Lg Innotek Co., Ltd.

Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Seoul National University

University-industry Cooperation Group of Kyung Hee University

Snur & Db Foundation

Lg Innotekco., Ltd.

Jun Taek Lee

Sang Ok Park

Seong Min Lee

Byung Wook Son

Sang Jun Min

Kyoung Ho Yoo

Jin Su Kim

Kyoung Jong Yoo

Young Jae Lee

Sung Guk Lee

Hyun-Chung Kim

Young-Jae Ryu

Do-hun Im

Tae Bong Park

Hyune O Yoo

Sungmin Moon

Nakyeong Kim

Sanghak Lee

Tae Jin Jung

Jun Phill Eom

Hyun Rae Cho

Seung Taek Shin

Kap Jin Lee

Chan Kyu Koo

Beom Sun Hong

Jung Ki Lee

Hyun Soo Kim

Jin Suk Han

Dong Mug Seong

Jung Hwan Bang

Jun Sik Shin

Joon Hyuk Yang

Young-Jae Lee

Jaejin Lee

Sang Hee Lee

Jae Wan Park

In Tae Kim

Jungho Chung

Joo-Hyung Lee

Jin Yong Kim

Sang Woon Suh

Jae Jin Lee

Dong-Hoon Yoo

Jin Gyeong Park

Byung Sook Kim

Sung Won Lee

Jin-Seok Lee

Choong Seon Hong

Dong Keon Lee

Yong In Lee

June Roh

Yong Joo Lee

In Seok Kang

Sook Hyun Kim

Sungguk Lee

Eun Jung Jeon

Seong-Gun Kim

Seok-Joong Hwang

Mun Yeong Son

Takao Sugawara

Cheolyong Jeon

Jeongho Nah

Hongjune Kim

Hoseong Song

Yujin Oh

Ki-Cheol Kim

JunBo Yoon

JeongHo Yeon

Woon Phil Yang

Jeong Oen Lee

Joo Hyum Lee

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

A camera module according to an exemplary embodiment of the present disclosure is proposed, the camera module including a PCB (Printed Circuit Board) mounted with an image sensor, a housing member arranged at an upper surface of the PCB, a bobbin movably positioned at an inner side of the housing member, an upper elastic member connected to an upper surface of the housing member and to an upper surface of the bobbin, and a space forming part formed at one side of the housing member to provide a moving space to the upper elastic member when the bobbin makes a relatively vertical movement to the housing member.

Voice coil motor

The present embodiment relates to a lens driving device, and more particularly, to a lens driving device capable of reducing a focus alignment time of a lens by feeding back an amount of displacement in an optical axis direction of a lens while improving spatial efficiency of a bobbin. Specifically, the present embodiment includes a housing having a hollow column shape for supporting a driving magnet; At least one lens is installed inside, the outer peripheral surface is provided with a coil disposed inside the driving magnet, parallel to the optical axis inside the housing by electromagnetic interaction between the driving magnet and the coil a bobbin moving in a first direction; It relates to a lens driving device comprising a; displacement sensing unit for determining a first displacement value of the bobbin in the first direction.

Lens moving apparatus

A VCM is disclosed, the VCM including a rotor having a first driving unit and arranged therein with a lens, a stator having a second driving unit wrapping the first driving unit and being opposite to the first driving unit, a base supporting the stator and having an opening formed at a position corresponding to that of the lens, a connection terminal including a pair of first and second connection terminals arranged at an upper surface of the base, and an elastic member including a first elastic member coupled to the rotor and electrically connected the first connection terminal and a second elastic member coupled to the rotor and electrically connected the second connection terminal.

The present embodiment relates to a camera device comprising a printed circuit board, a gyro sensor, and a first lens driving device, wherein the first lens driving device includes a cover member, a bobbin, a magnet, a coil and a substrate, the gyro sensor is arranged to be closest to a first lateral plate from among first to fourth lateral plates of the cover member, the substrate includes a first terminal unit and a plurality of terminals, which are arranged at the first terminal unit and are electrically connected to the printed circuit board, and the first terminal unit of the substrate is arranged at a location corresponding to the first lateral plate of the cover member.

Camera device comprising a structure for disposition of a gyro sensor

The present embodiment relates to a lens driving device, comprising: a fixed portion; a mover which is disposed so as to be movable relative to the fixed portion and comprises a housing and a holder; and a driving unit for moving the mover, wherein the driving unit comprises a first driving unit for moving the holder and a second driving unit for moving the housing, and at least a part of the first driving unit and at least a part of the second driving unit are disposed on a first side of the fixed portion.

Lens driving device, camera module, and optical device

A lens driving device is provided, the lens driving device including: a housing; a bobbin disposed at an inner side of the housing; a first driving part disposed on the bobbin; a second driving part disposed on the housing and facing the first driving part; a first mounting part disposed on the bobbin; a second mounting part disposed on the bobbin and disposed at an opposite side of the first mounting part based on a center of the bobbin; a first magnet disposed on the first mounting part; a sensor part sensing a position of the first magnet; and a second magnet disposed on the second mounting part.

Lens driving unit, camera module and optical apparatus having a magnet

A light path control member according to an embodiment comprises: a first substrate; a first electrode disposed on the first substrate; a second substrate disposed on the first substrate; a second electrode disposed under the second substrate; and a light conversion part disposed between the first electrode and the second electrode, wherein: the light conversion part includes a plurality of partition wall portions and a plurality of receiving portions which are alternately arranged; a light conversion material comprising a dispersion and multiple light conversion particles dispersed in the dispersion is disposed in the receiving portions; and the dispersion comprises a material having a carbon number of 2 to 13.

Light path control member and display device comprising same

A lens driving device is provided, including: a cover member; a bobbin installed with at least one lens and having a coil unit arranged on an outer circumferential surface of the bobbin; a magnet arranged at a positon corresponding to that of the coil unit; first and second elastic members, where one end of each of the first and second elastic members may be respectively coupled to an upper surface and a lower surface of the bobbin and supporting movement of the bobbin in an optical axis direction; a detection unit configured to detect movement of the bobbin in a direction parallel to the optical axis direction; a damping member arranged at a connecting portion between the bobbin and the first elastic member; and a support unit provided at at least one of the bobbin and the first elastic member and maintaining an arranged position of the damping member.

Lens driving device, camera module and optical apparatus

A lens driving apparatus includes a base, a housing disposed on the base, a bobbin disposed inside the housing, a first coil disposed on the bobbin, a magnet disposed on the housing, a second coil disposed on the base, an upper elastic member connecting the housing and the bobbin, and a support member electrically connected with the upper elastic member. The housing includes an upper surface facing the upper elastic member. The upper surface of the housing includes a first surface, a second surface disposed lower than the first surface and a third surface disposed lower than the second surface. A portion of the upper elastic member is disposed on the first surface of the housing. The housing includes a hole formed on the third surface. The support member passes through the hole of the housing.

Lens driving apparatus, 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 dual camera module comprising: a substrate; a first image sensor disposed on the substrate; a second image sensor disposed on the substrate while being spaced apart from the first image sensor; a housing disposed on the upper side of the substrate; a first bobbin disposed on the upper side of the first image sensor inside the housing; a second bobbin disposed on the upper side of the second image sensor inside the housing; a first coil disposed in the first bobbin; a second coil disposed in the second bobbin; and a first magnet which is disposed between the first coil and the second coil and faces the first coil and the second coil.

Lens driving device with a magnet adhered to an elastic member

Disclosed is a lens moving apparatus. The lens moving apparatus includes a moving unit having at least one lens installed therein and moving by electromagnetic interaction between magnets and coils, elastic members configured to support the moving unit, and position sensors configured to sense change of electromagnetic force emitted from the magnets according to movement of the moving unit and to output an output signal based on a result of sensing, and a primary resonant frequency of frequency response characteristics according to gain of a ratio of the output signal of the position sensors to an input signal applied to the coils is 30 Hz to 200 Hz.

One embodiment comprises: a housing; a bobbin arranged in the housing; a coil arranged in the bobbin; a first magnet arranged at a first lateral part of the housing; a second magnet arranged at a second lateral part of the housing facing the first lateral part of the housing; a circuit board arranged at a third lateral part of the housing; a location sensor which is arranged at the third lateral part of the housing and which is electrically connected with the circuit board; and a first capacitor arranged at a first corner part of the housing, which is arranged between the third lateral part of the housing and the second lateral part of the housing, and electrically connected with the circuit board.

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

Embodiments provide a lens moving apparatus including a bobbin including a first coil disposed on an outer circumferential surface thereof, a housing provided with first and second magnets for moving the bobbin by interaction with the first coil, upper and lower elastic members each coupled to both the bobbin and the housing, and a first position sensor for detecting a sum of intensities of magnetic fields of the first and second magnets, wherein the first position sensor is disposed in a space between the first magnet and the second magnet when the bobbin is disposed at an initial position.

Lens moving apparatus and camera module and optical device including the same

Growing community of inventors

Seoul, South Korea

Jun Taek Lee