Patents Examined by Duane N Taylor, Jr.
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Patent number: 11907469Abstract: A display device can include a substrate in which a plurality of pixels each including an emissive area and a transmissive area is disposed. The display device can further include a touch electrode in the transmissive area, and a plurality of first touch connection lines extended in a first direction and electrically connecting the touch electrodes respectively disposed in the pixels adjacent to each other. Further, the display device can include a reference line on the substrate in the emissive area and extended in a second direction different from the first direction, and a plurality of touch lines extended in the second direction in the emissive area and disposed on a plurality of insulating layers covering the reference line. Furthermore, the display device can include a planarization layer covering the plurality of touch lines, and a plurality of light emitting diodes on the planarization layer in the emissive area.Type: GrantFiled: October 11, 2022Date of Patent: February 20, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Sungsu Han, HwiDeuk Lee, Yangsik Lee, JuHong Kim
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Patent number: 11908854Abstract: A display device includes a substrate that includes a display area and a peripheral area outside the display area, a display element on the display area, a peripheral circuit on the peripheral area, the peripheral circuit including a thin film transistor, a first shielding layer on the peripheral circuit. and a second shielding layer on the first shielding layer. At least one of the first shielding layer and the second shielding layer includes a hole. One shielding layer of the first shielding layer and the second shielding layer includes the hole and overlaps the other one of the first shielding layer and the second shielding layer.Type: GrantFiled: October 14, 2022Date of Patent: February 20, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Dongwook Kim, Wonkyu Kwak
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Patent number: 11908408Abstract: Provided is a display device with pixel circuits, each including first compensation transistor connected to a control terminal of a drive transistor at one conductive terminal, an intermediate node at another conductive terminal, and a scanning line at a control terminal, a second compensation transistor connected to the intermediate node at one conductive terminal, a conductive terminal of the drive transistor at another conductive terminal, and the scanning line at a control terminal, and a capacitor connected to the intermediate node at one electrode and a control line at another electrode. The driver circuit changes a potential of the scanning line from on to off level and also changes a potential of the control line from a second level to a first level, in an opposite direction to the change in the potential thereof.Type: GrantFiled: July 29, 2020Date of Patent: February 20, 2024Assignee: SHARP KABUSHIKI KAISHAInventor: Tomoo Furukawa
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Patent number: 11899889Abstract: A touch display panel and an electronic device. The touch display panel includes: a substrate; a first touch electrode and a second touch electrode adjacent to each other, and both having a metal mesh structure, wherein the first touch electrode includes a first metal line extending toward the second touch electrode, the second touch electrode includes a second metal line extending toward the first touch electrode, the first metal line and the second metal line are disposed collinearly and are spaced apart from each other, the touch display panel further includes an insulated first optical compensation line disposed between the first metal line and the second metal line, the first optical compensation line is disposed collinearly with the first metal line and the second metal line, and both end portions of the first optical compensation line abut against the first metal line and the second metal line, respectively.Type: GrantFiled: August 4, 2021Date of Patent: February 13, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dalin Xiang, Wenxiu Zhu, Zewen Bo
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Patent number: 11893191Abstract: A display device includes a display module including a display panel and an input sensing layer on the display panel, and a flexible circuit film connected to the display module. The flexible circuit film includes a base film, a sensor connection wire, a ground wire, an insulating layer, a first conductive layer, and a cover tape. The sensor connection wire is on the base film and is electrically connected to the input sensing layer. The ground wire is on the base film, and the insulating layer covers the sensor connection wire. The first conductive layer is on the insulating layer and is electrically connected to the ground wire, and the cover tape is on the first conductive layer and is electrically connected to the ground wire.Type: GrantFiled: September 28, 2022Date of Patent: February 6, 2024Assignee: Samsung Display Co., Ltd.Inventors: Bongil Kang, Jun-Young Ko, Gayeon Yun
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Patent number: 11893178Abstract: Embodiments of this disclosure disclose a display panel and a display device including the display panel. The display panel includes a base substrate, the base substrate including a display area and a non-display area around the display area, a touch electrode layer on the base substrate, the touch electrode layer being within the display area of the base substrate, and a plurality of signal lines electrically connected with the touch electrode layer, the plurality of signal lines being distributed within a first area of the non-display area adjacent to the display area. The display panel further includes a plurality of outer dummy traces within a second area of the non-display area, the second area is between the first area and an outer border of the non-display area, and the plurality of outer dummy traces and the plurality of signal lines are separated from each other.Type: GrantFiled: October 22, 2021Date of Patent: February 6, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yuanqi Zhang, Ping Wen, Shun Zhang, Yang Zeng, Wei Wang, Yu Wang, Chang Luo, Yi Zhang
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Patent number: 11880535Abstract: A proximity sensor is arranged with a first electrode input with a first signal, a second electrode input with a second signal different from the first signal, a third electrode arranged closer to the first electrode than the second electrode, and the second signal has a reverse phase of the first signal.Type: GrantFiled: November 16, 2022Date of Patent: January 23, 2024Assignee: Japan Display Inc.Inventors: Takayuki Nakanishi, Naoki Takada, Fumitaka Gotoh, Shota Hosaka
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Patent number: 11868156Abstract: A touch-control panel and a touch-control display apparatus. The touch-control panel comprises a touch-control sensing layer with a plurality of touch-control units, wherein each of the touch-control units comprises at least one touch-control pattern, with the touch-control pattern comprising a first touch-control electrode and a second touch-control electrode that are insulated from each other. The first touch-control electrode is provided with at least one first touch-control group, with the first touch-control group comprising a plurality of first touch-control branches and first conductive connection portions which are separately connected to one end of each of the plurality of first touch-control branches.Type: GrantFiled: April 9, 2021Date of Patent: January 9, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dalin Xiang, Zewen Bo
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Patent number: 11868575Abstract: An electronic device includes a display panel that displays an image and an input sensor disposed on the display panel and that includes an active area that senses an external input and a peripheral area adjacent to the active area. The input sensor includes a sensing electrode disposed in the active area, a signal line disposed in the peripheral area and electrically connected with the sensing electrode, a ground line disposed further away from the active area than the signal line, a sensing line that includes a first portion that overlaps the ground line, a signal pad disposed in the peripheral area and electrically connected with the signal line, a ground pad connected with the ground line, and a dummy pad disposed adjacent to the ground pad. One end of sensing line is connected with the dummy pad and an opposite end is connected with the ground line.Type: GrantFiled: September 9, 2022Date of Patent: January 9, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sung-Jin Yang, Hyunsik Park
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Patent number: 11862646Abstract: Embodiments of the present disclosure provide a display substrate, a touch display panel and a display panel. The display substrate has a display region and a pin region on a side of the display region. The display substrate includes: a base substrate; and at least one first signal line and at least one second signal line both on a side of the base substrate and both extending to the display region from the pin region. The display substrate further includes a DC conductive structure connected to a constant DC voltage. The DC conductive structure is between the at least one first signal line and the at least one second signal line. Each of the at least one first signal line and the at least one second signal line is spaced apart from the DC conductive structure.Type: GrantFiled: May 18, 2021Date of Patent: January 2, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Libin Liu, Can Zheng, Shiming Shi
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Patent number: 11861106Abstract: A detection device includes a sensor including a driving electrode and detection electrodes and a controller detecting a non-contact target from signal waveforms acquired from the detection electrodes by applying a voltage to the driving electrode, the signal waveforms each indicating a change in signal strength over time. The controller discriminates a peak caused by the non-contact target on the basis of a time width from a rising start point of a peak to a peak top of the peak, a height from the rising start point of the peak to the peak top of the peak, and a slope of a rising side of the peak.Type: GrantFiled: October 21, 2022Date of Patent: January 2, 2024Assignee: Shanghai Tianma Micro-Electronics Co., Ltd.Inventors: Yuki Ito, Yukihiro Ito
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Patent number: 11862627Abstract: A display device includes a substrate that includes a display area and a peripheral area outside the display area, a display element on the display area, a peripheral circuit on the peripheral area, the peripheral circuit including a thin film transistor, a first shielding layer on the peripheral circuit. and a second shielding layer on the first shielding layer. At least one of the first shielding layer and the second shielding layer includes a hole. One shielding layer of the first shielding layer and the second shielding layer includes the hole and overlaps the other one of the first shielding layer and the second shielding layer.Type: GrantFiled: October 14, 2022Date of Patent: January 2, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Dongwook Kim, Wonkyu Kwak
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Patent number: 11842019Abstract: A touch substrate and a display panel are provided. The touch substrate includes first touch electrodes and second touch electrodes; the first touch electrodes are arranged along a first direction and extend along a second direction, and the second touch electrodes are arranged along the second direction and extend along the first direction; each first touch electrode includes a first touch sub-electrode and a first connection electrode, the first connection electrode is between two adjacent first touch sub-electrodes, the two adjacent first touch sub-electrodes are electrically connected through the first connection electrode; the first touch sub-electrode and the first connection electrode are in different conductive layers; the first touch sub-electrode is at least partially in the first functional region of the touch substrate and outside the opening peripheral region, the first connection electrode includes a first connection sub-electrode that is at least partially in the opening peripheral region.Type: GrantFiled: September 3, 2021Date of Patent: December 12, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yu Wang, Yi Zhang, Shun Zhang, Ping Wen, Yuanqi Zhang, Wei Wang, Fuqiang Yang, Yang Zeng, Chang Luo, Chao Zeng
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Patent number: 11842012Abstract: A display device includes: a display panel; a sensor unit on the display panel; a touch driver including a signal processor configured to output a final touch point coordinate using a touch sensing signal received from the sensor unit; and an application processor configured to provide filter size information to the touch driver, wherein the signal processor includes a jitter remover configured to receive a current touch point coordinate from a coordinate calculator and to output the final touch point coordinate from which a jitter component is removed by filtering with a jitter filter, and wherein the jitter remover includes a filter size determiner configured to vary a range of the jitter filter in response to the filter size information.Type: GrantFiled: August 12, 2022Date of Patent: December 12, 2023Assignee: Samsung Display Co., Ltd.Inventors: Yong Sub So, Ji Hoon Kim, Sang Hun Park
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Patent number: 11842018Abstract: A display device can include an optical electronic device disposed in a display area. To address a reduction of sensitivity of a touch panel disposed in a first sub-display area of the display area in which the optical electronic is disposed, an edge of a touch electrode in the first sub-display area can be provided with a finger part, a size of the touch electrode in the first sub-display area can be reduced, or a sub-touch electrode can be connected to the touch electrode in the first sub-display area, thereby increasing sensing sensitivity of the touch electrode.Type: GrantFiled: September 6, 2022Date of Patent: December 12, 2023Assignee: LG DISPLAY CO., LTD.Inventors: Jonghyun Han, Younggyu Moon
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Patent number: 11829569Abstract: A display substrate, a method for forming a display substrate, and a display device are provided. The display substrate includes: a plurality of pixels arranged in an array on a base substrate; a light-shielding pattern at a side, away from the base substrate, of the pixels, and an orthographic projection of the light-shielding pattern on the base substrate is overlapped with an orthographic projection of a gap between adjacent pixels on the base substrate; a light extraction structure arranged at a light-emitting side of the pixel and a side of the light-shielding pattern adjacent to the base substrate, a light-emitting direction of the light extraction structure is a direction of the light extraction structure away from the pixels, and an orthographic projection of the light extraction structure on the base substrate is overlapped with an orthographic projection of the pixels on the base substrate.Type: GrantFiled: February 5, 2021Date of Patent: November 28, 2023Assignees: MIANYANG BOE OPTOELECTRONICS TECHNOLOGY CO., Ltd., BOE Technology Group Co., Ltd.Inventor: Yuanchen Chin
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Patent number: 11822751Abstract: An electronic device includes: an electronic panel including a first area, a folding area, and a second area, arranged along a first direction, the folding area being folded with respect to a folding axis defined in a second direction crossing the first direction; a support layer under the electronic panel and comprising a folding portion overlapping the folding area and provided with a plurality of holes defined therethrough, a first portion overlapping the first area, and a second portion overlapping the second area; and a folding sensing module comprising a sensing pad being electrically conductive, a driver configured to apply an electrical signal to the sensing pad, and a sensing line connecting the sensing pad and the driver.Type: GrantFiled: January 5, 2022Date of Patent: November 21, 2023Assignee: Samsung Display Co., Ltd.Inventors: Soowon Kim, Jaseung Ku, Hyungchul Kim, Yerin Oh, Suhyun Jeong
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Patent number: 11816283Abstract: A touch panel, preparation method thereof and display apparatus. The touch panel includes a touch region and a binding region, wherein the touch region includes n touch sub-regions disposed sequentially along a second direction, and at least one touch sub-region includes multiple touch electrodes and multiple touch traces; the binding region includes a trace lead-out region adjacent to the touch region, and the trace lead-out region includes n lead convergence regions disposed sequentially along the second direction; first ends of multiple touch traces in an i-th touch sub-region are connected respectively to multiple touch electrodes in the i-th touch sub-region, and second ends of the multiple touch traces in the i-th touch sub-region extend to an i-th lead convergence region of the trace lead-out region; n is a positive integer greater than 2, i=1, 2, . . . , n, and the second direction crosses the first direction.Type: GrantFiled: September 7, 2020Date of Patent: November 14, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Meng Li, Chao Zeng, Weiyun Huang
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Patent number: 11816282Abstract: A touch display device is disclosed. By arranging a part of a touch routing line for a driving of a touch electrode on an active area and electrically connecting the touch routing line to an auxiliary routing pattern that overlaps the touch routing line, an area where the touch routing line is disposed and a load of the touch routing line can be reduced.Type: GrantFiled: July 15, 2022Date of Patent: November 14, 2023Assignee: LG Display Co., Ltd.Inventors: JaeGyun Lee, Ruda Rhe, Hyangmyoung Gwon, JiHyun Jung, DeukSu Lee, SuChang An
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Patent number: 11809664Abstract: An input apparatus includes at least one operating area on an operating surface, at least one first sensing electrode corresponding to the operating area, a plurality of electrodes around the first sensing electrode, and a control unit configured to, when contact of an operating body with the operating area is detected by the first sensing electrode, make control different according to a contact operation on the one operating area according to a sum of capacitance values of electrodes of the plurality of peripheral electrodes around the operating area where the contact of the operating body is detected.Type: GrantFiled: July 6, 2022Date of Patent: November 7, 2023Inventors: Tetsuro Kobayashi, Yasunori Watanabe, Shinya Abe