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公开(公告)号：US20220374102A1
公开(公告)日：2022-11-24
申请号：US17816716
申请日：2022-08-01
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sanghun PARK , Soowon KIM , Jihoon KIM
Abstract: A display device, includes: a base substrate; a display element layer on the base substrate, the display element layer including a driving electrode; an insulation layer on the display element layer, the insulation layer defining an active region and a peripheral region adjacent to the active region; an input sensing layer on the insulation layer, the input sensing layer including a sensing electrode that overlaps the active region and a compensation electrode that overlaps the peripheral region, the sensing electrode and the driving electrode forming a parasitic capacitor; and a detection control circuit electrically connected through an output node to the sensing electrode and the compensation electrode, wherein the detection control circuit is configured to control a capacitance of the parasitic capacitor using a first offset capacitor, the first offset capacitor being formed by the compensation electrode.
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公开(公告)号：US20220137786A1
公开(公告)日：2022-05-05
申请号：US17444905
申请日：2021-08-11
Applicant: Samsung Display Co., Ltd.
Inventor： Soowon KIM , Yerin OH
Abstract: A display apparatus includes: a substrate having a first display area and a second display area; and a touch driving circuit configured to: receive first sensing signals of first touch sensors on the first display area; receive second sensing signals of second touch sensors on the second display area; generate first touch values based on the first sensing signals; generate second touch values based on the second sensing signals; generate corrected touch values by correcting the second touch values; and determine a touch location based on the first touch values and the corrected touch values.
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公开(公告)号：US20230083386A1
公开(公告)日：2023-03-16
申请号：US18053362
申请日：2022-11-07
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Soowon KIM , Yerin OH
Abstract: A display apparatus includes: a substrate having a first display area and a second display area; and a touch driving circuit configured to: receive first sensing signals of first touch sensors on the first display area; receive second sensing signals of second touch sensors on the second display area; generate first touch values based on the first sensing signals; generate second touch values based on the second sensing signals; generate corrected touch values by correcting the second touch values; and determine a touch location based on the first touch values and the corrected touch values.
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公开(公告)号：US20210286473A1
公开(公告)日：2021-09-16
申请号：US17194724
申请日：2021-03-08
Applicant: Samsung Display Co., Ltd.
Inventor： Sanghun PARK , Soowon KIM , Jihoon KIM
Abstract: A display device, includes: a base substrate; a display element layer on the base substrate, the display element layer including a driving electrode; an insulation layer on the display element layer, the insulation layer defining an active region and a peripheral region adjacent to the active region; an input sensing layer on the insulation layer, the input sensing layer including a sensing electrode that overlaps the active region and a compensation electrode that overlaps the peripheral region, the sensing electrode and the driving electrode forming a parasitic capacitor; and a detection control circuit electrically connected through an output node to the sensing electrode and the compensation electrode, wherein the detection control circuit is configured to control a capacitance of the parasitic capacitor using a first offset capacitor, the first offset capacitor being formed by the compensation electrode.
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