Patent application number | Description | Published |
20130089337 | BIDIRECTIONAL OPTICAL TRANSCEIVER MODULE - Disclosed is a bidirectional optical transceiver module having an efficient optical coupling structure. The bidirectional optical transceiver module according to an exemplary embodiment of the present disclosure includes a first structure which has a hexahedron shape, has four side surfaces of which two side surfaces are formed to be inclined at a predetermined angle with respect to a bottom surface, and is transparent to both a transmitted light component and a received light component; and at least one second structure which has a planar shape, is inserted in the first structure so as to form a right angle with the bottom surface of the first structure and be tilted by a predetermined angle from a direction of the transmitted light component or the received light component, and is transparent to one of the transmitted light component and the received light component and reflective of the other one. | 04-11-2013 |
20130094428 | SYSTEM FOR TRANSMITTING CONTROL SIGNALS USING AN UPLINK - The present invention relates to a system for providing multimedia service, comprising a network device which provides multimedia services using a wireless network, and a terminal which receives the multimedia services from the network device. The network device may receive feedback on the multimedia service receiving state from the terminal that receives the multimedia services, and control the multimedia services based on the received feedback. | 04-18-2013 |
20130094518 | METHOD FOR CONFIGURING AND TRANSMITTING MMT PAYLOAD - A method for configuring and transmitting an MMT payload in a system are provided.. The method for configuring an MMT (MPEG Media Transport) payload format comprises configuring the MMT payload format such that essential information contained in each MMT payload format is included in a D-layer header, configuring the MMT payload format such that an MMT transmission packet includes one MMT payload format unit and configuring the MMT payload format such that packet streams are multiplexed in units of packets on a single port. | 04-18-2013 |
20130101216 | METHOD AND DEVICE FOR IMAGE PROCESSING BY IMAGE DIVISION - Disclosed are a method and a device for processing an image by using image division capable of simultaneously minimizing deterioration of an image quality due to an error in a transmission line and further improving compression efficiency in performing compression and restoration of an image signal by using multiple processors. The method of processing an image by using image division according to an exemplary embodiment of the present disclosure includes dividing an image frame into multiple subblocks having a predetermined pixel size; constituting multiple macroblocks by sampling respective pixels positioned at an identical position within a predetermined number of subblocks; and constituting multiple slices by dividing the multiple macroblocks based on the positions of the sampled pixels within the subblock. | 04-25-2013 |
20130124708 | METHOD AND SYSTEM FOR ADAPTIVE COMPOSITE SERVICE PATH MANAGEMENT - A system for adaptive composite service path management includes a service path control function module configured to search for and select component services according to a template of a composite service and generate a service chain and a service path on the basis of collected contexts from user, service and network. A service binding module is configured to call the component services according to the service path and execute the template of the composite service. | 05-16-2013 |
20130127295 | PIEZOELECTRIC MICRO POWER GENERATOR AND FABRICATION METHOD THEREOF - Disclosed are a piezoelectric micro power generator which converts mechanical energy to electric energy to produce electric power and a fabrication method thereof. The piezoelectric micro power generator according to an exemplary embodiment of the present disclosure includes a piezoelectric structure having a silicon base, a lower electrode formed on the silicon base, a piezoelectric film formed on the lower electrode and configured to generate electric energy in response to a change of mechanical strain, an upper electrode formed on the piezoelectric film and a proof mass coupled to a portion of a bottom surface of the silicon base and configured to control response characteristics to vibration frequency, and a frame having an opened cavity of a predetermined size and coupled to a portion of the bottom surface of the silicon base such that the proof mass is located within the cavity so as to suspend the piezoelectric structure. | 05-23-2013 |
20130127663 | APPARATUS AND METHOD FOR GENERATING SATELLITE NAVIGATION SIGNAL BASED ON SOFTWARE - Provided is an apparatus and method for generating a satellite navigation signal, the method including: extracting, navigation data that is a parameter required to generate a navigation message; verifying visible satellites at a current position of a receiver based on a position of the receiver and positions of satellites calculated based on navigation data; calculating a pseudo distance from each visible satellite and a Doppler of each visible satellite; calculating, as a Doppler period, a duration of time corresponding to a Doppler displacement capable of being processed at the receiver; generating a navigation message frame to generate a satellite navigation signal, based on navigation data and a TOW; and generating a satellite navigation signal of a digitized IF for each visible satellite based on the navigation message frame, the pseudo distance for each visible satellite, and the Doppler for each visible satellite during the Doppler period. | 05-23-2013 |
20130128720 | METHOD AND APPARATUS FOR PROTECTION SWITCHING IN POINT-TO-MULTIPOINT NETWORK - A method of performing protection switching in a network including a first node and a plurality of second nodes that are connected to the first node is provided. The first node counts the number of obstacles that have occurred in a plurality of paths that are connected between the plurality of second nodes, and if the counted number is smaller than a predetermined threshold value, the first node performs protection switching per leaf. Alternatively, if the counted number is equal to or larger than a predetermined threshold value, the first node performs protection switching per tree. | 05-23-2013 |
20130128954 | ENCODING METHOD AND APPARATUS - The encoding method includes: an information collecting step of collecting at least any one of coding information of a reference unit, which includes at least one of a first reference unit adjacent to a current coding unit or a current prediction unit, a second reference unit present at a position corresponding to the current coding unit or the current prediction unit in a reference image, and a third reference unit adjacent to the second reference unit, or coding information of a higher unit, which includes the current coding unit or the current prediction unit and has a size greater than that of the current prediction unit; and predictive coding performing step of performing predictive coding by determining whether to omit a predictive coding process with respect to the current coding unit or the current prediction unit by using the collected coding information. | 05-23-2013 |
20130132100 | APPARATUS AND METHOD FOR CODEC SIGNAL IN A COMMUNICATION SYSTEM - The present invention relates to a codec apparatus and method for coding/decoding speech and audio signals in a communication system. In accordance with the present invention, a speech and audio signal in a time domain is transformed into a speech and audio signal in a frequency domain and calculating frequency coefficients of the speech and audio signal, the frequency coefficients are split by a plurality of sub-bands and the sub-band coefficients of the respective sub-bands are calculated from the frequency coefficients, and the sub-band coefficients are quantized depending on a characteristic of the plurality of sub-bands and sub-band quantization indices are calculated by quantizing the sub-band coefficients. | 05-23-2013 |
20130144885 | FILE SEARCH APPARATUS AND METHOD USING ATTRIBUTE INFORMATION - A file search apparatus using attribute information, includes an attribute extraction unit configured to extract attribute information by analyzing a file; and a distributed index generation unit configured to generate an attribute-based index database on the basis of the attribute information of the file. Further, the file search apparatus includes a storage unit configured to store the attribute-based index database; and a file search unit configured to search, when a query is input, an index database corresponding to the query in the storage unit to generate a search result. | 06-06-2013 |
20130152179 | SYSTEM AND METHOD FOR USER AUTHENTICATION USING ONE-TIME IDENTIFICATION - A system for user authentication using OTIDs (one-time identifications), includes a client terminal configured to generate n number of OTIDs which is used in the user authentication, and sequentially select one of the generated n number of OTIDs to use the selected OTID as a user identification in each authentification session. Further, the system includes an authentication server configured to receive the generated n number of OTIDs from the client terminal to store same, when the one OTID selected from the n number of OTID and a secret key are transmitted, inquire the OTID in a DB (database), and determine whether a secret key which is associated with the inquired OTID and stored in the DB and the received secret key is matched to performing the user authentication. | 06-13-2013 |
20130153113 | CHEMICAL SENSOR USING METAL NANO-PARTICLES AND METHOD FOR MANUFACTURING CHEMICAL SENSOR USING METAL NANO-PARTICLES - A chemical sensor using metal nano-particles and a method for manufacturing a chemical sensor using metal nano-particles are provided. The chemical sensor includes: metal nano-particles; single-ligand organic molecules (or a single molecule) that binds to the metal nano-particles by using a metal bonding functional group; a substrate bonding functional group formed at the metal nano-particles and the single-ligand organic molecules as bound to each other; a substrate; electrodes formed on the substrate and having an interdigitate (IDT) structure; and a substrate functional group formed on the substrate and positioned between the electrodes, wherein the substrate bonding functional group and the substrate functional group are covalently bonded. | 06-20-2013 |
20130156192 | MOBILE COMMUNICATION TERMINAL AND METHOD - A mobile communication terminal used in wideband code division multiple access (WCDMA) 3G mobile communication includes: a communication terminal unit configured to receive a short text message from a user and transmit encrypted data generated by encrypting the short text message; and a secure-universal subscriber identity module (S-USIM) unit configured to generate a session key for encrypting the short text message, when receiving a request to encrypt the short text message from a communication terminal unit. | 06-20-2013 |
20130158632 | METHODS OF MANUFACTURING TARGET FOR GENERATING CHARGED PARTICLES, TARGET STRUCTURES, AND TREATMENT APPARATUSES INCLUDING THE TARGET STRUCTURES - Provided are a method of manufacturing a target for generating charged particles, a target structure, and a treatment apparatus including the target structure. The method includes forming a source layer on a substrate, forming balls on the source layer, forming a metal thin layer on the source layer exposed between the balls, and removing the balls to form holes in the metal thin layer so as to expose the source layer. | 06-20-2013 |
20130158885 | GENOME SEQUENCE MAPPING DEVICE AND GENOME SEQUENCE MAPPING METHOD THEREOF - Provided are a genome sequence mapping device and a genome sequence mapping method. The genome sequence mapping device may include a controller and a genome sequence analyzer configured to map target sequence data to reference sequence data. The genome sequence analyzer transforms the reference sequence data and the target sequence data into frequency domains to determine a position of the target sequence data to be mapped among the reference sequence data. The genome sequence mapping device calculates a correlation between reference sequence data and target sequence data in a frequency domain to immediately determine whether the reference sequence data and the target sequence data match each other. | 06-20-2013 |
20130160806 | THERMOELECTRIC DEVICE AND FABRICATING METHOD THEREOF - Disclosed are a thermoelectric device and a fabricating method thereof. The thermoelectric device includes: a substrate; a heat absorbing part, a leg, and a heat radiating part formed on the substrate; and a heat radiating material formed between the substrate and the heat radiating part to radiate heat transferred from the heat radiating part. | 06-27-2013 |
20130162474 | SIGNAL TRANSMITTING/RECEIVING APPARATUS AND METHOD FOR CONTROLLING POLARIZATION - Disclosed are signal transmitting apparatus and method capable of generating polarizations that can be controlled in real time by allocating weights to signals. A signal transmitting method for generating variable polarizations having any vector through a plurality of radiating elements vertical to each other includes: receiving an input signal and separating the input signal into a plurality of separated signals according to the number of radiating elements; and allocating weights for controlling vectors of the variable polarizations to each of the plurality of separated signals, wherein the vectors of the variable polarizations are represented by a vector sum of the plurality of separated signals allocated with weights. | 06-27-2013 |
20130170836 | OPTICAL TRANSCEIVER AND WAVELENGTH INITIALIZATION METHOD USING OPTICAL TRANSCEIVER - An optical transceiver, and a wavelength initialization method using the optical transceiver are provided. The optical transceiver may include an optical transmitter to transmit an upstream signal using a first waveguide Bragg grating (WBG), an optical receiver to receive a downstream signal using a second WBG, and a control unit to control the second WBG to initialize a wavelength, so that the optical receiver receives a maximum optical power. | 07-04-2013 |
20130176151 | SERIALIZER - A serializer includes a clock generator configured to receive N reference clock signals (φ_) (where N is a natural number) having different phases, and generate first clock signals (φ_) and second clock signals (φd_); a logic circuit configured to generate output signals (φo_) of N parallel data pieces using the first clock signals and the second clock signals; and a drive circuit configured to serialize data corresponding to N output signals received from the logic circuit, and output the serialized data. | 07-11-2013 |
20130181194 | ORGANIC LIGHT EMITTING DEVICE - Provided is an organic light emitting device. The organic light emitting device comprising a first light emitting part on a substrate, emitting a first light of a first wavelength, wherein the first light emitting part includes a transparent first electrode, a first organic light emitting layer, and a transparent second electrode sequentially stacked on the substrate, a second light emitting part on the first light emitting part, emitting a second light of a second wavelength, wherein the second light emitting part includes a transparent third electrode, a second organic light emitting layer, and a reflective fourth electrode sequentially stacked on the first light emitting part, and a fluorescent material disposed at least one between the substrate and the first light emitting part, and between the first light emitting part and second light emitting part. | 07-18-2013 |
20130181195 | ORGANIC LIGHT EMITTING DEVICE - Provided is an organic light emitting device. The organic light emitting device includes: a first electrode on a substrate, a second electrode on the first electrode, an organic light emitting layer between the first electrode and the second electrode, an embossing layer between the first electrode and the substrate and a planarization layer between the first electrode and the embossing layer. | 07-18-2013 |
20130194237 | PRESSURE SENSOR AND APPARATUS FOR SENSING PRESSURE AND TOUCH SCREEN INCLUDING THE SAME - Disclosed is a film or a panel that may measure pressure while interacting with an electronic device. A pressure sensor according to the present invention includes: a light source unit to generate light; an optical waveguide to transfer, to a light receiving unit, the light that is generated by the light source unit; and the light receiving unit to receive the light that is transferred through the optical waveguide. The optical waveguide includes a pressure sensing unit to adjust the quantity of light that is transferred through the optical waveguide based on a pressure. The light receiving unit senses the pressure based on the change in the quantity of light that is generated by the light source unit and is transferred through the optical waveguide. | 08-01-2013 |