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US 11,895,384 B2Granted
Actuator, camera module and electronic device
AssigneeBeijing Xiaomi Mobile Software Co., Ltd.
InventorsBin Wang, Hui Wang
Life of this patent
Estimating the term…
Abstract
An actuator includes a seat body a stator magnet, a mover assembly and a driving chip. The stator magnet is in the seat body and is connected to the seat body; the mover assembly includes a coil circuit board, the coil circuit board includes a first electrically conductive coil, and the first electrically conductive coil, when energized, interacts with the stator magnet to drive the mover assembly and the stator magnet to move relative to each other; and the driving chip is located on the coil circuit board and is connected to the first electrically conductive coil, and is used for connecting to an external power supply circuit to supply power to the first electrically conductive coil.
Claims20
An actuator, comprising:
- a seat body;
- a stator magnet that is in the seat body and is connected to the seat body;
- a mover assembly, comprising:
- a coil circuit board-that includes a first electrically conductive coil
- a first mover assembly configured to position a solid-state lens, wherein the stator magnet interacts with the first electrically conductive coil to drive the first mover assembly to translate in a reciprocating manner in a plane perpendicular to a first direction or to drive the first mover assembly to move in the reciprocating manner in the first direction,
- a second mover assembly configured to position a liquid lens, wherein the second mover assembly includes a second electrically conductive coil that when energized interacts with the stator magnet to drive the second mover assembly to translate in the reciprocating manner in the first direction;
- and
- a driving chip that is located on the coil circuit board and is connected to the first electrically conductive coil and the second electrically conductive coil, wherein the driving chip is configured to connect to an external power supply circuit to supply power to the first electrically conductive coil and the second electrically conductive coil.
5 more elements
A camera module, comprising:
- an actuator, comprising:
- a seat body;
- a stator magnet that is in the seat body and is connected to the seat body;
- a mover assembly comprising:
- a coil circuit board that includes a first electrically conductive coil,
- a first mover assembly, wherein the stator magnet interacts with the first electrically conductive coil to drive the first mover assembly to translate in a reciprocating manner in a plane perpendicular to a first direction or to drive the first mover assembly to move in the reciprocating manner in the first direction, and
- a second mover assembly that includes a second electrically conductive coil, wherein the second electrically conductive coil when energized interacts with the stator magnet to drive the second mover assembly to translate in the reciprocating manner in the first direction;
- a driving chip that is located on the coil circuit board and is connected to the first electrically conductive coil and the second electrically conductive coil, wherein the driving chip is configured to an external power supply circuit to supply power to the first electrically conductive coil and the second electrically conductive coil;
- a solid-state lens, assembled on the seat body of the actuator and connected to the first mover assembly;
- and
- a liquid lens assembled on the seat body of the actuator and connected to the second mover assembly.
8 more elements
An electronic device, comprising a camera module, the camera module comprises:
- an actuator, comprising:
- a seat body;
- a stator magnet that is in the seat body and is connected to the seat body;
- a mover assembly comprising:
- a coil circuit board that includes a first electrically conductive coil,
- a first mover assembly, wherein the stator magnet interacts with the first electrically conductive coil to drive the first mover assembly to translate in a reciprocating manner in a plane perpendicular to a first direction or to drive the first mover assembly to move in the reciprocating manner in the first direction, and
- a second mover assembly that includes a second electrically conductive coil, wherein the second electrically conductive coil when energized interacts with the stator magnet to drive the second mover assembly to translate in the reciprocating manner in the first direction;
- a driving chip that is located on the coil circuit board and is connected to the first electrically conductive coil and the second electrically conductive coil, wherein the driving chip is configured to an external power supply circuit to supply power to the first electrically conductive coil and the second electrically conductive coil;
- a solid-state lens assembled on the seat body of the actuator and connected to the first mover assembly;
- and
- a liquid lens assembled on the seat body of the actuator and connected to the second mover assembly.
8 more elements
Dependencies are inferred from the claim text.