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| 20090114927 | Multi-chips with an optical interconnection unit - A multi-chip having an optical interconnection unit is provided. The multi-chip having an optical interconnection unit includes a plurality of silicon chips sequentially stacked, a plurality of optical device arrays on a side of each of the plurality of the silicon chips such that the optical device arrays correspond to each other and a wiring electrically connecting the silicon chip and the optical device array attached to a side of the silicon chip, wherein the corresponding optical device arrays forms an optical connection unit by transmitting and receiving an optical signal between the corresponding optical device arrays in different layers. Each of the optical device arrays includes at least one of a light emitting device and a light receiving device | 05-07-2009 |
| 20090136235 | Probe card with optical transmitting unit and memory tester having the same - Example embodiments provide a probe card having an optical transmitting unit and a memory tester having the probe card. The probe card may include a plurality of needles connected to test terminals formed in a memory, a plurality of first terminals connected to the needles, a plurality of second terminals connected to the outside and corresponding to the first terminals, and an optical transmitting unit. The optical transmitting unit may connect the first terminals and the second terminals. | 05-28-2009 |
| 20090251581 | Sub-pixels, unit pixels, image sensors and methods of operating the same - An image sensor includes a plurality of unit pixels arranged in an array. Each unit pixel includes a plurality of sub-pixels configured to be irradiated by light having the same wavelength. Each sub-pixel includes a plurality of floating body transistors. Each floating body transistor includes a source region, a drain region, a floating body region between the source region and the drain region, and a gate electrode formed on the floating body region. | 10-08-2009 |
| 20100019296 | IMAGE SENSOR HAVING NANODOT - An image sensor includes a plurality of pixels disposed in an array, each pixel comprising a first region and a second region, the first region and the second region separated from each other in a semiconductor layer, and doped with impurities having different conductivities from each other, a photoelectric conversion region formed between the first and second regions, and at least one metal nanodot that focuses an incident light onto the photoelectric conversion region. | 01-28-2010 |
| 20110049549 | Light emitting devices and methods of manufacturing the same - Light emitting devices and methods of manufacturing the light emitting devices. The light emitting devices include a silicon substrate; a metal buffer layer on the silicon substrate, a patterned dispersion Bragg reflection (DBR) layer on the metal buffer layer; and a nitride-based thin film layer on the patterned DBR layer and regions between patterns of the DBR layer. | 03-03-2011 |
| 20110127554 | Light emitting device and method of manufacturing the same - A light emitting device may include a substrate, an n-type clad layer, an active layer, and a p-type clad layer. A concave-convex pattern having a plurality of grooves and a mesa between each of the plurality of grooves may be formed on the substrate, and a reflective layer may be formed on the surfaces of the plurality of grooves or the mesa between each of the plurality of grooves. Therefore, light generated in the active layer may be reflected by the reflective layer, and extracted to an external location. | 06-02-2011 |
| 20110272712 | Vertical light-emitting devices having patterned emitting unit and methods of manufacturing the same - Example embodiments are directed to a light-emitting device including a patterned emitting unit and a method of manufacturing the light-emitting device. The light-emitting device includes a first electrode on a top of a semiconductor layer, and a second electrode on a bottom of the semiconductor layer, wherein the semiconductor layer is a pattern array formed of a plurality of stacks. A space between the plurality of stacks is filled with an insulating layer, and the first electrode is on the insulating layer. | 11-10-2011 |
| 20110291120 | Light Emitting Devices Using Connection Structures And Methods Of Manufacturing The Same - Example embodiments of the present invention relate to a light emitting device having a connection structure and a method of manufacturing the light emitting device. The method of manufacturing may include forming a light emitting region and electrode layers on a substrate in which a plurality of cell regions and a bridge for partially connecting the cell regions are disposed, thereby providing a light emitting device that controls stress with relative ease and integrates electrical connections between the cell regions. | 12-01-2011 |
| 20120018734 | Light-emitting devices and methods of manufacturing the same - Example embodiments are directed to light-emitting devices (LEDs) and methods of manufacturing the same. The LED includes a first semiconductor layer; a second semiconductor layer; an active layer formed between the first and second semiconductor layers; and an emission pattern layer including a plurality of layers on the first semiconductor layer, the emission pattern including an emission pattern for externally emitting light generated from the active layer. | 01-26-2012 |
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| 20090052224 | Ferroelectric random access memory apparatus and method of driving the same - In a ferroelectric random access memory device that can allow a stable burst read operation and a method of driving a ferroelectric random access memory device thereof, the ferroelectric random access memory device comprises first and second memory cell sections, each comprising a plurality of ferroelectric memory cells, and a read circuit that sequentially performs a burst read operation on the first and second memory cell sections such that a read operation of the first memory cell section partially overlaps a read operation of the second memory cell section. When a chip is disabled during the read operation of the first memory cell section, the read circuit writes back data in the second memory cell section in response to the extent to which the read operation of the second memory cell section has been performed. | 02-26-2009 |
| 20100312954 | Multi-Chip Semiconductor Devices Having Non-Volatile Memory Devices Therein - A flash memory device and a flash memory system are disclosed. The flash memory device includes a first non-volatile memory including a plurality of page data cells, storing page data, and reading and outputting the stored page data when a read command is applied from an external portion; and a second non-volatile memory including a plurality of spare data cells respectively adjacent to the plurality of page data cells, storing spare data, scanning the spare data and temporarily storing corresponding information when a file system is mounted, reading and outputting the stored spare data when the read command is applied. | 12-09-2010 |
| 20110267876 | NONVOLATILE MEMORY DEVICE USING VARIABLE RESISTIVE ELEMENT - A nonvolatile memory device that employs a variable resistive element includes: a memory cell array having a plurality of memory cells; a first circuit block that is disposed at one side of the memory cell array and performs a first operation on the memory cells; a second circuit block that is disposed at the other side of the memory cell array and performs a second operation on the memory cells, wherein the second operation is different from the first operation; and a redundancy block that is disposed closer to the second circuit block than the first circuit block, and which compares a repair address of a repaired memory cell among the plurality of memory cells with an input address to then generate a redundancy control signal, and to supply the redundancy control signal to the first circuit block and the second circuit block. | 11-03-2011 |
| 20120039132 | MEMORY DEVICE, SYSTEMS AND DEVICES INCLUDING A MEMORY DEVICE, METHODS OF OPERATING A MEMORY DEVICE, AND/OR METHODS OF OPERATING SYSTEMS AND DEVICES INCLUDING A MEMORY DEVICE - In one embodiment, a memory device includes a plurality of unit cell arrays. Each unit cell array includes an array of memory cells arranged in a plurality of columns, and each column is associated with a bit line. The memory device further includes a program control circuit configured to program cells in the plurality of unit cell arrays based on program bits associated with the plurality of unit cell arrays. For example, the program control unit is configured to simultaneously program one memory cell in each unit cell array having at least one associated program bit. | 02-16-2012 |
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| 20120103442 | RELIEF VALVE FOR OIL PUMP - A relief valve for an oil pump, may include a housing defining a relief space, a plunger slidably disposed in the relief space and dividing the relief space into a housing chamber and a plunger chamber, an elastic member elastically supporting the plunger and being compressed by oil pressure of the main gallery, wherein the oil pressure of the main gallery may be relatively lower than an oil pressure under a warm-up state of the engine, a locator disposed under the plunger and supporting the elastic member, a plug coupled to a lower portion of the housing under the relief space and supporting the locator such that a modulus of elasticity in the elastic member may be changed by a change in seat position of the elastic member, and a negative pressure supplier selectively generating negative vacuum pressure in the locator such that a height of the locator changes. | 05-03-2012 |
| 20120103447 | RELIEF VALVE FOR OIL PUMP - A relief valve for an oil pump can prevent a main gallery from being damaged by largely decreasing peak pressure of an oil pump by using bypass flow according to oil pressure of the main gallery in cold start of an engine, and can control the discharging pressure of the oil pump at the optimum level when the engine is warmed up, by defining a housing chamber communicating with the main gallery of the engine and a plunger chamber bypassing some of oil flowing to the main gallery to the oil pump or an oil pan in accordance with oil pressure in the housing chamber using a plunger chamber, and by changing a modulus of elasticity of a coil spring elastically supporting the plunger in accordance with the oil pressure produced in the main gallery, by using a substance that is expanded by temperature. | 05-03-2012 |
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| 20080297567 | INK-JET PRINT HEAD AND METHOD OF MANUFACTURING THE SAME - An ink-jet print head and a method of manufacturing the same capable of minimizing exfoliation or breakage of a protective layer. The ink-jet print head includes a heater layer which is provided on a substrate, a wire layer which is provided on the heater layer and is formed to expose a predetermined region of the heater layer, a protective layer which covers predetermined regions of the wire layer and the heater layer, and an over coat layer which covers evenly uneven portions on the protective layer. | 12-04-2008 |
| 20090002425 | INK JET PRINT HEAD AND METHOD OF DETECTING MISSING NOZZLE - An apparatus and method of detecting a missing nozzle in an ink jet print head can detect a missing nozzle with a simple process when the missing nozzle is generated. The method of detecting the missing nozzle used in the ink jet print head provided with plural chambers in which an ink is filled, plural heaters to heat the ink in the chambers, and plural nozzles corresponding to the heaters, includes detecting a temperature of each of the heaters, and when the detected temperature deviates from a predetermined temperature range, determining that the nozzle corresponding to the heater is the missing nozzle. | 01-01-2009 |
| 20090002427 | METHOD OF DETECTING MISSING NOZZLE AND INK JET PRINT HEAD USING THE SAME - A method of detecting a missing nozzle and an ink jet print head using the same, that can detect a missing nozzle immediately with a simple process when the missing nozzle is generated. The method of detecting a missing nozzle used in an ink jet print head provided with plural chambers in which an ink is filled, plural heaters corresponding to the chambers, and plural nozzles corresponding to the heaters, can include detecting a temperature of each of the nozzles, and when the detected temperature deviates from a predetermined temperature range, determining that the nozzle is a missing nozzle. | 01-01-2009 |
| 20090002428 | METHOD OF DETECTING MISSING NOZZLE AND INK JET PRINT HEAD USING THE SAME - A method of detecting a missing nozzle and an ink jet print head using the same can detect a missing nozzle immediately with a simple process when the missing nozzle is generated. One method of detecting a missing nozzle used in an ink jet print head provided with plural chambers, plural heaters corresponding to the chambers, and plural nozzles corresponding to the heaters can include detecting a temperature of each of the chambers, and when the detected temperature deviates from a predetermined temperature range, determining that a nozzle corresponding to the chamber is a missing nozzle. | 01-01-2009 |
| 20090002455 | HEAD CHIP USABLE WITH INKJET IMAGE FORMING APPARATUS AND MANUFACTURING METHOD OF THE SAME - A head chip for an inkjet image forming apparatus. The head chip can include a heater formed on a substrate to generate heat, a chamber layer formed on the heater and provided with an ink chamber that receives inks, a nozzle layer formed on the chamber layer and provided with a nozzle in correspondence with the ink chamber, and a heat transfer layer transferring a part of the heat from the heater to the nozzle. According to the head chip, the inks sprayed through the nozzle are heated by the heat transferred through the heat transfer layer. Thus, the viscosity of the inks is reduced, so that the inks can be easily cut into ink droplets having a substantially spherical shape. | 01-01-2009 |
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| 20110158506 | METHOD AND APPARATUS FOR GENERATING 3D IMAGE DATA - A method and apparatus for generating three-dimensional (3D) image data by using 2D image data including a dummy component and an image component relating to an input image, wherein the dummy component is used to adjust a resolution of the input image, are provided. The method includes: generating a depth map that corresponds to the 2D image data; detecting a dummy area including the dummy component from the 2D image data; and correcting depth values of pixels that correspond to the dummy area in the depth map. | 06-30-2011 |
| 20110193860 | Method and Apparatus for Converting an Overlay Area into a 3D Image - Apparatuses and methods for converting an overlay area of a two-dimensional (2D) monoscopic image into a three-dimensional (3D) image are provided. A depth map representing a perspective based on an input monoscopic image is generated to provide depth values of the input monoscopic image. At least one overlay area and at least one background image included in the input monoscopic image are then detected, and a depth value of one or more or both of the overlay area and the background image are corrected to a desired value. A stereoscopic image is generated based on the corrected depth value, such that the resulting stereoscopic image prevents inconsistent viewing depths between an overlay area and the background image in order to prevent viewer fatigue. | 08-11-2011 |
| 20120056984 | METHOD AND APPARATUS FOR CONVERTING 2-DIMENSIONAL IMAGE INTO 3-DIMENSIONAL IMAGE BY ADJUSTING DEPTH OF THE 3-DIMENSIONAL IMAGE - Provided are an apparatus and method for converting a two-dimensional (2D) image into a three-dimensional (3D) image. The method includes generating a first depth map by estimating depth information of an input image, wherein the input image is a 2D image; analyzing characteristics of the input image; predicting an error of the first depth map; determining a parameter for adjusting the first depth map based on the analyzed characteristics of the input image and the predicted error of the first depth map; adjusting the first depth map based on the determined parameter; and generating a 3D image of the input image based on the adjusted first depth map. | 03-08-2012 |
| 20120113219 | IMAGE CONVERSION APPARATUS AND DISPLAY APPARATUS AND METHODS USING THE SAME - A method for converting an image in an image conversion apparatus is provided. The method includes receiving a stereo image, down-scaling the stereo image, performing stereo-matching by applying adaptive weight to the down-scaled stereo images, generating a depth map according to the stereo-matching, up-scaling the depth map by referring to an input image of original resolution, and generating a plurality of multi-view images by performing depth-image-based rendering with respect to the up-scaled depth map and the input image of original resolution. Accordingly, a plurality of multi-view images may be obtained with ease. | 05-10-2012 |
| 20120121163 | 3D DISPLAY APPARATUS AND METHOD FOR EXTRACTING DEPTH OF 3D IMAGE THEREOF - A three-dimensional (3D) display apparatus and a method for extracting a depth of a 3D image of the 3D display apparatus are provided. The 3D display apparatus includes: an image input unit which receives an image; a 3D image generator which generates a 3D image of which a depth is adjusted according to a relative motion between global and local motions of the image; and an image output unit which outputs the 3D image. | 05-17-2012 |
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| 20090031039 | IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND HOST - An image forming method, an image forming apparatus, and a host include determining if a disorder is generated in a network set to perform an operation among networks between an image forming apparatus including at least two network interfaces and a host, and if a disorder is generated in the set network, networking the image forming apparatus with the host via a non-disordered network interface. | 01-29-2009 |
| 20100082779 | METHOD OF ALLOCATING IP ADDRESS OF IMAGE FORMING APPARATUS USING DHCP, IMAGE FORMING APPARATUS AND SYSTEM OF ALLOCATING IP ADDRESS USING DHCP - A method of allocating an IP address of an image forming apparatus using Dynamic Host Configuration Protocol (DHCP), and an image forming apparatus and system performing the method, the method including requesting a DHCP server to allocate an IP address to an image forming apparatus having a previously allocated IP address in response to the image forming apparatus being re-connected to a network, responding to the IP address allocation request by the DHCP server, declining to respond to the response of the DHCP server, and providing the previously allocated IP address to the image forming apparatus upon receiving no response from the image forming apparatus after a predetermined time. | 04-01-2010 |
| 20110134452 | HOST APPARATUS CONNECTED TO IMAGE FORMING APPARATUS AND SETTING INFORMATION MANAGEMENT METHOD THEREOF - A setting information management method of a host apparatus which is communicatively coupled to a plurality of image forming apparatuses that include setting information, the method including selecting at least two image forming apparatuses, receiving at least one setting item and a setting value corresponding to the setting item of the setting information from the selected image forming apparatuses, displaying the at least one received setting item and setting value for each of the selected image forming apparatuses; comparing and displaying the at least one setting item and setting value of the selected image forming apparatuses according to a comparison option, selecting at least one of the displayed setting item and setting value to be updated, and changing at least one of the setting item and the setting value of at least one of the selected image forming apparatuses. | 06-09-2011 |
| 20120002240 | METHOD OF ALLOCATING IP ADDRESS OF IMAGE FORMING APPARATUS USING DHCP, IMAGE FORMING APPARATUS AND SYSTEM OF ALLOCATING IP ADDRESS USING DHCP - A method of allocating an IP address of an image forming apparatus using Dynamic Host Configuration Protocol (DHCP), and an image forming apparatus and system performing the method, the method including requesting a DHCP server to allocate an IP address to an image forming apparatus having a previously allocated IP address in response to the image forming apparatus being re-connected to a network, responding to the IP address allocation request by the DHCP server, declining to respond to the response of the DHCP server, and providing the previously allocated IP address to the image forming apparatus upon receiving no response from the image forming apparatus after a predetermined time. | 01-05-2012 |
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| 20080232678 | Localization method for a moving robot - A localization method of a moving robot is disclosed in which the moving robot includes: capturing a first omni-directional image by the moving robot; confirming at least one node at which a second omni-directional image having a high correlation with the first omni-directional image is captured; and determining that the moving robot is located at the first node when the moving robot reaches a first node, at which a second omni-directional image having a highest correlation with the first omni-directional image is captured, from among the at least one node. | 09-25-2008 |
| 20090154769 | Moving robot and moving object detecting method and medium thereof - A moving robot and moving object detecting method and medium thereof is disclosed. The moving object detecting method includes transforming an omni-directional image captured in the moving robot to a panoramic image, comparing the panoramic image with a previous panoramic image and estimating a movement region of the moving object based on the comparison, and recognizing that a movement of the moving object exist in the estimated movement region when the area of the estimated movement region exceeds the reference area. | 06-18-2009 |
| 20090154791 | Simultaneous localization and map building method and medium for moving robot - A simultaneous localization and map building (SLAM) method and medium for a moving robot is disclosed. The SLAM method includes extracting a horizontal line from an omni-directional image photographed at every position where the mobile robot reaches during a movement of the mobile robot, correcting the extracted horizontal line, to create a horizontal line image, and simultaneously executing a localization of the mobile robot and building a map for the mobile robot, using the created horizontal line image and a previously-created horizontal line image. | 06-18-2009 |
| 20110078235 | INTELLIGENT NETWORK SYSTEM AND METHOD AND COMPUTER-READABLE MEDIUM CONTROLLING THE SAME - An intelligent network system including a client unit and a server unit providing a service to the client unit, and a method and computer-readable medium controlling the same are disclosed. If the server unit copies a process that performs a service requested by the client unit into the client unit, and the server unit cannot provide the service any longer, the process is copied to another available server unit so that the service can be continuously provided. Also, if there is no available server unit, the client unit receives the service using the copy process pre-stored in the client unit itself. Therefore, although the network or the peripheral device is in the worst state, the client unit can stably receive the service. | 03-31-2011 |
| 20110167405 | APPLICATION BUILDING SYSTEM, METHOD AND COMPUTER-READABLE MEDIUM - An application building system includes a computer having a component container to download components from a server and to store the components, and the computer having a client to download the components from the component container, to load the downloaded components into a program, and to build the program. | 07-07-2011 |
