Magnetic camera component mounting in cameras
First Claim
1. An actuator module for optical image stabilization of a lens assembly relative to an image sensor in a camera, comprising:
- a coil mounting structure, wherein a plurality of optical image stabilization (OIS) coils is mounted to the coil mounting structure;
a lens assembly structure configured to hold a lens assembly, wherein a plurality of magnets is affixed to the lens assembly structure;
a plurality of Hall sensors mounted to the coil mounting structure in a direction opposite the OIS coils with respect to the plurality of magnets;
a spring assembly for coupling the coil mounting structure to the lens assembly structure, such that the lens assembly structure is suspended on the coil mounting structure by the spring assembly and movable relative to the coil mounting structure in a plane orthogonal to an optical axis of the lens assembly;
wherein the lens assembly comprises a light input side and an opposing light exit side for providing light for an image to an image sensor; and
wherein the plurality of OIS coils are mounted closer to the light input side than the plurality of magnets.
1 Assignment
0 Petitions
Accused Products
Abstract
An actuator module for optical image stabilization of a lens assembly relative to an image sensor in a camera includes a coil mounting structure. A plurality of optical image stabilization (OIS) coils is mounted to the coil mounting structure. Some embodiments include a lens assembly structure configured to hold a lens assembly. A plurality of magnets is affixed to the lens assembly structure. Some embodiments include a spring assembly for coupling the coil mounting structure to the lens assembly structure, such that the lens assembly structure is movable relative to the coil mounting structure in a plane orthogonal to an optical axis of the lens assembly. The lens assembly comprises a light input side and an opposing light exit side for providing light for an image to an image sensor. The plurality of OIS coils is mounted closer to the light input side than the plurality of magnets.
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Citations
20 Claims
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1. An actuator module for optical image stabilization of a lens assembly relative to an image sensor in a camera, comprising:
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a coil mounting structure, wherein a plurality of optical image stabilization (OIS) coils is mounted to the coil mounting structure; a lens assembly structure configured to hold a lens assembly, wherein a plurality of magnets is affixed to the lens assembly structure; a plurality of Hall sensors mounted to the coil mounting structure in a direction opposite the OIS coils with respect to the plurality of magnets; a spring assembly for coupling the coil mounting structure to the lens assembly structure, such that the lens assembly structure is suspended on the coil mounting structure by the spring assembly and movable relative to the coil mounting structure in a plane orthogonal to an optical axis of the lens assembly; wherein the lens assembly comprises a light input side and an opposing light exit side for providing light for an image to an image sensor; and wherein the plurality of OIS coils are mounted closer to the light input side than the plurality of magnets. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A camera module, comprising:
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a lens carrier suspended on an actuator module support structure by a spring assembly configured to limit relative motion of the lens carrier in a plane orthogonal to an optical axis of a lens mounted to the lens carrier; a plurality of magnets affixed beneath a module cover; a plurality of hall sensors mounted to the actuator module support structure; and a plurality of optical image stabilization coils mounted to the actuator module support structure, wherein the optical image stabilization coils are mounted in a direction opposite the hall sensors with respect to the plurality of magnets. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. A multifunction device having a camera module, comprising:
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an actuator module support structure, wherein the actuator module support structure comprises a module cover; a lens carrier for moving a lens relative to an image sensor, wherein the lens carrier is suspended on the actuator module support structure by a spring assembly configured to limit relative motion of the lens carrier in a plane orthogonal to an optical axis of the lens carrier; a plurality of magnets affixed beneath the module cover; a plurality of hall sensors mounted to the actuator module support structure; and a plurality of optical image stabilization coils mounted to the actuator module support structure, wherein the optical image stabilization coils are mounted in a direction opposite the hall sensors with respect to the plurality of magnets. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification