Cubixel Co., Ltd.

Samsung Display Co., Ltd.

Other

Hyundai Motor Company

Kia Motors Corporation

Tae Geun Kim

Ji-Hyun Ka

Hun Woo Park

Jin Hun Lee

Kyung Beom Kim

Dong Hwan Im

Seung Ram Lim

Oh Tak Kwon

Wook Il Jang

Eung Joon Lee

Jong Hyun Park

Ki Myeong Eom

Hyung Seok Kim

Hyun Ju Ji

Gyeong-Im Lee

Gyeong-im Lee

Tae Woong Kim

Chui Wan Park

Mu Jung Lee

Woo Won Youn

A flying-over beam pattern scanning hologram microscope device includes: a scan beam generation unit which converts of a first beam and a second beam to a first spherical wave; a scanning unit, which includes a spatial modulation scanner for controlling the scan beam in the horizontal direction, and a translation stage for moving an object in the vertical direction at the rear end of the projection unit; the projection unit projecting the scan beam onto an object plane; and a light collection unit which detects a beam that has passed through the objective lens again after being reflected or fluoresced from the object.

Flying-over beam pattern scanning hologram microscope device using spatial modulation scanner and translation stage

A flying-over beam pattern scanning hologram microscope device includes: a scan beam generation unit which converts a first beam and a second beam to a first spherical wave and a second spherical wave, and then allows the first and second spherical waves to interfere with each other to form a scan beam; a scanning unit, which comprises a scan mirror for controlling the scan beam in the horizontal direction, and a translation stage for moving an object in the vertical direction at the rear end of the projection unit; the projection unit projecting the scan beam onto an object plane; and a light collection unit for detecting a beam that has passed through the objective lens again after fluorescing or being reflected from an object.

Flying-over beam pattern scanning hologram microscope device using scan mirror and translation stage

An optical scanning holography system includes a polarization-sensitive lens configured to receive a linearly polarized beam and generate a first spherical wave of right-handed circular polarized light having a negative focal length and a second spherical wave of left-handed circular polarized light having a positive focal length, a first polarizer configured to pass only a beam component therethrough in a predetermined polarization direction among components of the generated first and second spherical waves, a scanning unit configured to scan an object by using an interference beam generated between the first and second spherical waves passing through the first polarizer, and a first photodetector configured to detect a beam reflected from the object.

Optical scanning holography system

The present invention relates to an inline scanning holography system for a phosphor and a transmitter. According to the present invention, the inline scanning holography system includes a polarization sensitive lens that receives a linearly polarized beam and generates a first spherical wave of right-handed circular polarized light having a negative focal length and a second spherical wave of left-handed circular polarized light having a positive focal length, a polarizer that passes only a beam component in a predetermined polarization direction therethrough among components of the generated first and second spherical waves, a scanning unit for scanning a phosphor by using an interference beam generated between the first and second spherical waves passing through the polarizer, and a first photodetector that detects a fluorescent beam diverged from the phosphor. According to the present invention, a high-efficiency and high-quality optical scanning holography for a phosphor or a transmitter may be implemented.

Inline scanning holography system for phosphor and transmitter

A display device includes a first display area including a plurality of first pixel electrodes, and a second display area including a plurality of second pixel electrodes. A first pitch in a first direction of the plurality of first pixel electrodes is smaller than a second pitch in the first direction of the plurality of second pixel electrodes, and a length in the first direction of the first pixel electrodes is smaller than a length in the first direction of the second pixel electrode.

Display device

Disclosed are a method and apparatus of automatic optical inspection using scanning holography. The apparatus for automatic optical inspection using scanning holography includes: a hologram capturer that takes a hologram of an object existing on an objective plate using a scanning hologram camera; a depth position/rotation angle extractor that extracts a depth position and a rotation angle about an objective surface of the objective plate on the basis of the hologram or the detected monitoring-light; a rotated coordinate system generator that generates a rotated coordinate system corresponding to the objective surface using the depth position and the rotation angle; and a hologram restorer that obtains an image of the object by restoring the hologram in a plane formed in a depth direction of the rotated coordinate system.

Method and apparatus of automatic optical inspection using scanning holography

An exemplary embodiment provides an organic light emitting diode display including a substrate, a bridge electrode disposed on the substrate, a buffer layer which covers the bridge electrode, a semiconductor layer disposed on the buffer layer, a first gate insulating layer which covers the semiconductor layer in a plan view, a first gate conductor disposed on the first gate insulating layer and which includes a first gate electrode, a second gate insulating layer which covers the first gate conductor, a second gate conductor disposed on the second gate insulating layer, an interlayer-insulating layer which covers the second gate conductor, and a data line disposed on the interlayer-insulating layer. The first gate electrode is directly connected to the bridge electrode, the semiconductor layer is electrically connected to the bridge electrode, and a capacitance exists between the data line and the bridge electrode.

Organic light emitting diode display

A thermal management system for a fuel cell vehicle is provided. The thermal management system includes a fuel cell stack, a heater configured to use power generated by the fuel cell stack, a radiator configured to cool a coolant, a pump configured to circulate the coolant, and a valve configured to control a temperature of the coolant by adjusting a flow rate of the coolant supplied to the pump from at least one of the fuel cell stack, the heater, or the radiator.

Thermal management system for fuel cell vehicle

A fuel cell system comprising: a first line configured to pass through a fuel cell stack and allow a coolant to circulate therein; a pump provided in the first line; a second line having one end connected to the first line at a first point positioned between an outlet of the pump and the fuel cell stack, and the other end connected to the first line at a second point positioned between an inlet of the pump and the fuel cell stack; a heater provided in the second line to heat the coolant flowing along the second line; and a third line configured to pass through an air conditioning unit, connected to the first line between the first point and an outlet of the fuel cell stack, and configured to allow a part of the coolant to circulate therein.

Fuel cell system and method of operating same

A balancing weight composition with excellent extrudability is provided. More specifically, the balancing weight composition includes a stainless steel and a resin base, wherein the resin base includes a polyester-based engineering plastic, an epoxy resin and an ionically cross-linked elastomer at a suitable content ratio to improve extrusion flowability, flexural strength and adhesive strength of a molded material.

Balancing weight composition with excellent extrudability

Provided is an optical imaging system based on a coherence frequency domain reflectometry, including: a light source generating an electromagnetic wave; a splitting unit splitting the electromagnetic wave into first and second beams; a reflecting unit reflecting the first beam and re-transmitting the reflected first beam to the splitter; an objective lens projecting the second beam onto an object to be recorded; a photodetector transforming an interference pattern into a current signal, wherein the first beam reflected from the reflector interferes with the second beam reflected from the object to generate the interference pattern; and an electronic processing unit processing the current signal to generate an image of the object from the interference pattern. Therefore, a lateral resolution can be improved, and Rayleigh limits can be overcome.

Growing community of inventors

Seoul, South Korea

Tae Geun Kim