Park, Gwangju-Si
Chan Yong Park, Gwangju-Si KR
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20090067778 | HYBRID INTEGRATED STRUCTURE OF ONE OR MORE OPTICAL ACTIVE DEVICES AND PLC DEVICE USING OPTICAL FIBER ARRAY - A hybrid integrated structure of an optical active device and a Planar Lightwave Circuit (PLC) device using an optical fiber array is provided, in which one or more photodiodes are integrated on an upper cladding layer above one or more planar optical waveguides. A section located on a boundary surface between output optical waveguides, that is, an end of the PLC device in the direction of propagation of light, and the input end of an output optical fiber array is ground to be inclined at a predetermined angle with respect to an optical axis. Further, one or more optical fibers and one or more reflection mirrors are alternately arranged, inserted, and disposed in a plurality of V-shaped trenches formed in the output optical fiber array. | 03-12-2009 |
20090175623 | OPTICAL SIGNAL DETECTOR - An optical signal detector is provided that detects an optical signal from an optical source using a plurality of optical sensors having different wavelength selectivities, thereby determining the peak wavelength of the optical signal and measuring the power of an optical signal corresponding to the peak wavelength. According to the optical signal detector, separate optical filters are not required and space and costs attributable to the installation of the optical filters can be saved, and thus there are effects in that the overall size and manufacturing costs of the device can be reduced. | 07-09-2009 |
Do Hyeong Park, Gwangju-Si KR
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20100263246 | TRANSPARENT SIGNBOARD AND FABRICATING METHOD THEREOF - A transparent signboard and a method for fabricating the same are provided. The transparent signboard includes: a transparent substrate; an electrode layer made of polymer or carbon nanotube and comprising a plurality of conducting parts separated from each other with respect to a predetermined pattern region interposed therebetween, and a non-conducting part formed on the predetermined pattern region and integrally formed with the conducting parts; and a light-emitting device configured to connect the separated conducting parts to each other. | 10-21-2010 |
20110032704 | LIGHTING DISPLAY APPARATUS AND THE METHOD FOR MANUFACTURING THE SAME - Provided is a light-emitting display and a method of fabricating the same. The light-emitting display includes a base substrate, and at least one unit light-emitting layer disposed on an upper surface of the base substrate. Here, the unit light-emitting layer includes an electrode pattern layer having a plurality of electrode patterns formed in a specific pattern, at least one light-emitting device connected with the electrode patterns of the electrode pattern layer and selectively emitting light, and an electrode protection layer disposed to cover the electrode pattern layer. | 02-10-2011 |
Gi Ju Park, Gwangju-Si KR
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20130240018 | ROBOTIC SUNLIGHT TRACKING APPARATUS - A robotic sunlight tracking apparatus reduces power consumption and improves efficiency of solar photovoltaic power generation. The apparatus includes a solar cell module for converting sunlight into electricity, a rotation shaft connected to a backside of the solar cell module for supporting the solar cell module while rotating, a cylindrical body under the rotation shaft having a cam with a curvature formed as a recess in a surface of the cylindrical body and a motor built therein to rotate in one direction by operation of a timer, and fixing means for fixing the cylindrical body to ground. The rotation shaft includes a cam follower at one side of the cylindrical body placed in the cam for moving following the cam as the motor rotates, and a lift arm connected to the cam follower for moving up/down, adjusting an angle of the solar cell module when the cam follower moves. | 09-19-2013 |
20140048124 | SOLAR CELL MODULE SUPPORT STRUCTURE - The present invention provides a solar cell module support structure comprising: a first support for a solar cell module to be received and supported; a connecting portion connected to the first support; a main frame connected to the connecting portion so as to support the solar cell module and the first support, having the connection portion mounted thereon and having a mounting groove formed along the length thereof so that the location of the connecting portion can be adjusted along the length thereof; second supports which are provided on the lower side of the main frame, support the main frame from the ground surface, are provided in a plurality, and are arranged in a separated manner from each other; and a connection wire for mutually connecting any one of the second supports with another second support. | 02-20-2014 |
20140209146 | SOLAR POWER GENERATING APPARATUS - There is disclosed a photovoltaic power generation device that includes solar cell modules installed for solar cell panels, respectively, with forming a height difference or a gap between each two of the solar cell panels, to change an arrangement angle and direction of the solar cell modules for each season period according to variations of the sun altitude and azimuth. | 07-31-2014 |
Hee-Joon Park, Gwangju-Si KR
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20130077570 | APPARATUS AND METHOD FOR ACCESSING LOCAL NETWORK IN MOBILE COMMUNICATION SYSTEM SUPPORTING LOCAL NETWORK INTERNET PROTOCOL ACCESS SCHEME - An apparatus and method for accessing a local network in a mobile communication system supporting a Local Network Internet Protocol Access (LIPA) scheme are provided. In the method, a User Equipment (UE) transmits a radio bearer set up request packet to a router connected to a femto Node B in order to set up a radio bearer with the femto Node B, thereby the router converts the radio bearer set up request packet into a port forward radio bearer set up request packet using a port forward function, and transmits the port forward radio bearer set up request packet to the femto Node B. | 03-28-2013 |
Hee Ju Park, Gwangju-Si KR
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20090218294 | Methods for Recovering Organic-Inorganic Element-Doped Metal Oxides from Hydrolysable Metal Compounds Associated with Contaminated Water Treatment - The present invention relates to a method for recovering an organic-inorganic element-doped metal oxide from a hydrolysable metal compound, accompanied with contaminated water treatment. The present invention comprises steps of: a) adding a hydrolysable metal compound as a coagulant to a contaminated water to form a separable floc between the hydrolysable metal compound and contaminants present in contaminated water; b) separating the separable floc and the pre-treated water after flocculation treatment; and c) calcinating the separated floc over 500° C. to produce an organic-inorganic element-doped metal oxide. More preferably, the present invention further comprises subjecting the pre-treated water of the step b) to a microwave treatment to cause a photocatalytic degradation of an organic contaminant that remains in the pre-treated water, with the assistance of the remaining hydrolysable metal compound. A novel titanium compound is found as an alternative coagulant instead of iron and aluminum salts which most widely use in water treatment. Ability, capacity and efficiency of flocculation as the proposed titanium coagulant are similar to those of FeCl | 09-03-2009 |
Heung-Jun Park, Gwangju-Si KR
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20120167772 | WET-TYPE DUST COLLECTOR FOR A VACUUM CLEANER - A wet-type dust collector for a vacuum cleaner. The disclosed wet-type dust collector includes a first separating portion, the inside of which is filled with water for separating dust from air that is suctioned in from the outside; an exhaust pipe unit having an exhaust outlet and installed inside the first separating portion; and a passage-closing unit installed inside the exhaust pipe unit, wherein the passage-closing unit closes the exhaust outlet of the exhaust pipe unit by means of the combined forces of the suctioning force through the exhaust pipe unit and the buoyant force of the water, in order to prevent the water from leaking out from the first separating portion. | 07-05-2012 |
Ho Sang Park, Gwangju-Si KR
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20110001415 | Variable shelf and refrigerator having the same - A refrigerator has a variable shelf which may include a first partition shelf mounted to be pivotable about a rear end thereof, and a second partition shelf mounted to move relative to the first partition shelf and therefore protrude to a front of the first partition shelf. When the fist and second partition shelves are rotated about the rear end of the first partition shelf in a state where the second partition shelf is disposed at a lower part of the first partition shelf, it may be guaranteed a storage space even for item(s) higher than an interval between the shelves and wider than a front-to-rear width of the second partition shelf. | 01-06-2011 |
Hyoung-Jun Park, Gwangju-Si KR
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20140061451 | BIDIRECTIONAL OPTICAL MODULE - A bidirectional optical module for communicating optical signals bidirectionally via a single optical fiber is provided. The bidirectional optical module includes an optical fiber, a stem having a cavity formed at one side thereof and first alignment marks formed near an entrance of the cavity, a light emitting device mounted on the cavity, a light receiving device mounted on the cavity and spaced apart from the light emitting device, a filter block part fixed near the entrance of the cavity and configured to deliver light output from the light emitting device to the optical fiber and deliver light input through the optical fiber to the light receiving device, and a cap configured to accommodate the light emitting device, light receiving device, and a filter block part between the cap and the stem. | 03-06-2014 |
20140066781 | MEDICAL DIAGNOSIS DEVICE AND METHOD FOR CONTROLLING THE DEVICE - A medical diagnosis device and a method for controlling the device that detect an abnormal portion of a diagnosis target early and accurately are provided. A medical diagnosis device according to an embodiment of the present invention includes: a light source configured to irradiate light onto a diagnosis target; an optical filter configured to filter out visible light and infrared light from light reflected from the diagnosis target and convert an optical path of the filtered visible or infrared light; a polarization beam splitter configured to polarize the infrared light filtered by the optical filter; a first image acquisition unit configured to acquire a first image from the visible light filtered by the optical fiber; and a second image acquisition unit configured to acquire a second image from the infrared light polarized by the polarization beam splitter. | 03-06-2014 |
20150372759 | BIDIRECTIONAL OPTICAL TRANSCEIVER MODULE AND METHOD OF ALIGNING THE SAME - Disclosed are a bidirectional optical transceiver module and a method of aligning the same. The bidirectional optical transceiver module includes: a package having on one side a cavity; a platform mounted on the package; a transmitter which generates output light; a holder which includes the horizontal portion having the through-hole and disposed on the package to cover the cavity, and the vertical portion which has the inclined surface on one side and the connection hole connected to the through-hole; a receiver which generates an electric signal that corresponds to input light incident into the cavity; and a WDM filter that delivers the output light and the input light. | 12-24-2015 |
Il Young Park, Gwangju-Si KR
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20150303037 | Substrate Processing Apparatus - Disclosed is an apparatus for processing substrate which prevents a plasma discharge from being transferred to a substrate so as to minimize damages on the substrate and also minimize deterioration in quality of a thin film deposited on the substrate, wherein the apparatus may include a process chamber for providing a reaction space, and a gas distribution module for dissociating processing gas by the use of plasma, and distributing the dissociated processing gas onto a substrate, wherein the gas distribution module may include a lower frame having a plurality of electrode inserting portions, an upper frame having a plurality of protruding electrodes and processing gas distribution holes, and an insulating plate having a plurality of electrode penetrating portions. | 10-22-2015 |
Jae Cheol Park, Gwangju-Si KR
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20110200129 | METHOD OF TRANSMITTING AND RECEIVING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING (OFDM) SIGNAL USING MULTIPLE ANTENNAS, AND TRANSMITTER AND RECEIVER THEREOF - Provided is a transmitter for transmitting an orthogonal frequency division multiplexing (OFDM) signal using multiple antennas, including: a subgroup generator to divide data symbols of a frequency domain into a plurality of subgroups; an inverse fast Fourier transform (IFFT) unit to perform an IFFT with respect to each of the subgroups so as to generate partial signals of a time domain corresponding to the plurality of subgroups, respectively; a candidate OFDM signal generator to generate at least two candidate OFDM signals using a combination of the partial signals so that each of the partial signals is transmitted to one of transmit antennas; and a selector to select one of the at least two candidate OFDM signals. | 08-18-2011 |
20130336180 | CARRIER AGGREGATION APPARATUS FOR EFFICIENTLY UTILIZING FREQUENCY RESOURCE OF LICENSE BAND AND SHAREABLE BANDS, AND OPERATION METHOD THEREOF - An exemplary embodiment provides a carrier aggregation apparatus including: a level assignment manager configured to perform management by classifying a license band allocated to a cognitive radio cell into a primary radio resource (PRR) level, and by classifying a shareable band obtained through a cognitive radio database or spectrum sensing into an auxiliary radio resource (ARR) level; a determiner configured to determine a quality of service (QoS) level of a communication service provided to the cognitive radio cell; and a service provider configured to allocate a frequency resource of the PRR level when the QoS level requires a first communication service, and to allocate a frequency resource of the ARR level when the QoS level requires a second communication service lower than the first communication service. | 12-19-2013 |
20140179247 | APPARATUS AND METHOD FOR CONTROLLING TRANSMITTING POWER OF WIRELESS DEVICE - Provided is an apparatus and method for controlling a transmission output of a radio device using a television (TV) band based on a frequency band, the apparatus including a frequency band selecting unit to select frequency bands to be compared, a radio wave attenuation calculation unit to calculate a radio wave attenuation for each of the selected frequency bands, and a transmission output control unit to automatically control the transmission output of the radio device using a TV band based on a difference value among the calculated attenuation values. According to an example embodiment, it is possible to extend a service area while sufficiently protecting a service being provided in the TV band, thereby realizing an efficient use of frequency resources. | 06-26-2014 |
Jae Joon Park, Gwangju-Si KR
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20140191849 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 07-10-2014 |
20140191850 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 07-10-2014 |
Jaeoh Park, Gwangju-Si KR
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20140149600 | METHOD FOR HANDLING MULTIPLE REQUESTS BY USING DATASET TRANSFER PROTOCOL - A method for processing multiple requests using a dataset transfer protocol is disclosed. The method includes generating a dataset transfer protocol and transmitting the dataset transfer protocol to a Web Application Server (WAS) by a client. The dataset transfer protocol includes at least one contract dataset including information about a sequence number of a contract generated according to a processing request and information about a requested task, at least one reference dataset referred to for processing the processing request, at least one datamap dataset including type information indicating a type of the reference dataset referred to in relation to the contract and mapping information about the reference dataset, and at least one header including information about a name of the contract dataset and information about a name of the mapping information dataset. | 05-29-2014 |
Je Man Park, Gwangju-Si KR
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20150309788 | FUNCTION MODULE MODULARIZING METHOD IN DATA DISTRIBUTION SERVICE AND MODULARIZING APPARATUS THEREOF - Disclosed is a modularizing apparatus modularizing a function module in DDS middleware, including: a DCPS module providing an interface with an application program; and a library module initializing and creating the function module, classifying the created function module for each function and storing the classified function module, and providing a function module corresponding to a request by the DCPS module to the DCPS module. | 10-29-2015 |
20150373095 | METHOD AND APPARATUS FOR DETERMINING SERVICE QUALITY PROFILE ON DATA DISTRIBUTION SERVICE - Provided herein a method and apparatus for determining a QoS (quality of service) profile in the data distribution service, the method including determining network environment information; and determining the QoSProfile based on the network environment information, wherein the QoSProfile includes a QoSFunction, QoSMatching, QoSStatement, QoSConstraint, and QoSCharacteristic. | 12-24-2015 |
Jonggu Park, Gwangju-Si KR
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20110048928 | METHODS TO FABRICATE NON-METAL FILMS ON SEMICONDUCTOR SUBSTRATES USING PHYSICAL VAPOR DEPOSITION - Embodiments of the invention relate generally to semiconductor device fabrication and processes, and more particularly, to methods for implementing arrangements of magnetic field generators configured to facilitate physical vapor deposition (“PVD”) and/or for controlling impedance matching associated with a non-metal-based plasma used to modify a non-metal film, such as a chalcogenide-based film. | 03-03-2011 |
20150372231 | METHODS TO FABRICATE NON-METAL FILMS ON SEMICONDUCTOR SUBSTRATES USING PHYSICAL VAPOR DEPOSITION - Embodiments of the invention relate generally to semiconductor device fabrication and processes, and more particularly, to methods for implementing arrangements of magnetic field generators configured to facilitate physical vapor deposition (“PVD”) and/or for controlling impedance matching associated with a non-metal-based plasma used to modify a non-metal film, such as a chalcogenide-based film. | 12-24-2015 |
Jung Won Park, Gwangju-Si KR
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20110218680 | Demand response system - A demand response (DR) system includes a DR control unit to generate different DR levels having different power rates for each power unit, and transmit a current DR level, and a household appliance to receive the DR level from the DR control unit, and differentially control energy output of a product in response to the received DR level so as to reduce power consumption of the product. As a result, the DR system reduces power consumption when power rates are high so as to reduce electricity bills. | 09-08-2011 |
20150160675 | DEMAND RESPONSE SYSTEM - A demand response (DR) system includes a DR control unit to generate different DR levels having different power rates for each power unit, and transmit a current DR level, and a household appliance to receive the DR level from the DR control unit, and differentially control energy output of a product in response to the received DR level so as to reduce power consumption of the product. As a result, the DR system reduces power consumption when power rates are high so as to reduce electricity bills. | 06-11-2015 |
Min-Kyoung Park, Gwangju-Si KR
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20090124300 | Mobile terminal and method of transmitting and receiving signal thereof - Provided are a mobile terminal and a method of transmitting and receiving signals in the mobile terminal. The method selects a modulation method and an antenna mode for optimizing energy consumption when signals are transmitted and received in consideration of a network operation mode, a channel environment, Quality of Service (QoS), and the like, and transmits and receives signals using the modulation method and antenna mode. | 05-14-2009 |
Mi-Sun Park, Gwangju-Si KR
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20160040922 | Refrigerator - Disclosed herein is a refrigerator including a structure to improve sealability of a storage compartment and in turn, help to improve the preservability of food. The refrigerator may include a storage compartment including a front side provided to be opened, a storage member provided inside the storage compartment to be put into or taken out, a storage member cover coupled to the storage member to selectively open or close a storage space of the storage member, and a rail which guides movement of the storage member cover, and includes a step to control a sealing state of the storage space of the storage member according to the movement of the storage member cover. | 02-11-2016 |
No Hyeong Park, Gwangju-Si KR
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20120104129 | FOOD WASTE DISPOSAL APPARATUS - A food waste processing apparatus is disclosed. In the food waste processing apparatus according to the embodiment of the present invention, after food waste is dehydrated by a centrifugal force within the upper drum part and the lower drum part which are rotated to be discharged, it is discharged to the outside of the housing by the rotation of the lower drum part. That is, since food waste is dehydrated, discharged, and drained by one part, manufacturing costs can be reduced. Further, since food waste is broken up, dehydrated, discharged, and drained by one motor, manufacturing costs can be reduced further. Furthermore, since the lower drum part is vertically moved by a relatively simple structure of a cam, a structure of the rotary shaft, and an inertial force, manufacturing costs can be reduced still further. Food waste is dehydrated and discharged by a centrifugal force and the food waste within the housing is discharged to the outside of the housing by the discharge blade installed in the drum. That is, since food waste can be completely dehydrated, discharged, and drained, the food waste processing apparatus is very sanitary. | 05-03-2012 |
No Sun Park, Gwangju-Si KR
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20150340399 | PACKAGE OF FINGER PRINT SENSOR AND FABRICATING METHOD THEREOF - Various aspects of the present disclosure provide a semiconductor device, for example comprising a finger print sensor, and a method for manufacturing thereof. Various aspects of the present disclosure may, for example, provide an ultra-slim finger print sensor having a thickness of 500 μm or less that does not include a separate printed circuit board (PCB), and a method for manufacturing thereof. | 11-26-2015 |
Nou-Hyeong Park, Gwangju-Si KR
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20160074769 | Drum Trap Capable of Condensing/Circulating Vapor and Food Waste Treatment Apparatus Using the Same - Disclosed are a drum trap and a food waste treatment apparatus using the same. In the drum trap according to the present invention and the food waste treatment apparatus using the same, the fetid vapor generated when drying food waste in the drying unit is introduced into the drum trap, condensed, and then discharged to the drain pipe side. In addition, the fetid vapor remaining without being condensed is re-introduced into the drying unit. That is, since the fetid vapor generated when drying the food waste does not leak out to the outside, no separate filter for removing the fetid smell contained in the vapor is required. Accordingly, production costs may be reduced. | 03-17-2016 |
Sang-Min Park, Gwangju-Si KR
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20130273977 | APPARATUS AND METHOD FOR DISPLAYING AN EVENT IN A WIRELESS TERMINAL - A display apparatus for use in a wireless terminal is provided. A memory stores user interface (UI) data for cases mapped to events occurring in the wireless terminal A controller collects the events occurring in the wireless terminal. The controller selects at least one executable case for the collected events. The controller selects UI data including a character image for the at least one selected executable case from the memory and outputs the selected UI data. A display unit displays the UI data. | 10-17-2013 |
Su Hong Park, Gwangju-Si KR
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20110243695 | CARRIER TAPE FEEDER - A carrier tape feeder is provided. The carrier tape feeder includes a unit for loading a carrier tape, a picking-up unit where chips are picked up, and a driving unit. The pick-up unit includes a knife portion, a folding-guiding portion, and an inversion-guiding portion. The knife portion separates a cover tape from a base tape in a first adhesive portion. The folding-guiding portion is spaced from one lateral side of the knife portion to induce folding of the cover tape separated by the knife portion in the lengthwise direction in a state in which the cover tape is partially attached to the base tape in a second adhesive portion. The inversion-guiding portion extends in an oblique direction from the knife portion and the folding-guiding portion toward the outside of the carrier tape to induce inversion of the upper and lower surfaces of the cover tape folded in the folding-guiding portion so as to be superimposed on the base tape. The distal end of the lateral side of the folding-guiding portion opposed to the knife portion extends above the second adhesive portion. | 10-06-2011 |
Sung Cheul Park, Gwangju-Si KR
Sung Hee Park, Gwangju-Si KR
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20140306664 | CATHODE COMPOSITE MATERIAL SYNTHESIS HAVING HIGH ENERGY DENSITY FOR LITHIUM SECONDARY BATTERY FOR ELECTRIC VEHICLE AND ELECTRODE MANUFACTURING TECHNOLOGY THEREOF - The present invention relates to the manufacture of a high capacity electrode by synthesizing an excellent Li | 10-16-2014 |
Un-Hee Park, Gwangju-Si KR
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20120164941 | BEAM BANDWIDTH ALLOCATION APPARATUS AND METHOD FOR USE IN MULTI-SPOT BEAM SATELLITE SYSTEM - A beam bandwidth allocation method, which is performed by a satellite earth station in a multi-spot beam satellite system, is provided. The beam bandwidth allocation method includes collecting information on a plurality of spot beams and allocating the same power to each of the spot beams and determining bandwidth to be allocated to each of the spot beams based on the collected information. | 06-28-2012 |
Won-Joo Park, Gwangju-Si KR
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20140269757 | METHOD AND APPARATUS FOR ALLOWING PLAYBACK DEVICES TO PERFORM SYNCHRONIZED PLAYBACK OF STREAMING CONTENT - An apparatus and method for allowing a plurality of playback devices to stream content of a master device simultaneously is provided. When the master device selects one of the playback devices as a reference device and multicasts a synchronization packet to the playback devices, the playback devices determine a synchronization time by comparing their own synchronization packet reception time with a synchronization packet reception time of the reference device. When the master device streams content, into which a time stamp is inserted based on the time of the reference device, the playback devices play the content based on the determined synchronization time. Therefore, even when the playback devices have different network latencies from the master device, the playback devices may accurately perform synchronized content playback. | 09-18-2014 |
20150063092 | METHOD OF RECEIVING OR TRANSMITTING A PACKET, TERMINAL THEREOF, AND SYSTEM THEREOF - A method of receiving a packet by a receiving terminal is provided. The method includes receiving one or more packets including information about an event which belongs to a same kind of event from a transmitting terminal, and selecting at least one packet from among the received one or more packets based on time information of a certain point of time at the certain point of time. | 03-05-2015 |