Rhew
Choongyop Rhew, Pyeongtaek-Si KR
Patent application number | Description | Published |
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20110006043 | APPARATUS FOR FORMING PATTERN USING LASER - An apparatus for forming a pattern using a laser is provided. The apparatus includes a pattern storing unit, a controller, a laser oscillating unit, an X-Y driver, a header unit, and a stage. The pattern storing unit stores data on light guide patterns of a discontinuous straight line shape. The controller transmits position signal of the light guide patterns to the X-Y driver and simultaneously, transmits a switching signal to the laser oscillating unit. The laser oscillating unit outputs a laser beam synchronized with a movement of the header unit. The X-Y driver moves the header unit and the stage. The header unit moves along a first guide rail. The stage moves along a fixed second guide rail in the front and rear direction of the light guide panel. | 01-13-2011 |
20110008481 | APPARATUS FOR FORMING PATTERN USING LASER - An apparatus for forming a pattern using a laser is provided. The apparatus includes a pattern storing unit, a controller, a laser oscillating unit, an X-Y driver, a header unit, and a stage. The pattern storing unit stores data on light guide patterns of a discontinuous straight line shape. The controller transmits position signal of the light guide patterns to the X-Y driver and simultaneously, transmits a switching signal to the laser oscillating unit. The laser oscillating unit outputs a laser beam synchronized with a movement of the header unit. The X-Y driver moves the header unit and the stage. The header unit moves along a first guide rail. The stage moves along a fixed second guide rail in the front and rear direction of the light guide panel. | 01-13-2011 |
20110010003 | APPARATUS FOR FORMING PATTERN USING LASER - An apparatus for forming a pattern using a laser is provided. The apparatus includes a pattern storing unit, a controller, a laser oscillating unit, an X-Y driver, a header unit, and a stage. The pattern storing unit stores data on light guide patterns of a discontinuous straight line shape. The controller transmits position signal of the light guide patterns to the X-Y driver and simultaneously, transmits a switching signal to the laser oscillating unit. The laser oscillating unit outputs a laser beam synchronized with a movement of the header unit. The X-Y driver moves the header unit and the stage. The header unit moves along a first guide rail. The stage moves along a fixed second guide rail in the front and rear direction of the light guide panel. | 01-13-2011 |
20110062125 | APPARATUS FOR FORMING PATTERN ON LIGHT GUIDE PANEL - An apparatus for forming a pattern is provided. The apparatus includes a pattern storing unit, a controller, a laser oscillating unit, an X-Y driver, a header unit, and a stage. The pattern storing unit stores data on a light guide pattern. The controller reads out the data on the light guide pattern, and transmits a position signal of each light guide pattern to the X-Y driver and simultaneously, transmits a switching signal to the laser oscillating unit. The laser oscillating unit outputs a laser beam synchronized with a movement of a header unit. The X-Y driver moves the header unit and the stage. The header unit moves along a fixed first guide rail in the left and right direction of the light guide panel. The stage moves along a fixed second guide rail in the front and rear direction of the light guide panel. | 03-17-2011 |
20130135897 | BACK LIGHT UNIT - A backlight unit is provided. The backlight unit includes a light guide panel for guiding light, one or more light sources installed at one side surface of the light guide panel, a reflector sheet installed on a bottom surface of the light guide panel, and an optical sheet installed on a top surface of the light guide panel. A plurality of grooves and pump mountains around the grooves are formed on a top surface of the reflector sheet. | 05-30-2013 |
Choongyop Rhew, Gyeonggi-Do KR
Patent application number | Description | Published |
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20110038975 | APPARATUS FOR FORMING PATTERN ON LIGHT GUIDE PLATE - The present invention relates to a pattern forming apparatus for forming a pattern on a Light Guide Plate (LGP) for backlight of a Liquid Crystal Display (LCD), a keypad, a telephone, a surface light source for lighting, etc. The apparatus includes a temperature control member provided at a top of a base mold and controlling a temperature of an LGP, a pattern mold provided at a top of the temperature control member, supporting a bottom side surface of the LGP, and having a plurality of patterns on a top surface such that the patterns can be replicated to the LGP, and a press roller unit for pressing a top surface of the LGP | 02-17-2011 |
Choongyop Rhew, Suwon-Si JP
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20110011840 | APPARATUS FOR FORMING PATTERN ON LIGHT GUIDE PANEL - A pattern forming apparatus for a light guide panel is provided. The apparatus includes a pattern design system, a control system, a header moving unit including an XY moving unit and a header unit, one or more laser systems, and two or more optical units. The pattern design system has an input of data on a pattern. The control system connects with the pattern design system and transmits a position signal. The XY moving unit mechanically moves up/down and left/right in response to the position signal. The header unit is coupled with the XY moving unit and reflects a scanned laser beam. The laser systems output laser beams by a pulse signal. The optical units each reflect and collect the laser beams. | 01-20-2011 |
Choongyop Rhew, Suwon-Si KR
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20110013168 | LIGHT GUIDE PANEL AND APPARATUS FOR FORMING PATTERN ON LIGHT GUIDE PANEL - A pattern forming apparatus for a light guide panel is provided. The apparatus may include a pattern design system, a control system, a header moving unit including an XY moving unit and a header unit, a laser system, beam splitters, and an optical unit. The pattern design system may have an input of data on a pattern. The control system may connect with the pattern design system and transmits a position signal. The XY moving unit may mechanically move up/down and left/right in response to the position signal. The header unit may be coupled with the XY moving unit and reflects a scanned laser beam. The laser system may output a laser beam by a pulse signal. The beam splitters may split a laser beam into two or more laser beams. The optical unit may reflect and collect the two or more laser beams. | 01-20-2011 |
Choongyop Rhew, Hwaseong-Si KR
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20140301105 | BACK LIGHT UNIT WITH LIGHT GUIDE PLATE PREVENTING DARK AREA BETWEEN LEDS - A backlight unit with a light guide plate preventing the dark area between light emitting diodes (LEDs) is provided, wherein a plurality of dark area-preventing patterns formed on an incidence plane of a light guide plate and having different angles of inclination or different radii of curvature may evenly diffuse lights incident from an LED even under the condition that the gap between the LEDs is relatively broad and greater than or equal to the width of an LED and thus, uniform brightness may be obtained without an occurrence of a dark area. Accordingly, the number of the LEDs may be decreased and the backlight unit may be fabricated with a relatively low cost. | 10-09-2014 |
20140321157 | BACK LIGHT UNIT WITH LIGHT GUIDE PLATE PREVENTING DARK AREA BETWEEN LEDS - A backlight unit with a light guide plate preventing a dark area between LEDs is provided, wherein dark area-preventing patterns may adequately compensate for the brightness in a gap between the LEDs that may be a dark area even under the condition that the gap is relatively large and greater than or equal to the width of an LED and thus, uniform brightness may be obtained without an occurrence of the dark area. Accordingly, the number of the LEDs may decrease and thus, a large-sized backlight unit may be fabricated with a relatively low cost. | 10-30-2014 |
Hyo Gyuem Rhew, Irvine, CA US
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20130338728 | CLOSED-LOOP NEURAL STIMULATION - A system and method for conducting closed loop deep brain stimulation on an individual, and more specifically, for receiving local field potential neural signals, encoding and filtering the signals into the logarithmic domain, processing the signals, and determining optimal stimulation parameters for deep brain stimulation based on the processed neural signals. The system and method may also include an RF-DC converter such that the system may be powered in whole or in part based on radio frequency signals. The system and method may also include an RF transceiver such that the system may transmit data wirelessly to an external receiver, or may receive stimulation parameters wirelessly from an external transceiver. | 12-19-2013 |
Ill-Mo Rhew, Pyeongtaek KR
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20080213728 | Dental Implant Fixture - The present invention provides a fixture for a dental implant that serves as a replacement for a missing tooth and is implanted in the maxillary or mandibular bone. In this fixture invention the R/S border (the border between the rough and smooth surfaces) is formed to be inclined to a plane perpendicular to the long axis (central axis) of the dental implant fixture. The dental implant fixture prevents a marked decrease in the support for the dental implant due to bone reduction procedure in a patient having inclined bone crest, eliminates disadvantages in the aspects of expenses caused by the application of guided bone regeneration technique and also removes inconvenience of long operation time and possible infection, and also has a remarkable advantage of making convenient one-staged surgery possible in many cases. | 09-04-2008 |
Kathleen K. Rhew, Brooklyn, NY US
Soon Young Rhew, Seoul KR
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20110197163 | METHOD AND APPARATUS FOR PROVIDING INFORMATION IN MOBILE TERMINAL - An information provision method and apparatus of a mobile terminal is provided for managing and providing information items associated with a plurality of communication accounts of a user in an integrated manner. An information provision method for a mobile terminal includes configuring a plurality of identity informations associated with communications of a specific contact item; detecting an input for selecting an integrated contact management menu; and displaying the identity informations or communication informations associated with individual identity informations in an integrated manner. | 08-11-2011 |