IP Library Granted Patent US 11,622,066
Granted Patent B2
US 11,622,066 · App. 17/079,081 · Granted Apr 4, 2023

Flash array for portable camera system

Inventors: Chao Wang (Shanghai, CN); Donghui Wu (San Mateo, CA); Jizhang Shan (Los Gatos, CA)
Assignee: Black Sesame Technologies Inc.
H04N5/2256F21V23/0442F21Y2115/10H04N5/235
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Quick Facts
Patent No.
US 11,622,066
App. No.
17/079,081
Granted
Apr 4, 2023
Kind
B2
Abstract

A distributed light source couple-able to a mobile device, comprising, a distributed array of light emitting points and a mount connected to the distributed array and couple-able to the mobile device, the distributed array capable of light emission from a plurality of areas.

Claims (21)

1. A flash array for a camera system, comprising

a two-dimensionally distributed array of flash units comprised of individual light emitting points; and

a mount connected to the two-dimensionally distributed array of flash units and couple-able to a cellular phone, the two-dimensionally distributed array of flash units being individually adjustable in their orientation such that a plane light source emission is simulated on an object to increase a uniformity of illumination of an object and extend a flash view angle on the object;

the two-dimensionally distributed array of flash units is mounted with a sliding rail, the sliding rail comprises a liftable flash array slot configured to lift the two-dimensionally distributed array of flash units out of the cellular phone when the two-dimensionally distributed array of flash units is energized.

2. The flash array of claim 1 , wherein the two-dimensionally distributed array of flash units comprises individual LED elements emitting diffuse light.

3. The flash array of claim 2 , wherein the mount has a convex shape with the individual LED elements.

4. The flash array of claim 2 , wherein the mount has a concave shape with the individual LED elements.

5. The flash array of claim 1 , wherein the two-dimensionally distributed array of flash units includes at least one light emitting diode.

6. The flash array of claim 1 , wherein the two-dimensionally distributed array of flash units comprises individual LED elements hingedly connected to the mount and movable about an x axis and a y axis.

7. The flash array of claim 1 , wherein the two-dimensionally distributed array of flash units comprises individual LED elements pointed to emit light converging to a focal point.

8. The flash array of claim 1 , wherein the two-dimensionally distributed array of flash units comprises LED elements forming rows and columns.

9. The flash array of claim 1 , wherein the two-dimensionally distributed array of flash units comprises LED elements forming an interleaved array.

10. The flash array of claim 1 , wherein the two-dimensionally distributed array of flash units comprises LED elements forming a circular array.

11. The flash array of claim 1 , wherein the two-dimensionally distributed array of flash units are hingedly connected to the mount and are movable about an x axis and a y axis.

12. The flash array of claim 1 , wherein the two-dimensionally distributed array of flash units includes a light gathering sheet that gathers light from the light emitting points and distributes it to areas of optical foci that focus the gathered light at final points.

13. A flash array for a camera system, comprising:

a light gathering layer configured to gather light from at least one light source;

a two-dimensionally distributed array of flash units comprised of light emitting diodes optically coupled to the light gathering layer, wherein the two-dimensionally distributed array of flash units gathers light from the light gathering layer and outputs the light from the light emitting diodes to increase a uniformity of illumination of an object and extend a flash view angle on the object; and

a mount connected to the two-dimensionally distributed array of flash units and couple-able to a cellular phone, the two-dimensionally distributed array of flash units being, individually adjustable in their orientation such that a plane light source emission is simulated on an object;

the two-dimensionally distributed array of flash units is mounted with a sliding rail, the sliding rail comprises a liftable flash array slot configured to lift the two-dimensionally distributed array of flash units out of the cellular phone when the two-dimensionally distributed array of flash units is energized.

14. The flash array of claim 13 , wherein the mount is slidably connected to the cellular phone.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 3, 2021
From: BLACK SESAME INTERNATIONAL HOLDING LIMITED
To: BLACK SESAME TECHNOLOGIES INC.
Reel/Frame 058301/0364 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 22, 2021
From: WANG, CHAO; WU, DONGHUI; SHAN, JIZHANG
To: BLACK SESAME INTERNATIONAL HOLDING LIMITED
Reel/Frame 057881/0818 →
Continuity (1)
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