitao Huo, Wenxin Jiang