Patent application number | Description | Published |
20080225764 | Method and Apparatus for Improving Configurations of Serving Grants for a User Equipment in a Wireless Communications System - A method of improving configurations of serving grants for a user equipment in a wireless communications system includes providing a scheduling grant table for configuring a serving grant value according to a reference value when a relative grant message is received. The reference value is determined according to a previously received absolute grant message. The method then includes setting a maximum scheduled grant value of the scheduling grant table to be equal to or greater than a maximum absolute grant value capable of being indicated by the absolute grant message. | 09-18-2008 |
20080225784 | Method and Apparatus for Configuring a Transport Block Size in a Wireless Communications System - A method of setting a transport block size for a user equipment in a wireless communications system includes providing a combination table for being looked up to generate a parameter value according to a combination of a modulation scheme and a number of channelization codes indicated by a base station, so as to decide a transport block size index, and configuring a first parameter value corresponding to a least resource usage in the combination table as a first transport block size index before deciding the transport block size index. The first transport block size index is a transport block size index corresponding to a smallest transport block size in a transport block size table, and the combination table and the transport block size table are used when quadrature phase shift keying (QPSK) modulation, 16 quadrature amplitude modulation (16 QAM) or 64 quadrature amplitude modulation (64 QAM) is activated. | 09-18-2008 |
20080225966 | Method and Apparatus for Improving MIMO Operation in a Wireless Communications System - In order to improve Multi-input Multi-Output (MIMO) operation, the present invention provides a method of improving MIMO operation for a user equipment (UE) in a wireless communications system. The method includes receiving a first value according to a number of hybrid automatic repeat request (HARQ) processes in a HARQ procedure for the UE, receiving a first HARQ process identifier corresponding to a primary transport block, and assigning a second HARQ process identifier corresponding to a secondary transport block to be equal to (H+(N/2)) mod (N), wherein H represents the first HARQ process identifier, mod represents modulus arithmetic, and N represents the first value. | 09-18-2008 |
20080259832 | Method and Apparatus for Improving Reordering Functionality in a Wireless Communications System - A method for improving a reordering functionality in a wireless communications system comprises configuring a reset timer, utilized for controlling the reset of a reordering functionality of a protocol entity, reassembling all received protocol data units in the protocol entity with previously stored protocol data unit segments, and discarding all protocol data unit segments that cannot be reassembled in the protocol entity. | 10-23-2008 |
20080279191 | Method and Apparatus of Delivering Protocol Data Units for a User Equipment in a Wireless Communications System - A method of delivering protocol data units (PDUs) for a user equipment in a wireless communications system includes receiving a reordering PDU from a protocol entity. The reordering PDU has a PDU sequence, A first PDU of the PDU sequence is a segment of a PDU having a segmented side at the front, and a last PDU of the PDU sequence is a complete PDU. The first PDU is concatenated with a previously stored PDU segment to form a complete PDU for being delivered to an upper layer entity of the protocol entity when the reordering PDU and the previously stored PDU segment are consecutive. All PDUs other than the first PDU in the reordering PDU are delivered to the upper layer entity. | 11-13-2008 |
20080279192 | Method and Apparatus of Delivering Protocol Data Units for a User Equipment in a Wireless Communications System - A method of delivering protocol data units (PDUs) for a user equipment in a wireless communications system includes receiving a reordering PDU from a protocol entity. The reordering PDU has a PDU sequence. A first PDU of the PDU sequence is a segment of a PDU having a segmented side at the front, and a last PDU of the PDU sequence is a segment of a PDU having a segmented side at the end. The first PDU and a previously stored PDU segment are discarded when the reordering PDU and the previously stored PDU segment are not consecutive. All PDUs other than the first PDU and the last PDU in the reordering PDU are delivered to an upper layer entity of the protocol entity and the last PDU is stored. | 11-13-2008 |
20080279193 | Method and Apparatus of Delivering Protocol Data Units for a User Equipment in a Wireless Communications System - A method of delivering packet data units (PDUs) for a user equipment in a wireless communications system includes receiving a reordering PDU having at least one upper layer PDU from a protocol entity, determining whether the at least one upper layer PDU are segmented for reassembling with a previously stored segment of a upper layer PDU according to a segmentation indication message corresponding to the reordering PDU, and delivering the at least one PDU to an upper layer protocol entity and discarding the previously stored segment when the at least one upper layer PDU are all not segmented PDUs. | 11-13-2008 |
20080279194 | Method and Apparatus of Improving Reset of Evolved Media Access Control Protocol Entity in a Wireless Communications System - A method of improving reset of an evolved media access control (MAC-ehs) protocol entity for a user equipment of a wireless communications system is disclosed. The MAC-ehs entity includes a plurality of reordering queues and a plurality of reassembly entities. The method includes receiving a reset request for resetting the MAC-ehs entity, delivering all reordering packet data units (PDUs) stored in the plurality of reordering queues to the corresponding reassembly entities for performing a reassembly process to deliver complete upper layer PDUs to an upper layer entity, and discarding all PDU segments still existing in the plurality of reassembly entities. | 11-13-2008 |
20080285493 | Method of Comparing State Variable or Packet Sequence Number for a Wireless Communications System and Related Apparatus - A method of comparing a state variable or a sequence number, hereinafter called SN, of a packet with modulus arithmetic for a receiving terminal of a wireless communications system includes determining an SN range of a receiving window and using a minimum SN of the receiving window as a modulus base for a duplicate avoidance and reordering, hereinafter called DAR, entity and a reception buffer when a DAR function is configured; determining an SN range of a storage window and using a minimum SN of the storage window as the modulus base when an out of sequence packet delivery function is configured; and using an SN of the latest packet received by the reception buffer plus a first predetermined value as the modulus base when neither the out of sequence packet delivery function nor the DAR function is configured. | 11-20-2008 |
20080298340 | Method and Apparatus for Improving Transmission of Downlink Shared Channel in a Wireless Communications System - A method for improving transmission of a downlink shared transport channel in a wireless communications system is provided in the present invention to avoid redundant signaling. The method includes steps of mapping a broadcast control channel to a downlink shared transport channel for transmitting a system information broadcast message through the downlink shared transport channel, and forming a packet without any headers according to the system information broadcast message. | 12-04-2008 |
20080299996 | Method and Apparatus for Managing Downlink Discontinuous Reception Operation in a Wireless Communications System - A method for managing downlink discontinuous reception associated with paging for a user equipment of a wireless communications system is provided in order to avoid system malfunction due to inappropriate use of configuration. The method includes initiating a radio resource control, hereinafter called RRC, connection establishment procedure to request a network terminal for an RRC connection, receiving a request accepting message including a first information element for indicating the UE an assigned RRC state to be entered and a second information element for providing configuration corresponding to the downlink discontinuous reception, and ignoring the second information element when the assigned RRC state is a state for allocation of dedicated radio resources. | 12-04-2008 |
20080313519 | Method and Apparatus for Improving Hybrid Automatic Repeat Request Operation in a Wireless Communications System - In order to avoid unknown behavior of a user equipment, the present invention provides a method of improving Hybrid Automatic Repeat Request, known as HARQ, operation for a network in a wireless communications system. The method includes adding a HARQ information information element, abbreviated to IE, and a Multi-Input Multi-Output, known as MIMO, parameters IE into a radio resource control message, wherein the radio resource control message is used by the network to assign, replace or release a physical channel used by the user equipment, and transmitting the radio resource control message to the user equipment. | 12-18-2008 |
20090024896 | Method and Apparatus for Improving Hybrid Automatic Repeat Request Operation in a Wireless Communications System - A method of improving Hybrid Automatic Repeat Request operation for a user equipment operating in HS-SCCH less operation in a wireless communications system includes receiving a retransmission data in an HARQ procedure, determining a decoding result of data stored in a first soft buffer, combining the retransmission data with the data stored in the first soft buffer for generating a combined data when the UE determines that the data stored in the first soft buffer has not been successfully decoded, and performing a decoding process on the combined data and a store process corresponding to a second soft buffer. The first soft buffer is obtained by a first rule and the second soft buffer is obtained by a second rule. | 01-22-2009 |
20090034485 | Method and Apparatus for Improving Continuous Packet Connectivity in a Wireless Communications System - A method of improving CPC for a UE in a wireless communications system includes receiving a reconfiguration message, determining the content of a second information element, abbreviated to IE, included in a first IE when the first IE is included in the reconfiguration message, wherein the first IE is used for indicating timing information of a discontinuous transmission and discontinuous reception, abbreviated to DTX-DRX, operation and the second IE is used for selecting a timing of the DTX-DRX operation, and using the content of the first IE without storing the content of the first IE when the content of the second IE is a new timing. | 02-05-2009 |
20090086756 | Method and Apparatus for Improving Reset of Evolved Media Access Control Protocol Entity in a Wireless Communications System - In order to enhance system efficiency, a method of improving reset of an evolved media access control (MAC-ehs) protocol entity for a user equipment in a wireless communications system is disclosed. The MAC-ehs entity includes a first reset function and a second reset function. The first reset function is activated according to an upper layer request, while the second rest function is activated when any reset timer of the MAC-ehs protocol entity expires. The method includes the steps of activating the first reset function, and stopping all active reset timers of the MAC-ehs protocol entity and setting all reset timers of the MAC-ehs protocol entity to their initial values. | 04-02-2009 |
20090109951 | Method and Apparatus for Counting Transmission Times of a PDU - A method and apparatus for counting transmission times of a protocol data unit (PDU) in a wireless communications system is disclosed, so as to trigger a specific operation of the PDU. The method includes performing a first transmission of the PDU and configuring a counter corresponding to transmission times of the PDU; and counting one times to the counter if a transmission includes any part of the PDU after the first transmission of the PDU is performed. | 04-30-2009 |
20090143063 | Method and Apparatus for Setting a Highest Received State Variable in a Wireless Communication System - The present invention provides a method for setting a highest received state variable in a receiver of a wireless communication system, which comprises receiving a segment of a data protocol data unit having a sequence number greater than or equal to a value of the highest received state variable, and updating the value of the highest received state variable according to the sequence number of the data protocol data unit. | 06-04-2009 |
20090147726 | Method for improving Discontinuous Reception for a Wireless Communication System and Related Communication Device - A method for improving discontinuous reception for a user equipment of a wireless communication system includes separately managing retransmission reception time limits of a plurality of downlink hybrid automatic repeat request (DL HARQ) processes when the discontinuous reception is used in the plurality of DL HARQ processes. | 06-11-2009 |
20090147727 | Method for Improving Discontinuous Reception for a Wireless Communication System and Related Communication Device - A method for improving discontinuous reception for a user equipment of a wireless communication system includes separately managing retransmission detecting timings of a plurality of downlink hybrid automatic repeat request (DL HARQ) processes when the discontinuous reception is used in the plurality of DL HARQ processes. | 06-11-2009 |
20090175229 | Method and Apparatus for Performing Buffer Status Reporting - A method for performing buffer status reporting (BSR) in a user equipment of a wireless communication system comprises forming a MAC PDU comprising a padding field with a size smaller than a first predefined value, selecting a first logic channel group from a plurality of logic channel groups of the user equipment according to priorities and data amounts of uplink buffers of the plurality of logic channel groups, carrying information about a data amount of an uplink buffer of the first logic channel group with a short-format BSR control element, and carrying the short-format BSR control element with the padding field of the MAC PDU for a network of the wireless communication system. | 07-09-2009 |
20090181670 | Method and Related Communications Device for Improving Discontinuous Reception Functionality - A method of improving discontinuous reception (DRX) functionality for a user equipment (UE) of a wireless communication system is disclosed, so as to allow continuous reception of following transmissions during a retransmission period. The method includes steps of monitoring a Physical Downlink Control Channel (PDCCH) when an On Duration Timer, a DRX Inactivity Timer or a DRX Retransmission Timer is running; and starting or restating the DRX Inactivity Timer when the PDCCH indicates the UE a new transmission. | 07-16-2009 |
20090221281 | Method and Apparatus for Performing Buffer Status Reporting - The present invention provides a method for performing Buffer Status Reporting (BSR) in a user equipment (UE) of a wireless communication system. The method includes steps of triggering a BSR procedure when a predefined condition is satisfied, and using a short-format BSR control element to perform BSR when no buffered data exists in every logic channel group of the UE. | 09-03-2009 |
20090245225 | Method and Apparatus of Transmission Time Interval Bundling Management - A method for managing transmission time interval bundling transmission in a user equipment of a wireless communication system includes forming a plurality of packets to be transmitted, and selecting a fixed time interval or a dynamic time interval for repeatedly transmitting each packet of the plurality of packets to a network end of the wireless communication system. | 10-01-2009 |
20090259911 | Method and Apparatus for Improving Transmission Time Interval Bundling - A method for improving transmission time interval bundling transmission in a wireless communication system includes transmitting a first bundle at a first time point, and transmitting a second bundle at a second time point behind the first time point, wherein the second time point is located in a bundle round trip time of the first bundle, and the bundle round trip time is a specific multiple of a Hybrid Automatic Repeat Request Round Trip Time. | 10-15-2009 |
20090285104 | Method and Apparatus for Performing Buffer Status Reporting - The present invention provides a method for performing Buffer Status Reporting (BSR) in a user equipment (UE) of a wireless communication system. The method includes steps of forming a Medium Access Control (MAC) Packet Data Unit (PDU), the MAC PDU including padding bits with a bit amount larger than the size of a BSR MAC control element, triggering a padding BSR procedure, reporting a short BSR MAC control element when the padding bits of the MAC PDU cannot accommodate a long BSR MAC control element, and indicating the short BSR MAC control element triggered by the padding BSR procedure through a sub-header corresponding to the BSR MAC control element in the MAC PDU. | 11-19-2009 |
20090316613 | Method and Apparatus for Improving Continuous Packet Connectivity in a Wireless Communications System - A method of improving Continuous Packet Connectivity for a user equipment in a wireless communications system includes receiving a reconfiguration message and starting a discontinuous transmission and discontinuous reception, abbreviated to DTX-DRX, operation when the user equipment meets a plurality of conditions and confirms that a specific information element, abbreviated to IE, is included in the reconfiguration message, wherein the specific IE is used for storing timing information of the DTX-DRX operation. | 12-24-2009 |
20100020755 | Method and Apparatus for Improving DRX Functionality - A method for improving a Discontinuous Reception (DRX) functionality in a user equipment (UE) of a wireless communication system is disclosed. The method includes steps of configuring a DRX functionality, and defining a first DRX inactivity timer for uplink transmission of the UE and a second DRX inactivity timer for downlink transmission of the UE, respectively. | 01-28-2010 |
20100023835 | Method and Apparatus for Improving HARQ Operation - The present invention provides a method for improving a Hybrid Automatic Repeat Request (HARQ) operation in a user equipment (UE) of a wireless communication system. The UE operates in an HS-SCCH Less Operation. The method includes steps of decoding data of an HARQ procedure corresponding to a current Transmission Time Interval (TTI); delivering the data to an upper layer reordering entity and reporting a positive acknowledgement (ACK) corresponding to the data when the data is successfully decoded; and considering data stored in a soft buffer corresponding to the current TTI has been decoded successfully. | 01-28-2010 |
20100035624 | Method and Apparatus for Improving DRX Functionality - A method for improving a Discontinuous Reception (DRX) functionality in a user equipment (UE) of a wireless communication system is disclosed. The method includes steps of configuring a timer for controlling the DRX functionality, which indicates the UE a time length to monitor a Physical Downlink Control Channel (PDCCH); and excluding a duration corresponding to a measurement gap from calculation of the time length when a running time of the timer is overlapped with the measurement gap. | 02-11-2010 |
20100042884 | Method and Apparatus of Handling TTI Bundling - A method for handling a Transmission Time Interval (TTI) bundling mode in a user equipment (UE) of a wireless communication system is disclosed. The method includes steps of switching an operation status of the TTI bundling mode; and flushing all uplink Hybrid Automatic Repeat Request (HARQ) buffers in the UE when the operation status of the TTI bundling mode is switched. | 02-18-2010 |
20100058135 | Method and Apparatus for Handling HARQ Process of Semi-Persistent Scheduling - A method of handling a hybrid automatic repeat request (HARQ) process for semi-persistent scheduling (SPS) in a user equipment (UE) of a wireless communication system is disclosed. The method includes steps of configuring an SPS functionality which utilizes at least one HARQ process; receiving a first new data indicator (NDI) addressed to an SPS cell radio network temporary identifier (SPS C-RNTI) of the UE for a first HARQ process of the at least one HARQ process; and considering the next transmission to be received by the first HARQ Process as a first transmission of the first HARQ Process when receiving a second NDI addressed to a C-RNTI of the UE for the first HARQ process. | 03-04-2010 |
20100080184 | Method and Apparatus for Improving Interaction between Scheduling Request Procedure and Random Access Procedure - The present invention provides a method for improving interaction between a Scheduling Request procedure and a Random Access procedure in a user equipment (UE) of a wireless communication system. The method includes steps of triggering a Scheduling Request procedure; repeatedly sending a Dedicated Scheduling Request (D-SR) message on a Physical Uplink Control Channel (PUCCH) until an uplink transmission resource for a new transmission is received or the number of D-SR transmissions reaches to a specific value when the PUCCH is configured for the UE; and deactivating all pre-configured transmission resources before performing a Random Access procedure corresponding to the Scheduling Request procedure when the number of D-SR transmissions reaches to the specific value. | 04-01-2010 |
20100110896 | METHOD OF IMPROVING DISCONTINUOUS RECEPTION FUNCTIONALITY AND RELATED COMMUNICATION DEVICE - The present invention provides a method of improving discontinuous reception (DRX) functionality. The method includes entering a DRX cycle, executing a first equation according to a system frame number, a subframe number, and a DRX cycle parameter, for generating a first result, executing a second equation according to a DRX start offset and the DRX cycle parameter, for generating a second result, and starting an on duration timer for monitoring a Physical Downlink Control Channel when the first result is equivalent to the second result. | 05-06-2010 |
20100184445 | Method and Apparatus for Improving Reconfiguration Procedure for Scheduling Request - The present invention provides a method for improving a reconfiguration procedure for Scheduling Request (SR) in a user equipment (UE) of a wireless communication system. The method includes steps of receiving an upper layer request for reconfiguring an SR parameter of the UE, and applying new configuration provided by the upper layer request to the SR parameter when an SR is triggered and there is no other SR pending in the UE. | 07-22-2010 |
20100240406 | Method and Apparatus for Carrier Management - A method for a user equipment (UE) of a wireless communication system performing carrier management is disclosed. The wireless communication system supports Carrier Aggregation (CA), which enables the UE to perform transmission through multiple carriers. The method includes steps of configuring a plurality of carriers, and activating or deactivating a carrier group of the plurality of carriers according to Medium Access Control (MAC) signaling. | 09-23-2010 |
20100329204 | Method and Apparatus for Handling Scheduling Information Report in Wireless Communication System - A method for handling scheduling information report in a user equipment of a wireless communication system includes triggering a scheduling information report to generate a corresponding Medium Access Control Control Element (MAC CE), and keeping and not canceling all triggered scheduling information report(s) when the MAC CE is included in a MAC protocol data unit to be transmitted to a network terminal of the wireless communication system on a contention based uplink resource. | 12-30-2010 |
20110019619 | Method and Apparatus for Handling Physical Downlink Control Channel Orders in Wireless Communication System - A method for handling physical downlink control channel (PDCCH) orders in a user equipment (UE) of a wireless communication system is disclosed. The wireless communication system supports Carrier Aggregation, which enables the UE to perform transmission and/or reception through multiple carriers. The method includes steps of configuring a plurality of carriers, receiving a PDCCH order, and using a specific carrier within the plurality of carriers to trigger a random access procedure according to the PDCCH order. | 01-27-2011 |
20110019628 | Method and Apparatus for Scheduling Request - The present invention provides a method of performing Scheduling Request (SR) in a user equipment (UE) of a wireless communication system. The method includes steps of triggering an SR, sending an SR message on a Physical Uplink Control Channel (PUCCH) when the UE has a configured PUCCH resource, and skipping a plurality of subsequent SR transmission opportunities after the SR message is sent. | 01-27-2011 |
20110055387 | Method and Apparatus for Performing Buffer Status Reporting - The present invention provides a method for performing Buffer Status Reporting (BSR) in a user equipment (UE) of a wireless communication system. The method includes steps of determining whether any BSR has been triggered since last cancellation of a triggered BSR to a current Transmission Time Interval (TTI); and performing a BSR procedure when determining that at least one BSR has been triggered. | 03-03-2011 |
20120281600 | METHOD AND APPARATUS TO IMPROVE DISCONTINUOUS RECEPTION (DRX) OPERATION FOR TDD (TIME DIVISION DUPLEX) AND FDD (FREQUENCY DIVISION DUPLEX) MODE IN CARRIER AGGREGATION (CA) - A method and apparatus are disclosed for performing DRX (Discontinuous) operation. In one embodiment, the method comprises (i) configuring a plurality of cells for carrier aggregation, (ii) configuring the plurality of cells with a plurality of TDD (Time Division Multiplex) UL-DL (Uplink-Downlink) configurations, (iii) configuring the plurality of cells for DRX operation, (iv) configuring a set of DRX timers for the plurality of cells, and (v) running the set of DRX timers for the plurality of cells. | 11-08-2012 |
20120281601 | METHOD AND APPARATUS TO IMPROVE INTER-BAND CARRIER AGGREGATION (CA) IN TDD (TIME DIVISION DUPLEX) MODE - A method and apparatus are disclosed to improve inter-band carrier aggregation (CA) in a UE (User Equipment) in TDD (Time Division Duplex) mode. In one embodiment, the method includes connecting the UE with a PCell (Primary Serving Cell). The method further includes configuring the UE with at least one SCell (Secondary Serving Cell), among which at least one SCell is deactivated, wherein TDD UL-DL (Uplink-Downlink) configurations of the PCell and the at least one SCell may be different. The method also includes taking a TDD UL-DL configuration of an activated serving cell into consideration for defining consecutive PDCCH (Physical Downlink Control Channel) subframes of a drx-InactivityTimer, and not taking a TDD UL-DL configuration of a deactivated serving cell into consideration. | 11-08-2012 |
20130100796 | METHOD FOR IMPROVING DISCONTINUOUS RECEPTION FOR A WIRELESS COMMUNICATION SYSTEM AND RELATED COMMUNICATION DEVICE - A method for improving discontinuous reception for a user equipment of a wireless communication system includes separately managing retransmission reception time limits of a plurality of downlink hybrid automatic repeat request (DL HARQ) processes when the discontinuous reception is used in the plurality of DL HARQ processes. | 04-25-2013 |
20130142140 | METHOD AND APPARATUS FOR RECONFIGURING SPS (SEMI-PERSISTENT) OPERATION IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are: disclosed for improving SPS operation in a wireless communication system. The method includes configuring an user equipment (UE) with a downlink (DL) assignment or an uplink (UL) grant through a PDCCH (Physical Downlink Control. Channel) addressed by a SPS C-RNTI (Semi-Persistent Scheduling Cell Radio Network Temporary Identity). The method also includes receiving, at the LIE, a reconfiguration message for a SPS (Semi-Persistent Scheduling) operation in a higher layer, such as a RRC (Radio Resource Control) layer. The method further includes reconfiguring, at the UE, the SPS operation based on the reconfiguration message if the reconfiguration message includes a release of the SPS operation. | 06-06-2013 |
20130272235 | METHOD AND APPARATUS FOR REDUCING SIGNALING AND DELAY FOR UPLINK SCHEDULING IN A WIRELESS COMMUNICATION NETWORK - A method and apparatus are disclosed for reducing signaling and delay for uplink scheduling in a wireless communication network. The method includes activating a newly configured SCell (Secondary Cell). The method also includes starting a TA (Timing Alignment/Advance) timer associated with the SCell upon detection of a specific DL (Downlink) signaling. The method further includes detecting and processing a PDCCH (Physical Downlink Control Channel) for a PUSCH (Physical Uplink Shared Channel) transmission. In addition, the method includes sending a MAC (Mac Access Control) PDU (Protocol Data Unit) corresponding to the PDCCH scheduling on a PUSCH of the SCell based on an UL transmission timing equal to a specific value. | 10-17-2013 |
20140293873 | METHOD AND APPARATUS FOR SMALL CELL ENHANCEMENTS IN A WIRELESS COMMUNICATION SYSTEM - Methods an apparatuses are disclosed for small cell enhancement in a wireless communication system. The method includes having a user equipment (UE) connected to a Macro evolved Node B (eNB. The method further includes configuring the UE to establish a very first Small Cell through a Radio Resource Control (RRC) message, wherein the very first Small Cell belongs to a Small Cell eNB different from the Macro eNB. | 10-02-2014 |
20140293898 | METHOD AND APPARATUS FOR SCHEDULING REQUEST OPERATION OF SMALL CELL ENHANCEMENTS IN A WIRELESS COMMUNICATION SYSTEM - Methods and apparatuses are disclosed for scheduling request operation in a small cell in a wireless communication system. The method includes having a user equipment (UE) configured with a first serving cell and a second serving cell. The method further includes configuring the (UE) with a first scheduling request (SR) resource on a first physical uplink control channel and a second SR resource on a second physical uplink control channel. The method includes selecting, by the UE, the first SR resource to start a SR procedure in response to a trigger by a buffer status report (BSR), wherein an availability of the first SR resource is nearer to a timing of a triggering of the BSR than the availability of the second SR resource. Also, the method includes sending, by the UE, scheduling requests with the first SR resource on the first physical uplink control channel. | 10-02-2014 |
20150043489 | METHOD AND APPARATUS FOR SMALL CELL ENHANCEMENT IN A WIRELESS COMMUNICATION SYSTEM - A methods and apparatus are disclosed for small cell enhancement in a wireless communication system. The method includes configuring a UE with at least a first cell and a second cell, wherein the first cell is associated with a Master evolved Node B (MeNB) and the second cell is associated with a Secondary evolved Node B (SeNB). The method also includes receiving a command that carries information associated with activation or deactivation of cells. The method further includes determining whether to utilize or ignore the information associated with activation or deactivation of cells based on a determinative condition. | 02-12-2015 |