Won Taek
Won Taek Choi, Incheon KR
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20150259800 | PREPARING METHOD OF GRAPHENE BY USING NEAR-INFRARED AND APPARATUS THEREFOR - The present disclosures described herein pertain generally to a method and an apparatus for preparing a graphene by using near-infrared light. | 09-17-2015 |
Won Taek Han, Buk-Gu KR
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20110037454 | CdSe QUANTUM DOTS DOPED OPTICAL FIBER AND A CURRENT SENSOR USING THE SAME - Disclosed is an optical fiber for a current sensor, the optical fiber comprising a core doped with CdSe quantum dots and a current sensor using the same. | 02-17-2011 |
Won Taek Han, Gwangsan-Gu KR
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20140379053 | MEDICAL MASK DEVICE WHICH USES OPTICAL FIBERS - Disclosed is a medical mask apparatus using optical fibers which can selectively project a laser beam to an entire treated portion or a local portion of skin. A medical mask apparatus using optical fibers for projecting a fine laser beam to the skin to activate skin cells and expedite circulation of blood in the skin includes: a laser light source generator for generating and supplying a laser beam having a predetermined wavelength band; a plurality of optical fibers branched from the laser light source generator; and a mask body having a cover portion having a predetermined area such that the cover portion covers a portion of a face and in which a portion of a distal end of the optical fiber is exposed along the entire cover. An electro-optic material is coated on an output end of the optical fiber such that an output of the output end of the optical fiber is controlled by an external electrical signal, and the output end of the optical fiber has a diameter smaller than that of an input end of the optical fiber connected to the laser light source generator such that fine projection is allowed. | 12-25-2014 |
Won Taek Hwang, Seoul KR
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20100294655 | RADIOISOTOPE PRODUCTION O-18 WATER TARGET HAVING IMPROVED COOLING PERFORMANCE - A target apparatus for producing a radioisotope having improved cooling performance including a cavity member including a cavity accommodating H | 11-25-2010 |
20130053151 | PACKET BASED GAME NON-PLAYER CHARACTER SERVER, METHOD FOR PROVIDING NON-PLAYER CHARACTER, AND GAME SYSTEM USING THE SAME - The present invention relates to a packet based artificial intelligence game NPC server, method for providing an artificial intelligence NPC, and game system thereof which are applied to various on-line games on the basis of packet information without source code correction, using data obtained in each game server, and provides: storing game information specialized for each game server; receiving game packet data from the game server; interpreting the game packet data to convert the interpreted game packet data into metadata; storing a protocol header and parameter information of the metadata; receiving the protocol header and parameter information to generate data and action of an NPC according to a command (protocol header) of the metadata; and delivering the generated data and action of an NPC to the game server. | 02-28-2013 |
20130054790 | SERVER-TEST INTEGRATED APPARATUS FOR ONLINE GAME - Provided is a server-test integrated apparatus for online game, which performs a load test with an online game server. The server-test integrated apparatus includes a server module, a server load tester, a packet designer tool, and a metafile processor. The server module provides online service to a client over a network. The packet designer tool defines a packet protocol, and generates a header file for exchanging data between the server module and client, and at least one packet definition file for exchanging data between the server module and server load tester. The metafile processor stores the packet definition file generated by the packet designer tool. The server load tester writes a scenario with the packet definition file to test a load of the server module. | 02-28-2013 |
Won Taek Lim, Seoul KR
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20140015415 | LIGHTING CONTROL APPARATUS, LIGHTING CONTROL METHOD, AND LIGHTING CONTROL SYSTEM - Disclosed are a lighting control apparatus, a lighting control method, and a lighting control system. The lighting control apparatus makes communication with lighting devices, registers at least one of the lighting devices according to received signal strengths of the lighting devices, and controls the registered lighting device. The lighting control apparatus easily registers and controls the lighting devices. | 01-16-2014 |
20150195891 | LIGHTING CONTROL METHOD AND LIGHTING CONTROL SYSTEM - Disclosed are a lighting control method and a lighting control system. The lighting control apparatus makes communication with lighting devices, registers at least one of the lighting devices according to received signal strengths of the lighting devices, and controls the registered lighting device. The lighting control apparatus easily registers and controls the lighting devices. | 07-09-2015 |
Won Taek Moon, Gyeongsangbuk-Do KR
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20080278655 | Light emitting diode package having dual lens structure and backlight for liquid crystal display device implementing the same - Disclosed is a liquid crystal display (LCD) device in which low power LEDs with a dual lens structure re configured for application in a backlight device to increase the optical efficiency at low power, thus enhancing the brightness, such LCD device including: a lower cover; PCBs (Printed Circuit Boards) disposed on the lower cover for receiving power from the exterior; a main body mounted on the PCBs; R, G and B LED (Light Emitting Diode) devices disposed on the main body for emitting light; a first lens having a first curvature and mounted on the main body and housing the R, G and B LED devices; a second lens covering the outside of the first lens and having an inner curved surface with a second curvature having a varying radius of curvature, and an outer curved surface with a third curvature, wherein the second curvature of the inner curved surface is gradually increased from an edge portion toward a central portion; and a liquid crystal panel spaced apart from the second lens by a certain interval and to which light is provided. | 11-13-2008 |
20110025950 | LIGHT GUIDE PLATE AND LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE SAME - A light guide plate for a backlight unit of a liquid crystal display device includes one side surface where light from a first light source is incident; the other side surface opposite to the one side surface; a front surface combining the one and the other one side surfaces; and a rear surface including a plurality of light guide patterns, each of the plurality of light guide patterns including a protruding portion and a groove portion, wherein one of the protruding portion and the groove portion is positioned at a center of the other one of the protruding portion and the groove portion. | 02-03-2011 |
Won Taek Moon, Gycongsanghuk-Do KR
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20100067255 | OPTICAL SHEET AND BACKLIGHT UNIT USING THE SAME - An optical sheet and a backlight unit using the same are disclosed, in which deviation of a viewing angle is minimized to improve picture quality. The optical sheet includes a diffusion sheet provided with a plurality of diffusion patterns diffusing incident light in at least two directions to allow the incident light to have different strengths. | 03-18-2010 |
Won Taek Oh, Daejeon KR
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20140053030 | METHOD AND SYSTEM FOR PREVENTING LOSS OF TRIP DATA IN VEHICLE - Disclosed herein is a method for preventing a loss of trip data of a vehicle during a substantial instantaneous voltage drop in a vehicle cluster. In the method, the trip data calculated by a processor of a trip computer are stored in a clear region of a memory and the trip data stored in the clear region are backed up in a nonvolatile region of the memory when new trip data is generated. The processor collects the trip data backed up in the nonvolatile region to rewrite the trip data in the clear region after a substantially instantaneous voltage drop occurs. | 02-20-2014 |
Won Taek Oh, Seoul KR
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20110117958 | MOBILE TERMINAL AND CONTROLLING METHOD THEREOF - A mobile terminal is provided that includes a first camera to obtain a first image of an object, and a second camera to obtain a second image of an object, the second camera being separated from the first camera by a distance d. The mobile terminal also includes a controller to determine the distance d between the first camera and the second camera when the first camera obtains the first image of the object at a same time that the second camera obtains the second image. Still further, the mobile terminal includes a varying device to allow the distance d between the first camera and the second camera to vary, and a display to display a combination of the first image and the second image to allow a perceived three-dimensional (3D) image of the object. | 05-19-2011 |
Won-Taek Kim, Suwon-Si KR
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20080304119 | IMAGE FORMING APPARATUS - An image forming apparatus has an improved structure, so that it is able to clean an ACR sensor in accordance with an ACR operation, and without requiring a user manipulation. The image forming apparatus includes a plurality of photosensitive media on which color images are formed respectively, a transfer unit to receive color images from the plurality of photosensitive media and transfer the received color images onto a printing medium, an auto color registration (ACR) unit to perform the ACR operation with respect to the transferred image, and a cleaning member to clean the ACR unit in association with the ACR operation. | 12-11-2008 |
20100103480 | SCANNER CAPABLE OF DETECTING THE ORIENTATION OF ARRANGED DOCUMENT AND IMAGE READING APPARATUS INCLUDING THE SAME - Disclosed are a scanner and an image reading apparatus including the same. The scanner can include a transparent plate, a scanning unit configured to scan a document on the transparent plate, a first sensor and a second sensor. The first sensor is positioned in a first document zone that is associated with an area in which a first document type is to be positioned based on a first alignment reference point provided on the transparent plate. The second sensor is positioned in a second document zone that is associated with an area in which a second document type of a different size is positioned based on a second alignment reference point provided on the transparent plate. The first document zone and the second document zone are non-overlapping zones. The document type and/or orientation can be determined based on the detection signals from the first and second sensors. | 04-29-2010 |
20110181920 | IMAGE READING APPARATUS AND CONTROL METHOD THEREOF - An image reading apparatus and a control method thereof, which enable accurate determination of a document size. The image reading apparatus includes a cover provided with a mark pattern having a preset length to sense a width of a document, a light source to irradiate light to a region where the mark pattern is formed, an image sensor to produce an image upon receiving the light reflected from the region where the mark pattern is formed, and a controller to determine the width of the document based on a length of a region of the produced image where a constant pixel value is sensed. | 07-28-2011 |
Won-Taek Moon, Paju-Si KR
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20140183571 | DISPLAY DEVICE - A display device includes a micro-lens film which has a high fill-factor and a high luminance ratio and prevents generation of moiré. The display device includes a display panel configured to display an image, a plurality of Light Emitting Diodes (LEDs) configured to generate light to supply light to the display panel, a light guide panel configured to guide light to the display panel, and a micro-lens film including a base film that concentrates and diffuses light emitted from the light guide panel, a lens unit at an upper surface of the base film, and a back-coating film at a lower surface of the base film. The lens unit includes unit block groups randomly arranged at the upper surface of the base film, each unit block group containing randomly arranged fixed-shape lenses having different sizes, and micro-beads randomly formed on surfaces of the fixed-shape lenses. | 07-03-2014 |
Won-Taek Seo, Yongin-Si KR
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20140240812 | ACOUSTO-OPTIC DEVICE, AND LIGHT MODULATOR, OPTICAL SCANNER AND DISPLAY APPARATUS USING THE ACOUSTO-OPTIC DEVICE - Provided is an acousto-optic device including an elastic medium; a meta structure formed on a first surface of the elastic medium, and an elastic-wave generating unit which generates an elastic wave in the elastic medium. The meta structure includes a first layer and a second layer that is formed on the first layer. The at least one of the first layer and the second layer includes a predetermined repetitive pattern. | 08-28-2014 |
20140285727 | OPTICAL APPARATUS INCLUDING NON-ELECTRIC TYPE TOUCH PANEL - An optical apparatus includes a touch substrate; a waveguide layer arranged on the touch substrate, the waveguide layer including a plurality of waveguides; an optical output structure arranged on the waveguide layer and configured to output light propagating in the plurality of waveguides at touched locations on the touch substrate; a gap layer arranged to provide a predetermined gap between the waveguide layer and the optical output structure; and an optical system, which projects light output by the optical output structure. | 09-25-2014 |
20150160530 | ACOUSTO-OPTIC ELEMENT, ACOUSTO-OPTIC ELEMENT ARRAY, AND DISPLAY APPARATUS INCLUDING THE ACOUSTO-OPTIC ELEMENT - Provided are an acousto-optic element, an acousto-optic element array, and a display apparatus including the acousto-optic element array. The acousto-optic element includes: an acousto-optic modulator which includes an acousto-optic layer formed of an acousto-optic material; a light supplier which supplies light to the acousto-optic modulator in a first direction; a first sound-wave modulator which applies first elastic waves to the acousto-optic modulator in a second direction; and a second sound-wave modulator which applies second elastic waves to the acousto-optic modulator in a third direction. The light supplied from the light supplier to the acousto-optic modulator is deflected by diffraction caused by the first elastic waves applied from the first sound-wave modulator and diffraction caused by the second elastic waves applied from the second sound-wave modulator, and is output from the acousto-optic modulator through a front side of the acousto-optic modulator. | 06-11-2015 |