Camera actuator, lens transfer apparatus, and camera apparatus comprising same
AssigneeLG Innotek Co., Ltd.
InventorsJae Hoon Jun, Jun Taek Lee
Life of this patent
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Abstract
Disclosed, in an embodiment of the present invention, is a camera apparatus comprising: a housing; a first lens assembly and a second lens assembly moving in an optical axis direction on the basis of the housing; an optical drive unit including a first drive unit moving the first lens assembly and a second drive unit moving the second lens assembly; and a first hall sensor adjacent to the first drive unit and a second hall sensor adjacent to the second lens assembly, wherein at least a portion of the first hall sensor and the second hall sensor do not overlap each other in a direction perpendicular to the optical axis direction.
Claims12
A camera device, comprising:
- a housing;
- a first lens assembly and a second lens assembly moving in an optical axis direction with respect to the housing;
- an optical driving unit including a first driving unit moving the first lens assembly and a second driving unit moving the second lens assembly;
- and
- a first Hall sensor adjacent to the first driving unit and a second Hall sensor adjacent to the second lens assembly, wherein at least a portion of the first Hall sensor and the second Hall sensor do not overlap each other in a direction which is perpendicular to the optical axis direction and in which first and second coils face each other, wherein the first driving unit includes the first coil, and a first magnet that faces the first coil, and wherein the second driving unit includes the second coil, and a second magnet that faces the second coil.
A camera device comprising:
- a housing;
- a first lens assembly and a second lens assembly moving in an optical axis direction with respect to the housing;
- an optical driving unit including a first driving unit moving the first lens assembly and a second driving unit moving the second lens assembly;
- and
- a first Hall sensor adjacent to the first driving unit and a second Hall sensor adjacent to the second lens assembly, wherein at least a portion of the first Hall sensor and the second Hall sensor do not overlap each other in a direction which is perpendicular to the optical axis direction, wherein the first driving unit includes a first coil, and a first magnet that faces the first coil, wherein the second driving unit includes a second coil, and a second magnet that faces the second coil, wherein the first coil includes a first sub-coil and a second sub-coil disposed to overlap each other in the optical axis direction, and wherein the second coil includes a third sub-coil and a fourth sub-coil disposed to overlap each other in the optical axis direction.
A camera device comprising:
- a housing;
- a first lens assembly and a second lens assembly moving in an optical axis direction with respect to the housing;
- an optical driving unit including a first driving unit moving the first lens assembly and a second driving unit moving the second lens assembly;
- and
- a first Hall sensor adjacent to the first driving unit and a second Hall sensor adjacent to the second lens assembly, wherein at least a portion of the first Hall sensor and the second Hall sensor do not overlap each other in a direction which is perpendicular to the optical axis direction, wherein the first driving unit includes a first coil, and a first magnet that faces the first coil, wherein the second driving unit includes a second coil, and a second magnet that faces the second coil, wherein a minimum distance between the first Hall sensor and the second Hall sensor is greater than a maximum distance between the first coil and the second coil in a horizontal direction when the first lens assembly and the second lens assembly are maximally moved in the optical axis direction.
Dependencies are inferred from the claim text.