Ki-Hyung
Ki-Hyung Kang, Suwon-Si KR
Patent application number | Description | Published |
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20120032997 | BACKLIGHT UNIT AND 2D AND 3D IMAGE DISPLAY SYSTEM - A backlight unit and a two-dimensional (2D) and three-dimensional (3D) image display system including the same. The backlight unit includes a first light guide plate and a second light guide plate, wherein the first light guide plate includes a plurality of first diffusion units that are aligned to be spaced apart from each other, and the second light guide plate includes a plurality of second diffusion units that are aligned alternately with the first diffusion units. Thus, an emission direction of light is controlled, so that a 3D image may be displayed in a plurality of viewing zones. | 02-09-2012 |
20130222366 | DISPLAY PANEL AND DISPLAY APPARATUS USING BIREFRINGENCE - A display panel and a display apparatus are provided. The display panel includes an image panel having pixel lines; a polarization panel which switches a polarization direction of a ray of light emitted from the image panel; and a lens which passes the ray of light provided from the polarization panel. The lens includes a first lens array which has a first birefringence characteristic, a second lens array which has a second birefringence characteristic different from the first birefringence characteristic, and which is arranged at a location to face the first lens array in an alternating manner, and a liquid crystal portion which has a same birefringence characteristic as either the first birefringence characteristic or the second birefringence characteristic, and which is filled in between the first lens array and the second lens array. | 08-29-2013 |
20130286168 | 3D DISPLAY DEVICE AND METHOD - A 3D display device includes: a data processor configured to generate at least one frame by combining a left-eye image and a right-eye image; a panel including pixels, each of the pixels including three sub pixels; a barrier configured to form a light blocking region and a light transmitting region on the panel on a basis of two sub pixel units; and a controller configured to control the data processor to generate the at least one frame by placing the left-eye image and the right-eye image alternately on the basis of two sub pixels, and to control the panel to display at least one frame generated by the data processor. | 10-31-2013 |
20140192044 | DISPLAY APPARATUS AND DISPLAY METHOD THEREOF - A display apparatus includes a display panel which includes a plurality of sub pixels each outputting a sub pixel value of R, G, or B, a renderer which renders a multi-view image to be outputted by the display, and a controller which determines a rendering pitch according to a viewing distance of a user, and controls the renderer so that each of at least some of the plurality of sub pixels outputs a combined sub pixel value corresponding to a combination of sub pixel values corresponding to each of the plurality of views of the multi-view image according to the determined rendering pitch. | 07-10-2014 |
20140192172 | 3D DISPLAY DEVICE USING BARRIER AND DRIVING METHOD THEREOF - A 3D display apparatus is provided, which includes a display panel which displays a multi-viewpoint image, a barrier arranged on one side of the display panel unit, and a controller which controls the barrier to alternately form light transmitting areas and light blocking areas. The barrier includes a liquid crystal layer, a plurality of upper electrodes arranged to be spaced apart from one another on an upper surface of the liquid crystal layer, and a plurality of lower electrodes arranged to be spaced apart from one another on a lower surface of the liquid crystal layer. | 07-10-2014 |
20140368624 | DISPLAY APPARATUS AND TOUCH PANEL - A display apparatus includes a display panel configured to display an image frame that includes a right-eye image and a left-eye image, and a touch panel configured to sense a user touch, wherein the touch panel includes a polarizing switch panel configured to switch a direction of polarization of light emitted from the display panel, and a parallax realization layer which is formed on one side of the polarizing switch panel and is configured to provide a binocular disparity image by using light emitted from the polarizing switch panel. | 12-18-2014 |
20150042772 | DISPLAY APPARATUS AND CONTROL METHOD FOR PROVIDING A 3D IMAGE - A display apparatus is disclosed. The display apparatus includes an image processor configured to extract a main object from an image frame so as to generate a 2D image frame in a region of the extracted main object in order to generate a 3D image frame in regions other than the main object in the image frame; a display panel configured to alternately output the 2D image frame having a predetermined first resolution and the 3D image frame having a predetermined second resolution; and a controller configured to control a polarization direction of light output from the display panel in synchronization with outputs of the 2D image frame and the 3D image frame. Thus, the display apparatus may provide a high-resolution 3D image and improved depth. | 02-12-2015 |
Ki-Hyung Kim, Suwon-Si KR
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20100105327 | METHOD OF OPERATING DIRECTORY PROXY AGENT IN LOW POWER WIRELESS PERSONAL AREA NETWORK, METHOD OF SEARCHING FOR SPECIFIC SERVICE INFORMATION THEREIN, AND DIRECTORY PROXY AGENT PERFORMING THE SAME THEREIN - A method of operating a directory proxy agent (DPA) in a low-power wireless personal area network (LoWPAN) includes advertising a service registration request message to neighboring nodes including at least one service agent and at least one user agent to receive a service registration message from the at least one service agent, storing information for the at least one service agent to a memory to refresh a service information list when the at least one service is not stored in the memory, and transmitting the service information list to at least one directory agent or another DPA to cause the at least one directory agent or the other DPA to be consistent with information for the at least one service agent. Thus, the method may use a DPA to effectively search for information for a service desired by a user agent. | 04-29-2010 |
20110176469 | LoWMob and DLoWMob SYSTEM - A LoWMob (LoWPAN Mobility: Low power Wireless Personal Area Network) system comprises a mobile node, at least one sensor node, a border node and a gateway. The mobile node configured transmits at least one data packet within an MST (Maximum Sleep Time). The mobile node corresponds to an FFD (Full Function Device) or an RFD (Reduced Function Device). The at least one sensor node is configured to be densely to a degree that a transmission range overlaps and configured to be able to measure a moving direction of the mobile node. The boarder node is configured to be arranged at a periphery of the PAN and configured to turn off a transceiver in a quasi-sleep state. The gateway is directly connected with a first least part of the at least one sensor node. | 07-21-2011 |
Ki-Hyung Kim, Gyeonggi-Do KR
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20090310519 | ADDRESS ASSIGNMENT METHOD AND TRANSMISSION METHOD OF MOBILE OF MOBILE NODES FOR HIERARCHICAL ROUTING IN LOWPANS - An address assignment method of a mobile node, for hierarchical routing in a low-power wireless personal area network (LoWPAN), includes (a) classifying a plurality of fixed nodes in a hierarchical way, (b) designating a management node and a head node of a lower level than the level of the management node in the fixed nodes, (c) determining if the mobile node can communicate with the head node, and (d) assigning an address to the mobile node through a neighboring head node, which can communicate with the mobile node when the mobile node cannot communicate with the head node. Therefore, addresses may be assigned without limitation until the addresses for the mobile nodes are exhausted. Furthermore, even when the mobile node having an assigned address from a first region moves from the first region to a second region, the packet may be sent or received through the hierarchical routing. | 12-17-2009 |
20090316701 | METHOD FOR CONNECTING IP-BASED USN WITH CONVENTIONAL IP NETWORK - An Internet protocol (IP)-based ubiquitous sensor network (USN) system is disclosed. The IP-based USN includes a plurality of sensor nodes having unique IP addresses and an IP-USN router. The IP-USN router has a table that stores each location address of the sensor nodes and periodically broadcasts its own presence information for updating the location addresses stored in the table. The sensor nodes in the IP-based USN system have unique IP addresses. Therefore, desired information and services from any external network may be obtained. | 12-24-2009 |
20100070618 | UBIQUITOUS SENSOR NETWORK SYSTEM AND METHOD OF CONFIGURING THE SAME - In a ubiquitous sensor network (USN) system having a router and a sensor node connectable to a detachable memory device, a sensor network configuration information including a sensor network identification is received from the detachable memory device under control of the router. The sensor network configuration information including the sensor network identification is received from the detachable memory device under control of the sensor node. A sensor network is configured based on the sensor network identification under control of at least one of the router and the sensor node. Accordingly, the USN system may be automatically configured by using the detachable memory devices including the sensor network configuration information. | 03-18-2010 |
20100074266 | IP-USN WITH MULTIPLE AND COMMUNICATION METHOD - A router connects an Internet protocol (IP)-ubiquitous sensor network (USN) with an external network. The IP-USN is disclosed when the IP-USN includes one or more routers. An IP-USN with multiple routers includes one or more routers, and sensor nodes in the IP-USN may reliably communicate with the external network. The sensor nodes in the IP-USN may communicate with one another using the router if necessary. When one router does not operate, communication with the external network is performed by using other routers. | 03-25-2010 |
Ki-Hyung Ko, Seoul KR
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20100178754 | METHOD OF MANUFACTURING CMOS TRANSISTOR - A method of manufacturing a complementary metal-oxide semiconductor (CMOS) transistor includes: forming a semiconductor layer in which an n-MOS transistor region and a p-MOS transistor region are defined; forming an insulation layer on the semiconductor layer; forming a conductive layer on the insulation layer; forming a mask pattern exposing the n-MOS transistor region, on the conductive layer; generating a damage region in an upper portion of the conductive layer by implanting impurities in the conductive layer of the n-MOS transistor region using the mask pattern as a mask; removing the mask pattern; removing the damage region; and patterning the conductive layer to form an n-MOS transistor gate and a p-MOS transistor gate. Accordingly, gate thinning and formation of a step between the n-MOS transistor region gate and the p-MOS transistor region gate can be prevented. | 07-15-2010 |
20110136290 | ETCHING METHODS AND METHODS OF MANUFACTURING A CMOS IMAGE SENSOR USING THE SAME - In an etching method, a thin layer is formed on a first surface of a first substrate doped with first impurities having a first doping concentration. The thin layer is doped with second impurities having a second doping concentration lower than the first doping concentration. A second substrate is formed on the thin layer. A second surface of the first substrate is polished. The polished first substrate is cleaned using a cleaning solution including ammonia and deionized water. The cleaned first substrate is etched to expose the thin layer. | 06-09-2011 |
Ki-Hyung Lee, Seoul KR
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20090061948 | TERMINAL HAVING ZOOM FEATURE FOR CONTENT DISPLAYED ON THE DISPLAY SCREEN - A method of graphically resizing content displayed on a portion of a display screen of a mobile communication terminal is provided. The method comprises selecting a first area of an image graphically rendered on a display screen, content in the first area having a first set of dimensions and a first central point in a first relationship with boundaries of the first area; and graphically re-rendering the content in the first area on the display screen such that the content in the first area is displayed on the display screen in a second area of the screen having a second set of dimensions and a second central point having proportionally the first relationship with boundaries of the second area. | 03-05-2009 |
20100125407 | METHOD FOR PROVIDING POI INFORMATION FOR MOBILE TERMINAL AND APPARATUS THEREOF - A method and apparatus for providing point of interest (POI) information of a mobile terminal are disclosed to extract and provide POI information and/or road information included in an image captured by a camera. Location information of an image capture place and image capture direction information are read from the digital photo image, the POI information corresponding to the location and image capture direction information is extracted from map data, and the extracted POI information is displayed on the digital photo image. | 05-20-2010 |
20120203460 | METHOD FOR PROVIDING POI INFORMATION FOR MOBILE TERMINAL AND APPARATUS THEREOF - A method and apparatus for providing point of interest (POI) information of a mobile terminal. The method and apparatus extract POI information, where the POI information and/or associated road information is included in an image captured by a camera. Location information of an image capture place and image capture direction information are read from the digital photo image, and the POI information corresponding to the location and image capture direction information is extracted from a map data, and the extracted POI information is thereafter displayed on the digital photo image. | 08-09-2012 |
Ki-Hyung Lee, Yongin Si KR
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20120124642 | APPARATUS AND METHOD FOR SELECTIVELY DECRYPTING AND TRANSMITTING DRM CONTENTS - Provided are apparatus and method for selectively decrypting and transmitting DRM contents. A policy storing unit stores information on devices allowed for decryption of contents. A policy processing unit determines whether a target device, to which an encrypted content is transmitted, is a device allowed for decryption based on the information stored in the policy storing unit. A decryption unit decrypts the encrypted content. And a control unit controls the decryption unit to decrypt the encrypted content when the target device is the device allowed for decryption. | 05-17-2012 |
20120124675 | APPARATUS AND METHOD FOR MANAGING DIGITAL RIGHTS THROUGH HOOKING A KERNEL NATIVE API - Provided are an apparatus and method for managing digital rights. An agent unit manages application programs to which DRM is to be applied and rights to contents processed by the application programs to which DRM is to be applied, and encrypt and decrypt the contents processed by the application programs. A rights management unit authenticates a user and manages a user right to the contents processed by the application programs. A kernel API hooking unit monitors input/output of a file through hooking kernel native APIs, requests the rights management unit to verify the user right to the contents to be processed, and requests the agent unit to encrypt or decrypt the contents when the user right to the contents to be processed is verified. | 05-17-2012 |
Ki-Hyung Lee, Ansan-Si KR
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20130146000 | Heat Storage Device of Vehicle - A heat storage device of a vehicle may include an insulation container, a coolant passage connected to an engine, a heat exchanger having a fin formed on the coolant passage inside the insulation container, a phase change material charged in the insulation container to exchange heat with flowing coolant, a phase change material temperature sensor, a pressure sensor, an engine coolant temperature sensor, and a control portion that circulates the coolant according to the driving condition of the engine and the coolant temperature such that the coolant exchanges heat with the phase change material. Accordingly, fuel for warming an engine or heating an interior room is reduced, a separate heating device or a warm up device such as a PTC heater can be replaced, quality of the exhaust gas is quickly improved, and there is a merit in overcoming environmental regulations. | 06-13-2013 |