Lg Innotek Co., Ltd.

Industry-university Cooperation Foundation Sogang University

Sk Siltron Co., Ltd.

Lg Innotekco., Ltd.

Sogang University Research Business Development Foundation

Corning Incorporated

Sogang University Research Foundation

Nucare Medical Systems, Inc.

Yong Bok Choi

Sang Hun Lee

Jihoon Kang

Eun Sung Seo

Ji Woong Jung

Kwang Il Kim

Wei Hu

Key Jo Hong

Seung Ryong Park

Ji Young Jung

Tae Min Ha

Jung In Jang

Jin-ho Jung

Ji Hoon Kang

Byung Jun Min

Sangsu Kim

Kun Tai Park

Jin Ho Jung

Kyubom Kim

Yong-Kown Kim

Hyun Keong Lim

Ki-Sung Lee

Yoon Suk Huh

Hyeok Jun Choe

Hyoung-Uk Choi

Sey-Joon Park

A camera module includes a liquid lens; a first connection substrate disposed on one of a top or a bottom of the liquid lens; a second connection substrate disposed on a remaining one of the top or the bottom of the liquid lens; a temperature sensor configured to sense a temperature of the liquid lens; and a controller configured to output a heating voltage corresponding to the sensed temperature, wherein at least one of the first or second connection substrate includes a heater configured to generate heat in response to the heating voltage, and wherein the heater is disposed at a position corresponding to at least one of an upper surface or a lower surface of the liquid lens.

Camera module

Disclosed are an air circulation system and a final polishing apparatus including the same. The air circulation system improves the degree of contamination in a final polishing apparatus including a housing formed to accommodate a load unit, an unload unit, and a plurality of polishing units. The air circulation system includes air purification units mounted at positions corresponding to the positions of the load unit, the unload unit, and the plurality of polishing units. The air purification units discharge contaminated air in the housing to the outside of the housing, purify the discharged air, and supply the purified air again into the housing.

Air circulation system and final polishing apparatus including the same

A liquid lens module includes a liquid lens comprising 'M' individual electrode sectors (where 'M' is a positive integer of 2 or greater) and 'N' common electrode sectors (where &#x201c;N&#x201d; is a positive integer of 1 or greater); an upper cover comprising first to Mindividual terminals electrically connected to the first to Mindividual electrode sectors, respectively, and exposed in a first direction perpendicular to an optical axis of an image sensor; and a lower cover configured to surround the liquid upper cover, the lower cover comprising first to ncommon terminals (where 1&#x2264;n&#x2264;N) electrically connected to the first to Ncommon electrode sectors, respectively, and exposed in the first direction.

Liquid lens module, lens assembly including the same, and camera module including the lens assembly

Provided is a multiplexing signal processing device based on a passive element including a plurality of signal converters that respectively process a plurality of input signals and are arranged in a matrix consisting of N rows and M columns and include N signal converter blocks respectively connected to N row unit output terminals; and M signal converter blocks respectively connected to M column unit output terminals. The signal converters each include a first diode having an input terminal connected to an input signal node, a second diode having an input terminal connected to the input signal node, and a ground resistor coupled to the input signal node.

Multiplexing signal processing device based on semiconductor passive element

An embodiment provides a camera module comprising: a holder; a first lens part disposed at an upper part of the holder; a second lens part disposed at an lower part of the holder; a liquid lens coupled to the holder and disposed between the first lens part and the second lens part; a substrate electrically connected to the liquid lens; and an image sensor disposed in the optical axis direction of the liquid lens and mounted on the substrate, wherein a distance from a rear surface of the first lens part to a front surface of the second lens part on an optical axis is 1.8 to 2.1 times the thickness of the liquid lens.

A camera module includes a lens assembly comprising a plurality of solid lenses, an image sensor disposed on an optical axis of the plurality of solid lenses, a liquid lens disposed on the optical axis, the liquid lens being disposed on the image sensor, and a controller configured to move the image sensor in a direction perpendicular to the optical axis.

Camera module with controller to move image sensor or lens assembly

Provided is a camera module including a liquid lens including an electrode; a holder for receiving the liquid lens therein; a base disposed under the holder; a sensor board disposed under the base and including an image sensor; a connection board connected to at least a portion of the electrode of the liquid lens; and a terminal plate disposed at the base and electrically connected to the sensor board and the connection board.

Camera module including liquid lens

A camera module according to an embodiment includes a liquid lens unit including a cavity, a conductive liquid and a non-conductive liquid disposed in the cavity, 'n' individual electrodes (n being an integer of 2 or more), and a common electrode, an interface being formed between the conductive liquid and the non-conductive liquid, a main board including an element constituting a control circuit for controlling the operation of the liquid lens unit, and a holder coupled to the main board such that the open area of an insertion hole for insertion of the liquid lens unit is disposed along a first side of the main board.

Camera module and optical device including liquid lens

A camera module for both normal photography and infrared photography comprises: an optical filter unit for selectively transmitting either infrared rays or visible light; an angle-of-view changing unit for narrowing the angle of view by refracting the infrared rays when the infrared rays pass through the optical filter unit, and transmitting the visible light without changing the angle of view when the visible light passes through the optical filter unit; and an image sensor for generating a normal image when the visible light is incident thereto and generating an infrared image when the infrared rays are incident thereto.

Camera module for both normal photography and infrared photography

An embodiment provides a camera module including a liquid lens including an electrode; and a holder in which the liquid lens is disposed, wherein the holder includes a first body portion including a first hole formed therein; a second body portion spaced apart from the first body portion, the second body portion including a second hole formed therein so as to correspond to the first hole; and a side portion connecting the first body portion and the second body portion to each other, wherein the second body portion includes a support portion supporting the liquid lens and an extension portion extending from the support portion, and wherein the support portion includes a side surface, an upper surface, and a step formed between the side surface and the upper surface.

Camera module comprising liquid lens and optical device including the same

The present invention provides a wafer polishing apparatus, including: a surface plate having a polishing pad attached on an upper surface thereof; a slurry injection nozzle configured to inject slurry toward the polishing pad; at least one polishing head configured to accommodate a wafer and rotate at an upper portion of the surface plate; an index configured to support so as to connect the at least one polishing head at an upper portion thereof; and a particle suction part coupled to the index and configured to suck particles generated during polishing of the wafer.

Wafer polishing apparatus

One embodiment provides a camera module including a cover; a holder disposed inside the cover; a solid lens and a liquid lens in the holder; and a connection board supplying an electric current to the liquid lens, wherein the holder includes: a first opening and a second opening facing the first opening in a direction perpendicular to an optical axis, the liquid lens is arranged in the first opening and the second opening, and a guide portion is formed on a region of the cover, which faces the connection board, so as to protrude from an inner side surface of the cover toward the connection board.

Camera module including liquid lens, and optical device

A lens assembly according to an embodiment includes a holder including a first sidewall having a first opening and a second sidewall having a second opening, a liquid lens unit including at least a portion disposed in the first opening and the second opening, and an adhesive member coupling the holder and the liquid lens unit, wherein the second opening faces the first opening in a direction perpendicular to an optical-axis of the liquid lens unit.

Lens assembly and camera module including the lens assembly

A camera module according to one embodiment comprises: a first lens part having an optical axis arranged parallel to an X-axis; a second lens part having an optical axis arranged parallel to a Y-axis perpendicular to the X-axis; a first image sensor having one surface arranged to face the first lens part; a second image sensor having one surface arranged to face the second lens part; and a light guide part arranged between the first lens part and the first image sensor, or between the second lens part and the second image sensor.

Growing community of inventors

Seoul, South Korea

Yong Bok Choi