IP Library Granted Patent US 12,158,632
Granted Patent B2
US 12,158,632 · App. 17/227,563 · Granted Dec 3, 2024

Camera module

Inventors: Oh Byoung Kwon (Suwon-si, KR); Jong Woo Hong (Suwon-si, KR); Gab Yong Kim (Suwon-si, KR); Ki Hoon Jang (Suwon-si, KR); Bo Sung Seo (Suwon-si, KR)
Assignee: Samsung Electro-Mechanics Co., Ltd.
G02B7/09G02B27/646G03B5/00G03B13/36G03B30/00G03B2205/0007
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Quick Facts
Patent No.
US 12,158,632
App. No.
17/227,563
Granted
Dec 3, 2024
Kind
B2
Abstract

A camera module is provided. The camera module includes a lens module; a carrier coupled to the lens module, and configured to rotate using an optical axis as a rotation axis; a housing configured to accommodate and support the carrier; and a guide unit disposed between the carrier and the housing, wherein the guide unit includes a ball member that is configured to perform a rolling movement between the carrier and the housing, and a first substrate connected to the lens module, wherein at least a portion of the first substrate is configured to bend as the carrier is rotated.

Claims (46)

1. A camera module, comprising:

a lens module comprising an image sensor module;

a carrier, coupled to the lens module, configured to rotate the lens module and the image sensor module using an optical axis as a rotation axis;

a housing, configured to accommodate and support the carrier;

a guide unit, disposed between the carrier and the housing, wherein the guide unit includes a ball member that is configured to perform a rolling movement between the carrier and the housing; and

a first substrate having a curved shape, and at least a portion of the first substrate is configured to bend as the carrier is rotated,

wherein the first substrate is spaced apart from the lens module in a direction perpendicular to the optical axis including lens module, and

wherein the first substrate comprises a first connection portion disposed in an internal space of the carrier and connected to the image sensor module, and a second connection portion disposed in an external space of the housing.

2. The camera module of claim 1 , wherein the guide unit further comprises a first guide groove disposed in the carrier, and a second guide groove disposed in the housing, and the ball member is disposed between the first guide groove and the second guide groove, and

wherein at least one of the first guide groove and the second guide groove has a rounded shape and has a length in a rotation direction of the carrier using the optical axis as a rotation axis.

3. The camera module of claim 2 , wherein a plurality of guide units are provided, and the plurality of guide units are disposed on an arc of a circle centered on the optical axis.

4. The camera module of claim 2 , wherein at least one of the first guide groove and the second guide groove comprises a barrier that protrudes from each of opposite ends of the at least one of the first guide groove and the second guide groove.

5. The camera module of claim 1 , wherein a protrusion is disposed on one of the carrier and the housing, a groove in which the protrusion is disposed is disposed in the other of the carrier and the housing, and a rotation range of the carrier is limited by the protrusion and the groove.

6. The camera module of claim 1 , further comprising a driving unit, configured to provide a driving force to the carrier,

wherein the driving unit comprises a magnet disposed on the carrier, a coil configured to face the magnet in an optical axis direction, and a second substrate on which the coil is disposed and which is fixed to the housing.

7. The camera module of claim 6 , wherein the magnet is configured to have an inner surface that faces the optical axis, and an outer surface opposing the inner surface, each surface having a rounded shape.

8. The camera module of claim 7 , wherein an inscribed circle in contact with the inner surface of the magnet and a circumscribed circle in contact with the outer surface of the magnet are concentric circles.

9. The camera module of claim 6 , wherein the driving unit further comprises a frame fixed to the second substrate, and

the coil is wound around the frame.

10. The camera module of claim 9 , wherein a yoke member composed of a magnetic material is disposed in the frame,

wherein a first portion of the yoke member is disposed in the frame, and a second portion of the yoke member is disposed to be exposed externally from the frame, and

wherein the magnet and the yoke member are configured to face each other in the optical axis direction.

11. The camera module of claim 1 , wherein a sensing magnet is disposed on the carrier, and a position sensor that is configured to face the sensing magnet is disposed in the housing.

12. The camera module of claim 1 , wherein a portion of the first substrate extends from an internal space of the housing to an external space of the housing,

wherein a second substrate is disposed to surround at least three of outer surfaces of the housing, and

wherein the first substrate and the second substrate are connected to each other on one of the at least three outer surfaces of the housing.

13. The camera module of claim 1 , wherein a support member composed of a metal is disposed on the carrier, and

wherein a first portion of the support member is disposed on an inner surface of the carrier, and a second portion of the support member is disposed to be exposed externally from the carrier.

14. The camera module of claim 1 , wherein the lens module comprises a lens portion, a base configured to accommodate the lens portion, and the image sensor module coupled to the base, and

wherein the first substrate is configured to have a first side connected to the image sensor module and a second side coupled to the housing.

15. The camera module of claim 14 , wherein the first substrate is disposed to extend from an internal space of the carrier to a space between the housing and the carrier, and is disposed to extend from the space between the housing and the carrier to an external space of the housing.

16. The camera module of claim 15 , wherein a first through groove is disposed in the carrier, and the first substrate extends from the internal space of the carrier to the space between the housing and the carrier through the first through groove, and

wherein a second through groove is disposed in the housing, and the first substrate is configured to extend from the space between the housing and the carrier to the external space of the housing through the second through groove.

17. The camera module of claim 1 , wherein a connection substrate is disposed on a bottom of the housing, and

wherein the first substrate is electrically connected to the connection substrate.

18. The camera module of claim 1 , wherein the lens module further comprises a lens portion including a plurality of lenses.

19. An electronic device, comprising:

a camera module, comprising:

a housing;

a carrier, disposed in the housing, and configured to rotate relative to the housing;

a guide unit, disposed between the carrier and the housing, wherein the guide unit includes a ball member that is configured to perform a rolling movement between the carrier and the housing;

a lens module, comprising an image sensor module, coupled to the carrier and configured to rotate with the carrier using an optical axis as a rotation axis; and

a first substrate, connected to the lens module, comprising a first connection portion disposed in an internal space of the carrier and connected to the image sensor module, and a second connection portion disposed in an external space of the housing,

wherein at least a portion of the first substrate is configured to bend as the carrier is rotated, and

wherein the first substrate is spaced apart from the lens module in a direction perpendicular to the optical axis including lens module.

20. The electronic device of claim 19 , wherein the first substrate is configured to externally transmit a signal from an image sensor module connected to the lens module.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 12, 2021
From: KWON, OH BYOUNG; HONG, JONG WOO; KIM, GAB YONG; JANG, KI HOON; SEO, BO SUNG
To: SAMSUNG ELECTRO-MECHANICS CO., LTD.,
Reel/Frame 055889/0349 →
Priority Claims (2)
KR 10-2020-0078764 · Jun 26, 2020 · national
KR 10-2020-0146886 · Nov 5, 2020 · national
Continuity (1)
Related Publication 20210405321A1 · Dec 30, 2021