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| 20130178680 | CATALYST FOR OXIDATIVE COUPLING OF METHANE, METHOD FOR PREPARING THE SAME, AND METHOD FOR OXIDATIVE COUPLING REACTION OF METHANE USING THE SAME - The present disclosure relates to a catalyst for oxidative coupling of methane, specifically, it relates to a catalyst for oxidative coupling of methane comprising: a magnesium titanium oxide support comprising a mixed oxide of magnesium and titanium; and sodium tungstate and manganese oxide supported on the support, a method for preparing the same, and a method for oxidative coupling of methane. The catalyst for oxidative coupling according to the present disclosure, wherein a mixed oxide of magnesium and titanium is used as the support of the catalyst, is capable of providing significantly improved catalytic activity and C | 07-11-2013 |
| 20130296596 | PREPARATION METHOD OF HYDROPHOBIC MONOLITH TYPE SILICA AEROGEL - Provided is a method for preparing hydrophobic monolithic silica aerogel, comprising dipping monolithic wet silica gel obtained by using an alkoxide precursor into an alkylsilane solution as a dipping solution to perform hydrophobitization of the surface and inner part of the monolithic wet silica gel by a dipping process. The method is economical by virtue of the use of a small amount of alkylsilane compound and imparts hydrophobic property to monolithic silica aerogel simply in a cost efficient and time efficient manner. In addition, the method reduces shrinkage of hydrophobic monolithic silica aerogel, enables production of hydrophobic monolithic silica aerogel in a translucent form, and allows the hydrophobic monolithic silica aerogel to maintain low heat conductivity similar to the heat conductivity of hydrophilic silica aerogel. The hydrophobic monolithic silica aerogel may be used directly as a heat insulating panel by virtue of excellent hydrophobic property and heat insulating property. | 11-07-2013 |
| 20140135210 | Cu/Zn/Al CATALYST AND METHOD FOR PREPARING THE SAME - The present disclosure relates to a Cu/Zn/Al catalyst and a method for preparing same. More particularly, the present disclosure relates to a Cu/Zn/Al catalyst including copper particles having high surface area and thus having excellent activity, which is prepared by: preparing a metal precursor solution by dissolving a copper precursor, a zinc precursor and an aluminum precursor in an organic solvent; mixing an aqueous basic solution with the metal precursor solution and precipitating metal particles; and preparing a Cu/Zn/Al catalyst by collecting and sintering the precipitated metal particles, and a method for preparing same. | 05-15-2014 |
| 20140179966 | METHOD OF MANUFACTURING HIGH-CARBON NUMBER SATURATED HYDROCARBONS FROM BIOMASS-DERIVED BENZYL PHENYL ETHERS USING ACID-METAL COMPLEX CATALYST - Provided is a method for producing a high-carbon number saturated hydrocarbon compound by subjecting a mixed biomass solution containing benzyl phenyl ether (C | 06-26-2014 |
| 20150080617 | METHOD FOR PREPARING METAL FLUORIDE CATALYSTS AND DEHYDROFLUORINATION METHOD USING THE SAME - Disclosed is a method for preparing a metal fluoride catalyst as a dehydrofluorination catalyst having high activity under a mild condition using a trifluoroacetic acid solution with no use of HF gas having fluidity and corrosive property. Disclosed also is a dehydrofluorination method for preparing HFO-1225ye from HFP-236ea by using the catalyst with high efficiency. | 03-19-2015 |
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| 20090278824 | DRIVING A LIGHT SCANNER - Driving a light scanner at a resonant frequency of the light scanner using a phase delay compensated driving signal. | 11-12-2009 |
| 20100127281 | BACKLIGHT UNIT EQUIPPED WITH LIGHT EMITTING DIODES - Disclosed herein is a backlight unit equipped with LEDs. The backlight includes an insulating substrate, a plurality of LED packages, an upper heat dissipation plate, and a lower heat dissipation plate. The insulating substrate is provided with predetermined circuit patterns. The LED packages are mounted above the insulating substrate, and are electrically connected to the circuit patterns. The upper heat dissipation plate is formed on the insulating substrate, and is configured to come into contact with the circuit patterns and to dissipate heat. The lower heat dissipation plate is formed on the insulating substrate, and is configured to transmit heat transmitted through the upper heat dissipation plate. The upper heat dissipation plate and the lower heat dissipation plate are connected to each other by at least one through hole, and the through hole and the upper heat dissipation plate have a predetermined area ratio. | 05-27-2010 |
| 20100227423 | LED BACKLIGHT UNIT WITHOUT PRINTED CIRCUIT BOARD AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a Light Emitting Diode (LED) backlight unit without a Printed Circuit board (PCB). The LED backlight unit includes a chassis, insulating resin layer, and one or more light source modules. The insulating resin layer is formed on the chassis. The circuit patterns are formed on the insulating resin layer. The light source modules are mounted on the insulating resin layer and are electrically connected to the circuit patterns. The insulating resin layer has a thickness of 200 μm or less, and is formed by laminating solid film insulating resin on the chassis or by applying liquid insulating resin to the chassis using a molding method employing spin coating or blade coating. Furthermore, the circuit patterns are formed by filling the engraved circuit patterns of the insulating resin layer with metal material. | 09-09-2010 |
| 20110037955 | LASER PROJECTION DISPLAY AND IMAGE DISTORTION CORRECTION METHOD FOR THE SAME - A laser projection display and a method of compensating for image distortion of the same stereoscopic liquid crystal display device having a touch panel and a method for manufacturing the same are disclosed. Herein, the method includes displaying a picture including a red image, a green image, and a blue image, selecting one of the red image, the green image, and the blue image so as to perform pixel alignment of the picture, calculating pixel coordinate values x+dx and y+dy corresponding to the selected image (herein, x represents the x coordinate value prior to alignment, y represents the y coordinate value prior to alignment, dx represents a varied x coordinate value after alignment, and dy represents a varied y coordinate value after alignment), calculating distortion compensation coordinate values X′ and Y′ corresponding to the pixel coordinate values x+dx and y+dy, and mapping the distortion compensation values X′ and Y′, thereby compensating for an image distortion occurring in the selected image. | 02-17-2011 |
| 20110063505 | APPARATUS AND METHOD FOR DRIVING LIGHT SCANNER - An apparatus for driving a light scanner and method thereof are disclosed. The present invention includes an apparatus for driving a light scanner, which scans an image on a screen, the apparatus comprising the light scanner driven by a drive signal, a sensing unit sensing a driving of the light scanner, a pixel clock signal generating unit generating a pixel clock signal by detecting a 90-degree phase difference between the drive signal and a sensing signal sensed by the sensing unit, a sync signal adjusting unit adjusting vertical and horizontal sync signals of an input video according to the pixel clock signal and a driving unit driving the light scanner according to the adjusted horizontal and vertical sync signals. | 03-17-2011 |
| 20110102747 | LASER SCANNING DISPLAY AND BEAM ALIGNMENT METHOD THEREOF - A laser scanning display including a micro scanning mirror, and a beam alignment method thereof are disclosed. A scanning display includes a frame, at least one light source fixedly secured to the frame, a lens positioned in front of a light emission surface of the light source, the lens having a holder detachably mounted to an external adjusting device which is to make fine adjustment to finish beam alignment, and a fastening portion for fastening the lens having beam alignment finished thus to the frame. | 05-05-2011 |
| 20120211789 | LIGHT EMITTING DEVICE PACKAGE - There is provided a light emitting device package, including: a package body; a first lead frame coupled to the package body and including a first recess having an exposed side, the first recess having a chip mounting area formed to be downwardly recessed therein, wherein at least a part of a bottom surface of the chip mounting area is exposed to a bottom surface of the package body; a second lead frame coupled to the package body so as to have a predetermined distance from the first lead frame and including a second recess having an exposed side opposed to the exposed side of the first recess; and at least one light emitting device mounted on the chip mounting area of the first lead frame and electrically connected with the first and second lead frames. | 08-23-2012 |
| 20150176819 | METAL COPPER CLAD LAMINATE AND METHOD OF MANUFACTURING THE SAME - A metal copper clad laminate (MCCL) includes a metal base, an insulating layer and a copper foil. The metal base has at least one recess defined in one surface thereof. The insulating layer is laminated on the one surface of the metal base and has a first opening exposing the at least one recess. The copper foil is laminated on the insulating layer and has a second opening exposing the at least one recess and the first opening. | 06-25-2015 |
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| 20090222679 | METHOD FOR PROVIDING INFORMATION FOR POWER MANAGEMENT OF DEVICES ON A NETWORK - The present invention relates to a method for providing information for power management of devices connected to a network. The present method creates a PM (Power Management) server list which includes, for at least one PM server, a pair of friendly names including a friendly name allocated to the PM server, and displays, for the at least one PM server, the other friendly name of the pair of friendly names, i.e., a friendly name allocated to an AV media server or an AV device instead of one friendly name allocated to the PM server in the event that information included in the created PM server list is provided to a user. | 09-03-2009 |
| 20100093410 | PORTABLE TERMINAL - A mobile terminal including a front body, a rear body slidably coupled to the front body such that the front and rear bodies are slidable between a closed position and an opened position, at least one of the front body and rear body including a transparent portion that can be can seen through, a wireless communication unit disposed in the front body and configured to wirelessly communication with at least one other terminal, and an transparent input module disposed in the transparent portion and configured to input information into the mobile terminal. | 04-15-2010 |
| 20100245204 | CIRCULARLY POLARIZED ANTENNA FOR SATELLITE COMMUNICATION - A circularly polarized antenna includes a dielectric substrate having a first via array in the form of a cylindrical cavity, a micro-strip circular patch antenna located at the center of the cylindrical cavity and formed on the dielectric substrate to radiate a signal, and a rectangular dielectrically loaded waveguide having a second via array and serving to feed the signal to the micro-strip circular patch antenna. Accordingly, the circularly polarized antenna prevents impedance mismatch between the micro-strip antenna and the dielectrically loaded waveguide and broadens an impedance bandwidth thereof. | 09-30-2010 |
| 20120063298 | SIGNAL PROCESSING METHOD IN WIRELESS COMMUNICATION SYSTEM AND DEVICE THEREFOR - Disclosed herein is a method for processing signals by a wireless node in a wireless communication system. The method for processing the signal includes configuring a specific subframe for communicating with a network node, starting a timer if a problem of a connection with the network node is detected, and releasing the configured specific subframe if the timer expires. | 03-15-2012 |
| 20150044972 | Method for Logging Measurement Result in Wireless Communication System and Apparatus for the Same - A method for logging measurement results in a wireless communication system is provided. The method includes: receiving a logged measurement configuration from a network, the logged measurement configuration comprising information for performing logged Minimization Driving Test (MDT); measuring at least one cell based on the logged measurement configuration; determining whether the measurement result has importance for logging; if a storage space for logging is enough for additionally logging, setting an importance tag of the measurement result to a predetermined value in accordance with the determination; and logging the measurement result and the importance tag in the storage space. | 02-12-2015 |
| 20150062046 | APPARATUS AND METHOD OF SETTING GESTURE IN ELECTRONIC DEVICE - The present disclosure relates to an apparatus and a method of setting a gesture in an electronic device. The method includes: when a specific gesture is selected among a plurality of gestures, displaying a gesture setting region for receiving an input of the specific gesture; generating and storing gesture information about the specific gesture when the specific gesture is input through the gesture setting region; and setting a recognition reference of the specific gesture based on the gesture information. Further, a technology for setting a gesture in an electronic device may be variously implemented through the various example embodiments of the present disclosure. | 03-05-2015 |
| 20150067669 | METHOD FOR MANAGING APPLICATION AND ELECTRONIC DEVICE THEREOF - A method for managing an application and an electronic device are provided. In the method, application data for an external electronic device is determined. Application data for the external electronic device is transmitted to the external electronic device. Also, a method for managing an application in an electronic device can be implemented via various embodiments. | 03-05-2015 |
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| 20120172063 | METHOD AND APPARATUS OF UPLINK TRANSMISSION IN WIRELESS COMMUNICATION SYSTEM - The present invention provides a method of receiving a message by a terminal in a wireless communication system. The method includes receiving a message from a base station, and determining whether to initiate a random access procedure based on the presence of an indicator in the message, wherein the indicator is used for an uplink transmission. | 07-05-2012 |
| 20120246540 | MEMORY CONTROLLER, DEVICES INCLUDING THE SAME, AND OPERATING METHOD THEREOF - An operating method of a memory controller includes classifying a plurality of blocks in a memory cell array included in a flash memory into a first group and a second group according to the number of error bits in data programmed to each of the blocks, and creating a combinational block by combining a first block from the first group with a second block from the second group. | 09-27-2012 |
| 20120281580 | METHOD AND APPARATUS FOR NOTIFYING OF THE OCCURRENCE OF AN EVENT IN A WIRELESS COMMUNICATION SYSTEM - Disclosed is a preamble transmission method performed by a terminal in a wireless communication system. The preamble transmission method performed by a terminal in a wireless communication system includes detecting the occurrence of an event, and transmitting a preamble corresponding to the detected event to a network through a random access channel (RACH). Congestion in a wireless network can be reduced, and a procedure for notifying of the occurrence of an event can be simplified. | 11-08-2012 |
| 20120309419 | METHOD AND APPARATUS FOR UPDATING LOCATION INFORMATION FOR A TERMINAL - Discloses is a method for transmitting cell change instruction information, which is to be performed by a terminal in a wireless communication system. The method for transmitting cell change instruction information includes: selecting or reselecting a second cell from a first cell; comparing a first cell ID of the first cell with a second cell ID of the second cell, or comparing a first tracking area code (TAC) of the first cell with a second TAC of the second cell; and transmitting cell change instruction information to a network when the result of the comparison shows that the first cell ID does not match the second cell ID or the first TAC does not match the second TAC. | 12-06-2012 |
| 20130010768 | Communication Method in a Mobile Communication System Using MTC Equipment, and Device for Same - The present invention relates to a method for enabling the efficient communication of machine-type communication (MTC) equipment by selecting a connection with a base station during a first allowed time period in a mobile communication system using the MTC equipment, and to a device for same. With regard to an example of the present invention, a communication method for MTC equipment in a wireless mobile communication system may include: receiving a first message, including information regarding the first allowed time period, from a network through dedicated signaling; transmitting or receiving data to/from the network during the first allowed time period included in the first message; and receiving, from the network, a second message including information regarding a second allowed time period different from the first allowed time period. | 01-10-2013 |
| 20130012244 | METHOD AND APPARATUS FOR GROUP PAGING IN WIRELESS COMMUNICATION SYSTEM - Disclosed is a method for receiving, by a terminal, a paging message in a wireless communication system. A paging message reception method according to the present invention comprises receiving a paging message which includes task information from a base station, and performing at least one task among the initiation of a machine type communication (MTC) function, interruption of a machine type communication (MTC) function and a measurement report according to the task information included in the received paging message. | 01-10-2013 |
| 20130044590 | METHOD OF TRANSCEIVING SIGNAL IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREOF - A method of processing a signal at a network node of a wireless communication system is disclosed. The method comprises detecting a problem of a first interface; and transmitting a first message to the user equipment via a second interface for suspending data transmission through the second interface. Also, the method further comprises transmitting a second message to the user equipment via the second interface for resuming data transmission through the second interface, if a recovery of the problem of the first interface is completed. Preferably, the method further comprises transmitting a third message to the user equipment via the second interface for releasing connection between the network node and the user equipment, if a recovery of the problem of the first interface is failed. | 02-21-2013 |
| 20130077515 | METHOD FOR PERFORMING MOBILITY IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - A method for performing mobility by a user equipment (UE) in a wireless communication system is provided. The method includes: receiving Physical layer Cell Identity (PCI) split information from a network, the PCI split information indicating a predetermined set of at least one PCI reserved for a predetermined cell type; receiving system information from at least one candidate cell, the system information comprising a PCI for each cell; measuring the at least one candidate cell; determining whether to apply the PCI split information for selecting a target cell; selecting the target cell; and performing the mobility to the target cell. If it is determined that the PCI split information is applied, the step of selecting the target cell includes: excluding at least one cell has a PCI included in the predetermined set; and selecting the target cell among at least one remaining cell. | 03-28-2013 |
| 20130242830 | METHOD AND APPARATUS FOR LIMITING TRANSMISSION OF IN-DEVICE COEXISTENCE INDICATION IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of communicating in a mobile communication system is provided. A user equipment (UE) receives an configuration message including information on an in-device coexistence (IDC) indication from the base station. The UE determines whether or not to transmit an IDC indication message based on the received information on the IDC indication, and transmits the IDC indication message to the base station if it is determined to transmit the IDC indication message based on the received information on the IDC indication. | 09-19-2013 |
| 20140051429 | METHOD FOR EXECUTING MDT IN WIRELESS COMMUNICATION SYSTEM AND DEVICE FOR SUPPORTING SAME - Provided is a method for executing a minimization drive test (MDT) carried out by a terminal in a wireless communication system. The method comprises: receiving a logged measurement setting; logging an MDT measurement and a measurement result on the basis of the logged measurement setting; and reporting the whole or a part of the logged measurement result to a network. The logged measurement setting includes logging termination time information for indicating the termination time of the MDT measurement or the measurement result logging, wherein the MDT measurement and the measurement result is logged by the time indicated by the logging termination time information. | 02-20-2014 |
| 20140056168 | METHOD FOR LOGGING AND REPORTING HETEROGENEOUS NETWORK INFORMATION IN WIRELESS COMMUNICATION SYSTEM AND DEVICE FOR SUPPORTING SAME - A method for reporting, performed UE, in a wireless communication system is provided. The method includes receiving a logged measurement configuration comprising logging object heterogeneous network information, attempting to detect a radio signal transmitted by a heterogeneous network, checking a heterogeneous network type of the heterogeneous network when the radio signal is detected, determining whether or not the heterogeneous network is a logging object based on the logging object heterogeneous network information and the determined heterogeneous network type, logging information about the heterogeneous network and common logging information if the heterogeneous network is the logging object, and reporting the logged information. | 02-27-2014 |
| 20140056169 | METHOD FOR LOGGING AND REPORTING INFORMATION ON INTERFERENCE BY IDC TERMINAL IN WIRELESS COMMUNICATION SYSTEM AND DEVICE FOR SUPPORTING SAME - A method for logging and reporting IDC interference information is provided. The method includes receiving an IDC interference measurement configuration from a network, the IDC interference measurement configuration comprising information instructing that a logging of IDC interference information be started, performing first IDC interference measurement on a first subframe, logging first IDC interference information comprising a first IDC interference measurement result, performing second IDC interference measurement on a second subframe, logging second IDC interference information comprising a second IDC interference measurement result, and reporting the first IDC interference information and the second IDC interference information to the network. | 02-27-2014 |
| 20140220963 | METHOD OF REPORTING MEASUREMENT RESULT IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - A reporting method by a user equipment (UE) in a wireless communication system is provided. The method includes: measuring at least one cell; detecting whether or not interference is occurred during the measurement; and transmitting a report message to a network. When it is detected that interference occurs during the measurement, information regarding the interference generated during the measurement is included in the report message and transmitted. | 08-07-2014 |
| 20140220982 | METHOD FOR MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - A method for measurement by a user equipment (UE) in a wireless communication system is provided. The method includes: receiving cell identity split information indicating a cell identity set reserved for a predetermined cell type from a network; determining whether to apply the cell identity split information in performing measurement; and measuring at least one cell. If the UE receives a logged measurement configuration including information regarding performing of logged minimization driving test (MDT), the measurement is performed without applying the cell identity split information. The UE does not receive the logged measurement configuration, the measurement is performed by applying the cell identity split information. | 08-07-2014 |
| 20140241250 | METHOD OF SELECTIVELY REPORTING MEASUREMENT RESULT IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - A method of reporting measurement results performed by a user equipment in a wireless communication system is provided. The method includes: measuring at least one cell; checking whether interference occurs during the measurement; and transmitting a measurement report to a network. If the interference does not occurs, the method further includes logging the measurement result in the measurement report. | 08-28-2014 |
| 20140247742 | METHOD FOR OPERATION BASED ON SWITCHING DISCONTINUOUS RECEPTION STATE IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - An operation method performed by user equipment in a wireless communication system is provided. The method includes: determining whether to switch a Discontinuous Reception (DRX) state; switching to a new DRX state and operating in the new DRX state, if it is determined to switch to the DRX state; and reporting the switch to the new DRX state to a network. The new DRX state is based on a new DRX cycle comprising on-duration for which a downlink channel is monitored and off-duration for which the downlink channel is not monitored. | 09-04-2014 |
| 20140248877 | METHOD AND APPARATUS FOR AVOIDING INTERFERENCE DUE TO IN-DEVICE COEXISTENCE - A method and apparatus for avoiding interference due to in-device coexistence (IDC) are provided. A base station receives a measurement report that indicates IDC problems experienced by a wireless device. The measurement report includes information about at least one interfered frequency on which the wireless device is experiencing the IDC problems that the wireless device cannot solve by itself. The base station transmits to a target base station a handover request that includes information about the at least one interfered frequency. | 09-04-2014 |
| 20140286157 | SIGNAL PROCESSING METHOD IN WIRELESS COMMUNICATION SYSTEM AND DEVICE THEREFOR - A method for operating a relay node in a wireless communication system. The method includes communicating, by the relay node, with a base station using a specific subframe for the relay node only; detecting, by the relay node, a problem with a connection between the relay node and the base station; starting, by the relay node, a timer upon detecting the problem with the connection between the relay node and the base station; and releasing, by the relay node, a restriction of using the specific subframe for the relay node only, if the started timer expires. The problem with the connection between the relay node and the base station is associated with a radio link failure. | 09-25-2014 |
| 20140335855 | METHOD AND APPARATUS FOR TRANSMITTING RADIO LINK FAILURE INFORMATION IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of transmitting radio link failure (RLF) information in a wireless communication system is provided. A user equipment (UE) supports a first communication system and a second communication system. The method includes detecting an RLF at a first cell of the first communication system, and reporting an RLF report message to an eNodeB (eNB) serving the first cell based on whether or not the RLF is triggered by interference from the second communication system. In addition, a method and apparatus of restricting storing and/or reporting the RLF information in a wireless communication system is provided. | 11-13-2014 |
| 20140370914 | METHOD FOR REPORTING IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR - Provided is a method for reporting by a terminal in a wireless communication system. The method comprises: acquiring measurement results; starting to acquire location information related to the measurement results; determining whether measurement results satisfy reporting conditions; starting a delay timer; and if the location information is acquired before the delay timer expires, transmitting a reporting message comprising the measurement results and the acquired location information via a network. | 12-18-2014 |
| 20140370915 | METHOD FOR LIMITED POSITIONING-BASED REPORTING IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR - Provided is a method for reporting by a terminal in a wireless communication system. The method comprises: receiving positioning-limiting information from a network; and determining whether to allow positioning on the basis of the positioning limiting information. The method additionally comprises, if the positioning is allowed, acquiring location information by means of positioning, and reporting the location information via a network. | 12-18-2014 |
| 20150024775 | METHOD FOR REPORTING POSITIONING STATUS IN A WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR - Provided is a method for reporting positioning status by a terminal in a wireless communication system. The method comprises: confirming a positioning status related to whether location information of a terminal can be provided; and when the positioning status is confirmed, transmitting a positioning status reporting message via a network. The positioning status reporting message comprises positioning status information indicating the positioning status of the terminal. | 01-22-2015 |
| 20150024788 | METHOD FOR PROCESSING LOCATION INFORMATION IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR SUPPORTING SAME - Provided is a method for processing location information performed by a network node in a wireless communication system. The method comprises acquiring location information on a terminal, acquiring a log identifier for identifying a logged measurement relating to the location information on the terminal, determining the type of location information, and transmitting, if the location information is a first type, the location information of the first type and the log identifier to a location information calculating node. | 01-22-2015 |
| 20150071056 | SIGNAL PROCESSING METHOD IN WIRELESS COMMUNICATION SYSTEM AND DEVICE THEREFOR - A method is described for operating a device in a wireless communication system. The device communicates with a base station using a subframe for the device only; detects, by the device, a problem with a connection between the device and the base station. The device starts a timer upon detecting the problem with the connection between the device and the base station. The device releases a restriction of using the subframe for the device only, if the timer expires. The problem with the connection between the device and the base station is associated with a radio link failure. The detection of a problem with the connection between the device and the base station comprises detecting consecutive out-of-sync indications. | 03-12-2015 |
| 20150071227 | SIGNAL PROCESSING METHOD IN WIRELESS COMMUNICATION SYSTEM AND DEVICE THEREFOR - A method is described for a device to re-establish a connection with a Donor evolved Node B (DeNB). The device communicates with the DeNB via a Un interface using a subframe for the device only. The device detects a problem associated with the Un interface, and performs a radio resource control (RRC) re-establishment procedure to re-establish a RRC connection between the device and the DeNB after detecting the problem associated with the Un interface. The device starts a timer upon detecting the problem associated with the Un interface, and releases a restriction of using the subframe for the device only, if the timer expires. An occurrence of the problem associated with the Un interface is determined in response to receiving consecutive out-of-sync indications. | 03-12-2015 |
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| 20090080354 | Multimedia Broadcast Multicast Service Providing System and Method Thereof - The present invention relates to a multi-media broadcast and multicast service (MBMS) providing system and a method thereof. The MBMS providing system provides an MBMS to a terminal having an MBMS function. The MBMS providing system includes a service center and a radio access network. The service center provides MBMS data and metadata having service announcement information abut the MBMS to the terminal. The radio access network periodically transmits establishment information for receiving the metadata to the terminal, and provides the metadata and the MBMS data received from the service center to the terminal through nodes for transmitting data. The establishment information includes first establishment information having a service identifier and IP/UDP parameters for receiving the metadata, and second establishment information for establishing a radio channel. | 03-26-2009 |
| 20090279515 | Apparatus and a method for service continuity between umts network and wlan - The present invention relates to a method for guaranteeing service continuity between a 3GPP network and a non-3GPP network. According to the exemplary embodiment of the present invention, when a mobile station receiving a service from the 3GPP network moves to the non-3GPP network or it moves back to the 3GPP network from the non-3GPP network, an inter-working gateway inter-works with a SGSN or a GGSN through the 3GPP network to provide a seamless service to a mobile subscriber. | 11-12-2009 |
| 20090286527 | Apparatus and a method for service continuity between umts network and wlan network - Service continuity is provided between a 3GPP network and a non-3GPP network. When a mobile station having accepted service in the 3GPP network moves to the non-3GPP network or returns from the non-3GPP network to the 3GPP network, an interworking gateway is interworked with a GGSN through a universal tunnel using a packet data network, and accordingly a mobile subscriber may accept seamless service. | 11-19-2009 |
| 20100150082 | TERMINAL DEVICE OF CARRIER AGGREGATION BASED MOBILE COMMUNICATION SYSTEM AND BUFFER STATUS REPORTING METHOD THEREOF - Provided is a buffer status reporting method of a terminal device in a mobile communication system. The buffer status reporting method includes obtaining a radio resource allocation for a plurality of component carriers from a base station, configuring a plurality of medium access control-protocol data units (MAC-PDUs) including buffer status information corresponding to the plurality of component carriers, the plurality of MAC-PDUs including generated sequence numbers (SNs), and transmitting the plurality of MAC-PDUs to the base station through the plurality of component carriers. | 06-17-2010 |
| 20100309859 | SESSION CONTROL METHOD FOR USE IN RADIO COMMUNICATION SYSTEM - A session control method for use in a radio communication system is provided. In the session control method, a session management (SM) protocol message for the setting or the cancellation of a session is transmitted with the aid of a radio resource control (RRC) protocol message of a lower layer for the setting or the cancellation of a radio bearer. Therefore, it is possible to reduce the number of signalling messages to a radio interface and thus to minimize signalling delays. In addition, it is possible to realize a many-to-one correspondence between services and bearers and realize efficient packet services in an evolved radio communication system by separately defining service identifiers and bearer identifiers and selectively setting or cancelling a bearer according to the correspondence between services and bearers. | 12-09-2010 |
| 20110138033 | METHOD FOR PROCESSING EXCEPTIONAL CASE OF ESTABLISHING DEFAULT BEARER IN MOBILE COMMUNICATION SYSTEM AND DEVICE THEREFOR - There are provided a method for processing an exceptional case of establishing a default bearer and a device therefor in order to solve a problem in that a user equipment cannot actually receive an IP service by accessing a packet network while failing in establishing the default bearer in a mobile communication system. A method for processing an exceptional case of establishing a default bearer in a mobility management entity includes: receiving a network attachment request from a user equipment; transmitting a network attachment acceptance including an activation request of the default bearer to the user equipment in response to the network attachment request; and cancelling a network attachment procedure when a completion response to the activation request of the default bearer is not received from the user equipment within a predetermined time. | 06-09-2011 |
| 20110154146 | APPARATUS FOR PROCESSING RETRANSMISSION FAILURE IN RADIO LINK CONTROL (RLC) LAYER - Provided are a data transmission apparatus and a data reception apparatus when a retransmission of a data unit repeatedly fails in a Radio Link Control (RLC) layer. When a retransmission with respect to a particular data unit, for example, a Protocol Data Unit (PDU) continuously fails, each of a transmission entity and a reception entity may detect the retransmission failure and locally process a corresponding packet. Accordingly, the transmission entity and the reception entity may continuously transmit and receive data. | 06-23-2011 |
| 20120155404 | DATA TRANSMISSION METHOD FOR DETACHED MACHINE TYPE COMMUNICATION DEVICE AND MOBILE COMMUNICATION SYSTEM PROVIDING MACHINE TYPE COMMUNICATION SERVICE - Provided are a data transmission method for a detached machine type communication (MTC) device and a mobile communication system providing an MTC service. The method includes sensing an MTC device performing a detachment procedure from a network, when the MTC device being detached is sensed, storing, at a first gateway (GW), context information about the MTC device being detached from the network, storing, at the detached MTC device, context information that has been lastly allocated and used before the detachment, receiving, at the first GW, downlink data transmitted from an MTC server to the detached MTC device, and buffering the received data, transmitting a paging message to the detached MTC device, and performing, at the MTC device receiving the paging message, an attachment process to the network, and receiving the DL data buffered in the first GW. | 06-21-2012 |
| 20120155438 | METHOD OF REORDERING AND REASSEMBLING PACKET DATA IN RADIO LINK CONTROL LAYER - A method includes recognizing, by an RLC entity of a reception side, a transmission time interval (TTI) start time, initializing a count of the number of PDUs processed in a TTI, determining whether the reordering timer has expired, performing a procedure of reassembling RLC service data units (SDUs) and transmitting the reassembled RLC SDUs to an upper layer and updating the reordering timer when the reordering timer has expired, performing the procedure and updating the reordering timer when an RLC PDU received from a lower layer is an RLC PDU which should be received by retransmission of a transmission side before reordering timer expiration, and processing RLC SDUs received from the upper layer, wherein the procedure limits the number of RLC PDUs to be processed within a TTI using the count of the number of PDUs to be processed within the TTI. | 06-21-2012 |
| 20120163313 | CALL PROCESSING METHOD FOR USE IN MACHINE-TYPE COMMUNICATION TERMINAL - Disclosed is a call processing method for use in a machine-type communication terminal. The call processing method includes transmitting, by a terminal, a radio resource control (RRC) connection request message to a base station, receiving, by the terminal, an RRC connection setup message from the base station, receiving, by the terminal, an uplink (UL) resource allocation grant message from the base station in a state in which a service request message and a buffer status report message are not transmitted to the base station, and transmitting, by the terminal, a message for call processing corresponding to the UL resource allocation grant message. It is possible to rapidly and efficiently perform a call processing procedure and lengthen the life span of the terminal by reducing power consumption of the terminal that uses battery as an energy source. | 06-28-2012 |
| 20150119048 | METHOD AND APPARATUS FOR PERCEIVING ACCESS BETWEEN TERMINAL AND SMALL CELL - A method and apparatus for perceiving access between a terminal and a small base station is provided. A macro base station transmits a small cell addition/change request message to a small base station that a terminal enters and transmits a message for access to the terminal when receiving a response message from the small base station. Then the macro base station obtains results of access between the terminal and the small base station and determines whether the access between the terminal and the small base station is completed based on the result of access. | 04-30-2015 |
| 20150215848 | DISCOVERY METHOD AND APPARATUS IN TERMINAL-TO-TERMINAL DIRECT COMMUNICATION - A discovery method is provided by a terminal in a terminal-to-terminal direct communication terminal-to-terminal direct communication. The terminal broadcasts a sequence, and receives an echo sequence on the sequence from other terminal. The terminal scrambles discovery information with the sequence, and transmits the scrambled discovery information. | 07-30-2015 |
| 20160088673 | METHOD FOR PROCESSING EXCEPTIONAL CASE OF ESTABLISHING DEFAULT BEARER IN MOBILE COMMUNICATION SYSTEM AND DEVICE THEREFOR - There are provided a method for processing an exceptional case of establishing a default bearer and a device therefor in order to solve a problem in that a user equipment cannot actually receive an IP service by accessing a packet network while failing in establishing the default bearer in a mobile communication system. A method for processing an exceptional case of establishing a default bearer in a mobility management entity includes: receiving a network attachment request from a user equipment; transmitting a network attachment acceptance including an activation request of the default bearer to the user equipment in response to the network attachment request; and cancelling a network attachment procedure when a completion response to the activation request of the default bearer is not received from the user equipment within a predetermined time. | 03-24-2016 |
| Patent application number | Description | Published |
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| 20100213488 | LIGHT EMITTING DEVICE, LIGHT EMITTING DEVICE PACKAGE AND LIGHTING SYSTEM INCLUDING THE SAME - Provided are a light emitting device, a light emitting device package and a lighting system comprising the same. The light emitting device comprises a light emitting structure comprising a first conductive type semiconductor layer, an active layer, and a second conductive type semiconductor layer, and an anti-reflection region on a lateral surface of the light emitting structure. | 08-26-2010 |
| 20100224899 | LIGHT EMITTING DEVICE, LIGHT EMITTING DEVICE PACKAGE AND LIGHTING SYSTEM INCLUDING THE SAME - Provided are a light emitting device, a light emitting device package and a lighting system including the same. | 09-09-2010 |
| 20100302251 | STRUCTURE OF ANIMATION FONT FILE AND TEXT DISPLAYING METHOD OF HANDHELD TERMINAL - The present disclosure relates to a structure of an animation font file and a text displaying method of a handheld terminal. The structure of the animation font file and the text displaying method may realize an animation using limited hardware resources without using images or videos by sequentially displaying plural font images with respect to input text data in accordance with times set for each frame, in which the text data are input by storing font images through a basic mapping table and an extended mapping table, so as to output different font images for each frame with respect to one text data. | 12-02-2010 |
| 20110133221 | LED AND LED PACKAGE - A light emitting device (LED) and Package of the same are provided. The LED comprises a first conductivity type semiconductor layer, an active layer, a second conductivity type semiconductor layer, a first dielectric layer, and a first electrode layer. The first conductivity type semiconductor layer, the active layer, and the second conductivity type semiconductor layer are on a substrate. The first dielectric layer covers the edges of the second conductivity type semiconductor layer and the active layer. The first electrode layer covers the edge of the first conductivity type semiconductor layer. | 06-09-2011 |
| 20110164402 | BACKLIGHT UNIT AND DISPLAY DEVICE USING THE SAME - A backlight unit includes a bottom cover; a light emitting module on the bottom cover and including a substrate and a plurality of light emitting devices, each light emitting device including a light emitting structure having a first conductive semiconductor layer, an active layer and a second conductive semiconductor layer; and a light guide member on the light emitting module and including at least one insertion cavity into which at least one of the plurality of light emitting devices is inserted, wherein the at least one insertion cavity is opened only on one side. | 07-07-2011 |
| 20120086033 | LIGHT EMITTING DEVICE - A lighting emitting device includes a conductive substrate; a first conductive layer formed on the conductive substrate; a second conductive layer formed on the first conductive layer; a second semiconductor layer formed on the second conductive layer; an active layer formed on the second semiconductor layer; a first semiconductor layer being formed on the active layer and including a charge distribution layer; and an insulation layer. | 04-12-2012 |
| 20120229257 | SYSTEM AND METHOD FOR DETERMINING LOCATION - The present invention introduces a location determining system. The location determining system includes a reader array and a location determining engine server. The reader array includes three readers, where each reader includes a plurality of reader groups that receives a tag information signal transmitted from the tag, generates a PN code generated from inside, correlation and standard deviation of the correlation, and bypasses the tag information signal, in a case a ratio of correlation and standard deviation of the correlation is greater than a predetermined critical value. The location determining engine server determines a final location value relative to the tag, using the tag information signal having a time difference of tag information signals received from the three readers forming each reader group among the tag information signals bypassed by the plurality of reader groups smaller than a predetermined marginal time difference. | 09-13-2012 |
| 20130003786 | SYNCHRONIZATION ACQUISITION METHOD OF REAL TIME LOCATING SYSTEM - Provided are a method for dynamically acquiring a PN synchronization of a blink signal in a reader according to a channel state when a tag transmits a direct sequence spread spectrum (DSSS) blink signal having a predetermined period and the reader receives the blink signal in a 2.4 GHz RTLS system which complies with an ISO/IEC24730-2 standard, and a method for synchronizing a frame using a preamble. | 01-03-2013 |
| 20130187010 | TRACK CIRCUIT APPARATUS FOR TRAIN - A track circuit apparatus for a train, the track circuit apparatus includes: a ground-based transmitter that is installed corresponding to each of a plurality of block sections divided from a track circuit formed by rails, digitally modulates transmission data by a carrier frequency predetermined and common for each of the block sections, assigns different pseudo random noise (PN) codes to adjacent block sections, and modulates and transmits the data; and a ground-based receiver or an on-train receiver that demodulates received data corresponding to a block section based on the carrier frequency of one of reception signals received from the block section and the PN code assigned to the block section. | 07-25-2013 |
