IP Library Granted Patent US 11,009,909
Granted Patent B2
US 11,009,909 · App. 16/139,134 · Granted May 18, 2021

Electronic device

Inventors: Hideaki Kuwabara (Kanagawa, JP); Masaaki Hiroki (Kanagawa, JP)
Assignee: Semiconductor Energy Laboratory Co., Ltd.
G06F1/163G06F1/1635G06F1/1643G06F1/1654
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Quick Facts
Patent No.
US 11,009,909
App. No.
16/139,134
Filed
Sep 24, 2018
Granted
May 18, 2021
Kind
B2
Art Unit
2841
USPC
361/679.03
Abstract

A novel electronic device is provided. Alternatively an electronic device of a novel embodiment is provided. An electronic device includes a ring portion and a display portion. The display portion is flexible. The display portion has a top surface and a first side surface in contact with at least one side of the top surface. The first side surface has a curved surface. The top surface includes a first display region. The first side surface includes a second display region. The first display region and the second display region are continuously provided. The electronic device is mounted such that the ring portion is in contact with a user's finger.

Claims (45)

1. An electronic device comprising:

a ring portion comprising a first curved surface and a first flat surface adjacent to the first curved surface; and

a display portion fixed to the ring portion, the display portion comprising a second curved surface, a second flat surface adjacent to the second curved surface, and a rear surface; and

a flexible printed circuit electrically connected to the display portion,

wherein the first flat surface of the ring portion and the second flat surface of the display portion overlap with each other,

wherein the flexible printed circuit is attached to the rear surface of the display portion and is between the first flat surface of the ring portion and the second flat surface of the display portion, and

wherein the second curved surface of the display portion is in direct contact with an edge of the first flat surface of the ring portion.

2. The electronic device according to claim 1 , wherein the first curved surface and the second curved surface have different curved directions.

3. The electronic device according to claim 1 , wherein the electronic device is configured to be mounted on a finger.

4. The electronic device according to claim 1 , wherein the first curved surface comprises a part of a side surface of a cylinder or an elliptical cylinder.

5. The electronic device according to claim 1 ,

wherein the ring portion comprises a band-like region, and

wherein a width of the band-like region of the ring portion is smaller than a width of the display portion.

6. The electronic device according to claim 1 , wherein the ring portion comprises an amorphous alloy.

7. The electronic device according to claim 1 ,

wherein the display portion comprises a first display region along the second flat surface,

wherein the display portion comprises a second display region along the second curved surface, and

wherein the electronic device is configured to turn off display on the first display region and turn on display on the second display region during a standby time of the electronic device.

8. The electronic device according to claim 1 , further comprising a housing,

wherein the housing comprises a fourth curved surface and a third flat surface adjacent to the fourth curved surface,

wherein the second flat surface of the display portion and the third flat surface of the housing overlap each other, and

wherein an end portion of the display portion extends beyond an end portion of the housing.

9. An electronic device comprising:

a ring portion comprising a first curved surface and a first flat surface adjacent to the first curved surface; and

a display portion fixed to the ring portion, the display portion comprising a second curved surface, a third curved surface, a second flat surface adjacent to the second curved surface, and a rear surface; and

a flexible printed circuit electrically connected to the display portion,

wherein the first flat surface of the ring portion and the second flat surface of the display portion overlap with each other,

wherein the flexible printed circuit is provided attached to the rear surface of the display portion and is between the first flat surface of the ring portion and the second flat surface of the display portion,

wherein the second flat surface is provided between the second curved surface and the third curved surface, and

wherein the second curved surface of the display portion is in direct contact with reaches an edge of the first flat surface of the ring portion.

10. The electronic device according to claim 9 , wherein the first curved surface and the second curved surface have different curved directions.

11. The electronic device according to claim 9 , wherein the electronic device is configured to be mounted on a finger.

12. The electronic device according to claim 9 , wherein the first curved surface comprises a part of a side surface of a cylinder or an elliptical cylinder.

13. The electronic device according to claim 9 ,

wherein the ring portion comprises a band-like region, and

wherein a width of the band-like region of the ring portion is smaller than a width of the display portion.

14. The electronic device according to claim 9 , wherein the ring portion comprises an amorphous alloy.

15. The electronic device according to claim 9 ,

wherein the display portion comprises a first display region along the second flat surface,

wherein the display portion comprises a second display region along the second curved surface, and

wherein the electronic device is configured to turn off display on the first display region and turn on display on the second display region during a standby time of the electronic device.

16. The electronic device according to claim 9 , further comprising a housing,

wherein the housing comprises a fourth curved surface and a third flat surface adjacent to the fourth curved surface,

wherein the second flat surface of the display portion and the third flat surface of the housing overlap each other, and

wherein an end portion of the display portion extends beyond an end portion of the housing.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 24, 2018
From: KUWABARA, HIDEAKI; HIROKI, MASAAKI
To: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
Reel/Frame 047131/0658 →
Priority Claims (1)
JP 2014-217821 · Oct 24, 2014 · national
Continuity (2)
Continuation 14919951 · Oct 22, 2015
Related Publication 20190033913A1 · Jan 31, 2019
Cited By (8)
US 1,065,542 US 12,197,240 US 12,206,246 US 12,253,898 US 12,272,957 US 12,294,217 US 12,434,586 US 12,494,650