Changzhou Aac Raytech Optronics Co., Ltd.

Aac Technologies Pte. Ltd.

Suohe Wei

Feng Yan

Tianheng Ni

Gang Li

Rongfu Xie

Tongming Xu

Limei Zhao

Leping Dong

Yiwei Wang

A lens driving device related to the field of driving devices and includes a lens assembly and a driving module for driving the lens assembly to move. The driving module includes a first driving module and a second driving module. The lens assembly is accommodated in the first driving module. The second driving module is sleeved on one side of the first driving module away from the lens assembly. The lens assembly is driven by the first driving module and the second driving module that realize movement in multiple different directions, so the lens assembly accommodated in the first driving module realizes movement in multiple directions, thereby achieving good image stabilization effect.

Lens driving device

The disclosure relates to a lens module and an electronic device. The lens module includes a frame mechanism and an adjusting mechanism. The anti-shake assembly includes at least one anti-shake coil and at least one anti-shake reset member. The focus assembly includes at least one focus coil and at least one focus reset member. In the lens module of the present embodiment, by arranging the magnet assembly to cooperate with the anti-shake assembly and the focus assembly, the at least one anti-shake coil and the at least one focus coil can share a same magnet assembly to realize the optical anti-shake and auto-focus functions of the lens module, thereby enabling the lens module to have a more compact structure.

Lens module and electronic device

Provided is a lens drive apparatus having fewer components with ensuring auto focusing and anti-shake performance. The apparatus includes a base, a housing, a support frame, a lens barrel, an anti-shake drive assembly, a magnetic circuit assembly, and a focusing drive assembly. The support frame includes two opposite first enclosing walls and two opposite second enclosing walls. The magnetic circuit assembly includes a first magnetic group and a weight respectively fixed to the first enclosing walls, and two second magnetic groups respectively fixed to the two second enclosing walls. The anti-shake drive assembly includes three anti-shake coils fixed to the base and respectively spaced apart from the first and second magnetic groups. The focusing drive assembly includes two drive coils fixed to an outer side of the lens barrel and respectively spaced apart from inner sides of the two second magnetic groups.

Lens drive apparatus

A lens driving device, including a base, a support frame suspended above the base, a lens holder for mounting a lens, a pair of conductive elastic sheets, a support suspension wire, a circuit board, a focusing circuit board, a shared magnet, a focusing coil and an anti-shake coil. The conductive elastic sheets are elastically connected to the support frame and lens holder. The circuit board includes a stationary portion and a movable portion connected thereto. The support suspension wire elastically connects the conductive elastic sheet with the movable portion, and can only support the movable portion. The focusing circuit board fixedly and electrically connects the conductive elastic sheet with the stationary portion, and electrical connection is led from the circuit board, ensuring stable and reliable electrical connection between the conductive elastic sheet, focusing circuit board and circuit board. An electronic device including the lens driving device is provided.

Lens driving device and electronic device

The lens drive device provided according to the present disclosure includes a lens having an optical axis, a lens holder supporting the lens, an image stabilization frame, a base, and a drive component. The lens holder is elastically supported inside the image stabilization frame by a first elastic sheet, and the image stabilization frame is elastically supported on the base in the direction along the optical axis by a suspension component, where the suspension component includes a second elastic sheet and a suspension wire. The second elastic sheet includes a fixing portion and a suspension portion, and the suspension portion can be elastically deformed in the direction along the optical axis to buffer impact acted on the suspension wire. The lens drive device provided according to the present disclosure buffers the impact acted on the suspension wire by the suspension portion, so that the structural stability is provided.

Lens drive device

A lens driving module includes first and second bases, a bottom base, a reset assembly, a PCB, first and second driving assemblies respectively driving first base to rotate about a first axis and second base to rotate about a second axis, and a lens mounted on the first base. The reset assembly includes reset members provided at two opposite sides of the bottom base along the first axis or the second axis. Each reset member includes first to third connection portions, a first elastic arm connected between first and second connection portions and configured to reset the first base, and a second elastic arm connected between second and third connection portions and configured to reset the second base. The first to third connection portions are respectively connected to first and second bases and bottom base, respectively. The lens driving module has a simplified structure, compact size, and improved stability.

Lens driving module

A lens driving device includes a lens module, a first support frame, a second support frame sleeved on the first support frame, a support assembly for suspending the first support frame inside the second support frame, a first flexible printed circuit board (PCB) including folding portions, a second flexible PCB opposite to and independent from the first flexible PCB, and a driving assembly. Each folding portion includes a first fixing portion attached to the first support frame, a second fixing portion attached to the shell, and bent portions connecting the first fixing portion with the second fixing portion by bending. The two flexible PCBs are separately provided in the lens driving device to prevent the risk of disengagement when the two flexible PCBs move, and the folding portions prevent the first flexible PCB from being pulled by the movement of the lens module to be disconnected.

A lens module includes a base, a lens assembly, a bearing member including fixing and rotating frames, a shape memory alloy wire assembly including first and second shape memory alloy (SMA) wires, and at least one first and second wire-binding clamp members. The first SMA wires drive rotating frame to rotate relative to base about a first direction, and the second SMA wires drive the fixing frame to rotate relative to the rotating frame about a second direction. The first and second directions are perpendicular to each other and perpendicular to optical axis of the lens assembly. The rotating frame includes first and second rotating side plates. Each first wire-binding clamp member is connected to two first SMA wires, and each second wire-binding clamp member is connected to two second SMA wire. The lens module has low cost and occupies a small space, and the magnetic interference can be avoided.

Lens module

The present invention provides a retractable camera module, including a housing, a lens assembly, a support assembly, a driving assembly, and an exterior part covered on the housing. A bulge portion is arranged on an outer wall of a top plate in the housing; a first groove matched with the bulge portion is formed in an inner wall of the exterior part; the support assembly includes a lifting plate connected to the lens assembly, a guide rod penetrating through the lifting plate and fixedly connected between the bulge portion and a bottom plate, and at least two elastic members elastically connected between the lifting plate and the bottom plate. the present invention provides a retractable camera module which occupies a small space and can ensure the extending and retracting steadiness and achieves better optical characteristics.

Retractable camera module and electronic device

A lens driving device includes fixing bracket, first support frame sleeved on the fixing bracket, second support frame sleeved on the first support frame, rotation assembly configured to make the fixing bracket rotate relative to the first support frame about a first direction and the first support frame rotate relative to the second support frame about a second direction, driving assembly for driving fixing bracket to rotate relative to first support frame about the first direction and driving the first support frame to rotate relative to the second support frame about the second direction, flexible printed circuit board, first elastic support components, and second elastic support components. The lens driving device increases spacing between adjacent two of crossing portions of the shape memory wires so that the shape memory wires have enough space for the movement, preventing the shape memory wires from being interfered with each other during the movement.

The present invention provides a lens driving device including a first supporting framework, a second supporting framework, a lens barrel, a bracket assembly which is rotatably connected with the first supporting framework, the first supporting framework is rotatably connected with the second supporting framework; anti-shake magnets fixed on two adjacent first side walls; anti-shake coils fixed on two adjacent second side walls; a flexible printed circuit fixed at a peripheral side of the second supporting framework and electrically connected with the anti-shake coils; and metal sheets respectively opposite to and spaced from two anti-shake magnets and generating mutual magnetic attraction with the anti-shake magnets. Compared with the related art, the lens driving device of the present invention has a simple structure and low production cost.

The present invention provides a lens driving device and an electronic device, wherein the lens driving device comprises a housing and a lens assembly; the lens assembly includes a lens module and a shell for accommodating the lens module; a bottom wall of the housing is formed an arc-shaped rail; the lens driving device further includes a ball disposed between the housing and the shell and located in the arc-shaped rail; a first driving structure for driving the lens assembly to rotate around an optical axis is further arranged between the housing and the shell; and the first driving structure includes a magnet and a coil opposite to the magnet. The present invention realizes rotation of the lens module around the optical axis direction, thus avoiding the swaying of the lens driving device caused by hand movement, achieving image stabilization, and improving the imaging effect of the lens module.

A lens driving device includes a fixing bracket; first and second support frames; a rotation assembly including first and second rolling balls so that the fixing bracket and the first support frame are spaced apart from each other and form a rotational connection about a first direction, and the first and second support frames are spaced apart from each other and form a rotational connection about a second direction; a driving assembly for driving the fixing bracket to rotate relative to the first and second support frames about the first direction and for driving the first support frame to rotate relative to the second support frame about the second direction; a flexible circuit board; and first and second elastic support components. The lens driving device reduces the height of the overall structure, and effectively reduces the height of the lens driving device.

A photographing lens is provided, including a mounting framework, a lens module and an image stabilization module, where the image stabilization module includes a movable holder, a frame, a first rotation assembly, a second rotation assembly, a first elastic member, a second elastic member, a third elastic member and a fourth elastic member; the first elastic member includes a first fixing piece, a second fixing piece, and a first elastic piece connected between the first fixing piece and the second fixing piece; the second elastic member includes a third fixing piece, a fourth fixing piece, and a second elastic piece connected between the third fixing piece and the fourth fixing piece. The present invention solves the technical problems of the complex structure and increased thickness of the photographing lens for realizing the rotational reset of the lens module in the related art.

Photographing lens

A camera lens includes a mounting housing, a lens module, an image stabilization module, first and second support shafts fixed to the mounting housing opposite to each other along one of diagonals of the mounting housing, and third and fourth support shafts fixed to the frame opposite to each other along another diagonal of the mounting housing. The mounting housing is formed by sequentially connecting first to fourth frame plates. The image stabilization module includes a frame, a movable frame, first and second image stabilization coils, and first and second magnets. The movable frame has first to fourth rotation holes. The first to fourth support shafts are respectively rotatably fit within the first to fourth rotation holes. The camera lens of the present disclosure can solve the problems of great process difficulty and high cost in the related art when the camera lens performs the optical image stabilization.

Growing community of inventors

Shenzhen, China

Suohe Wei