US 12,007,654 B2Granted

Display device and substrate of display device

AssigneeJapan Display Inc.

InventorsGen Koide, Hiroyuki Abe, Kazune Matsumura

Life of this patent

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Abstract

According to an aspect, a display device includes: a first substrate having a first side and a second side opposed to the first side; a display region provided with pixels; a first partial peripheral region between the first side and the display region; a second partial peripheral region between the second side and the display region; a plurality of signal lines configured to supply signals to switching elements in the pixels; a plurality of first terminals provided in the first partial peripheral region and configured to be electrically coupled to a driver integrated circuit; a plurality of second terminals provided in the second partial peripheral region and configured to be supplied with signals for inspection; and a first coupling circuit provided between the first terminals and the display region in the first partial peripheral region and configured to switch between coupling and decoupling the signal lines and the second terminals.

Claims8

Dependent claims

A display device comprising:

a driver integrated circuit;
and
an array substrate,
wherein the array substrate including:
an insulating substrate having a first side and a second side opposed to the first side;
pixels in a display region between the first side and the second side;
detection electrodes arranged in a matrix in the display region;
sensor wiring;
a first insulating film between the detection electrodes and the sensor wiring;
first terminals configured to be electrically coupled to the driver integrated circuit, and located between the display region and the first side;
a second terminal;
and
a first coupling circuit between the second side and the display region,
wherein
a first sensor wiring line is one of lines included in the sensor wiring,
a first detection electrode is one of the detection electrodes,
the first sensor wiring line is connected to the first detection electrode via a contact part in the display region, and
the first sensor wiring line is connected to a first thin film transistor of the first coupling circuit.

15 more elements

Dependencies are inferred from the claim text.

Facts

Application: 18/300,710Filed 14 Apr 2023 · continuation
Priority: JP 2018-13314313 Jul 2018
Published: US 2023/0251534 A110 Aug 2023
Granted: 11 Jun 2024
Term ends: Not estimatedThe source records don’t support an estimate.

Classification9 codes

G02F 1/13452
Conductors connecting electrodes to cell terminals: conductors connecting driver circuitry and terminals of panels
G02F 1/1345
Constructional arrangements; Manufacturing methods: conductors connecting electrodes to cell terminals
G02F 1/136286
Active matrix addressed cells: wiring, e.g. gate line, drain line
G09G 3/006
Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes: electronic inspection or…

Family

Application16/508,989Parent of this continuation · filed 11 Jul 2019
Application17/062,682Parent of this continuation · filed 5 Oct 2020
US 10,831,076 B2Parent of this continuation · filed 10 Nov 2020
Application17/726,633Parent of this continuation · filed 22 Apr 2022
US 11,340,505 B2Parent of this continuation · filed 24 May 2022
US 2023/0251534 A1Pre-grant publication · published 10 Aug 2023
US 11,656,510 B2Parent of this continuation
US 2020/0019031 A1Published application
US 2021/0018808 A1Published application
US 2022/0244591 A1Published application
US 12,007,654 B2This patent

From the US filing history. Foreign family members aren’t listed.

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