With Supplemental Capacitor Patents (Class 349/38)
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Patent number: 12124143Abstract: A display panel includes a display region and a peripheral region other than the display region. The display panel includes, in the peripheral region, a gate drive circuit and a first trunk line extending in a column direction. The first trunk line includes a first edge on a first side corresponding to the display region side in the row direction and a second edge on a second side corresponding to a side opposite to the display region in the row direction. The first trunk line includes a first portion and a second portion, each including the first edge and the second edge, and the first edge of the second portion is closer to the second side in the row direction than the first edge of the first portion. The first portion is not provided with an element, and the second portion includes a region provided with an element.Type: GrantFiled: September 27, 2023Date of Patent: October 22, 2024Assignee: Sharp Display Technology CorporationInventors: Hidetoshi Nakagawa, Yoshihisa Takahashi, Masahiro Matsuda
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Patent number: 12075644Abstract: An array substrate includes: a base; light shield layers and a first auxiliary electrode that are disposed on the base; at least one insulating layer covering the light shield layers and the first auxiliary electrode; first electrodes that are disposed on the at least one insulating layer, a conductive connection portion; a pixel definition layer defining light-emitting regions and covering the conductive connection portion; organic light-emitting layers disposed on the first electrodes and located in the light-emitting regions defined by the pixel definition layer; and at least one second electrode covering the pixel definition layer and the organic light-emitting layers. A second electrode is electrically connected to the conductive connection portion through a via that penetrates through the pixel definition layer. The conductive connection portion is electrically connected to the first auxiliary electrode through a via that penetrates through the at least one insulating layer.Type: GrantFiled: May 15, 2020Date of Patent: August 27, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guoying Wang, Zhen Song
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Patent number: 11988927Abstract: Provided is an array substrate. The array substrate includes a plurality of sub-pixels; wherein a storage capacitor and an extended storage capacitor are disposed in each of the plurality of sub-pixels, the extended storage capacitor and the storage capacitor being connected in parallel; and the array substrate includes a gate electrode layer, a source and drain electrode layer, and a pixel electrode.Type: GrantFiled: March 9, 2021Date of Patent: May 21, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Zhengdong Zhang, Xiaofei Yang, Lei Su, Limiao Wang, Hongjun Wang, Jia Meng, Xiaoxu Hu
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Patent number: 11971632Abstract: The present invention provides a dimming panel sequentially including: a first substrate; a liquid crystal layer; and a second substrate, the first substrate sequentially including an insulating substrate, a first electrode, a first insulator layer, and a second electrode, the second electrode including, in a plan view, linear electrodes parallel to each other with slit regions in between, and bridge electrodes each of which is disposed in one of the slit regions and is connecting two adjacent linear electrodes, the bridge electrodes including a first bridge electrode in a first slit region, a second bridge electrode in a second slit region adjacent to the first slit region, and a third bridge electrode in a third slit region adjacent to the second slit region, the first bridge electrode, the second bridge electrode, and the third bridge electrode being discrete from one another.Type: GrantFiled: August 1, 2022Date of Patent: April 30, 2024Assignee: SHARP KABUSHIKI KAISHAInventors: Fumikazu Shimoshikiryoh, Shigeyuki Yamada, Toshinori Sugihara, Takehisa Yoshida
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Patent number: 11887534Abstract: Provided is a display apparatus in which an area of a dead space is significantly reduced, the display apparatus including a first scan line extending in a first direction, a second scan line spaced apart from the first scan line and extending in the first direction, a first pixel set disposed between the first scan line and the second scan line, the first pixel set including a 1-1st pixel including n sub-pixels and a 1-2nd pixel including n sub-pixels, and n first data lines spaced apart from each other, disposed between the 1-1st pixel and the 1-2nd pixel in a plan view, extending in a second direction crossing the first direction, and electrically connected to the 1-1st pixel and the 1-2nd pixel.Type: GrantFiled: May 7, 2021Date of Patent: January 30, 2024Assignee: Samsung Display Co., Ltd.Inventors: Donghee Shin, Donghyeon Ki, Sunkwun Son, Nahyeon Cha
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Patent number: 11860482Abstract: This application discloses a method for manufacturing a display panel and a display panel. The display panel 100 includes: a first substrate 111; a second substrate 112; and a sealant 132, adhering the first substrate 111 and the second substrate 112 in a sealed manner. The first substrate 111 is provided with at least one metallic wire 120 in a sealant region 130. The sealant region 131 is provided with a depressed portion 141.Type: GrantFiled: April 29, 2022Date of Patent: January 2, 2024Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventor: Junhong Cao
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Patent number: 11860498Abstract: A display panel is provided in the disclosure. The display panel includes at least one first region and at least one second region. The display panel includes a first substrate assembly. The first substrate assembly includes multiple first driving transistors located in the at least one first region and multiple second driving transistors located in the at least one second region. A first source or a first drain of the first driving transistor has a first width, and the first source and the first drain are spaced apart by a first spacing. A second source or a second drain of the second driving transistor has a second width, and the second source and the second drain are spaced apart by a second spacing. A ratio of the second width to the second spacing is greater than a ratio of the first width to the first spacing.Type: GrantFiled: December 29, 2022Date of Patent: January 2, 2024Assignee: HKC CORPORATION LIMITEDInventors: Wenliang Song, Baohong Kang
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Patent number: 11854506Abstract: According to one embodiment, a display device includes a first scanning line, a second scanning line, a signal line, a capacitive line and a pixel including a pixel electrode, a first transparent electrode connected to the capacitive line, a second transparent electrode capacitively coupled to the pixel electrode, a first switch, and a second switch. The first transparent electrode is capacitively coupled to the second transparent electrode. The first switch is electrically connected to the signal line, the pixel electrode, and the first scanning line. The second switch is electrically connected to the signal line, the second transparent electrode, and the second scanning line.Type: GrantFiled: September 28, 2021Date of Patent: December 26, 2023Assignee: JAPAN DISPLAY INC.Inventor: Hirotaka Hayashi
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Patent number: 11776454Abstract: A display apparatus includes a plurality of pixels arranged in rows and columns, a plurality of gate lines in a first direction and connected to the pixels, and a plurality of data lines connected to the pixels. A number of data lines are between pixels in one row and in each of first areas adjacent to one side of the pixels in one column of a first column and the last column.Type: GrantFiled: January 10, 2022Date of Patent: October 3, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Il-joo Kim, Mukyung Jeon, Ansu Lee
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Patent number: 11754892Abstract: Provided is an electro-optical device including: a substrate having a recessed portion that extends in a first direction; a laminated film having a first conductive film, a dielectric film, and a second conductive film; a first insulating film; a light shielding film; a second insulating film; and a semiconductor film including a source region, a channel region, and a drain region that are disposed in this order in the first direction, wherein the laminated film, the first insulating film, the light shielding film, the second insulating film, and the semiconductor film are disposed in this order from the substrate side, and the semiconductor film overlaps with the recessed portion and is disposed along the recessed portion as viewed in plan view.Type: GrantFiled: March 11, 2022Date of Patent: September 12, 2023Assignee: SEIKO EPSON CORPORATIONInventors: Kikuya Morita, Yohei Sugimoto
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Patent number: 11726371Abstract: By increasing an interval between electrodes which drives liquid crystals, a gradient of an electric field applied between the electrodes can be controlled and an optimal electric field can be applied between the electrodes. The invention includes a first electrode formed over a substrate, an insulating film formed over the substrate and the first electrode, a thin film transistor including a semiconductor film in which a source, a channel region, and a drain are formed over the insulating film, a second electrode located over the semiconductor film and the first electrode and including first opening patterns, and liquid crystals provided over the second electrode.Type: GrantFiled: July 9, 2021Date of Patent: August 15, 2023Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Hajime Kimura
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Patent number: 11657770Abstract: It is an object of the present invention to provide a display device in which problems such as an increase of power consumption and increase of a load of when light is emitted are reduced by using a method for realizing pseudo impulsive driving by inserting an dark image, and a driving method thereof. A display device which displays a gray scale by dividing one frame period into a plurality of subframe periods, where one frame period is divided into at least a first subframe period and a second subframe period; and when luminance in the first subframe period to display the maximum gray scale is Lmax1 and luminance in the second subframe period to display the maximum gray scale is Lmax2, (½) Lmax2<Lmax1<( 9/10) Lmax2 is satisfied in the one frame period, is provided.Type: GrantFiled: July 9, 2020Date of Patent: May 23, 2023Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Yasunori Yoshida, Hajime Kimura
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Patent number: 11609468Abstract: A TFT is provided that has a semiconductor layer in which one source drain region, one LDD region, a channel region, another LDD region, and a first portion of another source drain region extend along a first direction at a position overlapping a scanning line, and a second portion of the other source drain region extends along a second direction at a position overlapping a data line, a light shielding wall is disposed along the one LDD region or the other LDD region extending along the first direction, a substrate has a recessed portion in a region overlapping the light shielding wall, and a part of the light shielding wall is disposed along a side surface and a bottom surface of the recessed portion.Type: GrantFiled: February 21, 2022Date of Patent: March 21, 2023Assignee: SEIKO EPSON CORPORATIONInventor: Yohei Sugimoto
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Patent number: 11598997Abstract: A liquid crystal apparatus includes a scan line extending in a ±X direction, a data line extending in a ±Y direction that intersects with the ±X direction, a TFT having a semiconductor layer in which, at a position overlapping with the scan line in plan view, one source drain region and a channel region extend along the ±X direction, and at a position overlapping with the data line in plan view, another source drain region extends along the ±Y direction, and a first upper capacitance element and a second upper capacitance element provided at a position overlapping with the data line, so as to overlap with the other source drain region in plan view.Type: GrantFiled: October 20, 2020Date of Patent: March 7, 2023Assignee: SEIKO EPSON CORPORATIONInventor: Yohei Sugimoto
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Patent number: 11579500Abstract: A display device includes a first liquid crystal panel configured to display an image to be seen by the observer, and a second liquid crystal panel laid on the first liquid crystal panel. The second liquid crystal panel includes a black matrix defining pixels, opaque gate lines disposed to be distant from one another in a first direction, and opaque data lines disposed to be distant from one another in a second direction different from the first direction. Lines of the black matrix disposed to be distant from one another in the first direction and the gate lines constitute dark lines disposed at a specified pitch in the first direction. Lines of the black matrix disposed to be distant from one another in the second direction and the data lines constitute dark lines disposed at a specified pitch in the second direction.Type: GrantFiled: December 23, 2020Date of Patent: February 14, 2023Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Takeshi Sasaki, Tsutomu Kadotani, Hidenori Ikeno
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Patent number: 11574813Abstract: Atomic layer etching (ALE) processes are disclosed. In some embodiments, the methods comprise at least one etch cycle in which a substrate comprising a metal, metal oxide, metal nitride or metal oxynitride layer is contacted with an etch reactant comprising an vapor-phase N-substituted derivative of amine compound. In some embodiments the etch reactant reacts with the substrate surface to form volatile species including metal atoms from the substrate surface. In some embodiments a metal or metal nitride surface is oxidized as part of the ALE cycle. In some embodiments a substrate surface is contacted with a halide as part of the ALE cycle. In some embodiments a substrate surface is contacted with a plasma reactant as part of the ALE cycle.Type: GrantFiled: December 7, 2020Date of Patent: February 7, 2023Assignee: ASM IP HOLDING B.V.Inventors: Charles Dezelah, Varun Sharma
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Patent number: 11539023Abstract: A display substrate and a manufacturing method thereof, and a display panel are provided. The display substrate includes a base substrate having a display region and a peripheral region adjacent to the display region, the peripheral region being provided therein with a gate driver-on-array circuit including a plurality of transistors and capacitors, all of the transistors are provided in a transistor region, at least a part of the plurality of capacitors are provided in a capacitor region, and the capacitor region is located on a side of the transistor region distal to the display region; and an encapsulation structure for encapsulating the display region and the transistor region together; the peripheral region further including a sealing region for arranging a sealing structure therein, the capacitor region is located in the sealing region, and the sealing region is provided on a side of the encapsulation structure distal to the display region.Type: GrantFiled: September 20, 2019Date of Patent: December 27, 2022Assignees: Hefei BOE Joint Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.Inventors: Zhidong Yuan, Yongqian Li, Can Yuan, Enming Xie
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Patent number: 11493816Abstract: It is an object to provide a liquid crystal display device which has excellent viewing angle characteristics and higher quality. The present invention has a pixel including a first switch, a second switch, a third switch, a first resistor, a second resistor, a first liquid crystal element, and a second liquid crystal element. A pixel electrode of the first liquid crystal element is electrically connected to a signal line through the first switch. The pixel electrode of the first liquid crystal element is electrically connected to a pixel electrode of the second liquid crystal element through the second switch and the first resistor. The pixel electrode of the second liquid crystal element is electrically connected to a Cs line through the third switch and the second resistor. A common electrode of the first liquid crystal element is electrically connected to a common electrode of the second liquid crystal element.Type: GrantFiled: April 22, 2021Date of Patent: November 8, 2022Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Hajime Kimura
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Patent number: 11488538Abstract: A display is provided that includes an array of display pixels that receive data signals from display driver circuitry and that receive control signals from gate driver circuitry. The gate driver circuitry may include a chain of row driver circuits. Each row driver circuit may include a scan driver circuit and a scan inverter circuit. An enable transistor may be interposed between the scan driver circuit and the scan inverter circuit and may be selectively disabled to decouple the scan inverter circuit from the scan driver circuit to allow the scan inverter circuit to operate independent from the scan driver circuit. The scan inverter circuit may include a transistor that receives a scan pulse signal from the scan driver circuit and may further include additional transistors connected in a negative feedback configuration to reduce a drain-to-source voltage across the transistor to reduce leakage across the transistor during blanking times.Type: GrantFiled: March 25, 2021Date of Patent: November 1, 2022Assignee: Apple Inc.Inventors: Chin-Wei Lin, Shinya Ono, Gihoon Choo
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Patent number: 11435637Abstract: A display apparatus capable of supplying a high voltage to a display device is provided. A pixel has a function of retaining first data, a function of adding second data to the first data to generate third data, and a function of supplying the third data to the display device. Capacitive coupling by a capacitor is used for data addition. Two pixels provided in the vertical direction (the direction in which a source line extends) share components including the capacitor; thus, the area where the two pixels are provided can be assigned to the capacitor, which can increase the capacitance value. Thus, the data addition by the capacitive coupling can be efficiently performed.Type: GrantFiled: September 9, 2019Date of Patent: September 6, 2022Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Susumu Kawashima, Naoto Kusumoto
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Patent number: 11435843Abstract: A display panel and a fabrication method thereof are provided. The display panel includes pixels, data lines and scan lines. The pixels are arranged in pixel rows and pixel columns, and each pixel has subpixels. The data lines are configured to transmit data signals to the pixels, and each data line has a non-straight and continuously curved shape or a non-straight and continuously bent shape. The scan lines are configured to sequentially transmit scan signals to the pixels. The subpixels of each pixel are coupled to different scan lines, and each data line is curved or bent with respect to a unit of one pixel. Accordingly, the display panel of the invention can avoid the problems of poor image display and vertical line (V-line) defects as well as reducing power consumption.Type: GrantFiled: September 2, 2021Date of Patent: September 6, 2022Assignee: HannStar Display CorporationInventors: Jing-Xuan Chen, Cheng-Yen Yeh, Mu-Kai Kang, Sz-Kai Huang
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Patent number: 11415840Abstract: The present invention provides a liquid crystal display device that includes a first substrate having an electrode A formed thereon; a second substrate having an electrode B formed thereon and being disposed to oppose the first substrate; and a liquid crystal layer disposed between the first substrate and the second substrate and substantially vertically aligned with respect to the first and second substrates when no voltage is applied between electrodes, in which the electrode A has a fishbone pattern having a branched portion, and a space (S ?m) between adjacent branches of branches of the fishbone pattern and an inter-substrate distance (d ?m) between the first substrate and the second substrate satisfy a relationship of formula (1): (d?0.6)/1.25<S<(d+1.1)/1.25??formula (1).Type: GrantFiled: April 25, 2019Date of Patent: August 16, 2022Assignee: DIC CORPORATIONInventors: Kazuki Kurisawa, Yuichi Inoue
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Patent number: 11348549Abstract: According to one embodiment, a display device includes a first scanning line, a second scanning line, a signal line, a capacitance line, and a pixel. The pixel includes a pixel electrode, an auxiliary electrode, a first switch, a second switch, and a third switch. The first switch is electrically connected to the signal line, the pixel electrode, and the first scanning line. The second switch is electrically connected to the auxiliary electrode, the first scanning line, and the capacitance line. The third switch is electrically connected to the signal line, the second scanning line, and the auxiliary electrode.Type: GrantFiled: January 22, 2021Date of Patent: May 31, 2022Assignee: Japan Display Inc.Inventors: Hirotaka Hayashi, Gen Koide
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Patent number: 11327363Abstract: A display apparatus includes: a backlight assembly including a light source; and at least one functional material; wherein: the light source is configured to emit a white light; and the at least one functional material is configured to absorb light in at least one of a range of 480 nm-520 nm or a range of 575 nm-600 nm to thereby reshape the white light to have blue, red, and green peaks.Type: GrantFiled: October 25, 2019Date of Patent: May 10, 2022Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xibin Shao, Dongchuan Chen, Yanping Liao
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Patent number: 11307464Abstract: The present disclosure provides an array substrate for a reflective display panel, a method for preparing the same, and a display panel, the array substrate including a base and a pixel electrode and a structure for reflecting light arranged on the base, in which the structure for reflecting light is configured to reflect light at a predetermined wavelength and allow light other than the light at the predetermined wavelength to transmit therethrough.Type: GrantFiled: September 5, 2019Date of Patent: April 19, 2022Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guanglei Yang, Zhixiang Fang
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Patent number: 11264406Abstract: A thin-film transistor array including an insulating substrate, a gate insulating film sandwiched between a first structure and a second structure, the first structure including a gate electrode, a gate wire connected to the gate electrode, a capacitor electrode, and a capacitor wire connected to the capacitor electrode, and the second structure including a source electrode, a source wire connected to the source electrode, a drain electrode, and a pixel electrode connected to the drain electrode, a resistor inserted between parts of the capacitor wire, and a semiconductor layer formed between the source electrode and the drain electrode. The pixel electrode is positioned over the capacitor electrode with the gate insulating film positioned therebetween and has a storage capacitance, and the source electrode and the drain electrode are positioned over the gate electrode with the gate insulating film positioned therebetween.Type: GrantFiled: September 18, 2017Date of Patent: March 1, 2022Assignee: TOPPAN PRINTING CO., LTD.Inventor: Mamoru Ishizaki
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Patent number: 11256131Abstract: The present disclosure discloses a jump connection structure of a reflective display comprising a substrate, a shielding layer, a low reflective layer, an organic layer, a first transparent conductive layer, and a first reflective layer. The shielding layer is disposed on the substrate. The low reflective layer is disposed on the shielding layer. The organic layer is disposed on the low reflective layer, wherein the organic layer and the low reflective layer have a first via, and a part of the shielding layer is exposed from the first via. The first transparent conductive layer is disposed on the exposed shielding layer. The first reflective layer is disposed on a top surface of the organic layer, a side surface of the organic layer, and the first transparent conductive layer. In the present disclosure, a reflective display with good display function and low power consumption is implemented by the jump connection structure.Type: GrantFiled: October 29, 2020Date of Patent: February 22, 2022Assignee: GIANTPLUS TECHNOLOGY CO., LTD.Inventors: I-Ta Jiang, Che-Yao Wu, Kai-Ju Chou
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Patent number: 11249332Abstract: A liquid crystal display device and a drive method thereof are disclosed. The liquid crystal display device includes a display panel and a controller. The display panel includes a display region, a plurality of pixels arranged in a matrix are provided in the display region, each of the plurality of pixels includes a red sub-pixel, a blue sub-pixel and a green sub-pixel, and the display region includes a middle portion and a peripheral portion outside the middle portion, and at least one first pixel is provided in the peripheral portion, the controller is configured to relatively increase a luminous intensity of a blue sub-pixel in the first pixel.Type: GrantFiled: December 15, 2017Date of Patent: February 15, 2022Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Ruifang Du, Zijun Cao, Yuanyuan Liu, Xiaoye Ma, Rui Ma
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Patent number: 11249351Abstract: Embodiments of the present disclosure provide an array substrate and a display device. The array substrate includes a plurality of gate lines and a plurality of data lines, the plurality of gate lines and the plurality of data lines crossing one another to bound pixel units and the pixel unites each including a pixel electrode and a thin film transistor, which includes a drain electrode, the array substrate further includes a common electrode line, the drain electrode includes an extension portion and the common electrode line and the extension portion form a light blocking structure together such that an orthographic projection of the light blocking structure on a plane where the pixel electrode is located is located near an edge of the pixel electrode. The array substrate provided by the present disclosure is applied to a display device.Type: GrantFiled: May 26, 2020Date of Patent: February 15, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jianbo Xian, Pan Li, Yong Qiao, Xinyin Wu, Jian Xu
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Patent number: 11233074Abstract: The present application provides an array substrate and a manufacturing method thereof. The array substrate includes a thin film transistor and a storage capacitor prepared on a substrate; the thin film transistor includes a gate, an active layer, and a source/drain; the storage capacitor includes a first electrode and a second electrode isolated therefrom by a dielectric layer; the gate is disposed above the first electrode and located at one end of the first electrode; and the second electrode corresponds to a portion of the first electrode non-corresponding to the gate.Type: GrantFiled: December 20, 2019Date of Patent: January 25, 2022Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Zhenguo Lin, Xingyu Zhou, Yuanjun Hsu, Poyen Lu
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Patent number: 11195473Abstract: Disclosed are a display device using an inverted signal and a driving method thereof. The display device includes a display panel driving circuit for writing data to pixels, a signal generation unit configured to generate a two-step signal for controlling the display panel driving circuit; a plurality of signal lines configured to connect the display panel driving circuit to the signal generation unit; and a signal inversion circuit configured to receive a two-step signal from the signal generation unit, invert the two-step signal, and supply three-step signals each including a positive polarity voltage, a reference level voltage, and a negative polarity voltage to the signal lines.Type: GrantFiled: May 28, 2020Date of Patent: December 7, 2021Assignee: LG Display Co., Ltd.Inventor: Jae Kwon Chae
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Patent number: 11152551Abstract: The present disclosure provides an electronic device providing a substrate, a first circuit, a plurality of bonding pads and a light emitting unit. The first circuit is disposed on the substrate. The bonding pads are disposed on the substrate, wherein at least one of the bonding pads includes a bonding part and a connecting part, and the bonding part is electrically connected to the first circuit through the connecting part. The light emitting unit is disposed on the substrate and corresponding to the bonding part, and the light emitting unit is electrically connected to the first circuit through at least one of the bonding pads. At least a portion of the first circuit is located between two of the bonding pads in a top view.Type: GrantFiled: April 16, 2019Date of Patent: October 19, 2021Assignee: InnoLux CorporationInventors: Min-Hsin Lo, Ker-Yih Kao, Ming-Chun Tseng, Hung-Sheng Liao
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Patent number: 11151954Abstract: An array substrate, a display panel, and a display device are provided. A Thin Film Transistor (TFT) device of a Gate Driver on Array (GOA) circuit includes a first-type TFT, a second-type TFT, a third-type TFT, and a fourth-type TFT that are disposed at intervals.Type: GrantFiled: October 22, 2018Date of Patent: October 19, 2021Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventor: Junhong Cao
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Patent number: 11150530Abstract: A manufacturing method of a display panel including following steps is provided. Providing a substrate. Forming a first metal layer including a first storage electrode on the substrate. Forming a first insulating layer on the first metal layer. Forming a second metal layer including a second storage electrode on the first insulating layer. Forming a second insulating layer on the second metal layer. Forming a third metal layer including a third storage electrode on the second insulating layer. A first storage capacitance is constituted by the first storage electrode and the second storage electrode as well as the first insulating layer located between the first storage electrode and the second storage electrode, and a second storage capacitance is constituted by the second storage electrode and the third storage electrode as well as the second insulating layer located between the second storage electrode and the third storage electrode.Type: GrantFiled: October 19, 2020Date of Patent: October 19, 2021Assignee: GIANTPLUS TECHNOLOGY CO., LTDInventors: Che-Yao Wu, Kai-Ju Chou, I-Ta Jiang
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Patent number: 11088231Abstract: An organic light emitting diode (OLED) display panel and manufacturing method thereof are provided. The display panel includes a substrate, a thin film transistor layer, and a light emitting structure, wherein the thin film transistor layer includes a polysilicon layer, a gate dielectric layer positioned on the polysilicon layer, a gate metal layer positioned on the gate dielectric layer, a gate buffer layer positioned on the gate dielectric layer, and an interlayer dielectric layer covering the gate dielectric layer, the gate metal layer, and the gate buffer layer.Type: GrantFiled: November 22, 2018Date of Patent: August 10, 2021Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Wu Ding, Songshan Li
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Patent number: 11081073Abstract: A liquid crystal display apparatus is disclosed. In the liquid crystal display apparatus, a first pixel of a plurality of pixels arranged in a matrix comprises a first sub-pixel and a second sub-pixel. The first sub-pixel and the second sub-pixel are connected to a first scanning line of a plurality of scanning lines, to which the first scanning line is supplied a first scanning signal. A first potential is supplied to a first auxiliary capacitance of the first sub-pixel based on a first control signal to select any of a plurality of row pixel groups after the first scanning signal. A second potential being different from the first potential is supplied to a second auxiliary capacitance of the second sub-pixel based on a second control signal to select any one of a plurality of row pixel groups after the first scanning signal.Type: GrantFiled: March 17, 2020Date of Patent: August 3, 2021Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventors: Koji Hasegawa, Yoshitaka Okumoto, Tokuyoshi Awa
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Patent number: 11079642Abstract: The present disclosure provides a display panel, which includes a plurality of data lines, a plurality of scan lines, and a plurality of pixels, a main scan electrode and a branch scan electrode of the same scan line are electrically connected, and a pixel electrode partially overlaps the branch scan electrode to form a storage capacitance.Type: GrantFiled: February 26, 2019Date of Patent: August 3, 2021Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTDInventor: Chihtsung Kang
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Patent number: 11063090Abstract: An image sensor and a method for fabricating the same are provided. The image sensor includes a substrate including a first surface opposite a second surface that is incident to light, a first photoelectric conversion layer in the substrate, a wiring structure including a plurality of wiring layers on the first surface of the substrate, an interlayer insulating film on the second surface of the substrate, a capacitor structure in the interlayer insulating film, and a first wiring on the interlayer insulating film. The capacitor structure includes a first conductive pattern, a dielectric pattern, and a second conductive pattern sequentially stacked on the second surface of the substrate. The second conductive pattern is connected to the first wiring.Type: GrantFiled: April 23, 2019Date of Patent: July 13, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Min Jun Choi, Kwan Sik Kim, Chang Hwa Kim, Sang Su Park, Man Geun Cho
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Patent number: 11054859Abstract: A display panel and a display device are provided. The display panel includes first display region and second display region at least partially surrounding the first display region. A density of the pixel units in the first display region is smaller than in the second display region. In the first display region, along a row direction, the first pixel unit in the first pixel unit row is between two adjacent second pixel units in the second pixel unit row, and the second pixel unit in the second pixel unit row is between two adjacent first pixel units in the first pixel unit row. The first pixel circuit and the second pixel circuit are connected to a same first or second signal line. The first pixel unit connected to the first pixel circuit and the second pixel unit connected to the second pixel circuit are located in adjacent rows or columns.Type: GrantFiled: December 19, 2019Date of Patent: July 6, 2021Assignee: WuHan TianMa Micro-electronics CO., LTDInventors: Yangzhao Ma, Ruiyuan Zhou, Yingjie Chen
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Patent number: 10998446Abstract: An array substrate, a manufacturing method thereof and a display panel are provided. The array substrate includes a base substrate, a plurality of thin film transistors and a first light shielding layer. The base substrate includes a first surface and a second surface respectively located on opposite sides of the base substrate. The plurality of thin film transistors are disposed on the first surface of the base substrate, and each of the plurality of thin film transistors includes an active layer. The first light shielding layer is disposed on the second surface of the base substrate. The first light shielding layer has at least one opening that overlaps with at least one thin film transistor in a direction perpendicular to the second surface of the base substrate to allow light to irradiate at least the active layer of at least one thin film transistor.Type: GrantFiled: April 26, 2019Date of Patent: May 4, 2021Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xuehuan Feng, Yongqian Li
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Patent number: 10996520Abstract: A display device includes: a first substrate and a second substrate including a plurality of pixel areas and opposing each other; a liquid crystal layer between the first substrate and the second substrate; a first pixel electrode on the first substrate; a first insulating layer on the first pixel electrode; and a second pixel electrode on the first insulating layer and in a different pixel area from a pixel area in which the first pixel electrode is disposed.Type: GrantFiled: February 24, 2017Date of Patent: May 4, 2021Inventors: Bonyong Koo, Chongchul Chai, Yujin Lee, Yongkoo Her
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Patent number: 10977975Abstract: The disclosure relates to a pixel structure, a method for driving the same, electronic paper, and a display device, where compensation electrodes electrically connected in correspondence with respective pixel electrodes are additionally arranged, and there are overlapping areas between orthographic projections of the compensation electrodes unto a base substrate, and orthographic projections of gate lines onto the base substrate. Furthermore the compensation electrodes corresponding to the n-th row of pixel electrodes are connected with second electrodes of corresponding first switch transistors, and gates and first electrodes of the first switch transistors are connected with the (n?1)-th gate line.Type: GrantFiled: April 29, 2019Date of Patent: April 13, 2021Assignees: Beijing BOE Optoelectronics Technology Co., Ltd, BOE Technology Group Co., Ltd.Inventors: Dawei Feng, Yue Li
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Patent number: 10971062Abstract: A control component for a current-driven optical media is provided. The control component includes thin film transistors (TFT) for driving pixels of an active matrix optoelectronic device. An additional electrode is provided in a separate conducting layer within the control component in order to add a separate capacitance (C2) that is coupled to the gate electrode of the control component to supplement the capacitance (C1) already coupled between the gate and source electrodes.Type: GrantFiled: April 22, 2016Date of Patent: April 6, 2021Assignee: Flexenable LimitedInventors: Tiziano Agostinelli, Burag Yaglioglu
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Patent number: 10923055Abstract: According to one embodiment, a display device includes a pixel electrode and a memory provided in each of pixels, a common electrode, a signal line to which a digital signal is supplied, a first drive line to which a display signal is supplied, a second drive line to which a non-display signal is supplied, a storage control circuit which stores the digital signal in the memory in a storage period, and a select control circuit which selectively supplies, in a display period, to the pixel electrode, one of the display signal and the non-display signal. The second drive circuit maintains potential of the common signal of the display period in the storage period when the display period transitions to the storage period.Type: GrantFiled: August 12, 2019Date of Patent: February 16, 2021Assignee: Japan Display Inc.Inventors: Takehiro Shima, Takayuki Nakao
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Patent number: 10908473Abstract: A light beam direction control device is provided with a transparent substrates in which main surfaces of the transparent substrate are opposed to each other, transparent conductive films respectively disposed on the main surface side of the transparent substrate, electrodes electrically connected to the transparent conductive films, a control circuit for controlling a potential difference between the transparent conductive films and a plurality of light beam transmitting regions arranged on the transparent substrates, light beam absorbing regions disposed between the adjacent light beam transmitting regions, and the transparent conductive films. When shifting the range of outgoing direction of light beam to a narrow state, the control circuit applies the electrodes electrically open and holds the open state.Type: GrantFiled: December 10, 2018Date of Patent: February 2, 2021Assignee: TIANMA JAPAN, LTD.Inventors: Tetsushi Sato, Kazunori Masumura, Kunihiro Shiota
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Patent number: 10879336Abstract: A capacitor includes an active layer, a gate insulation layer on the active layer, a gate electrode on the gate insulation layer, an interlayer insulating layer on the gate electrode, and a first electrode on the interlayer insulating layer and connected to the active layer through at least one contact hole.Type: GrantFiled: February 27, 2019Date of Patent: December 29, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Guang-Hai Jin, Jae-Beom Choi, Se-Hun Park, Jae-Seol Cho
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Patent number: 10852612Abstract: A liquid crystal display device includes a liquid crystal layer between first and second substrate. The first substrate includes a first and second sub-pixel areas. A first sub-pixel electrode is on the first substrate in the first sub-pixel area, and a first transistor is connected to a gate line, data line, and first sub-pixel electrode on the first substrate. A second sub-pixel electrode is on the first substrate in the second sub-pixel area, and a second transistor is connected to the gate line, the first transistor, and the second sub-pixel electrode. A first storage line is adjacent to one side of the first sub-pixel electrode. A second storage line is spaced from the first storage line and is adjacent to one side of the second sub-pixel electrode. A third transistor is connected to the gate line, second transistor, and second storage line.Type: GrantFiled: January 3, 2020Date of Patent: December 1, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sangyong No, Kwihyun Kim, Jiho Moon, Keebum Park
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Patent number: 10838294Abstract: The application provides a mask disposed above a panel; the panel includes a planarization layer, and the planarization layer includes a plurality of trenches, the planarization layer is coated with a layer of TITO; the mask is provided with transparent regions, semi-transparent regions and opaque regions; the transparent regions are respectively arranged on the periphery of the display area and the semi-transparent regions are respectively arranged on the area directly above the trenches on the periphery of the display area; the opaque regions are respectively disposed directly above on each place other than the trenches of the panel, the transparent regions guide the light to expose and remove the TITO in the trenches on the periphery of the display area, the semi-transparent regions weaken the light and exposes and removes the TITO in trenches of the display area, the opaque regions block the light to avoid the exposure of TITO.Type: GrantFiled: November 21, 2017Date of Patent: November 17, 2020Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Shuanghua Zeng
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Patent number: 10833104Abstract: The present disclosure provides a fabricating method of an array substrate, comprising: forming a pattern comprising a light shading member; spreading an organic material solution; solidifying the organic material solution, to form a buffer layer; forming a pattern of an active layer on the buffer layer, wherein a position of the active layer corresponds to a position of the light shading member; and forming a gate pattern, where the gate pattern is located on the active layer and is insulated from the active layer. Correspondingly, the present disclosure further provides an array substrate and a display device.Type: GrantFiled: July 20, 2017Date of Patent: November 10, 2020Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jingang Fang, Youngsun Song, Hongda Sun, Wei Li
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Patent number: 10833422Abstract: A TFT substrate includes a dielectric substrate, a plurality of antenna unit regions arranged on the dielectric substrate, each antenna unit region including a TFT, a patch electrode electrically connected to a drain electrode of the TFT, an auxiliary capacitance electrode electrically connected to the drain electrode, and auxiliary capacitance counter electrodes opposite the auxiliary capacitance electrode with an insulating layer interposed therebetween, and a plurality of CS bus lines, each CS bus line being connected to any of the auxiliary capacitance counter electrodes. Each of the plurality of CS bus lines includes at least two conductive layers disposed with an insulating layer disposed therebetween.Type: GrantFiled: February 27, 2018Date of Patent: November 10, 2020Assignee: SHARP KABUSHIKI KAISHAInventor: Katsunori Misaki