# US 12,764,402 B2 · Sensor shift camera module with five degrees of freedom

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- Number: US 12,764,402 B2
- Document ID: US12764402B2
- Status: Granted
- Kind: B2
- Application number: 18/469,419
- Filed: 2023-09-18
- Published: 2024-03-28
- Granted: 2026-10-13
- Earliest claimed: 2022-09-23
- Assignees: Apple Inc.
- Applicants: Apple Inc.
- Inventors: Scott W Miller; Alfred N Mireault; Vito Lisma; Hao Zheng
- Web page: https://patentgrep.com/patent/US12764402B2

## CPC

- H04N 23/54: Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION

## Abstract

An actuator assembly for a camera module includes a transversal actuator for motion of an image sensor in one or more directions orthogonal to an optical axis of the camera module. The actuator assembly also includes an axial actuator for motion of the image sensor in one or more directions parallel to the optical axis of the camera module. The actuator assembly further includes a shared magnet for operation of the transversal actuator for motion of the image sensor in the one or more directions orthogonal to the optical axis and for operation of the axial actuator for motion of the image sensor in one or more directions parallel to the optical axis. A portion of the transversal actuator and a portion of the axial actuator are configured to move with the image sensor. The shared magnet is static relative to motion of the image sensor.

## Claims

### Claim 1

A camera, comprising:
an optical assembly having one or more lens defining an optical axis;
an image sensor;
an actuator assembly to move the image sensor relative to the optical assembly; and
a flexure that suspends the image sensor from a stationary structure of the camera and that allows motion of the image sensor enabled by the actuator assembly;
wherein the actuator assembly comprises:
a stationary magnet,
a transversal coil that, when receiving a magnetic field from the stationary magnet, moves the image sensor in one or more directions orthogonal to the optical axis, and
an axial coil that, when receiving a magnetic field from the stationary magnet, tilts the image sensor in one or more directions about an axis orthogonal to the optical axis.

### Claim 2 (depends on 1)

The camera of claim 1, wherein the optical assembly comprises a static optical assembly.

### Claim 3 (depends on 1)

The camera of claim 1, wherein a holder fixedly attached to the stationary structure of the camera retains the stationary magnet.

### Claim 4 (depends on 1)

The camera of claim 1, wherein the transversal coil and the axial coil are retained by a carrier fixedly coupled with the image sensor.

### Claim 5 (depends on 1)

The camera of claim 1, wherein the actuator assembly comprises:
a plurality of stationary magnets;
a plurality of transversal coils; and
a plurality of axial coils, wherein:
a respective transversal coil of the plurality of transversal coils, when receiving a magnetic field from a respective stationary magnet of the plurality of stationary magnets, moves the image sensor in one or more directions orthogonal to the optical axis, and
a respective axial coil of the plurality of axial coils, when receiving a magnetic field from the respective stationary magnet, tilts the image sensor in one or more directions about an axis orthogonal to the optical axis.

### Claim 6 (depends on 5)

The camera of claim 5, wherein the actuator assembly is configured to:
move the image sensor along the optical axis;
move the image sensor along a first direction orthogonal to the optical axis;
move the image sensor along a second direction orthogonal to the optical axis and orthogonal to the first direction;
tilt the image sensor about the first direction; and
tilt the image sensor about the second direction.

### Claim 7 (depends on 5)

The camera of claim 5, wherein a position sensor is located proximate respective axial coils of the plurality of axial coils, and wherein a position sensor is located proximate at least two respective transversal coils of the plurality of transversal coils.

### Claim 8

A device, comprising:
one or more processors;
memory storing program instructions executable by the one or more processors to control operation of a camera; and
the camera comprising:
an optical assembly having one or more lenses defining an optical axis;
an image sensor;
an actuator assembly to move the image sensor relative to the optical assembly; and
a flexure that suspends the image sensor from a stationary structure of the camera and that allows motion of the image sensor enabled by the actuator assembly;
wherein the actuator assembly comprises:
a stationary magnet,
a transversal coil that, when receiving a magnetic field from the stationary magnet, moves the image sensor in one or more directions orthogonal to the optical axis, and
an axial coil that, when receiving a magnetic field from the stationary magnet, tilts the image sensor in one or more directions about an axis orthogonal to the optical axis.

### Claim 9 (depends on 8)

The device of claim 8, wherein the optical assembly comprises a static optical assembly.

### Claim 10 (depends on 8)

The device of claim 8, wherein a holder fixedly attached to the stationary structure of the camera retains the stationary magnet.

### Claim 11 (depends on 8)

The device of claim 8, wherein the transversal coil and the axial coil are retained by a carrier fixedly coupled with the image sensor.

### Claim 12 (depends on 8)

The device of claim 8, wherein the actuator assembly comprises:
a plurality of stationary magnets;
a plurality of transversal coils; and
a plurality of axial coils, wherein:
a respective transversal coil of the plurality of transversal coils, when receiving a magnetic field from a respective stationary magnet of the plurality of stationary magnets, moves the image sensor in one or more directions orthogonal to the optical axis, and
a respective axial coil of the plurality of axial coils, when receiving a magnetic field from the respective stationary magnet, tilts the image sensor in one or more directions about an axis orthogonal to the optical axis.

### Claim 13 (depends on 12)

The device of claim 12, wherein the actuator assembly is configured to:
move the image sensor along the optical axis;
move the image sensor along a first direction orthogonal to the optical axis;
move the image sensor along a second direction orthogonal to the optical axis and orthogonal to the first direction;
tilt the image sensor about the first direction; and
tilt the image sensor about the second direction.

### Claim 14 (depends on 12)

The device of claim 12, wherein a position sensor is located proximate respective axial coils of the plurality of axial coils, and wherein a position sensor is located proximate at least two respective transversal coils of the plurality of transversal coils.

### Claim 15

An actuator assembly for a camera module, comprising:
a stationary magnet;
a transversal coil that, when receiving a magnetic field from the stationary magnet, moves an image sensor in one or more directions orthogonal to an optical axis of the camera module; and
an axial coil that, when receiving a magnetic field from the stationary magnet, tilts the image sensor in one or more directions about an axis orthogonal to the optical axis.

### Claim 16 (depends on 15)

The actuator assembly of claim 15, wherein the transversal coil moves the image sensor relative to at least a stationary optical assembly of the camera module, and wherein the axial coil tilts the image sensor relative to at least the stationary optical assembly.

### Claim 17 (depends on 15)

The actuator assembly of claim 15, wherein the transversal coil and the axial coil are retained by a carrier fixedly coupled with the image sensor.

### Claim 18 (depends on 15)

The actuator assembly of claim 15, further comprising:
a plurality of stationary magnets;
a plurality of transversal coils; and
a plurality of axial coils, wherein:
a respective transversal coil of the plurality of transversal coils, when receiving a magnetic field from a respective stationary magnet of the plurality of stationary magnets, moves the image sensor in one or more directions orthogonal to the optical axis, and
a respective axial coil of the plurality of axial coils, when receiving a magnetic field from the respective stationary magnet, tilts the image sensor in one or more directions about an axis orthogonal to the optical axis.

### Claim 19 (depends on 18)

The actuator assembly of claim 18, wherein the actuator assembly is configured to:
move the image sensor along the optical axis;
move the image sensor along a first direction orthogonal to the optical axis;
move the image sensor along a second direction orthogonal to the optical axis and orthogonal to the first direction;
tilt the image sensor about the first direction; and
tilt the image sensor about the second direction.

### Claim 20 (depends on 18)

The actuator assembly of claim 18, wherein a position sensor is located proximate respective axial coils of the plurality of axial coils, and wherein a position sensor is located proximate at least two respective transversal coils of the plurality of transversal coils.
