IP Library › Granted Patent US 11,659,653
Granted Patent B2
US 11,659,653 · App. 17/070,491 · Granted May 23, 2023

Electronic device having window and electronic module disposed under and spaced apart from window

Inventors: Jaiku Shin (Hwaseong-si, KR); Dongjin Park (Seongnam-si, KR); Dongwoo Seo (Suwon-si, KR); Sung Chui Choi (Hwaseong-si, KR)
Assignee: Samsung Display Co., Ltd.
H05K1/0281G02F1/133305G02F1/133308H05K5/0017G02F1/133311
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Quick Facts
Patent No.
US 11,659,653
App. No.
17/070,491
Granted
May 23, 2023
Kind
B2
Abstract

An electronic device includes a window, a display panel disposed under the window, a cushion member disposed under the display panel, and a first electronic module disposed under the window and inserted into a first hole defined in the display panel and the cushion member. The first hole includes a first hole portion defined in the display panel, and a second hole portion defined in the cushion member. The second hole portion has a width greater than a width of the first hole portion.

Claims (47)

1. An electronic device comprising:

a window;

a display panel disposed under the window;

lower functional layers disposed under the display panel; and

a first electronic module disposed under the window and inserted into a first hole defined in the display panel and the lower functional layers,

wherein the first hole comprises:

a first hole portion defined in the display panel; and

a second hole portion defined in at least one of the lower functional layers, the second hole portion having a width greater than a width of the first hole portion,

wherein a distance between the window and the first electronic module is greater than or equal to multiplying a sum of thicknesses of at least one of the lower functional layers and a maximum compression rate of the at least one of the lower functional layers, and

wherein the at least one of the lower functional layers has an elastic modulus less than or equal to a predetermined value.

2. The electronic device of claim 1 , further comprising:

a second electronic module inserted into a second hole defined in the one of the lower functional layers,

wherein the first hole has a depth greater than a depth of the second hole.

3. The electronic device of claim 2 , wherein a portion of the display panel, which overlaps the second hole, is configured to display an image.

4. The electronic device of claim 1 , further comprising:

an impact absorbing layer disposed between the window and the display panel; and

a hard coating layer disposed between the impact absorbing layer and the display panel,

wherein a portion of the hard coating layer is exposed through the first hole.

5. The electronic device of claim 4 , wherein the impact absorbing layer is a stretch film having a controlled optical axis.

6. The electronic device of claim 1 , wherein the distance between the window and the first electronic module is greater than or equal to about 60% of the sum of thicknesses of the at least one of the lower functional layers.

7. The electronic device of claim 1 , wherein the predetermined value is greater than 0 MPa and less than or equal to about 50 MPa.

8. The electronic device of claim 1 , wherein at least one layer is disposed between the window and the first hole.

9. The electronic device of claim 1 , further comprising:

an adhesive layer disposed between the window and the display panel, the adhesive layer being attached to the window,

wherein the adhesive layer has an area smaller than an area of the window.

10. The electronic device of claim 1 , further comprising:

a protective layer disposed on the window,

wherein a sidewall of the protective layer protrudes outward more than a sidewall of the window.

11. The electronic device of claim 1 , further comprising:

a light blocking pattern disposed between the window and the display panel,

wherein, when viewed in a plane, the light blocking pattern overlaps a sidewall of the display panel, which defines the first hole portion.

12. The electronic device of claim 11 , wherein, when viewed in the plane, the light blocking pattern is surrounded by a sidewall of the one of the lower functional layers, which defines the second hole portion.

13. The electronic device of claim 12 , wherein the sidewall of the one of the lower functional layers, which defines the second hole portion, does not overlap the light blocking pattern.

14. The electronic device of claim 1 ,

wherein the lower functional layers comprise:

a plate disposed under the one of the lower functional layers,

wherein the plate comprises a third hole portion defined therein, the third hole portion having a width greater than the width of the first hole portion and smaller than the width of the second hole portion, and

wherein the first hole portion, the second hole portion, and the third hole portion overlap each other to form the first hole.

15. The electronic device of claim 1 , wherein an upper surface of the first electronic module is disposed in the second hole portion.

16. The electronic device of claim 1 , wherein the window, the display panel, and the lower functional layers are configured to fold and unfold about a folding axis, which extends in a predetermined direction.

17. An electronic device comprising:

a window;

a display panel disposed under the window;

lower functional layers disposed under the display panel;

an electronic module disposed under the window and inserted into a hole defined in the display panel and the lower functional layers,

wherein a distance between the window and the electronic module is greater than or equal to about 60% of a sum of thicknesses of at least one of the lower functional layers, and

wherein the at least one of the lower functional layers has an elastic modulus less than or equal to 50 MPa.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 14, 2020
From: SHIN, JAIKU; PARK, DONGJIN; SEO, DONGWOO; CHOI, SUNG CHUL
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 054054/0234 →
Priority Claims (2)
KR 10-2020-0018619 · Feb 14, 2020 · national
KR 10-2020-0050001 · Apr 24, 2020 · national
Continuity (1)
Related Publication 20210259102A1 · Aug 19, 2021