Lg Innotek Co., Ltd.

Other

Sung Guk Lee

Sang Jun Min

Tae Jin Jung

Seong Min Lee

Kyoung Ho Yoo

Sang Ok Park

Jun Taek Lee

Byung Wook Son

Tae Bong Park

Hyune O Yoo

Young Bae Jang

Jeung Ook Park

Chang Yeon Kim

Chan Joong Kim

Hyun Soo Kim

Jung Seok Oh

Jae Keun Park

Dae Sik Jang

Seung Hak Lee

Seung Hyeon Jeong

Hyun Joong Lee

Jin Kwan Jeong

An embodiment of the present invention provides a camera actuator comprising: a housing; a first member combined with the housing; a mover including an optical member; a first magnetic body disposed in the first member; a second magnetic body disposed in the mover; and a tilting-guiding part for guiding titling of the mover, wherein the mover comprises a holder combined with the optical member and a second member combined with the holder, and the tilting-guiding part is closely adhered to the first member and the holder by repulsion between the first magnetic body and the second magnetic body.

Camera actuator and camera module including same

A reflective member driving device including a housing; a holder which is disposed within the housing; a reflective member which is disposed in the holder; a moving plate which is disposed between the housing and the holder; a driving magnet and a sensing magnet which are disposed in the holder; a coil which electromagnetically interacts with the driving magnet; and a first sensor which senses the sensing magnet. The driving magnet includes a first magnet which tilts the reflective member about a first axis and a second magnet which tilts the reflective member about a second axis perpendicular to the first axis. The sensing magnet is disposed at a location where the sensing magnet does not electromagnetically interact with the coil.

Reflective member driving device

An embodiment comprises: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a magnet disposed in a side portion of the housing, and including a first side surface facing the coil and a second side surface opposite to the first side surface; and a yoke disposed in the upper portion of the housing and overlapping the magnet in the optical axis direction, wherein: the centerline of the magnet is located on one side with reference to a reference line; a first groove adjoining one end of the first side surface of the magnet is disposed at a first end of the magnet; a second groove adjoining the other end of the first side surface of the magnet is disposed at a second end of the magnet; the reference line passes through the center of the housing and is perpendicular to the outer surface of the side portion of the housing where the magnet is disposed; and the centerline of the magnet is a straight line passing through the center between the first end and the second end of the magnet and perpendicular to the first side surface of the magnet.

Lens driving device, and camera module and optical device including same

A first embodiment of the present invention relates to an actuator device comprising: a housing; a holder disposed inside the housing; a reflective member disposed on the holder; a moving plate disposed between the housing and the holder; a rigid mover coupled to the holder; and a damper coupled to the rigid mover, wherein the rigid mover comprises a protruding portion coupled to the housing by the damper.

Actuator device

A lens moving apparatus including a base comprising a first post, a second post, a third post and a fourth post; a bobbin disposed inside the first to fourth posts; a coil disposed on the bobbin; a magnet comprising a first magnet unit disposed between the first post and the second post and a second magnet unit disposed between the third post and the fourth post; and a lower elastic member coupled to a lower portion of the bobbin and to the base, wherein the lower elastic member comprises a first portion coupled to a first region of the base positioned between the first post and the fourth post, and wherein the first portion of the lower elastic member does not overlap the magnet in a direction parallel to an optical axis.

Lens driving unit, and camera module and optical device comprising same

A camera actuator includes a housing; a prism unit disposed in the housing; and a driving unit for tilting the prism unit. The prism unit includes a prism mover including a receiving portion; and a prism disposed in the receiving portion. The housing includes a sidewall and a guide portion including an inclined surface disposed on the sidewall.

Camera actuator, camera module, and camera device including same

A camera actuator according to an embodiment includes a base; a rail guide part coupled to the base; a first lens assembly coupled to the base and fixed; and second and third lens assemblies disposed in the base and moving along the rail guide part, wherein the base includes a coupling protrusion and a base recess adjacent to the coupling protrusion; and at least one of the rail guide part and the first lens assembly includes a coupling hole corresponding to the coupling protrusion of the base.

An embodiment of the present invention discloses a camera actuator comprising: a housing; a first lens assembly and a second lens assembly moving in the optical axis direction in the housing; and a driving unit for moving the first lens assembly and the second lens assembly, wherein the first lens assembly includes a first outer side surface, and the second lens assembly includes a second outer side surface which faces the first outer side surface and at least partially overlaps the first outer side surface in the optical axis direction and a bonding member that is in contact with at least one of the first outer side surface and the second outer side surface.

Camera actuator and camera device comprising same

The present embodiment relates to a camera device comprising a first camera device, a second camera device, and a third camera device disposed between the first camera device and the second camera device, wherein: the first camera device includes a first bobbin, a first coil disposed on the first bobbin, a first magnet facing the first coil, and a second coil disposed under the first magnet; the second camera device includes a second bobbin, a third coil disposed on the second bobbin, and a second magnet facing the third coil; the third camera device includes a third bobbin, a fourth coil disposed on the third bobbin, a third magnet facing the fourth coil, a fourth magnet disposed on the third bobbin, and a Hall sensor for sensing the fourth magnet; and the Hall sensor of the third camera device is disposed between the fourth magnet of the third camera device and the second camera device.

Camera device, dual camera device and triple camera device

A lens moving apparatus, according to one embodiment, comprises: a bobbin having a first coil installed on the outer circumferential surface thereof; a location detection sensor equipped to the bobbin; a housing in which the bobbin is provided; an upper elastic member disposed on the upper side of the housing; and a support member that supports the housing such that the housing can move in a second or third direction that is perpendicular to a first direction, wherein the upper elastic member is divided into a plurality of parts, at least two of which are disposed parallel to each other on the x-y plane in the second or third direction and are disposed such that end portions thereof face each other.

Lens moving apparatus and camera module including same

An embodiment of the present invention relates to a lens driving device comprising: a base; a housing; a bobbin; a first magnet; a first coil; a first substrate including a second coil; an upper elastic member; a lateral elastic member; a second magnet; and a sensor, wherein the bobbin comprises a recess in which the second magnet is disposed; the upper elastic member comprises an inner portion coupled to the bobbin, an outer portion coupled to the housing, and a connection part connecting the inner portion and the outer portion to each other, and the inner portion includes a first region overlapping the second magnet in the optical axis direction.

Lens driving device, camera module, and optical device

An embodiment of the present invention discloses a camera actuator comprising: a housing; a mover disposed in the housing and including protrusions on one surface which protrude toward the housing; and a driving unit disposed in the housing and rotating the mover on the basis of a first direction or a second direction perpendicular to the first direction, wherein the protrusions comprise: a first protrusion disposed on the one surface; a second protrusion spaced apart from the first protrusion; and a third protrusion separated from the first protrusion by a distance greater than from the second protrusion, and wherein the housing comprises: a groove in which the first protrusion is seated on an inner surface corresponding to the one surface; a first hole through which the second protrusion passes; and a second hole through which the third protrusion passes, wherein a side surface of the second protrusion is spaced apart from the first hole, and the housing includes a protruding part disposed on a side of the second hole and extending toward the third protrusion.

Camera actuator and camera module comprising same

A prism drive device of the present invention comprises: a housing; a mover disposed in the housing; a prism disposed in the mover; a first magnet disposed in the mover; a coil disposed in the housing; a guide part disposed between the housing and the mover and configured to guide the tilting of the mover; and a second magnet disposed in the housing and facing the first magnet, wherein the first magnet and the second magnet face each other with the same pole.

Prism drive device

A camera actuator according to an embodiment includes: a housing; a prism unit disposed in the housing; a driving part tilting the prism unit; a second pivot plate disposed on a side wall of the housing; and a first pivot plate disposed between the second pivot plate and the prism unit, wherein the prism unit includes a pulling magnet, and the prism unit is tilted with respect to a rotation reference axis of the first pivot plate or the second pivot plate while being supported by the housing by attractive force between the pulling magnet and the second pivot plate.

Camera actuator

A lens moving apparatus includes a housing; a bobbin arranged inside the housing; a first coil arranged on the bobbin; first magnets arranged on first to fourth corner portions of the housing, respectively; a first circuit board which is arranged on a first side portion of the housing, and which comprises a first terminal, a second terminal, a third terminal, and a fourth terminal; a first position sensor arranged on the first circuit board and electrically connected to the first to fourth terminals; a first upper elastic unit arranged on the first corner portion of the housing; a second upper elastic unit arranged on the second corner portion of the housing; a third upper elastic unit arranged on the third corner portion of the housing; and a fourth upper elastic unit arranged on the fourth corner portion of the housing.

Growing community of inventors

Seoul, South Korea

Sung Guk Lee