IP Library Granted Patent US 10,082,921
Granted Patent B2
US 10,082,921 · App. 15/432,632 · Granted Sep 25, 2018

Display apparatus

View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 10,082,921
App. No.
15/432,632
Granted
Sep 25, 2018
Kind
B2
Abstract

According to an aspect, a display apparatus includes: a plurality of scanning lines including a first scanning line and a second scanning line, wherein the first scanning line is adjacent to the second scanning line in a first direction; a plurality of touch drive electrodes including a first touch drive electrode and a second touch drive electrode, wherein the first touch drive electrode is adjacent to the second touch drive electrode in the first direction; and an operation controller, wherein the operation controller is configured to provide a display scanning signal to a selected scanning line of the plurality of scanning lines and scan the plurality of scanning lines in a second direction and provide a touch drive signal to a selected touch drive electrode of the plurality of touch drive electrodes that is not coupled to the selected scanning line.

Claims (47)

1. A display apparatus comprising:

a plurality of pixel electrodes,

a plurality of scanning lines, wherein each of the plurality of scanning lines is coupled to some of the plurality of pixel electrodes,

the plurality of scanning lines include a first scanning line and a second scanning line, and the first scanning line is adjacent to the second scanning line in a first direction;

a plurality of touch drive electrodes, wherein

the plurality of touch drive electrodes include a first touch drive electrode and a second touch drive electrode, and the first touch drive electrode is adjacent to the second touch drive electrode in the first direction; and

an operation controller, wherein the operation controller is configured to

provide a display scanning signal to a selected scanning line of the plurality of scanning lines and scan the plurality of scanning lines in a second direction and

provide a touch drive signal to a selected touch drive electrode of the plurality of touch drive electrodes that is not coupled to the selected scanning line,

wherein each of the plurality of touch drive electrodes is opposed to some of the plurality of pixel electrodes, and

wherein the operation controller is configured to provide the touch drive signal to the selected touch drive electrode that is not opposed to a selected pixel electrode of the plurality of pixel electrodes, the selected pixel electrode being coupled to the selected scanning line.

2. The display apparatus according to claim 1 ,

wherein the operation controller is configured to perform providing the display scanning signal to the selected scanning line and providing the touch drive signal to the selected touch drive electrode in parallel.

3. The display apparatus according to claim 1 ,

wherein the plurality of pixel electrodes include a first pixel electrode and a second pixel electrode,

wherein the first pixel electrode is coupled to the first scanning line and opposed to the first touch drive electrode, and

wherein the second pixel electrode is coupled to the second scanning line and opposed to the second touch drive electrode.

4. The display apparatus according to claim 1 ,

wherein a first switching timing at which the operation controller switches the selected scanning line is the same time as a second switching timing at which the operation controller switches the selected touch drive electrode.

5. The display apparatus according to claim 1 ,

further comprising a plurality of pixels,

wherein the plurality of touch drive electrodes double as display electrodes of the plurality of pixels.

6. The display apparatus according to claim 1 ,

wherein the plurality of touch drive electrodes are different from display electrodes of the plurality of pixels, and

wherein the operation controller is configured to control providing the touch drive signal and providing the display scanning signal based on a synchronizing signal.

7. A display apparatus comprising:

a plurality of pixels,

a plurality of scanning lines, wherein the plurality of scanning lines include a first scanning line and a second scanning line, and the first scanning line is adjacent to the second scanning line in a first direction;

a plurality of touch drive electrodes, wherein the plurality of touch drive electrodes include a first touch drive electrode and a second touch drive electrode, and the first touch drive electrode is adjacent to the second touch drive electrode in the first direction; and

an operation controller, wherein the operation controller is configured to

provide a display scanning signal to a selected scanning line of the plurality of scanning lines and scan the plurality of scanning lines in a second direction and

provide a touch drive signal to a selected touch drive electrode of the plurality of touch drive electrodes that is not coupled to the selected scanning line,

wherein the plurality of touch drive electrodes are different from display electrodes of the plurality of pixels, and

wherein the operation controller is configured to control providing the touch drive signal and providing the display scanning signal based on a synchronizing signal.

8. A display apparatus comprising:

a plurality of pixel electrodes;

a plurality of scanning lines, wherein each of the plurality of scanning lines is coupled to some of the plurality of pixel electrodes;

a plurality of touch detection electrodes, wherein the plurality of touch detection electrodes include a first touch detection electrode and a second touch detection electrode, and the first touch detection electrode is adjacent to the second touch detection electrode in a first direction; and

an operation controller, wherein the operation controller is configured to

provide a display scanning signal to a selected scanning line of the plurality of scanning lines and scan the plurality of scanning lines in a second direction and

control such that a selected touch detection electrode of the plurality of touch detection electrodes outputs a touch detection signal, wherein the selected touch detection electrode is not coupled the selected scanning line,

wherein each of the plurality of touch detection electrodes is opposed to some of the plurality of pixel electrodes, and

wherein the operation controller is configured such that the selected touch detection electrode is not opposed to a selected pixel electrode of the plurality of pixel electrodes,

the selected pixel electrode being coupled to the selected scanning line.

9. The display apparatus according to claim 8 ,

wherein the plurality of scanning lines include a first scanning line and a second scanning line, and

wherein the first scanning line is adjacent to the second scanning line in a first direction.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 22, 2025
From: JAPAN DISPLAY INC.
To: MAGNOLIA WHITE CORPORATION
Reel/Frame 072130/0313 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 15, 2017
From: ARIMA, KAZUYA
To: JAPAN DISPLAY INC.
Reel/Frame 041262/0775 →