Lg Innotek Co., Ltd.

Goods Flow Co., Ltd.

Tae Jin Jung

Sang Jun Min

Sung Guk Lee

Sang Ok Park

Jin Suk Han

Kyoung Ho Yoo

Jun Taek Lee

Byung Wook Son

Hyune O Yoo

Seung Taek Shin

Jung Cheol Kim

Kap Jin Lee

Seong Min Lee

Hyun Soo Kim

An embodiment of the present invention provides a camera actuator comprising: a housing; a first lens assembly and a second lens assembly which are moved in an optical axis direction on the basis of the housing; and a driving unit which moves the first lens assembly and the second lens assembly, wherein the driving unit comprises: a driving coil; and a driving magnet facing the driving coil. The driving coil comprises: a first sub-coil; a second sub-coil; and a third sub-coil arranged between the first sub-coil and the second sub-coil, wherein the first sub-coil, the third sub-coil, and the second sub-coil are sequentially arranged along the optical axis, and the length of the third sub-coil in the optical axis direction is different from the length of at least one of the first sub-coil and the second sub-coil in the optical axis direction.

Camera actuator and camera device comprising same

The present embodiment of the present invention relates to a lens driving device, comprising: a housing; a bobbin disposed in the housing; a first coil disposed on the bobbin; a magnet which is disposed on the housing and faces the first coil; a base disposed under the housing; a substrate which is disposed on an upper surface of the base and comprises a circuit member including a second coil facing the magnet; an upper elastic member disposed on an upper portion of the bobbin and coupled to the bobbin and the housing; a support member coupled to the upper elastic member; and a terminal member elastically connecting the support member with the substrate, wherein the terminal member comprises; a first connector coupled to the substrate; and a second connector coupled to the support member; and wherein the second connector is disposed at a position lower than the first connector.

Lens driving device, camera module, and portable device

One embodiment of a lens moving unit includes a bobbin mounted with at least one sheet of lens and arranged at a periphery with a coil unit, a cover member mounted with a magnet at a position corresponding to that of the coil unit, upper and bottom elastic members respectively coupled at one distal end to upper and bottom surfaces of the bobbin to support movement of the bobbin to an optical axis direction, and a detection unit to detect a movement parallel to an optical axis of the bobbin, wherein the detection unit includes a sensing magnet mounted at a periphery of the bobbin, and a position detection sensor arranged at a lateral wall of the cover member and formed at an inner lateral surface opposite to the sensing magnet, wherein the bobbin includes a correction magnet mounted at a side opposite to that of the sensing magnet.

Lens moving unit comprising a sensing magnet and a correction magnet

The present embodiment relates to a lens driving device including: a first movable element including a bobbin and a first coil; a second movable element including a housing and a first magnet; a base disposed below the housing; a board including a circuit member having a second coil; an upper elastic member; and a support member, wherein the bobbin includes a first stopper and a second stopper, which overlap the second movable element in an optical axis direction and are spaced apart from each other, the housing includes side parts and corner parts formed between the side parts, a first stopper is disposed on the side of the corner parts, the second stopper is disposed on the side of the side parts, and the distance between the first stopper and the second movable element in the optical axis direction is different from the distance between the second stopper and the second movable element in the optical axis direction.

Lens driving device, camera module, and optical instrument

A camera module including a first camera module and a second camera module including a second side that faces a first side of the first camera module, wherein the first camera module includes a housing; a bobbin disposed inside the housing; a coil disposed on the bobbin; and a magnet arranged at a side of the housing and facing the coil, wherein the magnet is disposed biased toward a center line of the side of the housing.

Lens driving device, camera module and optical instrument

A lens driving device according to an embodiment comprises: a bobbin wherein at least one lens is installed inside thereof and a first coil is installed on the outer circumferential surface thereof; a first magnet arranged around the bobbin so as to be opposite to the first coil; a housing for supporting the first magnet; upper and lower elastic members coupled with the bobbin and the housing; a first sensor for sensing displacement of the bobbin in the first direction; a second magnet arranged so as to be opposite to the first sensor; a base arranged to be spaced apart from the housing by a certain distance; a second coil arranged so as to be opposite to the first magnet; a circuit board whereon the second coil is installed; a plurality of support members for supporting the housing so as to be movable in the second and third directions which are orthogonal to the first direction with respect to the base and for connecting at least one of the upper and lower elastic members to the circuit board; and a second sensor for sensing displacement of the housing in the second or third direction with respect to the base.

Lens driving device and camera module comprising same

A lens moving apparatus is disclosed. The lens moving apparatus includes a cover member, a housing disposed in the cover member, a bobbin disposed in the housing, the bobbin being provided in an inner circumferential surface thereof with a screw thread, the bobbin being configured to move in a first direction, which is parallel to an optical-axis direction, a first coil provided on an outer circumferential surface of the bobbin, a first magnet coupled to the housing so as to be opposite the first coil, an upper elastic member provided at an upper surface of the bobbin, the upper elastic member being coupled to the bobbin and the housing, a lower elastic member provided at a lower surface of the bobbin, the lower elastic member being coupled to the bobbin and the housing, a circuit member comprising a second coil disposed under the housing so as to be opposite the first magnet, a circuit board disposed at a lower side of the circuit member, the circuit board being connected to the circuit member, a plurality of support members connected to the upper elastic member, and a base disposed under the circuit board, the base being coupled to the cover member.

Lens moving apparatus, and camera module and portable device including the same

The present exemplary embodiment relates to a camera module comprising: a housing; a liquid lens disposed in the housing; a magnet disposed in the housing; a base disposed and spaced apart from the housing; a substrate comprising a coil facing the magnet and disposed on the base; a plurality of wires connected to the housing and the substrate; and a connection part connecting the liquid lens and at least one wire of the plurality of wires, wherein the liquid lens and the substrate are electrically connected to each other through the connection part and the at least one wire.

Camera module

An embodiment comprises: a lens module; a first optical path change part including an incident surface and an emitting surface, and reflecting light, which is incident onto the incident surface, to emit the light via the emitting surface; and a second optical path change part including a first surface which faces the emitting surface in an optical axial direction of the lens module and a second surface which is an opposite surface to the first surface, wherein, in order to change the path of light emitted via the emitting surface, the first optical path change part is tilted or rotated about a first axis perpendicular to the optical axial direction, and, in order to change the path of light emitted from the second surface, the second optical path change part is tilted or rotated about a second axis perpendicular to the optical axial direction and the first axis.

Camera module and optical device comprising same

A lens moving apparatus includes a housing for supporting a first magnet, a bobbin, which includes a first coil provided on an outer surface thereof and which moves in a first direction, a support member, which is disposed over one side surface of the housing, and which supports the bobbin and the housing such that the bobbin and the housing are movable in second and/or third directions, which are perpendicular to the first direction, a second coil, which is disposed over the housing, and which is spaced apart from the support member by a predetermined distance and which generates an electromagnetic force to move the support member in the second and/or third directions, and a printed circuit board disposed over the second coil.

Lens moving apparatus

The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing; a magnet disposed in the housing; a first coil which is disposed in the bobbin, and is opposite to the magnet; a base disposed on the lower side of the housing; a substrate portion comprising a body portion, which is disposed on the upper surface of the base, and a terminal portion extending toward the lower side of the body portion; a terminal portion accommodating portion which is formed on a side surface of the base and accommodates at least a part of the terminal portion; and an adhesive accommodating groove which is formed in the terminal portion accommodating portion and accommodates at least a part of an adhesive contacting the terminal portion and the terminal portion accommodating portion.

Lens driving unit, camera module, and optical instrument

The present embodiment relates to a dual camera module comprising a first camera module and a second camera module, wherein: a first magnet unit of the first camera module includes a first magnet and a second magnet, both disposed opposite to each other on a side surface of a first housing; a second magnet unit of the second camera module includes a third to a sixth magnet arranged on four respective corners of a second housing; a third magnet unit is disposed on a side surface of the first housing facing the second housing; the third magnet unit is disposed between the first magnet and the second magnet; and the third magnet unit is smaller than the first magnet and is disposed on a virtual line connecting an optical axis of the first camera module and an optical axis of the second camera module.

Dual camera module and optical device

The present embodiment relates to a lens driving device, a camera module and an optical device. The lens driving device comprising: a cover; a housing arranged inside the cover; a bobbin arranged inside the housing; a magnet arranged in the housing; a first coil arranged in the bobbin and facing the magnet; a first substrate arranged below the housing and including a second coil facing the magnet; a second substrate arranged below the first substrate; and a base arranged below the second substrate, wherein the base includes a body and a protrusion upwardly protruding from the body, the outer side of the second substrate is arranged to face the inner side of the protrusion, and the upper surface of the protrusion is in a location which is the same as or lower than that of the upper surface of the first substrate.

Lens driving device, camera module and optical apparatus

The VCM according to an exemplary embodiment of the present disclosure includes a base unit, a mover including a bobbin arranged at an upper surface of the base unit and formed with a plurality of rotation prevention units along a periphery and a first driving unit arranged at a periphery of the bobbin, a stator including a yoke configured to the base unit to surround the mover and inner yoke units each extended to between the rotation prevention units, and a second driving unit oppositely arranged to the first driving unit, and an elastic member elastically supporting the mover, wherein an object occurrence preventing portion is formed between the rotation prevention unit and the inner yoke units to decrease a contact area between the rotation prevention unit and the inner yoke units.

Voice coil motor

An embodiment comprises: a housing; a bobbin disposed in the hosing; a first coil disposed in the bobbin; a magnet disposed opposite to the first coil in the housing; a base disposed under the housing; a lower elastic member comprising a first elastic member and a second elastic member coupled to the bobbin and disposed on the base; a second coil disposed in the base so as to generate an inductive voltage by interaction with the first coil; and a first terminal and a second terminal arranged in the base and spaced apart from the first and second elastic members, wherein one end of the first coil is coupled to the first elastic member, the other end of the first coil is coupled to the second elastic member, one end of the second coil is coupled to the first terminal, and the other end of the second coil is coupled to the second terminal.

Lens driving device capable of improving convenience and inhibiting deformation of an elastic member, and camera module and optical device including same

Growing community of inventors

Seoul, South Korea

Tae Jin Jung