IP Library Granted Patent US 11,036,086
Granted Patent B2
US 11,036,086 · App. 16/554,146 · Granted Jun 15, 2021

Display device

Inventors: Yusuke Katagiri (Hyogo, JP); Masaki Tsubokura (Hyogo, JP)
Assignees: Panasonic Liquid Crystal Display Co., Ltd.; Pasona Knowledge Partner Inc.
G02F1/133608G02F1/133308G02F1/133317G02F1/1336G02F1/1347G02F1/13398G02F1/13452G02F1/133305G02F1/133314G02F1/133382
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Quick Facts
Patent No.
US 11,036,086
App. No.
16/554,146
Granted
Jun 15, 2021
Kind
B2
Abstract

A display device includes: a display panel; a driver IC that outputs a driving signal to the display panel; a flexible substrate on which the driver IC is mounted; a first frame that supports the display panel from a side of a light source; and a second frame that supports the light source while being provided independently of the first frame. The first frame includes a metallic frame unit which is opposite to the driver IC from the side of the light source.

Claims (27)

1. A display device comprising:

a display panel that displays an image, the display panel including:

a first display panel, and

a second display panel disposed closer to a light source than the first display panel;

a plurality of first driver ICs, wherein each first driver IC outputs a driving signal to the first display panel;

a plurality of first flexible substrates on each of which a corresponding one of the first driver ICs is mounted and each of which is connected to the display panel;

a plurality of second driver ICs, wherein each second driver IC outputs a driving signal to the second display panel;

a plurality of second flexible substrates on each of which a corresponding one of the second driver ICs is mounted and each of which is connected to the second display panel;

a first frame that supports the display panel from a side of the light source that emits light toward the display panel;

a second frame that supports the light source while being provided independently of the first frame; and

a third frame covers an outer peripheral area of the display panel,

wherein the first driver ICs and the first flexible substrate are disposed between the first frame and the third frame,

the third frame includes a protruding portion that protrudes toward the plurality of first driver ICs,

the first driver ICs are opposite to the protruding portion from the side of the light source,

the first frame includes a resin spacer,

the resin spacer retains a distance between the first frame and the third frame, and

the resin spacer includes a first resin spacer protruding from a first frame side toward a third frame side between first flexible substrates of the plurality of first flexible substrates that are adjacent to each other, and a second resin spacer protruding from the first frame side toward the third frame side between second flexible substrates of the plurality of second flexible substrates that are adjacent to each other.

2. The display device according to claim 1 , wherein the third frame is made of a metallic material.

3. The display device according to claim 1 , wherein the first driver ICs are in contact with the third frame, or in contact with the third frame through another member interposed between the first driver ICs and the third frame.

4. The display device according to claim 1 , wherein

in planar view, the first driver ICs are disposed on a first side of the display-device, and

the second driver ICs are disposed on a second side opposite to the first side of the display device.

5. The display device according to claim 1 , wherein

the first frame includes a metallic frame unit,

the metallic frame unit includes a sidewall extending in a direction perpendicular to a display screen,

the second frame includes a sidewall extending in the direction perpendicular to the display screen, and

a gap is formed between the sidewall of the metallic frame unit and the sidewall of the second frame.

Assignments (2)
NUNC PRO TUNC ASSIGNMENT Recorded Jul 12, 2023
From: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
To: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
Reel/Frame 064258/0892 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 5, 2020
From: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
To: PASONA KNOWLEDGE PARTNER INC.
Reel/Frame 052849/0777 →
Priority Claims (1)
JP 2016-138768 · Jul 13, 2016 · national
Continuity (2)
Continuation 15648017 · Jul 12, 2017
Related Publication 20190384116A1 · Dec 19, 2019