# US 11,994,693 B2 · Lens moving apparatus, camera module and optical appliance including the same

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- Number: US 11,994,693 B2
- Document ID: US11994693B2
- Status: Granted
- Kind: B2
- Application number: 18/351,551
- Filed: 2023-07-13
- Published: 2023-11-09
- Granted: 2024-05-28
- Earliest claimed: 2015-03-18
- Assignees: LG Innotek Co., Ltd.
- Applicants: LG Innotek Co., Ltd.
- Inventors: Sang Ok Park; Sang Jun Min
- Web page: https://patentgrep.com/patent/US11994693B2

## CPC

- G02B 27/646: {compensating for small deviations, e.g. due to vibration or shake (movement of one or more optical elements for control of motion blur in cameras, projectors or printers G03B2205/0007; image stabilisation in cameras peculiar to the presence or use of an electronic image sensor H04N23/68)}
- G02B 7/02: for lenses {(supports for magnifying lenses G02B25/002)}
- G02B 7/04: with mechanism for focusing or varying magnification
- G02B 7/08: adapted to co-operate with a remote control mechanism
- G03B 3/10: Power-operated focusing
- G03B 5/00: Adjustment of optical system relative to image or object surface other than for focusing
- H02K 33/18: with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
- H04M 1/0264: {for a camera module assembly}
- H04N 23/57: Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
- G03B 2205/0007: Movement of one or more optical elements for control of motion blur
- G03B 2205/0069: using electromagnetic actuators, e.g. voice coils
- G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G03B: APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR (optical parts of such apparatus G02B; photosensitive materials or processes for photographic purposes G03C; apparatus for processing exposed photographic materials G03D)
- H02K: DYNAMO-ELECTRIC MACHINES (dynamo-electric relays H01H53/00; conversion of DC or AC input power into surge output power {H03K3/53})
- H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08)
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION

## Abstract

Embodiments provide a lens moving apparatus including a bobbin in which a lens is mounted, a first coil and a magnet configured to electromagnetically interact with each other so as to move the bobbin, a housing configured to accommodate the bobbin therein, an elastic member including an inner frame coupled to the bobbin, an outer frame coupled to the housing, and a frame connection portion configured to connect the inner frame and the outer frame to each other, and a support member connected to the elastic member and configured to support the housing, and the outer frame includes a first coupling portion coupled to the housing, a second coupling portion coupled to the support member, the second coupling portion being spaced apart from the first coupling portion, and a single connection portion configured to connect the first coupling portion and the second coupling portion to each other.

## Claims

### Claim 1

A lens moving apparatus comprising:
a housing;
a bobbin disposed in the housing and configured to move in a direction parallel to an optical axis;
an upper elastic member coupled to an upper portion of the housing; and
a supporting member coupled to the upper elastic member and configured to support the housing;
wherein the upper elastic member comprises:
a first coupling portion coupled to the upper portion of the housing;
a second coupling portion coupled to one end of the supporting member; and
a connection portion connecting the first coupling portion and the second coupling portion,
wherein the connection portion comprises a first curved portion, and
wherein the first coupling portion is located closer to the second coupling portion than it is to the first curved portion.

### Claim 2 (depends on 1)

The lens moving apparatus according to claim 1, wherein the connection portion comprises:
a first portion connecting the first coupling portion and the first curved portion; and
a second portion connecting the first curved portion and the second coupling portion.

### Claim 3 (depends on 2)

The lens moving apparatus according to claim 2, wherein the first portion comprises a second curved portion.

### Claim 4 (depends on 1)

The lens moving apparatus according to claim 1, comprising:
a magnet disposed on the housing; and
a first coil disposed on the bobbin and configured to move the bobbin in the direction parallel to an optical axis by an interaction with the magnet.

### Claim 5 (depends on 1)

The lens moving apparatus according to claim 1, comprising a solder or an adhesive bonding the one end of the supporting member to the second coupling portion.

### Claim 6 (depends on 1)

The lens moving apparatus according to claim 1, wherein the supporting member is a wire.

### Claim 7 (depends on 1)

The lens moving apparatus according to claim 1, wherein the supporting member is disposed at a corner of the housing.

### Claim 8 (depends on 1)

The lens moving apparatus according to claim 1, comprising a lower elastic member coupled to a lower portion of the housing and a lower portion of the bobbin.

### Claim 9 (depends on 1)

The lens moving apparatus according to claim 1, wherein the first coil is wounded on an outer circumferential surface of the bobbin in a direction of rotating about the optical axis.

### Claim 10 (depends on 4)

The lens moving apparatus according to claim 4, comprising:
a circuit member disposed under the housing and comprising a second coil facing the magnet; and
a based disposed under the circuit member.

### Claim 11 (depends on 10)

The lens moving apparatus according to claim 10, wherein the second coil is configured to move the housing in a direction perpendicular to the optical axis.

### Claim 12 (depends on 10)

The lens moving apparatus according to claim 10, wherein the housing comprises four side portions and four corner portions, and
wherein the magnet comprises four magnet units disposed on the four side portions of the housing and
wherein the supporting member comprises four wires disposed at four corner portions of the housing.

### Claim 13 (depends on 12)

The lens moving apparatus according to claim 12, wherein the second coil comprises four coil units corresponding to the four magnet units.

### Claim 14 (depends on 10)

The lens moving apparatus according to claim 10, comprising a position sensor configured to sense a displacement of the housing in a direction perpendicular to the optical axis.

### Claim 15 (depends on 14)

The lens moving apparatus according to claim 14, wherein the position sensor comprises two sensor spaced apart from each other, and
wherein the base comprises a first recess in which one of the two sensors is disposed and a second recess in which the other of the two sensors is disposed.

### Claim 16 (depends on 1)

The lens moving apparatus according to claim 1, wherein the first coupling portion comprises a first through-hole and the housing comprises an upper support boss coupled to the first through-hole of the first coupling portion.

### Claim 17 (depends on 16)

The lens moving apparatus according to claim 16, wherein the second coupling portion comprises a second through-hole coupled to the one end of the supporting member.

### Claim 18 (depends on 1)

The lens moving apparatus according to claim 1, wherein the upper elastic member comprises an inner frame coupled to an upper portion of the bobbin and a frame connection portion connecting the inner frame and the first coupling portion.

### Claim 19

A lens moving apparatus comprising:
a housing;
a bobbin disposed in the housing and configured to move in a direction parallel to an optical axis;
an upper elastic member coupled to an upper portion of the housing; and
a supporting member coupled to the upper elastic member and configured to support the housing;
wherein the upper elastic member comprises:
a first coupling portion coupled to the upper portion of the housing;
a second coupling portion coupled to one end of the supporting member; and
a connection portion connecting the first coupling portion and the second coupling portion,
wherein the connection portion comprises a first curved portion, and
wherein the first coupling portion is located closer to the one end of the supporting member than it is to the first curved portion.

### Claim 20

A lens moving apparatus comprising:
a housing;
a bobbin disposed in the housing;
a magnet disposed on the housing;
a first coil disposed on the bobbin and configured to move the bobbin in a direction parallel to an optical axis by an interaction with the magnet;
an upper elastic member coupled to an upper portion of the housing;
a supporting member coupled to the upper elastic member and configured to support the housing; and
a circuit member disposed under the housing and comprising a second coil configured to move the housing in a direction perpendicular to the optical axis by an interaction with the magnet,
wherein the upper elastic member comprises:
a first coupling portion coupled to the upper portion of the housing;
a second coupling portion coupled to one end of the supporting member; and
a connection portion connecting the first coupling portion and the second coupling portion,
wherein the connection portion comprises a first curved portion, and
wherein the first coupling portion is located closer to the second coupling portion than it is to the first curved portion.
