Patent application number | Description | Published |
20080298322 | Data Transmission Method and Data Re-Transmission Method - A method which can reduce loss in data transmission is provided. A data block is prepared in a high-level layer and the data block is transmitted in a low-level layer. Status report information associated with reception or non-reception of the data block is received through the low-level layer. When a receiver fails to receive data transmitted from a transmitter, the transmitter can rapidly recognize the reception failure and can retransmit the data. | 12-04-2008 |
20080304410 | Method for Avoiding Collision Using Identifier in Mobile Network - A method for avoiding collision among transmissions from user equipment in a mobile network is provided. The method includes transmitting a preamble to a base station via a random access channel (RACH) and transmitting a response signal including an identifier of the user equipment to the user equipment in response to the RACH. It is possible to transmit/receive reliable data while reducing collision among transmissions from user equipment by efficiently using the identifier of the user equipment when the user equipment uses the RACH. | 12-11-2008 |
20080310396 | METHOD OF PERFORMING UPLINK SYNCHRONIZATION IN WIRELESS COMMUNICATION SYSTEM - A method of performing uplink synchronization in a wireless communication system includes transmitting a random access preamble which is randomly selected from a set of random access preambles, receiving a random access response, the random access response comprising a random access preamble identifier corresponding to the random access preamble and a time alignment value for uplink synchronization, starting a time alignment timer after applying the time alignment value, starting a contention resolution timer after receiving the random access response, wherein contention resolution is not successful when the contention resolution timer is expired, and stopping the time alignment timer when the contention resolution timer is expired. | 12-18-2008 |
20090005095 | Method for Reconfiguring Radio Link in Wireless Communication System - There is provided a method for enabling a user equipment to reconfigure a radio link in a wireless communication system. The method includes receiving a radio link reconfiguration message by a higher layer, requesting a lower layer to respond to the radio link reconfiguration message, configuring a response message for the radio link reconfiguration message, the response message decodable by the lower layer and transmitting the response message. | 01-01-2009 |
20090170426 | METHOD OF MANAGING USER EQUIPMENT CAPABILITIES - The present invention is directed to a wireless communication system. Particularly, the present invention is directed to a method of managing a user equipment (UE) capability at a Mobility Management Entity (MME) via a base station of a network in a wireless communication system, the method comprising selectively forwarding an indication of a UE capability stored in the MME to the base station or sending a request from the MME to the base station to obtain a current UE capability from the UE in accordance with whether or not a certain condition is satisfied. | 07-02-2009 |
20090175173 | METHOD OF HANDLING AN ERROR ON CS VOICE OVER HSPA - A method of processing data at a specific protocol layer in a wireless communication system is disclosed. The present invention includes the steps of receiving a first data block including sequence information from a lower layer, checking a status of a second data block contained in the first data block, the second data block being an upper layer data block having time information, and if the status of the second data block fails to correspond to a prescribed condition, discarding the first data block. | 07-09-2009 |
20090196230 | METHOD FOR CONTROLLING UPLINK LOAD IN CELL_FACH STATE - A method for a user equipment (UE) to perform uplink re-access in a wireless communication system is provided. The method includes performing an uplink access procedure to establish a data transmission channel, checking whether or not the data transmission channel has been released, and delaying uplink re-access to the data transmission channel by a wait time when the data transmission channel has been released. | 08-06-2009 |
20090201798 | METHOD FOR SIGNALING BACK-OFF INFORMATION IN RANDOM ACCESS - A method for performing random access in a wireless communication system is provided. The method includes transmitting a preamble for random access in uplink, receiving a random access response message including back-off information as a response to the preamble, and performing back-off using the back-off information when the random access has failed. | 08-13-2009 |
20090209248 | METHOD OF PERFORMING RANDOM ACCESS AFTER APPLYING BACK-OFF - A random access procedure in a radio communication system is provided. The method of performing random access in a radio communication system includes transmitting a random access preamble using a predetermined parameter value, delaying retransmission of the random access preamble if the random access fails, initializing the predetermined parameter value if a delay time is more than a specific threshold value, and retransmitting the random access preamble using the initialized parameter value. | 08-20-2009 |
20090213818 | METHOD OF PERFORMING RANDOM ACCESS PROCEDURE IN WIRELESS COMMUNICATION SYSTEM - A method and device for performing contention resolution between a mobile communication terminal and a base station. The method according to an embodiment includes initiating a random access procedure by a medium access control (MAC) layer of the mobile communication terminal, including starting a contention resolution timer; and stopping the contention resolution timer and determining that the random access procedure was successfully completed upon receipt from the base station of a physical downlink control channel (PDCCH) transmission addressed to a cell-radio network temporary identity (C-RNTI) of the mobile communication terminal and containing a UL grant. | 08-27-2009 |
20090232058 | METHOD FOR SIGNALING BACK-OFF INFORMATION IN RANDOM ACCESS - A method for performing random access in a wireless communication system is provided. The method includes transmitting a preamble for random access in uplink, receiving a random access response message including back-off information as a response to the preamble, and performing back-off using the back-off information when the random access has failed. | 09-17-2009 |
20090232107 | METHOD OF PERFORMING UPLINK SYNCHRONIZATION IN RANDOM ACCESS PROCEDURE - A method and device for performing a contention based random access procedure by a mobile communication terminal in communication with a base station. The method according to an embodiment includes transmitting a random access preamble message to the base station; receiving a random access response from the base station, the random access response including a timing advance command; determining a status of a mobile communication terminal time alignment timer; and ignoring the timing advance command if the mobile communication terminal time alignment timer is determined to be running in the determining step. | 09-17-2009 |
20090238128 | Method of data communication in a wireless communication system - A method of data communication in a wireless communication system is disclosed. A method of receiving data in a user equipment of a wireless communication system comprises receiving scheduling information from a network, the scheduling information including downlink (DL) resource assignment information and an indicator; if the scheduling information includes a first UE identity and the first indicator has a first value, utilizing the scheduling information as configuration information of a persistent scheduling to receive a downlink data packet from the network; and if the scheduling information includes the first UE identity and the first indicator has a second value, utilizing the scheduling information to receive a retransmission data packet from the network. | 09-24-2009 |
20090238129 | Mathod for configuring different data block formats for downlink and uplink - A method for establishing a radio bearer in a User Equipment (UE) in a mobile communication system is disclosed. The method includes receiving configuration information about a specific protocol layer, the configuration information indicating separate configuring of a downlink data block format and an uplink data block format for an entity of the specific protocol layer, wherein the entity of the specific protocol layer has both a transmitting side and a receiving side, and configuring the downlink data block format and the uplink data block format separately for the entity of the specific protocol layer according to the received configuration information. | 09-24-2009 |
20090238366 | Random access method for improving scrambling efficiency - A random access method for improving scrambling performance is disclosed. In particular, when a terminal performs a random access to a specific network, the present invention proposes a scheme for transmitting an uplink transmission signal corresponding to an uplink grant by scrambling the uplink transmission signal using a terminal identification information value received via a random access response message. Preferably, the terminal identification information value used for the scrambling is able to use a temporary C-RNTI received via the random access response message. | 09-24-2009 |
20090262648 | Method For Transitioning Between Multiple Reception Levels - There is provided a method for enabling a user equipment (UE) to transition between a non-discontinuous reception (Non-DRX) level and at least one discontinuous reception (DRX) level. The UE in a DRX level wakes up periodically to monitor a scheduling channel. The method includes receiving a DRX indicator in a Non-DRX level with continuously monitoring the scheduling channel and transitioning from the Non-DRX level to a DRX level indicated by the DRX indicator. The UE can transition between multiple DRX levels by an explicit command/signaling. | 10-22-2009 |
20090262681 | METHOD OF PERFORMING RANDOM ACCESS PROCEDURE IN WIRELESS COMMUNICATION SYSTEM - A method of performing a random access procedure in a wireless communication system includes transmitting a random access preamble, receiving a random access response from a network as a response to the random access preamble, transmitting a connection request message comprising information on a temporary identifier, and receiving a contention resolution message from the network. The temporary identifier is randomly generated and the contention resolution message is addressed to the temporary identifier. Contentions between user equipments can be resolved through a temporary identifier occupying less radio resources in a random access procedure. | 10-22-2009 |
20090264164 | Method For Transitioning Between Multiple Reception Levels - There is provided a method for enabling a user equipment (UE) to transition between a non-discontinuous reception (Non-DRX) level and at least one discontinuous reception (DRX) level. The UE in a DRX level wakes up periodically to monitor a scheduling channel. The method includes receiving a DRX indicator in a Non-DRX level with continuously monitoring the scheduling channel and transitioning from the Non-DRX level to a DRX level indicated by the DRX indicator. The UE can transition between multiple DRX levels by an explicit command/signaling. | 10-22-2009 |
20090274098 | DATA TRANSMISSION METHOD AND DATA RETRANSMISSION METHOD - A method which can reduce loss in data transmission is provided. A data block is prepared in a high-level layer and the data block is transmitted in a low-level layer. Status report information associated with reception or non-reception of the data block is received through the low-level layer. When a receiver fails to receive data transmitted from a transmitter, the transmitter can rapidly recognize the reception failure and can retransmit the data. | 11-05-2009 |
20090303893 | METOD OF PERFORMING STATUS REPORT IN A MOBILE COMMUNICATION SYSTEM - A method of performing reception status report in a mobile communication system is disclosed. The method of performing reception status report in a specific protocol layer of a user equipment which receives data transmitted from a base station in a mobile communication system includes performing reception status report of at least one first data block in the protocol layer in accordance with a first value of at least one parameter, the at least one first data block being transmitted from the base station, changing the first value of the at least one parameter to a second set value if a previously set event occurs or if at least one condition is satisfied and performing reception status report of at least one second data block in accordance with a second set value of the at least one parameter, the at least one second data block being transmitted from the base station. | 12-10-2009 |
20090318170 | METHOD OF TRANSMITTING AND RECEIVING PAGING MESSAGES IN WIRELSS COMMUNICATION SYSTEM - A method of transmitting and receiving paging messages in a wireless communication system is disclosed. The method of transmitting paging messages in a wireless communication system comprises transmitting paging messages to a plurality of user equipments from a network of the wireless communication system, wherein the network transmits the paging messages to different user equipments, which are in different connection states, through different channels. | 12-24-2009 |
20100002590 | METHOD OF PERFORMING RANDOM ACCESS PROCEDURE IN WIRELESS COMMUNICATION SYSTEM - A method of performing a random access procedure in a wireless communication system is provided. The method includes transmitting a random access preamble, and monitoring a downlink control channel in a transmission time interval (TTI) window for a random access response, the TTI window comprising a plurality of TTIs, wherein a TTI is an interval to search a random access-radio network temporary identity (RA-RNTI) transmitted on the downlink control channel and monitoring the downlink control channel for the random access response is stopped when the random access response including an random access preamble identifier corresponding to the transmitted random access preamble is received. | 01-07-2010 |
20100002630 | METHOD FOR PROCESSING NDI IN RANDOM ACCESS PROCEDURE AND A METHOD FOR TRANSMITTING AND RECEIVING A SIGNAL USING THE SAME - A method for processing NDI in a random access procedure and a method for transmitting and receiving a signal using the same are disclosed. The method for transmitting an uplink signal from a user equipment (UE) to a base station comprises receiving a first uplink (UL) grant signal through a message identified by a temporary cell identifier (Temporary C-RNTI) from a base station, the first uplink grant signal including a new data indicator (NDI) toggled if the base station indicates new transmission; receiving a second uplink grant signal through a downlink control channel identified by a cell identifier (C-RNTI) from the base station, the second uplink grant signal including a new data indicator (NDI) with a predetermined value; and determining uplink signal retransmission of the user equipment depending on whether the NDI of the second uplink grant signal has been toggled, wherein the UE ignores the NDI received using the temporary cell identifier. | 01-07-2010 |
20100002638 | METHOD OF TRANSMITTING AND RECEIVING DATA IN WIRELESS COMMUNICATION SYSTEM - A method of transmitting data in a wireless communication system includes allocating persistent resources, monitoring a control channel according to the persistent resources so as to find a scheduling grant, the scheduling grant comprising information on uplink radio resources and transmitting data using the uplink radio resources by overriding the persistent resources when the scheduling grant on the control channel is found. | 01-07-2010 |
20100008269 | METHOD FOR TRANSMITTING CONTROL INFORMATION IN A MOBILE COMMUNICATION SYSTEM - A method for transmitting and receiving control information between AM RLC entities in a mobile communication system is provided. Especially, when a receiving-side AM RLC entity is connected to one or more logical channels, the receiving-side AM RLC entity sends control information through a specific one of the logical channels according to the contents of the control information to allow the transmitting side to quickly perform retransmission, thereby increasing the data transmitting rate. | 01-14-2010 |
20100027488 | Method of transmitting and receiving scheduling information in a wireless communication system - A method of transmitting scheduling information in a network of a wireless communication system which uses multiple carriers includes allocating at least one sub-region to a specific user equipment among an entire control information transmission region used in one cell, the entire control information transmission region comprising at least two sub-regions, and transmitting scheduling information for data to be transmitted to the user equipment, through at least one sub-region allocated to the specific user equipment. | 02-04-2010 |
20100034153 | METHOD OF TRANSFERRING DATA IN A WIRELESS COMMUNICATION SYSTEM - A method of transferring data in a wireless communication system is disclosed. A method of transferring data in a transmitting side of a wireless communication system includes checking whether at least one priority change condition is satisfied, changing a previously set priority of a plurality of upper layer channels if the at least one priority change condition is satisfied, and allocating radio resources of a lower layer channel to data of each of the plurality of upper layer channels in accordance with the changed priority. | 02-11-2010 |
20100035581 | DATA TRANSMISSION METHOD AND USER EQUIPMENT FOR THE SAME - A mobile communication technology, and, more particularly, a method for efficiently transmitting data stored in a message | 02-11-2010 |
20100035621 | METHOD FOR TRANSMITTING/RECEIVING DATA IN A MOBILE COMMUNICATION SYSTEM - A method for transmitting/receiving data in a mobile communication system and a method for efficiently using more radio resource if allocation of the more radio resource is required in addition to a predetermined radio resource are disclosed. An example of a method for receiving data in a mobile communication system includes receiving first control information using a first identifier, receiving second control information transmitted in the same time period with the first control information using a second identifier, and receiving the data via at least one of a first radio resource indicated by the first control information and a second radio resource indicated by the second control information. | 02-11-2010 |
20100046384 | METHOD FOR TRANSMITTING RANDOM ACCESS CHANNEL MESSAGE AND RESPONSE MESSAGE, AND MOBILE COMMUNICATION TERMINAL - A method for responding to a random access channel message, a method for transmitting a random access channel message and a mobile communication terminal for supporting the same are disclosed. The method for responding to a random access channel message includes reading quality measurement information of a downlink channel from a second layer header of a random access channel (RACH) message which is transmitted from a user equipment to an uplink, controlling transmission power of a response message for the RACH message according to the quality measurement information; and transmitting the response message to the user equipment. Since transmission power can be adaptively controlled according to a channel measurement result of the user equipment, a radio resource can be efficiently used. In a method in which information indicating whether or not quality measurement information is included or whether or not upper layer information is included is notified to a base station through a header, compatibility between the existing user equipment and a radio network can be maintained. | 02-25-2010 |
20100046456 | METHOD FOR TRANSMITTING DATA OF RADIO BEARER HAVING PRIORITY IN WIRELESS COMMUNICATION SYSTEM - A method of allocating resources in a wireless communication system including configuring priorities for a plurality of logical channels according to a first criterion, wherein each of the plurality of logical channels has each priority and allocating resources to a subset of the plurality of logical channels according to a second criterion to transfer data through a transport channel, wherein the subset of the plurality of logical channels is configured with same priority. It is possible to reliably provide various services through a method of processing radio bearers having the equal priorities. | 02-25-2010 |
20100046472 | METHOD OF MANAGING DATA BLOCKS DURING HANDOVER - A method of enabling a source base station (BS) to manage an uplink data block during handover from the source BS to a target BS in a wireless communication system is provided. The method includes informing the target BS of a sequence number of a uplink data block to be received from a user equipment (UE) and receiving from the target BS the uplink data block corresponding to the sequence number. Data is properly shared by a source base station (BS) and a target BS during handover. Thus, processing capacity of the target BS can be reduced and overhead on network interface can also be reduced. | 02-25-2010 |
20100048124 | METHOD OF TRANSMITTING AND RECEIVING CONTROL INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - A method of transmitting and receiving control information for a specific service in a wireless communication system is disclosed. The method of transmitting control information for a specific service in a wireless communication system which uses multiple carriers includes transmitting notification indication information to at least one user equipment, the notification indication information including information related to a channel resource region through which control information for the specific service is transmitted, and transmitting a notification message to the at least one user equipment through the channel resource region indicated by the information related to the channel resource region, the notification including control information. | 02-25-2010 |
20100067454 | MEHTOD OF TRANSMITTING AND RECEIVING DOWNLINK DATA IN WIRELESS COMMUNICATION SYSTEM - A method of transmitting data through a downlink common transport channel in a wireless communication system is disclosed. The method comprises receiving measurement information transmitted from a user equipment at an upper network node, forwarding control information of the common transport channel, which is acquired from the measurement information, from the upper network node to a base station, and transmitting downlink data from the base station to the user equipment through the common transport channel in accordance with the control information. | 03-18-2010 |
20100067495 | METHOD OF PERFORMING RANDOM ACCESS IN A WIRELESS COMMUNCATION SYSTEM - A method of performing random access in a wireless communication system is disclosed. The method of performing random access in a user equipment of a wireless communication system which uses multiple carriers includes transmitting a preamble for random access to a network, receiving a random access response message from the network in response to the preamble, transmitting a connection setup request message to the network, the connection setup request message requesting connection establishment with the network, and receiving a first message from the network, the first message including connection setup information and contention resolution information in a random access procedure. If a user equipment identifier of the user equipment is included in the message, the user equipment determines that it has successfully performed random access and performs a next procedure in accordance with the connection setup information. If the user equipment identifier of the user equipment is not included in the message, the user equipment determines that it has failed in random access and transmits a random access preamble to the network again after the lapse of a predetermined time period. | 03-18-2010 |
20100067498 | METHOD FOR RE-DIRECTION OF UPLINK ACCESS - A method for prompt re-direction of uplink access of a specific user equipment is disclosed. For initial random access to a network, if a user equipment transmits a preamble, which includes information related to random access, to a network node, the network node sends grant/rejection information of the preamble and re-direction information as a response message to the preamble. In comparison with the related art which controls a rush of an access request of the user equipment through a second response message from the network node, since the rush of an access request is controlled by a first response message in the present invention, it is possible to promptly deal with abnormal communication status, thereby improving communication efficiency. | 03-18-2010 |
20100070816 | HARQ PROCESSING METHOD BASED ON MAXIMUM NUMBER OF TRANSMISSIONS - A method for performing a Hybrid Automatic Repeat reQuest (HARQ) operation in a User Equipment (UE) in a mobile communication system is disclosed. The method includes flushing an HARQ buffer corresponding to an HARQ process, if the number of transmissions in the HARQ process is equal to a maximum number of transmissions, receiving a downlink control channel signal including an uplink grant indicating the HARQ process from a base station, determining whether the HARQ buffer is empty, and transmitting new data via uplink resources indicated by the received uplink grant, if the HARQ buffer is empty. | 03-18-2010 |
20100074215 | Method of data communication in a wireless communication system - A method of data communication in a wireless communication system is disclosed. A method of receiving data in a user equipment of a wireless communication system comprises receiving scheduling information from a network, the scheduling information including downlink (DL) resource assignment information and an indicator; if the scheduling information includes a first UE identity and the first indicator has a first value, utilizing the scheduling information as configuration information of a persistent scheduling to receive a downlink data packet from the network; and if the scheduling information includes the first UE identity and the first indicator has a second value, utilizing the scheduling information to receive a retransmission data packet from the network. | 03-25-2010 |
20100088580 | METHOD OF TRANSMITTING AND RECEIVING DATA IN A WIRELESS COMMUNICATION SYSTEM - A method for transmitting data from a network to a user equipment in a wireless communication system is provided. The network adds an error detection code, generated using a first identifier allocated to the user equipment, to scheduling information for data to be transmitted to the user equipment and transmits the scheduling information to which the error detection code has been added to the user equipment. The network also adds an error detection code, generated using a second identifier allocated to the user equipment, to the data to be transmitted to the user equipment and transmits the data to which the error detection code has been added to the user equipment. | 04-08-2010 |
20100091723 | METHOD OF TRANSMITTING DATA BLOCK IN WIRELESS COMMUNICATION SYSTEM - A method of transmitting a data block in a wireless communication system includes generating a data block having a variable size in an upper layer, transmitting a radio resource request message to a base station according to the size of the data block in a medium access control (MAC) layer and transmitting the data block by using a radio resource allocated by using the radio resource request message. For a packet service such as VoIP in which a delay time is important, QoS can be improved by decreasing the delay time of packet transmission and by decreasing a packet discard ratio. | 04-15-2010 |
20100097936 | METHOD OF TRANSMITTING AND RECEIVING STATUS REPORT IN A MOBILE COMMUNICATION SYSTEM - A method of transmitting and receiving a status report in a mobile communication system and a transmitter for the same are disclosed. A method of transmitting a status report in a mobile communication system includes triggering transmission of one status report, constituting the status report by using at least two status data blocks, which include reception status information of a plurality of data blocks transmitted from a transmitting side and indication information indicating that the data blocks are included in the status report, and transmitting the at least two status data blocks to the transmitting side. | 04-22-2010 |
20100097987 | METHOD OF CONTROLLING DATA RETRANSMISSION IN A WIRELESS COMMUNICATION SYSTEM - A method for controlling data retransmission at a transmitting side in a wireless communication system is provided. In the method, the transmitting side transmits a new transmission packet to a receiving side. The transmitting side then transmits reason indication information, indicating a reason why the transmitting side has initiated the transmission of the new transmission packet, to the receiving side. | 04-22-2010 |
20100103814 | METHOD OF TRANSMITTING DATA IN WIRELESS COMMUNICATION SYSTEM SUPPORTING MULTIMEDIA BROADCAST/MULTICAST SERVICE - A method of transmitting data in a wireless communication system supporting a multimedia broadcast/multicast service (MBMS) includes transmitting a data block for the MBMS through a main channel, and transmitting the data block through a sub-channel if an error report for the data block is received. Waste of radio resources is minimized by the use of a main channel while improving quality of the MBMS by restoring data by the use of a sub-channel. | 04-29-2010 |
20100118798 | METHOD OF TRANSMITTING DATA IN A WIRELESS COMMUNICATION SYSTEM - A method for transmitting data in a wireless communication system is disclosed. The method for transmitting data from the user equipment (UE) of the wireless communication system to the network comprises, upon receiving uplink scheduling information from the network, periodically transmitting uplink data to the network according to a first period, and if a buffer status of the user equipment (UE) satisfies a predetermined condition, transmitting buffer status information to the network. The method further includes periodically transmitting uplink data to the network according to a second period different from the first period. | 05-13-2010 |
20100118857 | METHOD OF PERFORMING POLLING PROCEDURE IN A WIRELESS COMMUNICATION SYSTEM - A method of performing a polling procedure in a wireless communication system is disclosed. In a method of performing polling procedure in a protocol layer in a wireless communication system, wherein the protocol layer performs a data retransmission function, the method comprises triggering a polling procedure to request a receiving side to transmit a status report, and terminating the triggered polling procedure if a predetermined event occurs. | 05-13-2010 |
20100118889 | METHOD OF TRANSMITTING DATA IN A WIRELESS COMMUNICATION SYSTEM - A method of configuring a lower layer data block in a protocol layer of a transmitting side of a wireless communication system comprises receiving upper layer data from an upper layer, and configuring a second lower layer data block to include a first upper layer data block comprising at least part of the upper layer data, and a size change indictor indicating whether a size of the first upper layer data block is identical with a size of a second upper layer data block included in a first lower layer data block. | 05-13-2010 |
20100124237 | METHODS OF GENERATING DATA BLOCK IN MOBILE COMMUNICATION SYSTEM - Disclosed is a method for generating a lower layer data block to be transmitted from a specific layer in a transmitting side to a receiving side in a mobile communication system. The method includes receiving an upper layer data block from an upper layer and generating a lower layer data block including at least part of the upper layer data block and a buffer status indicator indicating a status change of a data buffer associated with a group identifier corresponding to the upper layer data block. According to this data block generation method, states of buffers carrying upper layer data blocks are transmitted to a base station using minimum radio resources, thereby increasing system efficiency. | 05-20-2010 |
20100128648 | RANDOM ACCESS METHOD FOR MULTIMEDIA BROADCAST MULTICAST SERVICE(MBMS) - A method of performing random access procedure in a wireless communication system is disclosed. The present invention includes the steps of receiving a first message transmitted to count the number of user equipments attempting to receive the broadcast/multicast service from a network, transmitting a preamble for a random access to the network, receiving a second message including a user equipment identifier for identifying the user equipment and uplink (UL) radio resource allocation information in response to the preamble from the network, transmitting a third message to the network using the uplink radio resource allocation information, and stopping the random access in case of receiving a contention resolution message from the network. | 05-27-2010 |
20100128669 | METHOD OF TRANSMITTING AND PROCESSING DATA BLOCK OF SPECIFIC PROTOCOL LAYER IN WIRELESS COMMUNICATION SYSTEM - A method of transmitting a data block at a transmitting side in a wireless communication system is disclosed. The present invention generates a data block including polling information but no upper layer data, the polling information requesting a transmission of acknowledgement information (status report) on at least one data block transmitted to a receiving side and then transmits the data block to the receiving side, thereby it is possible to raise efficiency in wireless transmission. | 05-27-2010 |
20100128742 | METHODS OF TRANSMITTING DATA BLOCKS IN WIRELESS COMMUNICATION SYSTEM - Disclosed is a method for generating a data block to be transmitted from a specific layer in a transmitting side to a receiving side in a wireless communication system. The method includes receiving an upper layer datei block from an upper layer and generating a lower layer data block including at least part of the upper layer data block and state indication information indicating a state of the upper layer data block, the state indication information being selected variably according to a logical channel through which the upper layer data block is received. This method optimizes overhead of a header of each upper layer data block according to contents of the upper layer data block and event situations associated with the upper layer data block, thereby increasing system efficiency. | 05-27-2010 |
20100130205 | Method and apparatus for RRC connection reestablishment in wireless communication system - A method of reestablishing a RRC connection by the mobile terminal in a RRC_CONNECTED state is disclosed, where the method includes selecting a target cell based on cell quality values measured by using signals from a candidate cell set, determining a cell type of the target cell, and transmitting a RRC connection reestablishment request message to the target cell, when the target cell is a first type cell providing with both a emergency service and a normal service. | 05-27-2010 |
20100135159 | METHOD OF MONITORING CONTROL CHANNEL IN WIRELESS COMMUNICATION SYSTEM - A method of monitoring a control channel in a wireless communication system includes monitoring a physical down-link control channel (PDCCH) during a monitored duration, wherein the monitored duration is a part of a discontinuous reception (DRX) period, the DRX period specifying the periodic repetition of the monitored duration followed by a non-monitored duration. By monitoring a control channel during a DRX period, battery consumption of a user equipment can be reduced and an operation time of the user equipment can be increased. | 06-03-2010 |
20100135202 | METHOD FOR QOS GUARANTEES IN A MULTILAYER STRUCTURE - A method in which a user equipment processes data in a wireless mobile communication system is provided. The method includes the steps of receiving a first data block from an upper layer, transferring a second data block including the first data block to a lower layer at a particular protocol layer, discarding the first and second data blocks present in the particular protocol layer if a certain period of time has passed, and transferring information associated with the discard of the second data block to the lower layer. | 06-03-2010 |
20100142456 | METHOD OF TRANSMITTING DATA IN WIRELESS COMMUNICATION SYSTEM - A data transmission method includes receiving information about a plurality of shared control channels, selecting at least one of the plurality of shared control channels using a User Equipment (UE) identity, receiving a message indicating the use of a shared data channel through the selected shared control channel, and receiving data through the shared data channel according to the message. When receiving a RRC message, such as a RRC connection setup message, transmitted through a shared data channel, a user equipment can decide a shared control channel to be monitored. | 06-10-2010 |
20100142457 | METHODS OF SETTING UP CHANNEL IN WIRELESS COMMUNICATION SYSTEM - A method of establishing a channel in a wireless communication system is disclosed. The method of establishing a dedicated channel of a user equipment in a wireless communication system includes, receiving channel configuration information which is required for establishing the dedicated channel from a network, transmitting a first status report to the network if at least one first condition is satisfied, and establishing the dedicated channel using the channel configuration information after transmitting the first status report. As a result, the wireless communication system can increase its scheduling efficiency using buffer status information of the UE. | 06-10-2010 |
20100188969 | SIGNAL TRANSMISSION SCHEME FOR EFFICIENT MANAGEMENT OF COMMON ENHANCED DEDICATED CHANNEL - A signal transmission scheme for efficient management of a common E-DCH is provided. In the case of a common E-DCH that a UE in an idle mode or in a CELL_FACH status uses within a limited period of time, the UE may notify a Node B of release of radio resources of the common E-DCH using scheduling information including TEBS=0 within the period of time when the UE has completed data transmission. It is possible to prevent unnecessary waste of resources and unnecessary battery consumption of the UE by taking into consideration the above circumstances when triggering new scheduling information since HARQ transmission of the scheduling information has failed. | 07-29-2010 |
20100195522 | CONTROL METHOD FOR UPLINK CONNECTING OF IDLE TERMINAL - A method for controlling an uplink connection of an idle UE in a wireless communication system is disclosed. In a method for performing a random access procedure by an idle-mode user equipment (UE) which desires to receive a specific broadcast/multicast service in a wireless communication system, the method includes, receiving a first message transmitted from a network, so as to count the number of UEs which desire to receive the broadcast/multicast service, transmitting a preamble for a random access to the network, receiving a second message including uplink (UL) radio resource allocation information from the network in response to the preamble, transmitting a third message selected according to a connection indication information contained in the first or second message to the network using the uplink (UL) radio resource allocation information, wherein the connection indication information indicates whether a connection to the network is required or not, and receiving a contention resolution message from the network. | 08-05-2010 |
20100202382 | METHODS OF TRANSMITTING AND RECEIVING DATA IN MOBILE TRANSMISSION SYSTEM - A method for transmitting and receiving data in a mobile communication system is disclosed. The data transmission method for allowing a transmission end of the mobile communication system to transmit data to at least one reception end via at least one physical channel includes, transmitting a reception indicator, which indicates whether at least one second physical channel is received, via a first physical channel, such that at least one reception end can determine whether the at least one second physical channel is received using the reception indicator, and transmitting data via a third physical channel controlled by the first physical channel. So, a sleeping time for reducing power consumption can be explicitly indicated by the above data communication method, such that power consumption required for transmitting and receiving data can be minimized. | 08-12-2010 |
20100202476 | METHOD OF TRANSMITTING DATA IN A WIRELESS COMMUNICATION SYSTEM - A method of generating a data block to be transmitted from a protocol layer to a receiving side in a wireless communication system, the protocol layer having a header compression function, comprises generating at least one of a control packet which includes control information and a compressed packet generated by header compression for an upper layer data block, and generating a first lower layer data block which includes type indication information and the control packet, if the control packet is generated, the type indication information indicating a type of control information included in the generated control packet. | 08-12-2010 |
20100227617 | METHOD FOR PERFORMING HANDOVER - A method for enabling a target base station to perform handover of a UE (user equipment) from a source base station to the target base station is provided. The method includes receiving a request for handover of the UE from the source base station, allocating a handover identifier for the UE and transmitting the handover identifier to the source base station. The handover identifier identifies the UE during handover. The UE can use the handover identifier which relatively occupies small amount of radio resources during handover or initial access process. | 09-09-2010 |
20100254340 | Method of Allocating Radio Resources in a Wireless Communication System - A method of allocating radio resources in a wireless communication system is disclosed. In one aspect of the present invention, in a wireless communication system, a user equipment requests a base station to allocate radio resources for uplink data transmission of at least one time in accordance with a first radio resource allocation request mode. The user equipment requests the base station to allocate the radio resources for uplink data transmission in accordance with a second radio resource allocation request mode if a predetermined condition is satisfied. | 10-07-2010 |
20100265873 | APPARATUS AND METHOD OF MANAGING RADIO BEARER IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of managing a radio bearer is disclosed. A relay node (RN) sets up at least one UuRB for a Uu interface between a user equipment (UE) and the RN and a UnRB for a Un interface between the RN and a base station (BS). The at least one UuRB is mapped to the UnRB according to quality of service (QoS) guaranteed by the at least one UuRB to setup a RB between the UE and the BS. | 10-21-2010 |
20100273416 | Apparatus and Method of Accessing to Network in Wireless Communication System - A method and apparatus of accessing to a network node in a wireless communication system is provided. A relay node (RN) determines whether an access to a network node is allowable. The RN attempts to access to the network node if it is determined that the access to the network node is allowable. Service delay due to access failure can be prevented. | 10-28-2010 |
20100278121 | METHOD OF SUPPORTING DATA RETRANSMISSION IN A WIRELESS COMMUNICATION SYSTEM - A method of supporting data retransmission in a wireless communication system is disclosed. A method of supporting data retransmission in a wireless communication system which uses multiple carriers includes receiving NACK from a user equipment in response to a transmitted packet, transmitting scheduling information to the user equipment, the scheduling information indicating change of radio resources previously allocated for transmission of a retransmission packet, and transmitting the retransmission packet in accordance with the scheduling information. | 11-04-2010 |
20100278143 | METHOD OF PERFORMING HANDOVER AND CONTROLLING THEREOF IN A MOBILE COMMUNICATION SYSTEM - Disclosed is method of controlling handover of a user equipment in a first base station connected with the user equipment (UE) in a mobile communication system. The first base station transmits state information to a second base station after determining handover to the second base station, wherein the state information includes at least one of information related to a connection setup state between the user equipment (UE) and the first base station and information related to a data transmission and reception state. The first base station transmits action information to the user equipment (UE), the action information being related to action to be performed by the user equipment (UE) after the user equipment (UE) performs handover. The information related to the connection setup state includes information as to whether the user equipment (UE) is in an uplink synchronized state or an uplink non-synchronization state before performing handover. | 11-04-2010 |
20100309837 | Apparatus and method for Setting Up Radio Bearer in Wireless Communication System - A method and apparatus of setting up a radio bearer (RB) in a wireless communication system is provided. At least one UnRB is set up based on a quality of service (QoS) guaranteed between a relay node and a base station. The relay node sets up a connection with a user equipment, and selects a UnRB of which a QoS corresponds to a QoS of the service request from the at least one UnRB according to a service request from the user equipment. A UuRB which is to be mapped to the selected UnRB is set up between the relay node and the user equipment. | 12-09-2010 |
20100315948 | Apparatus and Method for Flow Control in Wireless Communication System - A method and apparatus for flow control in a wireless communication system is provided. The relay node receives from a base station flow control information for a Un interface between the relay node and the base station and determines whether to request to suspend transmission based on the flow control information. The relay node transmits a transmission suspend command to the base station when it is determined to request the transmission suspension. | 12-16-2010 |
20100317382 | NETWORK ACCESS METHOD IN MOBILE COMMUNICATION SYSTEM AND TERMINAL SUPPORTING THE SAME - With regard to any nucleotide and/or amino acid sequence disclosed in the international application and necessary to the claimed invention, the international search was carried out on the basis of: | 12-16-2010 |
20110019532 | Apparatus and Method for Handling Radio Link Failure in Wireless Communication System - A method and apparatus of handling a radio link failure in a wireless communication system is provided. Upon detecting a radio link failure in a Radio Resource Control (RRC) connected state, a user equipment starts a radio link failure timer of which timer value is selected among at least one timer value for at least one RB. The user equipment attempts a RRC connection re-establishment while the radio link failure timer is running, and transitions to a RRC idle state when the radio link failure timer is expired. | 01-27-2011 |
20110021201 | APPARATUS AND METHOD OF DETERMINING MOBILITY STATE IN WIRELESS COMMUNICATION SYSTEM - An apparatus and method of determining a mobility state is provided. A user equipment determines a size of a cell to be reselected by performing cell reselection, and determines the mobility state on the basis of the number of cell reselections and a size of the cell. Unnecessary cell reselection can be avoided even if the user equipment enters an area where a micro cell and a macro cell coexist. | 01-27-2011 |
20110026476 | Apparatus And Method For Configuring Radio Connection In Multiple Component Carrier System - A method of a Mobile Station (MS) configuring radio connection in a multiple component carrier system is provided. The method includes receiving distribution information from a Base Station (BS) through a first Component Carrier (CC), selecting a second CC for radio connection to the BS on a basis of the distribution information, and performing the radio connection through the second CC. | 02-03-2011 |
20110038333 | APPARATUS AND METHOD FOR ALLOCATING RESOURCES FOR LOGICAL CHANNELS IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of allocating a resource for a plurality of logical channels is provided. A transmitter acquires a plurality of available resources for a plurality of component carriers, and allocates the plurality of available resources to the plurality of logical channels based on priority of each of the plurality of logical channels. | 02-17-2011 |
20110038361 | METHOD OF PERFORMING UPLINK SYNCHRONIZATION IN RANDOM ACCESS PROCEDURE - A method and device for performing a contention based random access procedure by a mobile communication terminal in communication with a base station. The method according to an embodiment includes transmitting a random access preamble message to the base station; receiving a random access response from the base station, the random access response including a timing advance command; determining a status of a mobile communication terminal time alignment timer; and ignoring the timing advance command if the mobile communication terminal time alignment timer is determined to be running in the determining step. | 02-17-2011 |
20110044297 | APPARATUS AND METHOD OF TRANSMITTING DATA BLOCK ON UPLINK FREQUENCIES - A method and apparatus of generating a data block for a plurality of uplink frequencies is provided. The apparatus determines a size of a data field of the data block so that each data block matches a minimum of a first amount of data and second amount of data. The first amount of data is allowed to be transmitted by a first grant on a first uplink frequency and the second amount of data is allowed to be transmitted by a second grant on a second uplink frequency. The apparatus generates at least one data block so that the amount of data in the generated data blocks is less than multiple times the minimum of the first amount of data and the second amount of data. | 02-24-2011 |
20110045863 | Method of Performing Random Access Procedure in Multiple Component Carrier System - A method of performing a random access procedure in multiple component carrier system is provided. The method includes transmitting a random access preamble on an uplink component carrier, receiving a response to the random access preamble, transmitting an identity for the MS based on the response and monitoring a downlink component carrier linked to the uplink component carrier among a plurality of aggregated downlink component carriers. It is clear which downlink component carrier the MS needs to monitor for contention resolution. | 02-24-2011 |
20110085509 | DATA TRANSMISSION METHOD AND USER EQUIPMENT FOR THE SAME - A mobile communication technology, and, more particularly, a method for efficiently transmitting data stored in a message 3 (Msg3) buffer and a user equipment for the same is disclosed. The method of transmitting data by a user equipment in uplink includes receiving an uplink (UP) Grant signal from a base station on a specific message, determining whether there is data stored in a message 3 (Msg3) buffer when receiving the UL Grant signal on the specific message, determining whether the specific message is a random access response message, and transmitting the data stored in the Msg3 buffer to the base station using the UL Grant signal received on the specific message, if there is data stored in the Msg3 buffer when receiving the UL Grant signal on the specific message and the specific message is the random access response message. | 04-14-2011 |
20110093754 | DATA TRANSMISSION METHOD AND DATA RE-TRANSMISSION METHOD - A method which can reduce loss in data transmission is provided. A data block is prepared in a high-level layer and the data block is transmitted in a low-level layer. Status report information associated with reception or non-reception of the data block is received through the low-level layer. When a receiver fails to receive data transmitted from a transmitter, the transmitter can rapidly recognize the reception failure and can retransmit the data. | 04-21-2011 |
20110099447 | METHOD FOR PROCESSING NDI IN RANDOM ACCESS PROCEDURE AND A METHOD FOR TRANSMITTING AND RECEIVING A SIGNAL USING THE SAME - A method for a user equipment (UE) to receive a downlink signal, the method including receiving a first downlink control channel identified by a temporary cell identifier (Temporary C-RNTI) from a base station, the first downlink control channel including a first downlink assignment signal having a new data indicator (NDI) with a first value; receiving a second downlink control channel identified by a cell identifier (C-RNTI) from the base station, the second downlink control channel including a second downlink assignment signal having the NDI with a second value; and determining if the NDI has been toggled compared to the NDI previously received from the base station. Further, the UE ignores the NDI with the first value received through the first downlink control channel identified by the temporary cell identifier (Temporary C-RNTI). The method also includes receiving the downlink signal based on the determining. | 04-28-2011 |
20110103221 | METHOD FOR HANDLING RADIO LINK FAILURE IN MUTIPLE CARRIER SYSTEM - A method of handling a radio link failure in a multiple-carrier system performed by a user equipment (UE) is provided. The method includes transmitting, to a base station (BS), a first message indicating a first radio link problem (RLP) in a first carrier when the first RLP is detected, transmitting, to the BS, a second message indicating a second RLP in a second carrier when the second RLP is detected, and transmitting, to the BS, a final message requesting a connection re-establishment with the BS. By using a plurality of different timers on CCs configured for one UE, the meaning of RLF in a multiple-carrier system for triggering radio connection re-establishment procedure is clarified and defined in detail. | 05-05-2011 |
20110103288 | METHOD OF TRANSMITTING SYSTEM INFORMATION RELATED TO POINT-TO MULTIPOINT SERVICE - A method of receiving system information performed by a user equipment (UE) is provided. The method includes receiving, from a network, an indicator indicating a change of system information related to a point-to-multipoint service on a physical control channel, and receiving changed system information related to the point-to-multipoint service in response to the indication. | 05-05-2011 |
20110103308 | METHOD OF TRANSMITTING WARNING MESSAGE IN MULTIPLE COMPONENT CARRIER SYSTEM - A method of transmitting a warning message in a multiple carrier system performed by a network is provided. The method includes transmitting configuration information on aggregated downlink carriers for a user equipment (UE), transmitting, to the UE, carrier information on a first downlink carrier which is used to transmit a warning message, transmitting, to the UE, a notification which informs the UE of the upcoming transmission of the warning message via a second downlink carrier, and transmitting, to the UE, the warning message via the first downlink carrier. | 05-05-2011 |
20110103327 | METHOD OF TRANSMITTING SEMI-PERSISTENT SCHEDULING DATA IN MULTIPLE COMPONENT CARRIER SYSTEM - A method of receiving semi-persistent scheduling (SPS) data performed by a user equipment (UE) in a multi-carrier system is provided. The method includes receiving, on a first carrier, information on a second carrier for second SPS data, the second carrier different from the first carrier, and receiving the second SPS data on the second carrier. The network can implicitly reconfigure the SPS from one CC to another CC without releasing the old SPS configuration in the one CC and setting up a new SPS configuration for the another CC, so that the complexity of SPS reconfiguration procedure is simplified and clarified. | 05-05-2011 |
20110103328 | METHOD OF PERFORMING RANDOM ACCESS PROCEDURE IN MULTIPLE COMPONENT CARRIER SYSTEM - A method of performing a random access procedure by a user equipment (UE) in a multiple-carrier system is provided. The method includes transmitting, to a base station (BS), a first random access preamble on a first uplink carrier selected from a plurality of uplink carriers, and transmitting, to the BS, a second random access preamble on a second uplink carrier selected from the plurality of uplink carriers when a random access response corresponding to the first random access preamble is not successfully received from the BS. | 05-05-2011 |
20110110263 | METHOD OF TRIGGERING STATUS REPORT IN WIRELESS COMMUNICATION SYSTEM AND RECEIVER - A method and apparatus of triggering a status report in a wireless communication system is provided. A duplicated data block is received. A triggering of a status report is suspended if the duplicated data block requests the status report and a sequence number (SN) of the duplicated data block is equal to or greater than a maximum status transmit state variable. Even if a duplicated data block requests a status report, the status report is triggered after hybrid automatic repeat request (HARQ) reordering is complete. | 05-12-2011 |
20110171989 | METHOD AND APPARATUS OF POWER INCREASE/DECREASE REQUEST OF A USER EQUIPMENT USING A PLURALITY OF FREQUENCIES IN A WIRELESS COMMUNICATION SYSTEM - A method of a power increase/decrease request of a user equipment in a wireless communication system using a plurality of frequencies is disclosed. The method of operating of a user equipment comprises receiving grants for each of the plurality of uplink frequencies from a base station; dividing a maximum power of the user equipment for each of the plurality of uplink frequencies in accordance with the received grants, and selecting a corresponding transport block for each of the plurality of uplink frequencies by considering the received grants; and comparing a remaining power of the user equipment to a power obtained by subtracting a power required to transmit a first transport block selected for a first uplink frequency from a power required to transmit a minimum transport block, which transmits more data than those of the first transport block. | 07-14-2011 |
20110183662 | APPARATUS AND METHOD OF REPORTING LOGGED MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting logged measurements of an user equipment in a wireless communication system is provided. The user equipment in a Radio Resource Control (RRC) connected mode receives from a base station a Minimization of Drive Tests (MDT) configuration. The user equipment transitions from the RRC connected mode to an RRC idle mode and logs measurements based on the MDT configuration. The user equipment transmits to the base station a logging indicator indicating an availability of the logged measurement. | 07-28-2011 |
20110183676 | APPARATUS AND METHOD OF PERFORMING HANDOVER IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of performing a handover from a macro cell to a closed subscriber group (CSG) cell in a wireless communication system is provided. A user equipment transmits to a macro cell proxy information which indicates at least one frequency for at least one member CSG cell and receives from the macro cell a handover command which commands a handover from the macro cell to a target CSG cell. The user equipment performs the handover from the macro cell to the target CSG cell and checks whether additional proxy information indicating an additional frequency for at least one additional member CSG cell during the handover is found. The user equipment transmits to the target CSG cell the additional proxy information after completing the handover. | 07-28-2011 |
20110188396 | APPARATUS AND METHOD OF REPORTING MEASUREMENT RESULT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting measurement results in a wireless communication system is provided. A user equipment receives a measurement con figuration which configures a plurality of serving cells as measurement objects and performs measurements for the plurality of serving cells based on the measurement configuration to determine measurement results for the plurality of serving cells. The user equipment reports the measurement results for the plurality of serving cells. | 08-04-2011 |
20110194441 | APPARATUS AND METHOD OF DISCARDING LOGGED MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM - A method of discarding logged measurements in a wireless communication system is provided. A user equipment in a Radio Resource Control (RRC) connected mode receives a Minimization of Drive Tests (MDT) configuration from a base station and starts a validity timer upon receiving the MDT configuration. The user equipment in an RRC idle mode logs measurements based on the MDT configuration to collect logged measurements while the validity timer is running. When the validity timer is expired, the user equipment discards the MDT configuration and starts a conservation timer. When the conservation timer is expired, the logged measurements are discarded. | 08-11-2011 |
20110194478 | METHOD OF PERFORMING RANDOM ACCESS IN MOBILE COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - A method of performing a random access in a mobile communication system and an apparatus for the same are disclosed. The method of performing a random access includes transmitting a random access preamble to a network node and receiving a random access response from the network node, wherein the random access response is received through a first subframe if the random access preamble is a dedicated preamble, and the random access response is received through a second subframe which is different from the first subframe if the random access preamble is a non-dedicated preamble. | 08-11-2011 |
20110195668 | APPARATUS AND METHOD OF REPORTING LOGGED MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting logged measurements in a wireless communication system is provided. A user equipment in a Radio Resource Control (RRC) connected mode receives Minimization of Drive Tests (MDT) configuration from a base station and starts a validity timer upon receiving the MDT configuration. The user equipment in an RRC idle mode logs measurements based on the MDT configuration to collect logged measurements while the validity timer is running. When the validity timer is expired, the user equipment discards the MDT configuration. | 08-11-2011 |
20110216705 | METHOD FOR SIGNALING BACK-OFF INFORMATION IN RANDOM ACCESS - A method for performing random access in a wireless communication system is provided. The method includes transmitting a preamble for random access in uplink, receiving a random access response message including back-off information as a response to the preamble, and performing back-off using the back-off information when the random access has failed. | 09-08-2011 |
20110216706 | METHOD FOR SIGNALING BACK-OFF INFORMATION IN RANDOM ACCESS - A method for performing random access in a wireless communication system is provided. The method includes transmitting a preamble for random access in uplink, receiving a random access response message including back-off information as a response to the preamble, and performing back-off using the back-off information when the random access has failed. | 09-08-2011 |
20110222457 | METHOD OF RECEIVING MULTIMEDIA BROADCAST/MULTICAST SERVICE IN CELL-BASED WIRELESS COMMUNICATION SYSTEM - A method of receiving multimedia broadcast/multicast service (MBMS) information by a user equipment (UE) in a cell-based wireless communication system is provided. The method includes receiving information regarding a second cell from a first cell over a first channel, and receiving the MBMS information from the second cell over a second channel based on the received information regarding the second cell. Information regarding a cell that transmits multimedia broadcast/multicast service (MBMS) information is obtained from a cell that does not transmit the MBMS information, thereby eventually receiving the MBMS information. Therefore, an overhead caused by broadcasting of unnecessary MBMS control information can be reduced. | 09-15-2011 |
20110250893 | APPARATUS AND METHOD OF PERFORMING MEASUREMENTS LOGGING IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of performing measurements logging in a mobile communications system is provided. A user equipment receives a first measurement request message from a first cell and receives a handover command message. Upon receiving the handover command message, the user equipment stops a transmission of a response to the first measurement request message. | 10-13-2011 |
20110250910 | APPARATUS AND METHOD OF PERFORMING MEASUREMENTS LOGGING IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus for performing measurements logging in a mobile communications system is provided. An user equipment receives a first measurement configuration message including a first measurement configuration and receives a second measurement configuration message. The user equipment discards the first measurement configuration upon receiving the second measurement configuration message. | 10-13-2011 |
20110261763 | RANDOM ACCESS SCHEME FOR PREVENTING UNNECESSARY RETRANSMISSION AND USER EQUIPMENT FOR THE SAME - A random access scheme for preventing unnecessary retransmission and a user equipment for the same are disclosed. If a Contention Resolution (CR) timer expires in contention resolution during a random access procedure or if a Physical Downlink Control Channel (PDCCH) signal or a Physical Downlink Shared Channel (PDSCH) signal associated with the PDCCH signal does not match an identifier of a terminal, a Hybrid Automatic Repeat Request (HARQ) buffer for storing a Medium Access Control Packet Data Unit (MAC PDU) transmitted in the random access procedure is flushed such that unnecessary data retransmission can be prevented. | 10-27-2011 |
20110269402 | APPARATUS AND METHOD OF PERFORMING MINIMIZATION OF DRIVE TESTS - A method and corresponding apparatus for performing minimization of drive tests (MDT) in a mobile communication system are provided. The method may include receiving, by a base station, a control message from a user equipment (UE). The control message may be one of a MDT prohibit indication configured to indicate the base station should not select the UE for performing MDT, a UE status indication including at least one first UE parameter to be used by the base station when selecting MDT UEs, and a MDT measurement rejection when at least one second UE parameter differs from a predetermined UE parameter threshold. | 11-03-2011 |
20110274044 | APPARATUS AND METHOD OF REPORTING AMOUNT OF INFORMATION IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting an amount of information in a wireless communication system is provided. A user equipment reports a first part indicating that an amount of information is larger than a specific value, and reports a second part indicating the amount of the information. | 11-10-2011 |
20110305197 | RANDOM ACCESS METHOD USING NDI AND USER EQUIPMENT FOR THE SAME - A random access method for preventing unnecessary uplink (UL) signal transmission using a New Data Indicator (NDI) and a user equipment for the same are disclosed. In the random access procedure, in order to prevent unnecessary transmission when a user equipment erroneously recognizes a UL grant signal transmitted using a cell identifier (C-RNTI) of another user equipment as a UL grant signal transmitted using its temporary cell identifier (temporary C-RNTI), toggling of an NDI indicating whether new data is transmitted may be used in a Hybrid Automatic Repeat reQuest (HARQ) system. In addition, determination as to whether or not the UL grant signal received during the random access procedure is different from that of a HARQ process used for transmission of a third message (Msg | 12-15-2011 |
20110317552 | METHOD OF CONFIGURING RADIO CONNECTION IN MULTI-CARRIER SYSTEM - A method of configuring a radio connection by a mobile station (MS) in a multi-carrier system includes receiving carrier aggregation information on a plurality of aggregated carriers from a base station (BS), performing a radio connection to the BS by using at least one first carrier among the plurality of aggregated carriers, and reestablishing a radio connection to the BS by using a second carrier when an error occurs in the radio connection. | 12-29-2011 |
20110317628 | METHOD OF PERFORMING WIRELESS COMMUNICATION IN MULTI-CARRIER SYSTEM - A method of performing wireless communication in a multi-carrier system by a User Equipment (UE) comprises receiving minimum aggregation information on at least one carrier which is determined as a default irrespective of carriers supportable by the UE, configuring the at least one carrier on a basis of the minimum aggregation information, and performing communication using the at least one carrier . | 12-29-2011 |
20120009933 | Method For Trransitioning Between Multiple Reception Levels - There is provided a method for enabling a user equipment (UE) to transition between a non-discontinuous reception (Non-DRX) level and at least one discontinuous reception (DRX) level. The UE in a DRX level wakes up periodically to monitor a scheduling channel. The method includes receiving a DRX indicator in a Non-DRX level with continuously monitoring the scheduling channel and transitioning from the Non-DRX level to a DRX level indicated by the DRX indicator. The UE can transition between multiple DRX levels by an explicit command/signaling. | 01-12-2012 |
20120021809 | TILT SLIDE MODULE AND MOBILE COMMUNICATION TERMINAL HAVING THE SAME - A tilt slide module and a mobile communication terminal having the same includes a lower slide plate, an upper slide plate coupled to the lower slide plate to move in a sliding manner with respect to the lower slide plate wherein the upper slide plate is overlapped with the lower slide plate, a fixing piece wherein a hinge shaft is inserted in a hole provided thereon, and a tilt guide coupled to the fixing piece by the hinge shaft to be rotated about the hinge shaft. | 01-26-2012 |
20120026943 | METHOD OF TRANSMITTING AND RECEIVING PAGING MESSAGES IN A WIRELESS COMMUNICATION SYSTEM - A method of transmitting and receiving paging messages in a wireless communication system is disclosed. The method of transmitting paging messages in a wireless communication system comprises transmitting paging messages to a plurality of user equipments from a network of the wireless communication system, wherein the network transmits the paging messages to different user equipments, which are in different connection states, through different channels. | 02-02-2012 |
20120039278 | APPARATUS AND METHOD OF TRANSMITTING SCHEDULING REQUEST IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of transmitting a scheduling request to request uplink resources are provided. A user equipment receives a scheduling request (SR) configuration and a transmission indicator from a first serving cell. The transmission indicator enables the simultaneous transmission of the SR and a physical uplink shared channel (PUSCH). The user equipment transmits a SR on a physical uplink control channel (PUCCH) in a subframe to the first serving cell and transmits uplink data on the PUSCH in the subframe to a second serving cell. | 02-16-2012 |
20120040621 | APPARATUS AND METHOD OF REPORTING LOGGED MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting a logged measurement in a wireless communication system are provided. A user equipment receives a Minimization of Drive Tests (MDI) configuration and logs measurements based on the MDT configuration to collect a logged measurement. The user equipment receives an information request to request the logged measurement from a base station and transmits an information response to the base station. The information response includes a part of the logged measurement and an availability indicator indicating that all entries in the logged measurement are not included in the information response. | 02-16-2012 |
20120069728 | APPARATUS AND METHOD FOR PROCESSING FAILURE OF COMPONENT CARRIER IN MULTIPLE CARRIER SYSTEM - A method and apparatus of processing a failure of a component carrier (CC) in a multiple carrier system is provided. A user equipment detects a failed CC in which a failure occurs among a plurality of CCs and determines whether to declare a radio link failure based on the failed CC. If it is not the radio link failure, the user equipment reports information on the failed CC to a base station. | 03-22-2012 |
20120069819 | METHOD FOR PERFORMING RRC CONNECTION OR REESTABLISHMENT IN A COMMUNICATION SYSTEM USING CARRIER AGGREGATION - The invention relates to a method for performing a radio resource control (RRC) connection or reestablishment in a communication system using carrier aggregation (CA), and to a terminal device for same. The present invention involves acquiring information on an additional component carrier (CC) through system information in addition to the CC which is specified during cell selection or reselection, and enables the CC on which additional information is acquired to be usable during the RRC connection or reestablishment performed by user equipment, to thereby prevent loads from being concentrated on a specific CC. | 03-22-2012 |
20120076041 | APPARATUS AND METHOD FOR REPORTING MEASUREMENT RESULT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting a measurement result in a wireless communication system is provided. A user equipment receives, from a base station, measurement configuration information comprising a reporting condition for triggering reporting of a measurement result on M component carriers among N component carriers, where M≦N. The user equipment determines whether the reporting condition is satisfied by measuring the N component carriers. If the reporting condition is satisfied, the user equipment reports a measurement result on the M component carriers to the base station. | 03-29-2012 |
20120087328 | METHOD OF PERFORMING UPLINK SYNCHRONIZATION IN WIRELESS COMMUNICATION SYSTEM - A method of performing uplink synchronization in a wireless communication system includes transmitting a random access preamble which is randomly selected from a set of random access preambles, receiving a random access response, the random access response comprising a random access preamble identifier corresponding to the random access preamble and a time alignment value for uplink synchronization, starting a time alignment timer after applying the time alignment value, starting a contention resolution timer after receiving the random access response, wherein contention resolution is not successful when the contention resolution timer is expired, and stopping the time alignment timer when the contention resolution timer is expired. | 04-12-2012 |
20120099461 | APPARATUS AND METHOD FOR SETTING UP RADIO BEARER IN WIRELESS COMMUNICATION SYSTEM - An apparatus and method of setting up a radio bearer (RB) in a wireless communication system are provided. A relay node transmits information on a supported quality of service (QoS) to a core network (CN) or a user equipment. The relay node relays a service request of the user equipment to the CN and sets up a UuRB for a service requested by the service request over a Uu interface between the relay node and the user equipment under the instruction of the CN. The relay node sets up a UnRB over a Un interface between the relay node and a base station (BS) according to a required QoS for the service requested by the service request. | 04-26-2012 |
20120127909 | METHOD OF TRANSMITTING AND RECEIVING CONTROL INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - A method of transmitting and receiving control information for a specific service in a wireless communication system is discussed. The method of transmitting control information for a specific service in a wireless communication system which uses multiple carriers includes transmitting notification indication information to at least one user equipment, the notification indication information including information related to a channel resource region through which control information for the specific service is transmitted, and transmitting a notification message to the at least one user equipment through the channel resource region indicated by the information related to the channel resource region, the notification including control information. | 05-24-2012 |
20120163304 | DATA TRANSMISSION METHOD AND DATA RE-TRANSMISSION METHOD - A method which can reduce loss in data transmission is provided. A data block is prepared in a high-level layer and the data block is transmitted in a low-level layer. Status report information associated with reception or non-reception of the data block is received through the low-level layer. When a receiver fails to receive data transmitted from a transmitter, the transmitter can rapidly recognize the reception failure and can retransmit the data. | 06-28-2012 |
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 |
20120195276 | METHOD FOR QOS GUARANTEES IN A MULTILAYER STRUCTURE - A method in which a user equipment processes data in a wireless mobile communication system is provided. The method includes the steps of receiving a first data block from an upper layer, transferring a second data block including the first data block to a lower layer at a particular protocol layer, discarding the first and second data blocks present in the particular protocol layer if a certain period of time has passed, and transferring information associated with the discard of the second data block to the lower layer. | 08-02-2012 |
20120196593 | METHOD AND APPARATUS FOR MEASURING A CHANNEL STATE WHEN RECEIVING SYSTEM INFORMATION ON A NEIGHBORING CELL IN A WIRELESS COMMUNICATION SYSTEM - The present invention relates to a method for receiving system information on a neighboring cell by means of a terminal in a wireless communication system, the method comprising the steps of receiving a system information read command for a neighboring cell from a serving cell over a certain period of time; ending communication with the serving cell, and reading system information from the adjacent cell; and relaying the system information to the serving cell after the certain period of time elapses, wherein a reference signal from the adjacent cell is received over the certain period of time to measure a channel state value. If the channel state value is reduced to a preset value or less, a further step may comprise ending the reading of the system information. | 08-02-2012 |
20120208556 | METHOD FOR DETECTING CSG CELLS IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR - The present invention relates to a method for detecting closed subscriber group (CSG) cells through a terminal in a wireless communication system. The method for detecting the CSG cells in the wireless communication system comprises the steps of: determining a present position of the terminal; measuring a physical layer identifier of a corresponding cell when the present position of the terminal corresponds to a position of a prestored CSG cell; and detecting the corresponding cell as the priorly connected CSG cell when the measured physical layer identifier corresponds to the physical layer identifier of the prestored CSG cell. Desirably, the method further comprises the steps of measuring system information of the corresponding cell; and detecting the corresponding cell as the priorly connected CSG cell when the upper layer cell identifier included in the system information corresponds to the upper layer cell identifier of the prestored CSG cell. | 08-16-2012 |
20120230241 | METHOD OF TRANSMITTING AND RECEIVING CONTROL INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - A method of transmitting and receiving control information for a specific service in a wireless communication system is discussed. The method of transmitting control information for a specific service in a wireless communication system which uses multiple carriers includes transmitting notification indication information to at least one user equipment, the notification indication information including information related to a channel resource region through which control information for the specific service is transmitted, and transmitting a notification message to the at least one user equipment through the channel resource region indicated by the information related to the channel resource region, the notification including control information. | 09-13-2012 |
20120231820 | EFFECTIVE SYSTEM INFORMATION RECEPTION METHOD - Disclosed is the method for informing, by a wireless communication system, to a terminal about information required for reception when the terminal is connected to the wireless communication system, in which a base station updates system information according to a preset period, and the terminal efficiently receives or checks any update of the system information based on the period. | 09-13-2012 |
20120236751 | APPARATUS AND METHOD OF PERFORMING MEASUREMENTS LOGGING IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus for performing measurements logging in a mobile communications system is provided. An user equipment receives a first measurement configuration message including a first measurement configuration and receives a second measurement configuration message. The user equipment discards the first measurement configuration upon receiving the second measurement configuration message. | 09-20-2012 |
20120269055 | METHOD FOR DETECTING SECURITY ERROR IN MOBILE TELECOMMUNICATIONS SYSTEM AND DEVICE OF MOBILE TELECOMMUNICATIONS - According to one embodiment, a method of performing a re-establishment procedure in a mobile communication system includes: receiving, by a packet data convergence protocol (PDCP) entity, at least one PDCP data unit; performing, by the PDCP entity, an integrity check on the received at least one PDCP data unit; indicating, by the PDCP entity, an integrity check failure to a radio resource control (RRC) entity if the integrity check fails with regard to the received at least one PDCP data unit; and performing, by the RRC entity, a re-establishment procedure upon the indication by the PDCP entity of the integrity check failure, wherein the at least one PDCP data unit is for a control plane. | 10-25-2012 |
20120275419 | METHOD FOR TRANSMITTING AND RECEIVING SIGNALS IN CONSIDERATION OF TIME ALIGNMENT TIMER AND USER EQUIPMENT FOR THE SAME - A method for transmitting and receiving signals in consideration of a time alignment timer and user equipment (UE) for the same are provided. In this method, a UE performs initial transmission or retransmission of an uplink signal using wireless resources corresponding to an uplink grant signal received from a base station only when a time alignment timer of the UE is running. The UE does not transmit a HARQ feedback signal for a downlink signal received from the base station to the base station when the time alignment timer of the UE is not running. | 11-01-2012 |
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 |
20120281655 | METHOD FOR MANAGING COMPONENT CARRIER SETTING INFORMATION AND A DEVICE FOR THE SAME - The present invention relates to a method for managing component carrier setting information in component carrier addition/setting, and to a device for the same. Provided as a method for managing component carrier setting information and a device for the same, wherein the method comprises: a step in which a terminal receives a component carrier elimination command for a specific component carrier from a network; a step in which the terminal eliminates the specific component carrier from a component carrier list while the component carrier setting information for the specific component carrier is maintained following the receipt of the component carrier elimination command; a step in which the terminal receives a component carrier addition command for the specific component carrier from the network; and a step in which the terminal adds the specific component carrier to the component carrier list by referring to the component carrier setting information which was maintained following the receipt of the component carrier addition command. | 11-08-2012 |
20120287836 | Method and Apparatus of Transmitting and Receiving System Information in a Wireless Communication System - A method and apparatus for transmitting and receiving system information in a wireless communication system are disclosed. A method for receiving system information of a wireless device wirelessly communicating with a base station (BS) and a terminal in a wireless communication system includes receiving system information change information from the base station (BS) through a dedicated time unit used for communication between the base station (BS) and the wireless device, and receiving system information from the base station (BS) through a different time unit from the dedicated time unit. | 11-15-2012 |
20120287845 | APPARATUS AND METHOD OF MANAGING RADIO BEARER IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of managing a radio bearer is disclosed. A relay node (RN) sets up at least one UuRB for a Uu interface between a user equipment (UE) and the RN and a UnRB for a Un interface between the RN and a base station (BS). The at least one UuRB is mapped to the UnRB according to quality of service (QoS) guaranteed by the at least one UuRB to setup a RB between the UE and the BS. | 11-15-2012 |
20120294184 | METHOD FOR REPORTING THE RESULTS OF SPECIFIC REFERENCE-CELL-BASED QUALITY MEASUREMENT IN A MOBILE COMMUNICATION SYSTEM USING CARRIER AGGREGATION, AND APPARATUS FOR THE METHOD - The present invention relates to a method in which a terminal reports the results of quality measurement based on a specific reference cell from among a plurality of serving cells for the terminal in a mobile communication system using carrier aggregation. The present invention also relates to a terminal apparatus for the method. For this purpose, the terminal receives measurement configuration information from a network, performs a quality measurement in accordance with the received measurement configuration information, determines whether or not a report criterion based on a specific reference cell from among the plurality of cells for the terminal is met in accordance with the measurement result, and, if the report criterion based on the specific reference cell is met, sends a report message, including the measurement results and an indicator that indicates the specific reference cell, to the network. | 11-22-2012 |
20120294191 | METHOD FOR COMMUNICATING WITH DATA THROUGH COMPONENT CARRIERS IN MOBILE COMMUNICATION SYSTEM TO WHICH CARRIER AGGREGATION METHOD IS APPLIED AND APPARATUS THEREFOR - The present invention relates to a method for enabling a terminal to communicate with data by modifying a connective relationship among component carriers in a mobile communication system to which a carrier aggregation method is applied and a terminal apparatus therefor. The method for enabling the terminal to communicate with the data by modifying the connective relationship among the component carriers in the mobile communication system to which the carrier aggregation method is applied, in connection with one embodiment of the present invention comprises the steps of: receiving a message including identifier information for modifying a connective relationship among at least one downlink component carrier and at least one uplink component carrier from a base station; receiving predetermined data through at least one downlink component carrier from the base station; and transmitting feedback data to the base station for data received through the uplink component carrier modified according to the identifier information. | 11-22-2012 |
20120300655 | METHOD OF RECEIVING AND TRANSMITTING MESSAGE IN A MOBILE COMMUNICATION SYSTEM USING A MTC DEVICE AND APPARATUS FOR THE SAME - A method of receiving a message by a wireless device in a mobile communication system is disclosed. The present invention comprises obtaining information of a first cycle, the first cycle including a monitoring interval and a non-monitoring interval; and monitoring at least one active occasion within the monitoring interval for receiving the message, wherein the message is repeated within the monitoring interval. | 11-29-2012 |
20120300657 | METHOD AND APPARATUS OF LIMITING MEASUREMENT REPORTS - The present invention relates to a method for limiting measurement reports by limiting objects of measurement and evaluation for a measurement report, and user equipment therefore. The method for limiting measurement reports by user equipment in a mobile communication system according to the present invention comprises: receiving a cell list that includes information about at least one cell; receiving a measurement setup message that includes a measurement limiting command for limiting objects of measurement and evaluation to the at least one cell included in the cell list; measuring the quality of signals that are received from neighbor cells; performing the measurement and evaluation on the basis of the signal quality having been measured to determine whether the quality measurement should be reported; and transmitting a measurement report message that includes the information about measurement reports generated in accordance with the measurement and evaluation, wherein, in the measurement and evaluation step, whether the measurement should be reported is evaluated only for a received signal from the at least one cell included in the cell list. | 11-29-2012 |
20120300689 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING CONTROL INFORMATION IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus for transmitting and receiving control information in a wireless communication system are provided. In a method for receiving control information of a plurality of multiplexed channels by a User Equipment (UE) in a wireless communication system, the UE receives first control information including a first field indicating a specific identifier from a base station, wherein the plurality of multiplexed channels are not transmitted during a specific time interval based on the specific identifier. | 11-29-2012 |
20120302243 | METHOD OF TRANSMITTING AND RECEIVING RADIO ACCESS INFORMATION IN A WIRELESS MOBILE COMMUNICATIONS SYSTEM - In a wireless mobile communications system, a method of transmitting and receiving radio access information that allows a faster and an efficient way of establishing a radio connection between a terminal and a target base station while performing a handover for the terminal to a cell of the target base station. The network transmits in advance, the radio access information and the like, to the terminal so that the terminal can be connected with the target cell in a faster manner which minimizes the total time for the handover process. | 11-29-2012 |
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 |
20120314566 | Method and Apparatus of Transmitting and Receiving Configuration Information of a Plurality of Cells in a Wireless System - A method and apparatus for transmitting and receiving configuration information of a plurality of cells in a wireless communication system are disclosed. A method for receiving configuration information of a plurality of cells by a terminal in a wireless communication system based on a carrier aggregation includes detecting a radio connection failure, transmitting a radio connection reestablishment request message to a cell from among a first plurality of aggregated cells, and receiving a radio connection reestablishment message including configuration information of a second plurality of aggregated cells from the cell from among the first plurality of aggregated cells. | 12-13-2012 |
20120327802 | METHOD AND APPARATUS FOR PERFORMING MEASUREMENT IN A WIRELESS COMMUNICATION SYSTEM - A method and an apparatus for performing measurement in a wireless communication system is provided. A user equipment determines a reference quality value based on quality values of a plurality of serving cells; determines a management object by comparing the reference quality value with a plurality of | 12-27-2012 |
20120327841 | METHOD FOR TRANSCEIVING ACCESSIBLE CELL INFORMATION OF A RELAY NODE IN A WIRELESS COMMUNICATION SYSTEM, AND DEVICE FOR SAME - The present invention discloses a method for a serving network node to process a signal in a wireless communication system. In more detail, the method comprises the steps of: forming a communication link with a mobile device; receiving a message including network node list information that the mobile device can access from an external network node or from the mobile device; and transceiving a signal with the mobile device. Here, the mobile device is a relay node, and the external network node is an operation and maintenance (OAM) server or mobility management entity (MME). | 12-27-2012 |
20120329485 | METHOD AND APPARATUS FOR MTC IN A WIRELESS COMMUNICATION SYSTEM - Provided are a method and apparatus for machine-type communication (MTC) in a wireless communication system. An MTC device receives, from a base station, a notification message which notifies of the reception of an MTC message, and transmits a reception confirmation message indicating whether or not the MTC message is received. | 12-27-2012 |
20130010631 | METHOD AND APPARATUS FOR PERFORMING LOGGED MEASUREMENT IN A WIRELESS COMMUNICATION SYSTEM - Provided are a method and apparatus for performing logged measurement in a wireless communication system. A terminal receives measurement setup and a terminal selection parameter from a base station. The terminal determines whether to apply the measurement setup on the basis of the terminal selection parameter. If it is determined that the measurement setup is to be applied, the terminal performs measurement logging on the basis of the measurement setup. | 01-10-2013 |
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 |
20130021935 | METHOD OF MONITORING CONTROL CHANNEL IN WIRELESS COMMUNICATION SYSTEM - A method of monitoring a control channel in a wireless communication system includes receiving, by a user equipment (UE) from a network, information associated with a discontinuous reception (DRX) period via a radio resource control (RRC) signaling, wherein the DRX period includes a monitored duration and an unmonitored duration; monitoring, by the UE, a downlink control channel during the monitored duration, wherein the downlink control channel is used for a downlink shared channel (DL-SCH); continuing monitoring the downlink control channel if the downlink control channel is successfully decoded by the UE during the monitored duration; and entering a DRX mode upon receiving a command message. | 01-24-2013 |
20130022015 | METHOD IN WHICH A TERMINAL ESTABLISHES COMPONENT CARRIERS IN A WIRELESS COMMUNICATION SYSTEM, AND APPARATUS FOR SAME - The present invention relates to a method in which a terminal establishes component carriers in a wireless communication system. More particularly, the method comprising the following steps: determining whether or not a second component carrier, which is associated with a first component carrier by means of system information, exists; if the second component carrier exists, establishing a relationship between the second component carrier and the first component carrier; and, if the second component carrier does not exist, establishing a relationship between a primary component carrier and the first component carrier. | 01-24-2013 |
20130029666 | MEASUREMENT METHOD FOR GENERATING CELL COVERAGE MAP AND DEVICE FOR THE SAME - The present invention relates to a measurement control method for MDT and a terminal device for the same. An MDT measurement control method of the present invention comprises a step of receiving measured frequency information for cell reselection and measured frequencies for MDT (MDT frequencies); a step of measuring a quality of a serving cell; a step of performing a first quality measurement on a neighboring cell; a step of performing a second quality measurement on the neighboring cell; and a step of storing results of the first and second quality measurements, wherein the step of performing the first quality measurement includes performing an intra-frequency measurement for the MDT on the neighbor cell when the frequency of the serving cell is included in the MDT frequencies, and performing the intra-frequency measurement for the neighbor cell only in the event where the quality of the serving cell in a first threshold value or less when the frequency of the serving cell is not included in the MDT frequencies, and the step of performing a second quality measurement includes performing an intra-frequency measurement for the MDT on the neighbor cell when an inter-frequency in the measured frequency information for the cell reselection is the MDT measurement frequency, and performing an intra-frequency measurement on the neighbor cell only in a case where the quality of the serving cell is a second threshold value or less when the inter-frequency in the measured frequency information for the cell reselection is not the MDT measurement frequency. The present invention also relates to terminal device for the MDT measurement control method. | 01-31-2013 |
20130034013 | METHOD AND APPARATUS FOR REPORTING A CELL QUALITY MEASUREMENT RESULT FOR MDT BY A TERMINAL - The present invention relates to a method and apparatus for reporting a cell quality measurement result for minimization of drive test (MDT) to a base station in an efficient manner by a terminal. The method for reporting a quality measurement result for MDT by a terminal according to one aspect of the present invention comprises: receiving from a base station a first message that contains logging configuration information of a quality measurement result for the MDT; performing quality measurement for the MDT and logging the quality measurement result according to logging configuration information contained in the first message; receiving from the base station a second message that contains information regarding whether the base station supports the report of the quality measurement result; and transmitting to the base station a message notifying the existence of the logged quality measurement result, if the second message contains the information regarding the support of the measurement result. | 02-07-2013 |
20130034059 | METHOD AND APPARATUS FOR PERFORMING RANDOM ACCESS PROCEDURES IN A WIRELESS COMMUNICATION SYSTEM - Provided are a method and apparatus in which user equipment performs random access procedures in a wireless communication system. More particularly, an embodiment is provided in which a first type backoff parameter and a second type backoff parameter are provided from a base station. The backoff parameter is transmitted from the base station before the user equipment transmits a first random access preamble to the base station. The first type backoff parameter and the second type backoff parameter are included in a random access response. | 02-07-2013 |
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 |
20130044737 | METHOD OF CONTROLLING UPLINK SYNCHRONIZATION STATE AT A USER EQUIPMENT IN A MOBILE COMMUNICATION SYSTEM - A method of controlling uplink synchronization state at a user equipment in a mobile communication system is disclosed. The method of controlling an uplink synchronization state at a user equipment in a mobile communication system comprises receiving control information associated with controlling uplink synchronization state of the user equipment from a network, releasing uplink resources allocated from the network if the uplink synchronization state is shifted from a synchronization state to an asynchronous state based on the control information. | 02-21-2013 |
20130058301 | METHOD AND APPARATUS FOR PERFORMING RANDOM ACCESS PROCEDURES IN A WIRELESS COMMUNICATION SYSTEM - In the present description, a maximum transmission number for preamble and a maximum transmission number uplink message are configured to perform a random access procedure. The maximum transmission number for preamble (e.g., preambleTransMax) can be classified into a first type for general access and a second type for MTC and/or delay-tolerant accesses. Further, the maximum transmission number uplink message (e.g., maxHARQ-Msg3Tx) can be classified into a first type and a second type. | 03-07-2013 |
20130070632 | APPARATUS AND METHOD OF REPORTING LOGGED MEASUREMENTS IN A WIRELESS COMMUNICATION SYSTEM - The present invention provides an apparatus and method of reporting logged measurements in a wireless communication system. User equipment receives an MDT (Minimization of Drive Tests) configuration from a base station, and logs a measurement on the basis of the MDT configuration in order to collect logged measurements. The user equipment determines whether the logged measurement needs to be reported. If it is determined that the logged measurement needs to be reported, the user equipment transmits to the base station a report indicator indicating the need for reporting of the logged measurement. | 03-21-2013 |
20130070714 | METHOD FOR QOS GUARANTEES IN A MULTILAYER STRUCTURE - A method in which a user equipment processes data in a wireless mobile communication system is provided. The method includes the steps of receiving a first data block from an upper layer, transferring a second data block including the first data block to a lower layer at a particular protocol layer, discarding the first and second data blocks present in the particular protocol layer if a certain period of time has passed, and transferring information associated with the discard of the second data block to the lower layer. | 03-21-2013 |
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 |
20130100846 | APPARATUS AND METHOD OF REPORTING MEASUREMENT RESULT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting a measurement result in a wireless communication system are provided. A user equipment receives a measurement configuration for a serving cell and performs a measurement in accordance with the measurement configuration to acquire an actual measurement result. The user equipment determines whether the serving cell is deactivated and transmits a measurement result including a pre-defined value if the serving cell is deactivated. | 04-25-2013 |
20130100916 | APPARATUS AND METHOD OF REPORTING POWER HEADROOM IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting a power headroom in a wireless communication system are provided. A user equipment receives an uplink resource allocation for a first serving cell and determines whether a power headroom report is triggered. If the power headroom report is triggered, the user equipment determines a first power headroom for the first serving cell and a second power headroom for a second serving cell based on the uplink resource allocation. | 04-25-2013 |
20130128754 | POWER-EFFICIENT CHANNEL QUALITY MEASURING METHOD IN A MOBILE COMMUNICATION SYSTEM IN WHICH CARRIER AGGREGATION IS EMPLOYED, AND A DEVICE FOR THE SAME - The present invention relates to a method in which a terminal carries out channel quality measurement in a power-efficient fashion in a mobile communication system in which carrier aggregation is employed. If the terminal supports measurement based on serving cell quality, then an additional judgment is made as to whether the terminal is configured for simultaneous communication with a plurality of serving cells and, if the terminal does support measurement based on serving cell quality and is configured for simultaneous communication with a plurality of serving cells, then a decision is made as to whether the quality-representing value for the plurality of serving cells is at or above a threshold value and, if the quality-representing value for the plurality of serving cells is at or above the threshold value, then a quality measurement is carried out within a limited range taking into account the plurality of serving cells. | 05-23-2013 |
20130136044 | METHOD OF PERFORMING POLLING PROCEDURE IN A WIRELESS COMMUNICATION SYSTEM - A method of generating a data block for performing a polling procedure in a wireless communication system, a method of transmitting data and a method of performing a polling procedure are disclosed. A protocol layer performs the polling procedure for requesting a receiving side to transmit status report if there are no data to be transmitted to the receiving side in both a transmission buffer and a retransmission buffer. When determining whether there are no data to be transmitted to the receiving side in the retransmission buffer, it is preferable that a data block for which retransmission request information is not received from the receiving side is excluded. | 05-30-2013 |
20130136082 | METHOD FOR RE-DIRECTION OF UPLINK ACCESS - Disclosed are methods for prompt re-direction of uplink access of a specific user equipment and controlling random access. Specifically, for initial random access to a network, if a user equipment (UE) transmits a preamble (S | 05-30-2013 |
20130142152 | METHOD FOR PROCESSING NDI IN RANDOM ACCESS PROCEDURE AND A METHOD FOR TRANSMITTING AND RECEIVING A SIGNAL USING THE SAME - A method for a user equipment (UE) to receive a downlink signal, the method including receiving a first downlink control channel identified by a temporary cell identifier (Temporary C-RNTI) from a base station, the first downlink control channel including a first downlink assignment signal having a new data indicator (NDI) with a first value; receiving a second downlink control channel identified by a cell identifier (C-RNTI) from the base station, the second downlink control channel including a second downlink assignment signal having the NDI with a second value; and determining if the NDI has been toggled compared to the NDI previously received from the base station. Further, the UE ignores the NDI with the first value received through the first downlink control channel identified by the temporary cell identifier (Temporary C-RNTI). The method also includes receiving the downlink signal based on the determining. | 06-06-2013 |
20130195003 | METHOD AND APPARATUS FOR ACQUIRING SERVICE AREA INFORMATION IN WIRELESS COMMUNICATION SYSTEM - Provided are a method and apparatus for acquiring multimedia broadcast/multicast service (MBMS) service area information in a wireless communication system. User equipment (UE) acquires at least one first MBMS service area identity (SAI), which corresponds to a MBMS service provided at a first carrier frequency, from system information broadcasted from a first cell. The UE acquires at least one second carrier frequency, which neighbors the first carrier frequency and at which the MBMS service is provided, and at least one second MBMS SAI, which corresponds to the MBMS service provided at the at least one second carrier frequency, from the system information. | 08-01-2013 |
20130195060 | DATA TRANSMISSION METHOD AND USER EQUIPMENT FOR THE SAME - A mobile communication technology, and, more particularly, a method for efficiently transmitting data stored in a message 3 (Msg3) buffer and a user equipment for the same is disclosed. The method of transmitting data by a user equipment in uplink includes receiving an uplink (UP) Grant signal from a base station on a specific message, determining whether there is data stored in a message 3 (Msg3) buffer when receiving the UL Grant signal on the specific message, determining whether the specific message is a random access response message, and transmitting the data stored in the Msg3 buffer to the base station using the UL Grant signal received on the specific message, if there is data stored in the Msg3 buffer when receiving the UL Grant signal on the specific message and the specific message is the random access response message. | 08-01-2013 |
20130201949 | METHOD OF PERFORMING RANDOM ACCESS PROCEDURE IN WIRELESS COMMUNICATION SYSTEM - A method and device for performing contention resolution between a mobile communication terminal and a base station. The method according to an embodiment includes initiating a random access procedure by a medium access control (MAC) layer of the mobile communication terminal, including starting a contention resolution timer; and stopping the contention resolution timer and determining that the random access procedure was successfully completed upon receipt from the base station of a physical downlink control channel (PDCCH) transmission addressed to a cell-radio network temporary identity (C-RNTI) of the mobile communication terminal and containing a UL grant. | 08-08-2013 |
20130208644 | METHOD AND APPARATUS FOR SUPPORTING CSG SERVICE IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus for supporting a closed subscriber group (CSG) service is provided. A user equipment determines whether a neighbor cell is a CSG member cell for which a CSG whitelist includes a CSG identity of the neighbor cell and PLMN identities of the neighbor cell. The user equipment sends a CSG membership indicator indicating whether the neighbor cell is the CSG member cell. | 08-15-2013 |
20130215785 | METHOD AND APPARATUS FOR COORDINATING INTER-CELL INTERFERENCE - Provided are a method and an apparatus for coordinating inter-cell interference. A user equipment receives from a serving cell information on a downlink timing offset between an interfering cell and an interfered cell and a limited resource measurement, and applies the downlink timing offset to perform measurement using a radio resource indicated for the limited resource measurement, thereby allowing the user equipment to be provided services through the radio resource which substantially mitigates interference, and enhancing connectivity with a network. | 08-22-2013 |
20130215855 | METHOD FOR TRANSMITTING AND RECEIVING SIGNALS IN CONSIDERATION OF TIME ALIGNMENT TIMER AND USER EQUIPMENT FOR THE SAME - A method for transmitting and receiving signals in consideration of a time alignment timer and user equipment (UE) for the same are provided. In this method, a UE performs initial transmission or retransmission of an uplink signal using wireless resources corresponding to an uplink grant signal received from a base station only when a time alignment timer of the UE is running. The UE does not transmit a HARQ feedback signal for a downlink signal received from the base station to the base station when the time alignment timer of the UE is not running. | 08-22-2013 |
20130223267 | METHOD FOR PERFORMING SELECTIVE MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM AND DEVICE FOR SUPPORTING SAME - Provided is a method which is performed by a user equipment in a wireless communication system. The method comprises the following steps: receiving from a serving cell a first measurement setting which is applied to normal operation; receiving from an interfering cell a second measurement setting when a high interference situation occurs; deciding whether the high interference situation has occurred; and performing the measurement based on the first measurement setting and the second measurement setting when the high interference occurrence is detected. | 08-29-2013 |
20130223268 | METHOD FOR MEASURING IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR SUPPORTING SAME - Provided is a method for measuring which is performed by a user equipment in a wireless communication system. The method comprises the following steps: receiving from a serving cell an interference area indication setting including information which permits the user equipment to transmit the interference area indication; deciding whether a limited measurement is necessary; and transmitting the interference area indication for indicating that the limited measurement is necessary to the serving cell, receiving a limited resource measurement setting as a reply to the interference area indication, and performing the measurement based on the limited resource measurement setting, when the limited measurement is decided as necessary. | 08-29-2013 |
20130223393 | METHOD FOR COORDINATING INTER-CELL INTERFERENCE AND BASE STATION - Provided are a method for coordinating inter-cell interference and a base station using same. A first base station receives from the second base station a configuration request message for requesting a radio resource setting to coordinate inter-cell interference. The first base station transmits to the second base station a configuration response message as a response to the configuration request message. | 08-29-2013 |
20130229938 | METHOD FOR PERFORMING LIMITED MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS SUPPORTING SAME - Provided is a method for measuring, which is performed by a user equipment in a wireless communication system. The method for measuring comprises the following steps: receiving from a serving cell a report request message on measured resource limitation; attempting to acquire the information on the measured resource limitation; and transmitting the report request message on the measured resource limitation including the information on the measured resource limitation to the serving cell; receiving from the serving cell the measured resource limitation setting; and performing the limited measurement, when the information on the measured resource limitation is successfully acquired. | 09-05-2013 |
20130235803 | METHOD OF SELECTIVELY APPLYING A PDCP FUNCTION IN WIRELESS COMMUNICATION SYSTEM - Disclosed is a wireless communication system and terminal for providing a wireless communication service, and more particularly, a method of selectively applying a PDCP function based on data characteristic transmitted through a radio bearer in an Evolved Universal Mobile Telecommunications System (E-UMTS) evolved from a UMTS, Long Term Evolution (LTE) System or LTE-Advanced (LTE-A) system. | 09-12-2013 |
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 |
20130252605 | APPARATUS AND METHOD OF REPORTING LOGGED MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting logged measurements of an user equipment in a wireless communication system is provided. The user equipment in a Radio Resource Control (RRC) connected mode receives from a base station a Minimization of Drive Tests (MDT) configuration. The user equipment transitions from the RRC connected mode to an RRC idle mode and logs measurements based on the MDT configuration. The user equipment transmits to the base station a logging indicator indicating an availability of the logged measurement. | 09-26-2013 |
20130265866 | METHOD FOR DETECTING FAILURES OF RANDOM ACCESS PROCEDURES - A method of performing a random access channel (RACH) procedure between a mobile terminal and a network includes the steps of detecting whether a random access response (RAR) is received from the network within a certain time period, the RAR including information about a random access channel (RACH) preamble transmitted to the network; and if the RAR is not received within the certain time period or if the information about the transmitted RACH preamble included in the RAR does not match the transmitted RACH preamble, performing a first procedure to detect failures in the RACH procedure; and if the RAR is received within the certain time period and if the information about the transmitted RACH preamble included in the RAR matches the transmitted RACH preamble, performing a second procedure to detect failures in the RACH procedure. | 10-10-2013 |
20130279451 | RANDOM ACCESS SCHEME FOR USER EQUIPMENT - A method of efficiently processing a random access response message, when a terminal (or user equipment) performs random access, is disclosed. After the terminal transmits a random access preamble to a base station, the terminal may receive a random access response message having a format of medium access control protocol data unit (MAC PDU) including only a backoff indicator subheader in a MAC header of the MAC PDU, from the base station in response to the random access preamble. As described above, the terminal, which has received the random access response message including only a backoff indicator subheader in the MAC header of the MAC PDU, may consider a random access response reception procedure not successful and may perform a subsequent procedure for a random access responses reception failure. | 10-24-2013 |
20130279493 | METHOD AND APPARATUS FOR MANAGING UPLINK TIME ALIGNMENT - A method and apparatus of managing uplink time alignment in a wireless communication system is provided. A user equipment transmits a random access preamble to maintain an uplink time alignment to a base station and receives a random access response in response to the random access preamble from the base station. | 10-24-2013 |
20130286984 | APPARATUS AND METHOD FOR ALLOCATING RECOURCES FOR LOGICAL CHANNELS IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of allocating a resource for a plurality of logical channels is provided. A transmitter acquires a plurality of available resources for a plurality of component carriers, and allocates the plurality of available resources to the plurality of logical channels based on priority of each of the plurality of logical channels. | 10-31-2013 |
20130294310 | METHOD FOR PERFORMING RANDOM ACCESS PROCEDURES AND TERMINAL THEREOF - A random access procedure between a mobile terminal and a network is performed based upon the characteristics of a RACH preamble. If the RACH preamble was explicitly signaled by the network, a downlink channel is monitored until a new transmission is indicated according to radio resource allocation information received from the network. If the RACH preamble was not explicitly signaled by the network, a contention resolution timer is started and the downlink channel is monitored until the contention resolution timer expires. Such monitoring of downlink channels in a more efficient manner, results in effective reduction in power consumption. | 11-07-2013 |
20130294424 | METHOD AND APPARATUS FOR MANAGING UPLINK TIME ALIGNMENT - A method and apparatus of managing uplink time alignment in a wireless communication system is provided. A user equipment starts a time alignment timer which is used to control how long the user equipment is considered uplink time aligned and receives an expiry request message from a base station while the time alignment timer is running. Upon receiving the expiry request, the user equipment expires the time alignment timer and releasing uplink resources. | 11-07-2013 |
20130301568 | METHOD AND APPARATUS FOR PERFORMING POWER HEADROOM REPORTING PROCEDURE IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus for performing a power headroom reporting (PHR) procedure in a wireless communication system is provided. A user equipment (UE) triggers at least one PHR, and determines whether the triggered at least one PHR is not cancelled. If it is determined that the triggered at least one PHR is not cancelled, the UE transmits a PHR. | 11-14-2013 |
20130303129 | METHOD AND APPARATUS FOR REPORTING MEASUREMENT RESULT - A method and apparatus for reporting measurement results in a wireless communication system is provided. A user equipment receives a measurement configuration from a base station and logs a measurement result based on the measurement configuration. The user equipment determines whether a consent for reporting privacy information is revoked while logging the measurement result. If the consent is revoked, the user equipment stops logging the measurement result. | 11-14-2013 |
20140003346 | METHOD FOR TRANSMITTING STATUS REPORT OF PDCP LAYER IN MOBILE TELECOMMUNICATIONS SYSTEM AND RECEIVER OF MOBILE TELECOMMUNICATIONS | 01-02-2014 |
20140003377 | METHOD FOR PERFORMING RANDOM ACCESS PROCEDURE IN WIRELESS COMMUNICATION SYSTEM | 01-02-2014 |
20140024360 | METHOD FOR SUPPORTING MOBILITY OF USER EQUIPMENT BASED ON SELECTIVE MOBILITY COUNTING IN A WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - A method for supporting a mobility of a user equipment (UE) in a wireless communication system is provided. The method includes: acquiring mobility context; performing the mobility with a target cell; determining whether non-updating criterion is satisfied based on the mobility context; updating a mobility counter of the UE based on the result of the determining; performing a mobility state estimation (MSE) by estimating a mobility state of the UE based on the updated mobility counter of the UE; and scaling a mobility parameter based on the estimated mobility state. | 01-23-2014 |
20140029541 | METHOD FOR SUPPORTING MOBILITY OF USER EQUIPMENT IN A WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - A method for supporting a mobility of a user equipment (UE) in a wireless communication system is provided. The method includes: performing the mobility with a target cell; receiving mobility state estimation (MSE) basis information; updating a mobility counter of the UE based on the MSE basis information; performing the MSE by estimating a mobility state of the UE based on the updated mobility counter of the UE; and scaling a mobility parameter based on the estimated mobility state. | 01-30-2014 |
20140031039 | METHOD FOR COMMUNICATION BASED ON MOBILITY EVALUATION IN A WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - A method for communication based on mobility evaluation in a wireless communication system is provided. The method includes: receiving evaluation basis information from a network, the evaluation basis information basis information comprising an offset value for mobility evaluation and a domain condition; determining whether the domain condition is satisfied; performing the mobility evaluation for at least one neighbor cell based on the offset value, if the domain condition is satisfied; and selecting a cell among the at least one neighbor cell as a mobility target cell, if a result of the mobility evaluation satisfies a predetermined criterion. | 01-30-2014 |
20140031041 | METHOD FOR PERFORMING MOBILITY IN A 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 a report configuration from a serving cell, the report configuration including detection basis information; detecting whether a cell is present based on the detection basis information; transmitting, by the UE, a detection report reporting the detected cell is present to the serving cell; receiving a measurement configuration used for measuring the detected cell from the serving cell; measuring the cell based on the measurement configuration; and performing mobility with the cell. | 01-30-2014 |
20140036752 | METHOD FOR TRANSITIONING BETWEEN MULTIPLE RECEPTION LEVELS - There is provided a method for enabling a user equipment (UE) to transition between a non-discontinuous reception (Non-DRX) level and at least one discontinuous reception (DRX) level. The LIE in a DRX level wakes up periodically to monitor a scheduling channel. The method includes receiving a DRX indicator in a Non-DRX level with continuously monitoring the scheduling channel and transitioning from the Non-DRX level to a DRX level indicated by the DRX indicator. The UE can transition between multiple DRX levels by an explicit command/signaling. | 02-06-2014 |
20140044120 | METHOD OF PERFORMING UPLINK SYNCHRONIZATION IN WIRELESS COMMUNICATION SYSTEM - A method of performing uplink synchronization in a wireless communication system includes transmitting a random access preamble which is randomly selected from a set of random access preambles, receiving a random access response, the random access response comprising a random access preamble identifier corresponding to the random access preamble and a time alignment value for uplink synchronization, starting a time alignment timer after applying the time alignment value, starting a contention resolution timer after receiving the random access response, wherein contention resolution is not successful when the contention resolution timer is expired, and stopping the time alignment timer when the contention resolution timer is expired. | 02-13-2014 |
20140051428 | METHOD FOR REPORTING IN WIRELESS COMMUNICATION SYSTEM AND DEVICE SUPPORTING SAME - Provided is a method for reporting carried out by a terminal in a wireless communication system. The method comprises: receiving a public land mobile network (PLMN) list, which is information on one or more of PLMNs on which a logged minimization drive test (MDT) is valid; receiving information for executing the logged MDT; logging a measurement on the basis of the information for executing the logged MDT; entering a target cell in a radio resource control (RRC) connected state; determining whether or not the logged measurement is reportable; and if determined possible to report to the target cell, reporting the whole or a part of the logged measurement to the target cell. Whether or not the logged measurement can be reported is determined on the basis of the PLMN list. | 02-20-2014 |
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 |
20140056259 | METHOD OF TRANSMITTING AND RECEIVING DOWNLINK DATA IN WIRELESS COMMUNICATION SYSTEM - A method of transmitting data through a downlink common transport channel in a wireless communication system is disclosed. The method comprises receiving measurement information transmitted from a user equipment at an upper network node, forwarding control information of the common transport channel, which is acquired from the measurement information, from the upper network node to a base station, and transmitting downlink data from the base station to the user equipment through the common transport channel in accordance with the control information. | 02-27-2014 |
20140099912 | METHOD AND APPARATUS FOR CONTROLLING USER EQUIPMENT ACCESS IN WIRELESS COMMUNICATION SYSTEM - Provided are a method and an apparatus for controlling user equipment access in a wireless communication system. When the user equipment (UE) is configured to perform extended access barring (EAB), and a radio resource control (RRC) establishment cause is not set to either of emergency call mobile terminating (MT) access or high priority access, the EAB execution is indicated to a lower layer. | 04-10-2014 |
20140105095 | METHOD AND APPARATUS FOR TRANSMITTING SERVICE INTEREST INDICATION MESSAGE IN WIRELESS COMMUNICATION SYSTEM - Provided are a method and an apparatus for transmitting a multimedia broadcast/multicast service (MBMS) interest indication message in a wireless communication system. A user equipment (UE) receives from a first base station system information for an MBMS which is broadcasted, and transmits the MBMS interest indication message to the first base station when the user equipment performs a handover from a second base station, which does not broadcast the system information for the MBMS, to the first base station. | 04-17-2014 |
20140133463 | METHOD AND APPARATUS FOR SUPPORTING CSG SERVICE IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus for supporting a closed subscriber group (CSG) service is provided. The apparatus includes a memory to store CSG subscription information and a processor operatively coupled to the RF unit and memory to implement a radio interface protocol. The processor accesses a base station (BS), transmits the CSG subscription information to the BS, receives an access mode from the BS where the access mode is determined based on the CSG subscription information, and negotiates with the BS with regard to a CSG service if the access mode supports a CSG to which the apparatus belongs. | 05-15-2014 |
20140148145 | METHOD OF REPORTING SYSTEM INFORMATION IN A WIRELESS COMMUNICATION SYSTEM AND DEVICE FOR SUPPORTING SAME - The present invention relates to a method for a terminal to report system information in a wireless communication system. The method includes: transmitting a previously-obtained system information availability indicator that indicates to a serving cell that there is previously obtained system information on a neighboring cell; and receiving a system report request from the serving cell; and transmitting a system information report to the serving cell in response to the system report request. The system report request includes a previously obtained system information report request indicator. When the previously obtained system information report request indicator indicates that there is a report on the previously obtained system information, the system information report includes the previously obtained system information and the previously obtained system information is system information obtained from the neighboring cell before the system report request is received. | 05-29-2014 |
20140148146 | METHOD FOR REPORTING IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR SUPPORTING SAME - A method for reporting in a wireless system, according to one embodiment, is provided. The method comprises: receiving a measurement setting from a serving cell, wherein the measurement setting comprises a system information report indicator for indicating a system information report of a cell to which a measurement result is reported; deciding whether a report condition is satisfied based on the measurement setting; and transmitting to the serving cell a measurement report message comprising the measurement result of the cell to which the result is reported, which satisfied the report condition. The measurement report message further comprises system information of the cell to which the report is made. | 05-29-2014 |
20140160985 | METHOD FOR COMMUNICATING WITH DATA THROUGH COMPONENT CARRIERS IN MOBILE COMMUNICATION SYSTEM TO WHICH CARRIER AGGREGATION METHOD IS APPLIED AND APPARATUS THEREFOR - The present invention relates to a method for enabling a terminal to communicate with data by modifying an association relationship among component carriers in a mobile communication system supporting carrier aggregation and an apparatus therefor. The method in accordance with one embodiment of the present invention, comprises: receiving a message including identifier information for modifying an association relationship among at least one downlink component carrier and at least one uplink component carrier from a base station; receiving predetermined data through at least one downlink component carrier from the base station; and transmitting feedback data to the base station for data received through the uplink component carrier modified according to the identifier information. | 06-12-2014 |
20140162657 | METHOD FOR REPORTING SYSTEM INFORMATION IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR SUPPORTING SAME - A method for a terminal reporting system information in a wireless communication system is disclosed. The method comprises: receiving a system information report request of a neighboring cell from a serving cell; and transmitting a system information report to the serving cell as a response to the system information report request. If the terminal has system information that is obtained in advance of the neighboring cell that is obtained before receiving the system information report request, the system information report comprises the system information that is obtained in advance and validity information on the system information that is obtained in advance. | 06-12-2014 |
20140162658 | METHOD FOR REPORTING SYSTEM INFORMATION IN WIRELESS COMMUNICATION AND APPARATUS FOR SUPPORTING SAME - A method for a terminal reporting system information in a wireless communication system is disclosed. The method comprises: receiving a system information report request of a neighboring cell from a serving cell; deciding whether to report the system information on the neighboring cell, which is obtained in advance, to the serving cell; and reporting the system information that is obtained in advance to the serving cell when a decision is made to report the system information, wherein the system information that is obtained in advance is system information of the neighboring cell that is obtained before receiving the system information report request. | 06-12-2014 |
20140169282 | METHOD OF TRANSMITTING AND RECEIVING PAGING MESSAGES IN A WIRELESS COMMUNICATION SYSTEM - A method of transmitting and receiving paging messages in a wireless communication system is disclosed. The method of transmitting paging messages in a wireless communication system comprises transmitting paging messages to a plurality of user equipments from a network of the wireless communication system, wherein the network transmits the paging messages to different user equipments, which are in different connection states, through different channels. | 06-19-2014 |
20140169320 | METHOD AND APPARATUS FOR REPORTING LOCATION INFORMATION - A method and apparatus for reporting location information are provided. A wireless device transmits a Packet Data Convergence Protocol (PDCP) control Protocol Data Unit (PDU) to a base station. The PDCP control PDU includes a D(Data)/C(Control) field indicating a control PDU, a PDU type field indicating location information and the location information of the wireless device. | 06-19-2014 |
20140185517 | APPARATUS AND METHOD OF MANAGING RADIO BEARER IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of managing a radio bearer is disclosed. A relay node (RN) sets up at least one UuRB for a Uu interface between a user equipment (UE) and the RN and a UnRB for a Un interface between the RN and a base station (BS). The at least one UuRB is mapped to the UnRB according to quality of service (QoS) guaranteed by the at least one UuRB to setup a RB between the UE and the BS. | 07-03-2014 |
20140185558 | METHOD OF CONTROLLING A MONITORING OPERATION OF PHYSICAL DOWNLINK CHANNEL IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system and a terminal providing a wireless communication service and to a method by which a base station and a terminal transmit and receive data in an evolved universal mobile telecommunications system evolved from universal mobile telecommunications system or a long term evolution system, and more particularly, to a method of controlling a monitoring operation of a physical downlink channel during a radio resource allocation procedure such that the radio resource allocation procedure can be performed with a minimum power usage by the terminal. | 07-03-2014 |
20140192748 | METHOD OF TRANSMITTING AND RECEIVING CONTROL INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - A method of transmitting or receiving control information in a wireless communication system is discussed. The method in one embodiment includes transmitting indication information including an MBMS related identifier to at least one user equipment; and transmitting control information which has been changed to the at least one user equipment after the transmission of the indication information, wherein the control information is transmitted via a multicast control channel (MCCH) and a multicast channel (MCH). | 07-10-2014 |
20140206371 | APPARATUS AND METHOD OF REPORTING LOGGED MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting logged measurements of an user equipment in a wireless communication system is provided. The user equipment in a Radio Resource Control (RRC) connected mode receives from a base station a Minimization of Drive Tests (MDT) configuration. The user equipment transitions from the RRC connected mode to an RRC idle mode and logs measurements based on the MDT configuration. The user equipment transmits to the base station a logging indicator indicating an availability of the logged measurement. | 07-24-2014 |
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 |
20140235271 | METHOD FOR REPORTING POSITION INFORMATION TOGETHER WITH OTHER INFORMATION IN A WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR SUPPORTING SAME - According to one aspect of the present invention, a reporting method in a wireless communication system is provided. The method comprises: determining a service state; controlling positioning for acquiring position information based on the service state; acquiring information on the position of a terminal according to the positioning mode determined by said controlling; and reporting the acquired position information to a network. | 08-21-2014 |
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 |
20140242974 | APPARATUS AND METHOD OF REPORTING LOGGED MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting logged measurements in a wireless communication system is provided. A user equipment in a Radio Resource Control (RRC) connected mode receives Minimization of Drive Tests (MDT) configuration from a base station and starts a validity timer upon receiving the MDT configuration. The user equipment in an RRC idle mode logs measurements based on the MDT configuration to collect logged measurements while the validity timer is running. When the validity timer is expired, the user equipment discards the MDT configuration. | 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 |
20140248842 | METHOD OF PERFORMING A MINIMIZATION OF DRIVE TEST (MDT) FOR SPECIFIC AREA IN WIRELESS COMMUNICATION SYSTEM - Disclosed is a wireless communication system and terminal for providing a wireless communication service, and more particularly, a method of effectively perform an operation of MDT (Minimization Driving Test) for a specific area or a specific cell in an Evolved Universal Mobile Telecommunications System (E-UMTS) evolved from a UMTS, Long Term Evolution (LTE) System or LTE-Advanced (LTE-A) system. | 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 |
20140254393 | METHOD AND APPARATUS FOR REPORTING PDCP STATUS - A method and apparatus for method for reporting a Packet Data Convergence Protocol (PDCP) status are provided. A wireless device sets up a radio bearer that does not perform retransmission at a Radio Link Control (RLC) layer and transmit a PDCP status report for the radio bearer to a base station, the PDCP status report indicating which at least one PDCP Service Data Unit (SDU) is missing. | 09-11-2014 |
20140269336 | METHOD AND APPARATUS FOR MONITORING PHYSICAL DOWNLINK CONTROL CHANNEL IN A SYSTEM HAVING CELLS - A method and apparatus for performing communication associated with carrier aggregation are provided. The present description provides a method comprising: configuring, by a user equipment (UE), a primary cell (P-cell) and at least one secondary cell (S-cell); and monitoring, by the UE, at least one physical downlink control channel (PDCCH) transmitted on the at least one S-cell in a subframe if the P-cell is not configured as an uplink subframe in the subframe. In the method, the UE may operate in a half-duplex TDD mode. Further, first TDD configuration can be applied to the P-cell and second TDD configuration different from the first TDD configuration can be applied to the S-cell. | 09-18-2014 |
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 |
20140286227 | METHOD OF TRANSMITTING AND RECEIVING CONTROL INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - A method of transmitting and receiving control information in a wireless communication system is disclosed. The method of receiving control information related to a specific point-to-multipoint service in a user equipment of a wireless communication system comprises receiving a notification message including indication information and an identifier identifying the point-to-multipoint service from a network, the indication information indicating at least one downlink channel related to the specific point-to-multipoint service among a plurality of downlink channels established for transmission of control information for at least one or more point-to-multipoint service, and receiving at least one downlink channel indicated by the indication information. | 09-25-2014 |
20140293927 | METHOD OF CONTROLLING UPLINK SYNCHRONIZATION STATE AT A USER EQUIPMENT IN A MOBILE COMMUNICATION SYSTEM - A method of controlling uplink synchronization state at a user equipment in a mobile communication system is disclosed. The method of controlling an uplink synchronization state at a user equipment in a mobile communication system comprises receiving control information associated with controlling uplink synchronization state of the user equipment from a network, releasing uplink resources allocated from the network if the uplink synchronization state is shifted from a synchronization state to an asynchronous state based on the control information. | 10-02-2014 |
20140301266 | METHOD OF MONITORING CONTROL CHANNEL IN WIRELESS COMMUNICATION SYSTEM - A method of monitoring a control channel in a wireless communication system includes monitoring a physical down-link control channel (PDCCH) during a monitored duration, wherein the monitored duration is a part of a discontinuous reception (DRX) period, the DRX period specifying the periodic repetition of the monitored duration followed by a non-monitored duration. By monitoring a control channel during a DRX period, battery consumption of a user equipment can be reduced and an operation time of the user equipment can be increased. | 10-09-2014 |
20140314046 | METHOD OF COMMUNICATION FOR CIRCUIT SWITCHED SERVICE IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - In an aspect, a method of communication performed by a user equipment (UE) camping on a long term evolution (LTE) cell in a wireless communication system is provided. The method include: receiving a Circuit Switched fallback (CSFB) control message from a network, the CSFB control message comprising prioritization information for CS service; determining whether the CS service is triggered; if it is determined that the CS service is triggered, applying a priority to frequencies of at least one cell in accordance with the priority information; performing a mobility procedure based on the applied priority; performing a Radio Resource Control (RRC) connection establishment procedure with a selected inter-RAT cell; and initiating the CS service. | 10-23-2014 |
20140329529 | METHOD OF CELL RESELECTION BY APPLYING SUPREME PRIORITY IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME - A method of a cell reselection performed by a user equipment (UE) in a wireless communication system, the method comprising: receiving supreme priority information from a target cell, the supreme priority information indicating whether a deprioritization is applied; applying the supreme priority information, if the supreme priority information indicates that the deprioritization is applied; and performing a cell reselection based on the applied deprioritization. | 11-06-2014 |
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 |
20140357197 | Method of Reporting an Aggregated Measurement in Wireless Communication System - Disclosed is the radio (wireless) communication system providing a radio communication service and the terminal, and more particularly, to a method of transmitting an aggregated measurement report to a network in an Evolved Universal Mobile Telecommunications System (E-UMTS) evolved from the Universal Mobile Telecommunications System (UMTS) or a Long Term Evolution (LTE) system. | 12-04-2014 |
20140362803 | METHOD FOR A USER TERMINAL TO RANDOM ACCESS A CARRIER AGGREGATION MOBILE COMMUNICATION SYSTEM - A method for random access to a base station by a user equipment (UE) in a mobile communication system using carrier aggregation in which communication is conducted over a plurality of component carriers, and a terminal for the method are disclosed. When the UE performs a contention-based random access procedure in the mobile communication system to which CA technology is applied, the UE considers an uplink grant signal as a contention resolution message when receiving the uplink grant signal from a eNB only when the uplink grant signal is received through a downlink CC corresponding to an uplink CC used to transmit a random access preamble or a third message, to thereby prevent contention resolution from being erroneously ended. | 12-11-2014 |
20140370901 | METHOD AND APPARATUS FOR SUPPORTING CSG SERVICE IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus for supporting a closed subscriber group (CSG) service is provided. A user equipment determines whether a neighbor cell is a CSG member cell for which a CSG whitelist includes a CSG identity of the neighbor cell and PLMN identities of the neighbor cell. The user equipment sends a CSG membership indicator indicating whether the neighbor cell is the CSG member cell. | 12-18-2014 |
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 |
20140378068 | APPARATUS AND METHOD OF REPORTING MEASUREMENT RESULT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting measurement results in a wireless communication system is provided. A user equipment receives a measurement configuration which configures a plurality of serving cells as measurement objects and performs measurements for the plurality of serving cells based on the measurement configuration to determine measurement results for the plurality of serving cells. The user equipment reports the measurement results for the plurality of serving cells. | 12-25-2014 |
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 |
20150029867 | APPARATUS AND METHOD OF DISCARDING LOGGED MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM - A method of discarding logged measurements in a wireless communication system is provided. A user equipment in a Radio Resource Control (RRC) connected mode receives a Minimization of Drive Tests (MDT) configuration from a base station and starts a validity timer upon receiving the MDT configuration. The user equipment in an RRC idle mode logs measurements based on the MDT configuration to collect logged measurements while the validity timer is running. When the validity timer is expired, the user equipment discards the MDT configuration and starts a conservation timer. When the conservation timer is expired, the logged measurements are discarded. | 01-29-2015 |
20150030008 | METHOD AND APPARATUS FOR CONTROLLING DEACTIVATION TIMER OF CELL - The present specification proposes a technique for controlling a deactivation timer of a cell. Specifically, the present specification proposes a method for controlling a deactivation timer of a cell in a mobile communication system. The method comprises the steps of: configuring a primary cell and at least one secondary cell on user equipment (UE); receiving, from the UE, an indicator related to a deactivation timer for one secondary cell from among one or more secondary cells; and disabling, on the UE, the deactivation timer of one secondary cell on the basis of the indicator. | 01-29-2015 |
20150031366 | APPARATUS AND METHOD OF REPORTING LOGGED MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of reporting logged measurements of an user equipment in a wireless communication system is provided. The user equipment in a Radio Resource Control (RRC) connected mode receives from a base station a Minimization of Drive Tests (MDT) configuration. The user equipment transitions from the RRC connected mode to an RRC idle mode and logs measurements based on the MDT configuration. The user equipment transmits to the base station a logging indicator indicating an availability of the logged measurement. | 01-29-2015 |
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 |