Lg Electronics Inc.

Lg Innotek Co., Ltd.

Korea Advanced Institute of Science and Technology

Samsung Led Co., Ltd.

Samsung Electronics Co., Ltd.

Samsung Electro-mechanics Co., Ltd.

Jae Wook Kwon

Jung Hoon Seo

Hyun Ho Lee

Jeong Hoon Park

Hyeong Won Yun

Gi Ho Jeong

Dong Jin Kim

Jung Hwan Choi

Jae Sung Kim

Dai Gil Lee

Dae Sik Jang

Yoon Tak Yang

Dong Uk Lee

Sang Hun Lee

Suhwan Kim

Chul Hong Kim

Young Bae Jang

Sang Yun Lee

Jung Do Suh

Sang Keun Lee

Hyun Ju Yi

So Yeon Park

Choon Keun Lee

Soo Min Jeong

Jung In Jang

Jin Kook Kim

Seung Hwan Chang

Chang S Lee

Dae Gil Lee

Seong Tae Lim

Po Jin Kim

Je Hoon Oh

Durk Hyun Cho

Jin Kyung Choi

Seong Sik Cheon

Kyung Geun Bang

Woo Seok Chin

Ae Kwon Yoo

Si Young Yang

Joo-Won Hwang

Si Young 205-701 Hyundai-Hometown Apt Yang

A camera device according to one embodiment of the present invention comprises: a base; a first lens assembly which is disposed in the base and includes a first lens group and a first lens support unit to which the first lens group is fixed; a second lens assembly which is disposed in the base and includes a second lens group and a second lens support unit to which the second lens group is fixed; and a driving unit for moving the second lens assembly, wherein a first stopper member and a second stopper member are formed on the inner wall of the second lens support unit and spaced apart from each other by a distance that is greater than the height of the first lens assembly along the movement direction of the second lens support unit, the first lens assembly is accommodated between the first stopper member and the second stopper member in the second lens support unit, and the second lens assembly moves alongside the first lens assembly within the base.

Camera actuator and camera device including same

A camera module according to one embodiment may comprise: a lens barrel including at least one lens; a magnet disposed on one surface of the lens barrel; a first sensor and a second sensor which measure magnetic force emitted from the magnet; and a control unit which detects the position of the lens by removing noise due to an external environment on the basis of information on the magnetic force measured by the first sensor and the second sensor.

Camera module and control method of camera module

A camera module according to an embodiment of the present invention comprises: a substrate; a light source disposed on the substrate to output light; a first optical member for, when the light is input, diffusing and outputting the light; and a second optical member including a first liquid and a second liquid having a different refractive index from the first liquid, and when the diffused light is input, refracting and outputting the diffused light according to an interface which is formed between the first liquid and the second liquid and is changed according to applied voltage.

Camera module

An integrated circuit is provided. The integrated circuit includes a plurality of output pads, a plurality of test pads, and a plurality of channel shift switches respectively connected between the plurality of output pads and the plurality of test pads and operated by a plurality of channel shift switch enable signals. A short path between the plurality of output pads may be detected when each of the plurality of channel shift switch enable signals are simultaneously at a high level.

Integrated circuit configured to detect a short circuit therein and apparatus having the same

Driving a light scanner at a resonant frequency of the light scanner using a phase delay compensated driving signal.

Driving a light scanner

Disclosed herein is a Light Emitting Diode (LED) backlight unit without a Printed Circuit board (PCB). The LED backlight unit includes a chassis, insulating resin layer, and one or more light source modules. The insulating resin layer is formed on the chassis. The circuit patterns are formed on the insulating resin layer. The light source modules are mounted on the insulating resin layer and are electrically connected to the circuit patterns. The insulating resin layer has a thickness of 200 &#x3bc;m or less, and is formed by laminating solid film insulating resin on the chassis or by applying liquid insulating resin to the chassis using a molding method employing spin coating or blade coating. Furthermore, the circuit patterns are formed by filling the engraved circuit patterns of the insulating resin layer with metal material.

LED backlight unit without printed circuit board and method of manufacturing the same

A laser scanning display including a micro scanning mirror, and a beam alignment method thereof are disclosed. A scanning display includes a frame, at least one light source fixedly secured to the frame, a lens positioned in front of a light emission surface of the light source, the lens having a holder detachably mounted to an external adjusting device which is to make fine adjustment to finish beam alignment, and a fastening portion for fastening the lens having beam alignment finished thus to the frame.

Laser scanning display and beam alignment method thereof

An apparatus for driving a light scanner and method thereof are disclosed. The present invention includes an apparatus for driving a light scanner, which scans an image on a screen, the apparatus comprising the light scanner driven by a drive signal, a sensing unit sensing a driving of the light scanner, a pixel clock signal generating unit generating a pixel clock signal by detecting a 90-degree phase difference between the drive signal and a sensing signal sensed by the sensing unit, a sync signal adjusting unit adjusting vertical and horizontal sync signals of an input video according to the pixel clock signal and a driving unit driving the light scanner according to the adjusted horizontal and vertical sync signals.

Apparatus and method for driving light scanner

A laser projection display and a method of compensating for image distortion of the same stereoscopic liquid crystal display device having a touch panel and a method for manufacturing the same are disclosed. Herein, the method includes displaying a picture including a red image, a green image, and a blue image, selecting one of the red image, the green image, and the blue image so as to perform pixel alignment of the picture, calculating pixel coordinate values x+dx and y+dy corresponding to the selected image (herein, x represents the x coordinate value prior to alignment, y represents the y coordinate value prior to alignment, dx represents a varied x coordinate value after alignment, and dy represents a varied y coordinate value after alignment), calculating distortion compensation coordinate values X' and Y&#x2032; corresponding to the pixel coordinate values x+dx and y+dy, and mapping the distortion compensation values X&#x2032; and Y&#x2032;, thereby compensating for an image distortion occurring in the selected image.

Laser projection display and image distortion correction method for the same

Disclosed herein is a backlight unit equipped with LEDs. The backlight includes an insulating substrate, a plurality of LED packages, an upper heat dissipation plate, and a lower heat dissipation plate. The insulating substrate is provided with predetermined circuit patterns. The LED packages are mounted above the insulating substrate, and are electrically connected to the circuit patterns. The upper heat dissipation plate is formed on the insulating substrate, and is configured to come into contact with the circuit patterns and to dissipate heat. The lower heat dissipation plate is formed on the insulating substrate, and is configured to transmit heat transmitted through the upper heat dissipation plate. The upper heat dissipation plate and the lower heat dissipation plate are connected to each other by at least one through hole, and the through hole and the upper heat dissipation plate have a predetermined area ratio.

Backlight unit equipped with light emitting diodes

A scanning display device is disclosed. The scanning display device includes: first to M-th scan mirrors (where M is an integer of at least 2), each of which scans a light signal in a first direction; and a scanning unit for scanning the light signal scanned by each of the first to M-th scan mirrors in a second direction, wherein a m-th scan mirror (where 1&#x2266;m&#x2266;M&#x2212;1) scans the light signal in the first direction, and a n-th scan mirror (where 2&#x2266;n&#x2266;M) adjacent to the m-th scan mirror scans the light signal scanned by the m-th scan mirror in the first direction.

Scanning display device

A surface light source using LEDs is provided. The surface light source includes a substrate having a plurality of divided regions, a plurality of red, green and blue LEDs arranged on each divided region in a predetermined arrangement structure, and a plurality of LED driving units each having red, green and blue LED driving circuits for respectively driving the red, green and blue LEDs. Identical color LEDs in each divided region are interconnected in series. The series connections of the red, green and blue LEDs in one divided region are respectively connected to the series connections of the red, green and blue LEDs in one or more other divided regions in parallel. The parallel connections of the series connections are connected to corresponding color LED driving circuits.

Surface light source using LED and backlight unit having the surface light source

A lens having a supercritical fluid is disclosed. The lens includes a package storing a supercritical fluid and a density changing element for changing the density of the fluid.

Lens, method of manufacturing the lens, and camera having the lens

A backlight unit for a liquid crystal display is provided. The backlight unit includes a surface light source, a diffuser sheet uniformly diffusing incident light from the surface light source, and a light collection sheet collecting light diffused by the diffuser sheet. The surface light source includes a first LED arrangement in which two green LEDs, a red Led, and a blue LED are arranged in this order and a second LED arrangement in which two green LEDs, a blue LED, and a red LED are arranged in this order. The first and second LED arrangements are done along rows or columns, and, in a combination of the first and second LED arrangement, the two green LEDs are surrounded by the red and/or blue LEDs.

Surface light source and backlight unit having the same

Growing community of inventors

Seoul, South Korea

Jae Wook Kwon