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

IPC: G06F3/044 ,  G06F3/041

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.

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

IPC: G06F3/044 ,  G06F3/041

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.