Patent application number | Description | Published |
20120257562 | METHOD AND APPARATUS FOR RECEIVING DATA IN USER EQUIPMENT OF SUPPORTING MULTIMEDIA BROADCAST MULTICAST SERVICE - A method and an apparatus for receiving data in a User Equipment (UE) supporting a Multimedia Broadcast Multicast Service (MBMS) are provided. A method of receiving data by a UE which supports an MBMS includes obtaining first indication information indicating a Multicast/Broadcast over a Single Frequency Network (MBSFN) subframe reserved for an MBSFN, obtaining second indication information indicating a subframe in the MBSFN subframe, the subframe decoding a Physical Multicast CHannel (PMCH), and when although a first subframe is indicated as the MBSFN subframe, the first subframe is not indicated to decode a PMCH and is not of a subframe for a Positioning Reference Signal (PRS), receiving a Physical Downlink Control CHannel (PDCCH) of the first subframe and decoding a corresponding Physical Downlink Shared CHannel (PDSCH). | 10-11-2012 |
20120257601 | METHOD AND APPARATUS FOR MANAGING MULTIPLE TIMING ADVANCE GROUPS IN MOBILE COMMUNICATION SYSTEM SUPPORTING CARRIER AGGREGATION - A method and apparatus for managing multiple Timing Advance Groups (TAGs) operating with different timings are provided for use in a Long Term Evolution (LTE) system. The method for managing multiple TAGs at a base station of a wireless communication system supporting carrier aggregation according to an exemplary embodiment of the present invention includes categorizing a plurality of carriers into at least one TAG according to a predetermined rule, assigning a TAG index to each TAG, transmitting the TAG index to a terminal, generating a Timing Advance Command (TAC) for synchronization, and transmitting the TAC to the terminal in a random access process. The method and apparatus for managing TAGs according to exemplary embodiments of the present invention is capable of informing of the timing advance group to which each carrier belongs and managing multiple timing advance groups efficiently without signaling overhead. | 10-11-2012 |
20120258750 | METHOD AND APPARATUS FOR EFFECTIVELY CONTROLLING CELL RESELECTION PRIORITY OF USER EQUIPMENT IN CSG CELL - A method by which a User Equipment (UE) controls a cell reselection priority in a Closed Subscriber Group (CSG) cell and an apparatus thereof are provided. The method of reselecting a cell by a UE in a mobile communication system includes receiving priority information about a cell reselection priority by frequencies transmitted from the mobile communication system, performing a cell reselection process according to the received priority information, determining whether a CSG cell to which the UE is allowed to connect is reselected, and assigning a highest cell reselection priority to a frequency for the CSG cell in reselecting the CSG cell. | 10-11-2012 |
20120282965 | ACCESS CONTROL METHOD AND APPARATUS OF UE - A method for controlling delay tolerant access of a Machine-Type Communication (MTC) device based on a backoff mechanism is provided. The method includes receiving, at a terminal, a paging message including an access barring information update indicator from a base station, and receiving a System Information Block (SIB) including updated access barring information, the SIB being received regardless of modification periods. The terminal receives the SIB including the updated access barring information immediately without waiting for the arrival of next modification period, resulting in improvement of access barring efficiency. | 11-08-2012 |
20130122336 | POUCH TYPE SECONDARY BATTERY - Provided is a pouch type secondary battery. In more detail, a pouch type secondary battery includes an electrode assembly, a pouch type battery case, a sealing part, and an exhaust part, wherein the exhaust part is formed to have adhesion weaker than that of the sealing part to release the sealing of the exhaust part when the pouch type secondary battery is swollen due to high pressure generated within the secondary battery under the conditions of overheating such as overcharging, internal short, and the like, thereby discharging materials in the pouch type secondary battery to the outside so as to secure safety of the pouch type secondary battery. | 05-16-2013 |
20150351134 | METHOD AND APPARATUS FOR MANAGING MULTIPLE TIMING ADVANCE GROUPS IN MOBILE COMMUNICATION SYSTEM SUPPORTING CARRIER AGGREGATION - A method and apparatus for managing multiple Timing Advance Groups (TAGs) operating with different timings are provided for use in a Long Term Evolution (LTE) system. The method for managing multiple TAGs at a base station of a wireless communication system supporting carrier aggregation according to an exemplary embodiment of the present invention includes categorizing a plurality of carriers into at least one TAG according to a predetermined rule, assigning a TAG index to each TAG, transmitting the TAG index to a terminal, generating a Timing Advance Command (TAC) for synchronization, and transmitting the TAC to the terminal in a random access process. The method and apparatus for managing TAGs according to exemplary embodiments of the present invention is capable of informing of the timing advance group to which each carrier belongs and managing multiple timing advance groups efficiently without signaling overhead. | 12-03-2015 |
Patent application number | Description | Published |
20130044708 | METHOD AND APPARATUS FOR SUPPORTING MULTIPLE FREQUENCY BANDS EFFICIENTLY IN MOBILE COMMUNICATION SYSTEM - A method and an apparatus for transmitting a small size data packet efficiently while reducing signaling overhead in a mobile communication system are provided. The method includes determining to apply a low security transfer procedure, transmitting, to a base station, a Radio Resource Control (RRC) connection request message including a temporary Data Radio Bearer (DRB) request to which Access Stratum (AS) security is not applied, receiving an RRC connection setup message, including a temporary DRB configuration, from the base station, and transmitting an Internet Protocol (IP) packet over the temporary DRB. | 02-21-2013 |
20130053103 | METHOD AND APPARATUS FOR SUPPORTING MULTIPLE FREQUENCY BANDS IN MOBILE COMMUNICATION SYSTEM - A method and an apparatus for supporting multiple frequency bands efficiently in a mobile communication system are provided. The method includes generating first system information including a frequency band indicator indicating a frequency band supported by the base station and an additional frequency band indicator indicating at least one frequency band supported by the base station, and broadcasting the first system information. | 02-28-2013 |
20130143610 | APPARATUS AND METHOD FOR DELIVERING SHORT MESSAGE SERVICE EFFICIENTLY IN WIRELESS COMMUNICATION SYSTEM - A Short Message Service (SMS) delivery method and apparatus is provided for delivering an SMS message efficiently by selecting a network domain to attach to according to the service provided to a Mobile Station (MS) by the mobile operator network. An SMS delivery method of the present invention includes receiving, at a network node, an Attach/Routing Area Update (RAU) Request message including a parameter indicating an attach/update type and SMS-only service, and transmitting, when SMS in a Serving General Packet Radio Service (GPRS) Support Node (SGSN) is supported at the core network node, to the mobile station an Attach Accept message including a parameter indicating that SMS in SGSN is supported. The SMS delivery method of the present invention is capable of delivering SMS message efficiently in the wireless communication system. | 06-06-2013 |
20130201960 | METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING DATA ON MULTIPLE CARRIERS IN MOBILE COMMUNICATION SYSTEM - A data transmission method and an apparatus to communicate data on multiple carriers in the mobile communication system are provided. A random access method of a terminal in a mobile communication system including primary and secondary cells operating on multiple carriers according to the present invention includes communicating data after random access in the primary cell, receiving, when the random access is triggered in the secondary cell, information for use in the secondary cell random access from the primary cell, transmitting a preamble in the secondary cell based on the received information, monitoring the primary cell to receive a Random Access Response for the secondary cell, and applying, when the Random Access Response for the secondary cell is received, the information carried in the Random Access Response to the secondary cell in which the preamble has been transmitted. | 08-08-2013 |
20140038608 | METHOD AND APPARATUS FOR ADJUSTING MOBILITY PARAMETER - A mobility parameter adjustment method and apparatus for use in a wireless communication system is provided. The mobility parameter adjustment method of a base station includes receiving connection failure information from a terminal, and adjusting a mobility adjustment parameter based on the connection failure information. The mobility parameter adjustment method and apparatus of the present disclosure is capable of adjusting mobility parameter efficiently so as to improve the mobility robustness of the wireless communication system and User Equipment (UE). | 02-06-2014 |
20140211742 | METHOD AND APPARATUS FOR SUPPORTING MULTIPLE FREQUENCY BANDS IN MOBILE COMMUNICATION SYSTEM - A method and an apparatus for supporting multiple frequency bands efficiently in a mobile communication system are provided. The method includes generating first system information including a frequency band indicator indicating a frequency band supported by the base station and an additional frequency band indicator indicating at least one frequency band supported by the base station, and broadcasting the first system information. | 07-31-2014 |
20140286326 | LOCATION-SPECIFIC WLAN INFORMATION PROVISION METHOD IN CELL OF WIRELESS COMMUNICATION SYSTEM - A data communication method of a terminal of a mobile communication system is provided. The data communication method includes transmitting a first message including location-related information of the terminal to a base station, receiving a second message including a Wireless Local Area Network (WLAN) Access Point (AP) list corresponding to the location-related information of the terminal, and scanning, if the WLAN AP list includes at least one WLAN AP, for WLAN APs included in the WLAN AP list. | 09-25-2014 |
20150043505 | METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING DATA ON MULTIPLE CARRIERS IN MOBILE COMMUNICATION SYSTEM - A data transmission method and an apparatus to communicate data on multiple carriers in the mobile communication system are provided. A random access method of a terminal in a mobile communication system including primary and secondary cells operating on multiple carriers according to the present invention includes communicating data after random access in the primary cell, receiving, when the random access is triggered in the secondary cell, information for use in the secondary cell random access from the primary cell, transmitting a preamble in the secondary cell based on the received information, monitoring the primary cell to receive a Random Access Response for the secondary cell, and applying, when the Random Access Response for the secondary cell is received, the information carried in the Random Access Response to the secondary cell in which the preamble has been transmitted. | 02-12-2015 |
20150063305 | METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING DATA ON MULTIPLE CARRIERS IN MOBILE COMMUNICATION SYSTEM - A data transmission method and an apparatus to communicate data on multiple carriers in the mobile communication system are provided. A random access method of a terminal in a mobile communication system including primary and secondary cells operating on multiple carriers according to the present invention includes communicating data after random access in the primary cell, receiving, when the random access is triggered in the secondary cell, information for use in the secondary cell random access from the primary cell, transmitting a preamble in the secondary cell based on the received information, monitoring the primary cell to receive a Random Access Response for the secondary cell, and applying, when the Random Access Response for the secondary cell is received, the information carried in the Random Access Response to the secondary cell in which the preamble has been transmitted. | 03-05-2015 |
20150189657 | METHOD AND APPARATUS FOR SUPPORTING MULTIPLE FREQUENCY BANDS IN MOBILE COMMUNICATION SYSTEM - A method and an apparatus for supporting multiple frequency bands efficiently in a mobile communication system are provided. The method includes generating first system information including a frequency band indicator indicating a frequency band supported by the base station and an additional frequency band indicator indicating at least one frequency band supported by the base station, and broadcasting the first system information. | 07-02-2015 |
20150327107 | METHOD FOR ACTIVATING PSCELL AND SCELL IN MOBILE COMMUNICATION SYSTEM SUPPORTING DUAL CONNECTIVITY - The present disclosure relates to communication methods and systems for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system utilizing technology for Internet of Things (IoT). The present disclosure is applicable to intelligent services utilizing 5G communication technology and IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A Secondary Cell (SCell) method and apparatus for activating an SCell are provided for use in a mobile communication system supporting dual connectivity. The method includes receiving a control message instructing activation of at least one SCell, determining whether the SCell is a primary SCell (pSCell) based on the control message, monitoring, when the SCell is the pSCell, a Physical Downlink Control Channel (PDCCH) of the pSCell, and reporting, after starting PDCCH monitoring, Channel Status Information (CSI) for the SCell. | 11-12-2015 |
20150327269 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING UE CAPABILITY INFORMATION IN MOBILE COMMUNICATION SYSTEM - In order to transmit capability information of a user equipment (UE) to an evolved Node B (eNB), the UE may generate a UE CAPABILITY INFORMATION message including the capability information of the UE, and transmit the generated UE CAPABILITY INFORMATION message to the eNB. Here, the capability information of the UE may include at least one band combination supported by the UE and whether Time Division Duplexing-Frequency Division Duplexing Carrier Aggregation (TDD-FDD CA) for the band combination is supported. | 11-12-2015 |
20150334769 | APPARATUS AND METHOD OF TRANSMITTING/RECEIVING SIGNALS IN MOBILE COMMUNICATION SYSTEM SUPPORTING CARRIES - The disclosure relates to methods and systems for converging a 5th-Generation (5G) communication system with technology for Internet of Things (IoT). The disclosure is applicable to intelligent services based on 5G communication and IoT-related technologies. A method for configuring a connection by a terminal is provided, which includes receiving a radio resource control (RRC) message from a base station, determining whether semi-persistent scheduling (SPS) and transmission time interval (TTI) bundling are configured based on the RRC message, determining whether dual connectivity is configured, if the SPS and the TTI bundling are configured, determining whether the TTI bundling is configured for master cell group (MCG) and the SPS is configured for secondary cell group (SCG), if the dual connectivity is configured, and configuring an RRC connection based on the RRC message, if the TTI bundling is configured for the MCG and the SPS is configured for the SCG. | 11-19-2015 |
20150341815 | METHOD AND APPARATUS FOR CONTROLLING MEASUREMENT GAPS OF SERVING CELLS IN MOBILE COMMUNICATION SYSTEM - One embodiment of the present invention relates to a measuring method of terminal and a measurement information configuration method of a base station in a mobile communication system, and provides a measuring method and a measuring apparatus of a terminal and a configuration method and a configuration apparatus of a base station for configuring information in the terminal, the measurement method comprising the steps of: transmitting, to the base station, the terminal equipment information message including information for configuring measurement gaps with respect to a plurality of frequency bands; receiving from the base station, the measurement gap configuration information set on the basis of the information included in the terminal information message; and measuring according to the measurement gap configuration information. | 11-26-2015 |
20150350975 | METHOD AND APPARATUS FOR ADJUSTING MOBILITY PARAMETER - A mobility parameter adjustment method and apparatus for use in a wireless communication system is provided. The mobility parameter adjustment method of a base station includes receiving connection failure information from a terminal, and adjusting a mobility adjustment parameter based on the connection failure information. The mobility parameter adjustment method and apparatus of the present disclosure is capable of adjusting mobility parameter efficiently so as to improve the mobility robustness of the wireless communication system and User Equipment (UE). | 12-03-2015 |
20150351024 | METHOD AND APPARATUS FOR SELECTING NETWORK AND DISTRIBUTING TRAFFIC IN HETEROGENEOUS COMMUNICATION ENVIRONMENT - According to an embodiment, a method for selecting an access network at user equipment in a mobile communication system includes step of receiving, from a base station, first setting information, and step of selecting the access network based on second setting information if the second setting information is received from the base station, or selecting the access network based on the first setting information if no second setting information is received. Using the proposed method, the user equipment can reduce user's inconvenience and save battery by blocking unnecessary offloading and wireless LAN scanning, and also can improve the quality of use and immediately respond to a cell change by preventing a ping-pong phenomenon. | 12-03-2015 |
Patent application number | Description | Published |
20140301210 | METHOD AND APPARATUS FOR LOGGING AND REPORTING MBMS-RELATED MEASUREMENT INFORMATION IN WIRELESS COMMUNICATION SYSTEM - A method and an apparatus for logging and reporting MBMS-related measurement information by a terminal in a wireless communication system is provided. The method includes receiving, from a base station, configuration information for configuring the terminal to receive an MBMS; and logging, if the terminal receives the MBMS, information of the MBMS based on the received configuration information. | 10-09-2014 |
20150223090 | MEASUREMENT IN MBMS - Drive testing for network optimization has been supplemented by the use of information measuring radio conditions collected by mobile terminals (i.e. UEs). To improve the user experience of multicast and broadcast services based on cellular telecommunications networks, such as MBMS and eMBMS, a mechanism is described that adapts UE-based reporting of measurement reports to multicast and broadcast services. | 08-06-2015 |
20150271713 | CELL MEASUREMENT AND SPECIAL FUNCTION SMALL CELL SELECTION METHOD AND APPARATUS FOR USE IN A MOBILE COMMUNICATION SYSTEM - Disclosed is a method by a base station in a wireless communication system. The method includes receiving cell measurement information related to the serving and neighboring cells from at least one terminal served by the base station, receiving status information including load information on serving cells of the small cell base station from the small cell base station, determining a secondary cell group (SCG) of the serving cells of the small cell base station that are capable of serving the terminal based on the cell measurement information and the status information and transmitting information on the SCG to the small cell base station. | 09-24-2015 |
20150327170 | METHOD AND DEVICE FOR POWER SAVING MODE CONTROL IN MOBILE COMMUNICATION SYSTEM - The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. | 11-12-2015 |
Patent application number | Description | Published |
20140369114 | PHASE-CHANGE MEMORY CELLS - Improved phase-change memory cells are provided for storing information in a plurality of programmable cell states. A phase-change material is located between first and second electrodes for applying a read voltage to the phase-change material to read the programmed cell state. An electrically-conductive component extends from one electrode to the other in contact with the phase-change material. The resistance presented by this component to a cell current produced by the read voltage is less than that of the amorphous phase and greater than that of the crystalline phase of the phase-change material in any of the cell states. | 12-18-2014 |
20140374687 | RESISTIVE MEMORY WITH A STABILIZER - A resistive memory device and a method for fabricating the resistive memory device. The memory device includes a first electrode and a resistive memory element in electrical contact. The memory device also includes a non-programmable stabilizer element in electrical and thermal contact with the resistive memory element. The stabilizer element has at least one physical dimension based on a physical characteristic of the resistive memory element such that the maximum resistance of the stabilizer element is substantially less than the maximum resistance of the resistive memory element. | 12-25-2014 |
20140377929 | RESISTIVE MEMORY WITH A STABILIZER - A resistive memory device and a method for fabricating the resistive memory device. The memory device includes a first electrode and a resistive memory element in electrical contact. The memory device also includes a non-programmable stabilizer element in electrical and thermal contact with the resistive memory element. The stabilizer element has at least one physical dimension based on a physical characteristic of the resistive memory element such that the maximum resistance of the stabilizer element is substantially less than the maximum resistance of the resistive memory element. | 12-25-2014 |
20150243884 | METAL NITRIDE KEYHOLE OR SPACER PHASE CHANGE MEMORY CELL STRUCTURES - Non-volatile memory cell having small programming power and a reduced resistance drift are provided. In one embodiment of the present application, a non-volatile memory cell is provided that includes a layer of dielectric material that has a via opening that exposes a surface of a bottom electrode. A metal nitride spacer is located along a bottom portion of each sidewall surface of the layer of dielectric material and in the via opening. A phase change material structure is present in the via opening and contacting a top portion of each sidewall surface of the layer of dielectric material and a topmost surface of each metal nitride spacer. A top electrode is located on a topmost surface of the phase change material structure. | 08-27-2015 |
20150255150 | MEMORY DEVICE WITH MEMORY BUFFER FOR PREMATURE READ PROTECTION - Devices and methods for accurate reading of data in memory technology prone to drifting memory characteristics. An example device includes a memory array for storing data, and a memory buffer for storing a subset of the data in the memory array. A memory controller is configured to read data from the memory buffer if the data was written to the memory array before a predetermined duration of time, and to read the data from the memory array if the data is at least one of not valid or not available at the memory buffer. | 09-10-2015 |
20150348844 | SYMMETRICAL BIPOLAR JUNCTION TRANSISTOR ARRAY - A method of manufacturing a bipolar junction transistor (BJT) array may include forming a substrate of doped silicon and forming a plurality of BJTs on the substrate. Each of the BJTs may have a first region and a second region sandwiching a base region vertically. The first region may be in contact with the substrate, where the BJTs are formed in a first row and a second row. The first row and the second row may each have BJTs separated from one another by a word line distance and the first row and second row may be separated by a bit line distance. A plurality of word line contacts may be formed laterally enclosing and electrically connected to each base region of the BJTs. The word line contacts may have a lateral thickness more than one half the word line distance and less than one half the bit line distance. | 12-03-2015 |