IP Library Granted Patent US 12,339,533
Granted Patent B2
US 12,339,533 · App. 18/489,626 · Granted Jun 24, 2025

Display device

Inventor: Takuya Nishimoto (Tokyo, JP)
Assignee: Japan Display Inc.
G02F1/13332G02F1/133317G02F1/13336G02F1/133391
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Quick Facts
Patent No.
US 12,339,533
App. No.
18/489,626
Granted
Jun 24, 2025
Kind
B2
Abstract

According to an aspect, a display device includes: a front surface panel; a plurality of display units disposed at different positions on a back of the front surface panel; and a main frame supporting side parts of a first display unit and a second display unit adjacent to each other among the plurality of display units, and fixed to a back surface of the front surface panel.

Claims (58)

1. A display device comprising:

a front surface panel;

a plurality of the display panels disposed at different positions on a back surface of the front surface panel, the display panels including a first display panel and a second display panel; and

a main frame supporting the first display panel and the second display panel that are adjacent to each other, and that are fixed to the back surface of the front surface panel,

wherein

the main frame includes:

a plate part fixed to the back surface of the front surface panel;

a first leg part extending from the plate part along a side part of the first display panel; and

a second leg part extending from the plate part along a side part of the second display panel,

the first leg part and the second leg part are separated from each other,

the plate part is located on a same plane as the first display panel and the second display panel,

the plate part has a gap between the first leg part and the second leg part,

the plate part has a first plate part and a second plate part that is separated from the first plate part by the gap,

the first leg part extends from the first plate part,

the second leg part extends from the second plate part,

a second subframe includes the second plate part and the second leg part that are integrated,

the second subframe has a T-shaped cross section, and

the second subframe further includes a third plate part extending from the second leg part along a back surface of the first plate part and fixed to the back surface of the first plate part.

2. The display device according to claim 1 , wherein the second subframe includes a third leg part extending from the third plate part along the first leg part.

3. The display device according to claim 2 , wherein the second subframe includes a fourth plate part extending so as to intersect the third plate part and coupling the second leg part, the third plate part, and the third leg part.

4. A display device comprising: a front surface panel;

a plurality of the display panels disposed at different positions on a back surface of the front surface panel, the display panels including a first display panel and a second display panel;

a main frame supporting the first display panel and the second display panel that are adjacent to each other, and that are fixed to the back surface of the front surface panel;

a first backlight disposed on a back of the first display panel;

a first housing case housing therein the first backlight; and

a first member coupling the first housing case and the first subframe to each other,

wherein

the main frame includes:

a plate part fixed to the back surface of the front surface panel;

a first leg part extending from the plate part along a side part of the first display panel; and

a second leg part extending from the plate part along a side part of the second display panel,

the first leg part and the second leg part are separated from each other,

the plate part is located on a same plane as the first display panel and the second display panel,

the plate part has a gap between the first leg part and the second leg part,

the plate part has a first plate part and a second plate part that is separated from the first plate part by the gap,

the first leg part extends from the first plate part,

the second leg part extends from the second plate part,

a first subframe includes the first plate part and the first leg part that are integrated,

the first subframe has a T-shaped cross section,

the first member includes a fifth plate part extending along the front surface panel to a position overlapping the first backlight, and

the first backlight is sandwiched between the fifth plate part and the first housing case.

5. A display device comprising:

a front surface panel;

a plurality of the display panels disposed at different positions on a back surface of the front surface panel, the display panels including a first display panel and a second display panel;

a first frame fixed to the back surface of the front surface panel and supporting the first display panel; and

a second frame fixed to the back surface of the front surface panel, supporting the second display panel adjacent to the first display panel, and provided separately from the first frame, wherein

the first display panel is between the front surface panel and a first backlight,

the first backlight is housed in a first housing case,

the first housing case and the first frame are coupled by a first member,

the first member includes a fifth plate part extending along the front surface panel to a position overlapping the first backlight, and

the first backlight is sandwiched between the fifth plate part and the first housing case.

6. The display device according to claim 5 , wherein

the second display panel is between the front surface panel and a second backlight,

the second backlight is housed in a second housing case, and

the second housing case and the first frame are coupled by a second member.

7. The display device according to claim 6 , wherein

the second member includes a sixth plate part extending along the front surface panel to a position overlapping the second backlight, and

the second backlight is sandwiched between the sixth plate part and the second housing case.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 2, 2025
From: JAPAN DISPLAY INC.
To: MAGNOLIA WHITE CORPORATION
Reel/Frame 071793/0491 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 19, 2023
From: NISHIMOTO, TAKUYA
To: JAPAN DISPLAY INC.
Reel/Frame 065278/0938 →
Priority Claims (1)
JP 2020-141638 · Aug 25, 2020 · national
Continuity (3)
Continuation 17992455 · Nov 22, 2022
Continuation 17404112 · Aug 17, 2021
Related Publication 20240045248A1 · Feb 8, 2024
References Cited (11)
US 5106197A · Ohuchida · 1992 [cited by examiner]
US 11543691B2 · Nishimoto · 2023 [cited by applicant]
US 20140232969A1 · Tsubaki et al. · 2014 [cited by applicant]
US 20180173036A1 · Kim et al. · 2018 [cited by applicant]
US 20200333655A1 · Jeon · 2020 [cited by examiner]
US 20230213804A1 · Zou · 2023 [cited by applicant]
JP 2014160218A · 2014 [cited by applicant]
WO 2013151216A1 · 2013 [cited by applicant]
WO 2016113908A1 · 2016 [cited by applicant]
Office Action issued in related Japanese Patent Application No. 2020-141638, mailed on Apr. 2, 2024 and English translation of same. 7 pages. [cited by applicant]
Non-Final Office Action issued in related U.S. Appl. No. 18/753,322 on Nov. 7, 2024. 15 pages. [cited by applicant]