Tdk Taiwan Corporation

Chia-Hsiu Liu

Chen-Chi Kuo

Fu-Yuan Wu

Shou-Jen Liu

Yu-Cheng Lin

Shang-Yu Hsu

Sin-Jhong Song

Shao-Chung Chang

Yi-Ho Chen

Kuo-Chun Kao

Kun-Shih Lin

Yu-Huai Liao

Yi-Hsin Nieh

Ichitai Moto

Chien-Lun Huang

Chia-Pin Hsu

Yung-Ping Yang

Chao-Chun Chang

Shin-Hua Chen

Yi-Chun Cheng

Wen-Yen Huang

Shih-ting Huang

Tsung-Han Wu

Yuan-Shih Liao

Yen-Cheng Chen

Ying-Jen Wang

Ya-Hsiu Wu

A lens driving module for holding and moving a lens is provided, including a lens holder, a first electromagnetic driving assembly disposed on the lens holder, a base, a second electromagnetic driving assembly disposed on the base, and a first elastic member. The lens holder has an accommodating space, and the lens is disposed in the accommodating space. The second electromagnetic driving assembly is adjacent to the first electromagnetic driving assembly. The first elastic member has at least one first fixed portion and at least one moving portion. The first fixed portion is connected to the base, and the first moving portion is connected to the lens holder. The first fixed portion is disposed between the second electromagnetic driving assembly and the base.

Lens driving module

An optical module includes a first side and a second side, and includes a movable portion, a fixed portion, a driving portion, a position-sensing portion, and a circuit board. The movable portion includes a holder for holding an optical element with an optical axis. The fixed portion includes a base and a circuit component, wherein the circuit component has an external electrical connection portion, and the movable portion is movably connected to the fixed portion. The driving portion is configured to drive the movable portion to move relative to the fixed portion. The position-sensing portion includes a position-sensing element, and the position-sensing element is configured to sense the position of the movable portion relative to the fixed portion. The circuit board is electrically connected to the position-sensing component, and the position-sensing element is disposed on the circuit board; wherein the circuit board is disposed on the first side, and the external electrical connection portion is disposed on the second side.

Optical module

An optical element driving mechanism is provided. The optical element driving mechanism includes a carrier, a base, and a first driving assembly. The carrier holds an optical element with an optical axis. The carrier is movably connected to the base. The first driving assembly drives the carrier to move relative to the base. The first driving assembly includes a driving coil disposed on the carrier, and the direction of the winding axis of the driving coil is different from the direction of the optical axis. The carrier has an abutting surface, which faces and is in direct contact with the driving coil. The maximum size of the abutting surface is greater than the maximum size of the driving coil in the direction of the optical axis.

Optical member driving mechanism

A driving mechanism is provided, including a movable portion, a fixed portion and a driving assembly. The movable portion is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion. The driving assembly includes a biasing element generating a driving force, and a first electrical connection portion electrically connected to the biasing element. The biasing element is clamped at a first position of the first electrical connection portion by a first clamping force, and the biasing element is clamped at a second position of the first electrical connection portion by a second clamping force The first clamping force is different from the second clamping force.

Driving mechanism

An optical member driving mechanism for driving an optical member having an optical axis is provided, including a fixed portion, a movable portion, a first elastic member, and a driving assembly. The movable portion is configured to hold the optical member, and is movably connected the fixed portion via the first elastic member. The driving assembly drives the movable portion to move along the optical axis within a range of motion. The range of motion includes a first limit moving range and a second limit moving range. The first limit moving range is the maximum distance that the movable portion can move toward the light-entering side, and the second limit moving range is the maximum distance that the movable portion can move toward the light-emitting side. When the movable portion is in a predetermined position, the first limit moving range is greater than the second limit moving range.

A lens driving module for holding and moving a lens is provided, including a lens holder, a first electromagnetic driving assembly disposed on the lens holder, a base, a second electromagnetic driving assembly disposed on the base, and a first elastic member. The lens holder has an accommodating space and a first surface, and the lens is disposed in the accommodating space. The base has a connecting surface and a first contacting surface. The connecting surface and the first contacting surface are coplanar. The second electromagnetic driving assembly is adjacent to the first electromagnetic driving assembly, and the first elastic member is connected to the connecting surface and the lens holder. When the lens holder contacts the base, the first surface contacts the first contacting surface.

An optical module is provided, including a movable portion, a fixed portion and a driving assembly. The movable portion is used to hold an optical element having an optical axis. The movable portion is movably connected to the fixed portion. The driving assembly disposed in the fixed portion to drive the movable portion to move along the optical axis relative to the fixed portion. The driving assembly includes a first magnetic element and a second magnetic element. The first magnetic element and the second magnetic element are aligned along the optical axis. The size of the first magnetic element and the size of the second magnetic element along the optical axis are different.

A driving system for moving several optical elements is provided, including a first module and a second module arranged in a first direction. The first module has a first terminal on a first side thereof to electrically connect to an external circuit. The second module has a second terminal on a second side thereof to electrically connect to the external circuit. The first and second sides are adjacent to each other and parallel to the first direction.

An optical driving mechanism is provided, including a movable portion, a bottom plate and a biasing assembly. The movable portion is configured to sustain an optical element having an optical axis. The bottom plate has a moving member. The biasing assembly has at least one biasing element for driving the movable portion to move relative to the bottom plate. The bottom plate defines a first electrical connection portion and a second electrical connection portion, and the biasing element is connected to the first and second electrical connection portions. The first electrical connection portion has a fixed body, an insulating layer and a conductive layer, which are sequentially overlapped along the optical axis. The conductive layer is directly and electrically connected to the biasing element. When viewed along the optical axis, the insulating layer protrudes from the fixed body and the conductive layer.

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Taoyuan, Taiwan

Chia-Hsiu Liu