Patent application number | Description | Published |
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 |
20080285567 | Method and Related Apparatus for Setting Packet Headers in a Wireless Communications System - A method for setting a header, having a header extension type field, of a protocol data unit in a radio link control layer of a wireless communications system includes configuring a “use of the special value of the header extension type field” mode, and setting the header extension type field to indicate that a last octet of the protocol data unit is a last octet of a service data unit when the last octet of the protocol data unit is the last octet of the service data unit and there is no concatenation of service data units inside the protocol data unit. | 11-20-2008 |
20080285584 | Method and Related Apparatus for Handling Re-establishment of Radio Link Control Entity in a Wireless Communications System - A method for handling re-establishment of a radio link control entity having a transmitting side and a receiving side in a wireless communications system includes storing a plurality of control protocol data units, and reserving a poll super field in the plurality of control protocol data units when only the receiving side is re-established. | 11-20-2008 |
20090154430 | Method of Radio Resource Allocation and Related Communication Apparatus - A method of radio resource allocation in a wireless communication system includes allocating radio resource to a plurality of logical channels according to a grant, and allowing the plurality of logical channels to use the remaining grant when the grant remains and the plurality of logical channels having data available for transmission cannot perform resource allocation anymore. | 06-18-2009 |
20090239563 | Method and Apparatus for Improving RRC Connection Procedure - The present invention provides a method for improving a Radio Resource Control (RRC) Connection procedure in a user equipment (UE) of a wireless communication system. The method includes steps of performing an RRC Connection procedure, and resetting or re-establishing a lower layer protocol entity for Signalling Radio Bearers (SRBs) when a cell reselection occurs. | 09-24-2009 |
20090303954 | Method and Apparatus for Handling Scheduling Information Report - The present invention provides a method for handling scheduling information report in a user equipment (UE) of a wireless communication system. The method includes steps of triggering a Buffer Status Report (BSR), which is a Regular BSR, and a Power Headroom Report (PHR); and performing resource allocation when having uplink resource allocated for new transmission, wherein resource allocation priority of a MAC control element of the BSR is higher than that of the PHR. | 12-10-2009 |
20100034162 | Method and Apparatus for Handling Uplink Grant - A method for handling an uplink grant received on a physical downlink control channel (PDCCH) in a user equipment (UE) of a wireless communication system is disclosed. The method includes steps of setting a Temporary Cell Radio Network Temporary Identifier (Temporary C-RNTI) of the UE to a value assigned in a Random Access Response message, monitoring a contention resolution message, receiving an uplink grant on PDCCH addressed to the Temporary C-RNTI, and not using the uplink grant to transmit data if the uplink grant corresponds to a Hybrid Automatic Repeat Request (HARQ) Process different from an HARQ Process used for transmission of a MediumAccess Control (MAC) Protocol Data Unit (PDU) in a Message 3 buffer. | 02-11-2010 |
20100080185 | Method and Apparatus of Handling a Timer for Triggering Buffer Status Report - A method of handling a timer for triggering buffer status report in a user equipment of a wireless communication system is disclosed. The method includes starting a timer used for triggering a buffer status report (BSR), and restarting the timer in a transmission time interval (TTI) for which a semi-persistent scheduling uplink grant has been configured. | 04-01-2010 |
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 |
20100238863 | Method and Apparatus for Power Headroom Reporting - A method for performing Power Headroom Reporting (PHR) in a user equipment (UE) of a wireless communication system 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 uplink carriers, and generating at least one PHR values, each corresponding to one of the plurality of uplink carriers. | 09-23-2010 |
20100272046 | Apparatus and Method for Handling Priority of MAC Control Element - The present invention provides a method for handling priority of MAC control elements in a user equipment (UE) of a wireless communication system. The method includes steps of forming a plurality of transport blocks for uplink transmission in a same sub-frame, including a BSR MAC control element in a first transport block of the plurality of transport blocks, and setting a MAC control element for Padding PHR to have higher priority than a MAC control element for Padding BSR when forming a second transport block of the plurality of transport blocks. | 10-28-2010 |
20100302964 | Method and Apparatus for Reporting Carrier Status - A method for reporting carrier status in a user equipment (UE) of a wireless communication system is disclosed. The wireless communication system supports Carrier Aggregation (CA) such that the UE is able to perform transmission or reception through multiple component carriers. The method includes steps of configuring a plurality of component carriers, receiving a signaling utilized for activating or deactivating the plurality of component carriers, and using a medium access control control element (MAC CE) to indicate the signaling is successfully received after the signaling is successfully received. | 12-02-2010 |
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 |
20110003555 | Method and Apparatus for PDCCH Monitoring - A method for Physical Downlink Control Channel (PDCCH) monitoring in a user equipment (UE) of a wireless communication system is disclosed. The method includes steps of activating a plurality of component carriers, detecting an uplink transmission problem, and stopping monitoring a PDCCH associated with a first component carrier of the plurality of component carriers, wherein the first component carrier is not configured for performing a Random Access procedure. | 01-06-2011 |
20110028171 | Method and Apparatus for Optimizing Radio Resource Control Procedures in Wireless Communication System - A method for optimizing a radio resource control procedure in a wireless communication system is disclosed. The wireless communication system supports Coordinated multi-point (CoMP) transmission/reception, which enables a plurality of cells cooperating and providing services for a user equipment (UE). The method includes defining cells directly or indirectly participating in transmission to the UE within the plurality of cells as members of a CoMP cooperating set, and setting the cells of the CoMP cooperating set to use a same system frame number. | 02-03-2011 |
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 |
20110081854 | Method and Apparatus of Multicast Control Channel Acquisition in Wireless Communication System - A method for Multicast Control Channel (MCCH) acquisition in a User Equipment (UE) of a wireless communication system is disclosed. The method includes receiving at least one MBMS service, expressing interest in reception of a new MBMS service, and deciding whether to monitor an MCCH notification according to whether the MBSFN area which broadcasts the new MBMS service is among the MBSFN areas in which the UE is receiving the at least one MBMS services. | 04-07-2011 |
20120243508 | METHOD AND APPARATUS FOR IMPROVING RRC CONNECTION PROCEDURE - The present invention provides a method for improving a Radio Resource Control (RRC) Connection procedure in user equipment (UE) of a wireless communication system. The method includes steps of performing an RRC Connection procedure, and resetting or re-establishing a lower layer protocol entity for Signaling Radio Bearers (SRBs) when a cell reselection occurs. | 09-27-2012 |
20120244866 | METHOD AND APPARATUS FOR IMPROVING RRC CONNECTION PROCEDURE - The present invention provides a method for improving a Radio Resource Control (RRC) Connection procedure in user equipment (UE) of a wireless communication system. The method includes steps of performing an RRC Connection procedure, and resetting or re-establishing a lower layer protocol entity for Signaling Radio Bearers (SRBs) when a cell reselection occurs. | 09-27-2012 |
20120263039 | METHOD AND APPARATUS TO PREVENT RADIO ACCESS NETWORK (RAN) OVERLOAD IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are disclosed to prevent RAN (Radio Access Network) overload. In one embodiment, the method comprises initiating, at a User Equipment (UE), a RRC (Radio Resource Control) connection establishment procedure to establish a RRC connection to a cell. The method also comprises initiating, at the User Equipment (UE), a Random Access procedure due to a transmission of a RRCConnectionRequest message for the RRC connection establishment procedure, wherein an establishment cause in the RRCConnectionRequest message is set to delay tolerant access, and the UE stops the Random Access procedure if the UE considers access to the cell as barred based on barring information for delay tolerant access of the cell. | 10-18-2012 |
20120307632 | METHOD AND APPARATUS TO PREVENT RAN (RADIO ACCESS NETWORK) OVERLOAD FOR LEGACY NETWORKS IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are disclosed to prevent RAN (Radio Access Network) overload for legacy networks in a wireless communication system. In one embodiment, the method comprise initiating a RRC (Radio Resource Control) connection establishment procedure to access a cell. The method further comprises performing an access barring check. The method also comprises extending a barring time autonomously. | 12-06-2012 |
20120320791 | METHOD AND APPARATUS TO PROVIDE ASSISTANCE INFORMATION FOR RECONFIGURATION IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are disclosed to provide assistance information for reconfiguration in a wireless communication system. In one embodiment, the method comprises providing, from a UE (user equipment), information to an eNB (evolved Node B) to indicate whether there is buffered data or no buffered data for a radio bearer, a logical channel, or a service. | 12-20-2012 |
20130121309 | METHOD AND APPARATUS FOR IMPROVING LOW-COST MTC (MACHINE-TYPE COMMUNICATION) DEVICES IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are disclosed for improving low-cost MTC (Machine-Type Communication) devices in a wireless communication system. The method includes broadcasting, in a system information, a first information used for cell re-selection. The method further includes providing a second information, for a neighboring cell or a frequency, that is used for cell re-selection. | 05-16-2013 |
20130190001 | METHOD AND APPARATUS FOR PROVIDING LOCATION INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are disclosed for providing location information in a wireless communication network. The method includes initiating a transmission of the UE's location information to the network when a positioning status of the UE becomes available or when the UE needs to provide the positioning status to the network. | 07-25-2013 |
20130242785 | METHOD AND APPARATUS FOR LOGGING AND REPORTING EVENTS THAT COULD CAUSE ACCESSIBILITY PROBLEMS IN A WIRELESS COMMUNICATION NETWORK - A method and apparatus are disclosed for logging and reporting events that could cause accessibility problems in a wireless communication system. The method includes logging, at m UE, in an event log an occurrence of an event where no cell could he found. The method also includes reporting the event log from the UE. | 09-19-2013 |
20130272139 | METHOD AND APPARATUS FOR LOGGING INSTANCES OF A UE FAILING TO ESTABLISH CONNECTION IN A WIRELESS COMMUNICATION NETWORK - A method and apparatus are disclosed for logging instances of a UE (User Equipment) failing to establish connection in a wireless communication network. The method includes logging, in an error log, a failure of a first RRC (Radio Resource Control) connection establishment procedure caused by a first reason, and not logging a failure of a second RRC connection establishment procedure caused by a second reason. | 10-17-2013 |
20130308515 | METHOD AND APPARATUS FOR IMPROVING FREQUENCY PRIORITIZATION IN A WIRELESS COMMNICATION NETWORK - A method and apparatus are disclosed for improving frequency prioritization in a wireless communication network. The method includes the UE setting a priority on whether to prioritize MBMS reception over unicast. The method also includes the UE deciding whether to follow a redirection information or a de-prioritization information based on the UE's setting of prioritization of MBMS reception over unicast. | 11-21-2013 |
20140022990 | METHOD AND APPARATUS FOR REDUCING SIGNALING OVERHEAD IN A WIRELESS COMMUNICATION NETWORK - A method and apparatus are disclosed for reducing signaling overhead in a wireless communication network. In one embodiment, the method is implemented in a network node. The method includes transmitting a first indication to a UE (User Equipment) to tell the UE to remember a configuration which is currently used after the UE enters RRC_IDLE. In an alternative embodiment, the method is implemented in a UE. The method includes (i) receiving a first indication from the network node to tell the UE to remember a configuration which is currently used after the UE enters RRC_IDLE, and (ii) retaining and not releasing or discarding the configuration upon leaving RRC_CONNECTED. | 01-23-2014 |
20140036868 | METHOD AND APPARATUS FOR PRIORITIZING SMALL CELLS IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are disclosed for prioritizing small cells in a wireless communication network. In one embodiment, the method is implemented in a UE. The method includes the UE prioritizing small cells or a frequency of the small cells in a cell selection or cell reselection evaluation process. | 02-06-2014 |
20140071872 | METHOD AND APPARATUS TO INDICATE PPI (POWER PREFERENCE INDICATION) IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are disclosed to indicate PPI in a wireless communication network. The method includes enabling a PPI feature. The method further includes taking a last reported PPI into account when the UE wants to indicate a current PPI for a first time on a current serving cell but not a first time since a full configuration was performed. The method further includes ignoring or not taking into account the last reported PPI when the UE wants to indicate the current PPI for a first time since a full configuration was performed. | 03-13-2014 |
20140078989 | METHOD AND APPARATUS FOR IMPROVING INTER-eNB CARRIER AGGREGATION IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are disclosed for operating a wireless communication system by receiving a request message transmitted from a first network node to a second network node to request Carrier Aggregation to aggregate a cell controlled by the second network node to a User Equipment (UE), the request message including a Radio Network Temporary Identifier (RNTI) of a UE, and transmitting an accept message or a reject message from the second network node to the first network node to indicate whether to accept or reject Carrier Aggregation. | 03-20-2014 |
20140141777 | METHOD AND APPARATUS OF IMPROVING PROXIMITY SERVICE DISCOVERY IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are disclosed to provide proximity service discovery in a wireless communication system. The method includes receiving, from a first user equipment, a discovery signal by a second user equipment for discovering or being discovered. The method further includes transmitting, from the second user equipment, a discovery check signal to a network in response to the discovery signal to check a discovery result. | 05-22-2014 |
20140153509 | METHOD AND APPARATUS FOR ESTABLISHING PROXIMITY SERVICE COMMUNICATION IN A WIRELESS COMMUNICATION SYSTEM - Methods and apparatuses are disclosed to establish proximity service communication between a first user equipment (UE) and a second UE. The method includes receiving, by the first UE, a signaling transmitted by an evolved Node B (eNB) to provide a radio resource for the first UE to transmit data directly to the second UE, wherein an indication of a Radio Network Temporary Identifier (RNTI) is included in the signaling. The method further includes transmitting, by the first UE, data via the radio resource to the second UE, wherein the data is scrambled by the RNTI. | 06-05-2014 |
20140177560 | METHOD AND APPARATUS OF SMALL CELL ENHANCEMENT IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus are disclosed to provide small cell enhancement in a wireless communication system. The method includes connecting to more than one serving cell. The method further includes triggering a Buffer Status Report (BSR) or a Power Headroom Report (PHR). The method further includes transmitting a Medium Access Control (MAC) control element corresponding to the BSR or the PHR in a serving cell, wherein the serving cell depends on a trigger of the BSR or the PHR. | 06-26-2014 |
20140211759 | METHOD AND APPARATUS FOR HANDLING INTER-NODE CONNECTIVITY IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus for handling inter-node connectivity in a wireless communication system are disclosed. The method includes transmitting a request from a first network node to a second network node to stop aggregating a SCell (Secondary Cell) for a UE (User Equipment); wherein the first network node controls the SCell and the second network node controls PCell (Primary Cell) of the UE. Also, another method and apparatus for handling inter-node connectivity in a wireless communication system are disclosed. The method includes transmitting a request from a first network node, which controls a first serving cell of a UE (User Equipment), to a second network node, which controls a second serving cell of the UE, to change a data path corresponding to a first type of transmission and/or reception of the UE from a first path to a different path; wherein the first path is via the first network node and used as the data path corresponding to the first type of transmission and/or reception of the UE, and a second path is via the second network node and used as a data path corresponding to a second type of transmission and/or reception of the UE. In addition, an alternative method and apparatus for handling inter-node connectivity in a wireless communication system are disclosed. The method includes transmitting a request from a first network node to a core network node to change a data path corresponding to a first type of transmission and/or reception of a UE (User Equipment) from a first path to a different path; wherein the first path is via the first network node and used as the data path corresponding to the first type and a third type of transmission and/or reception of the UE, a second path is via a second network node and used as a data path corresponding to a second type of transmission and/or reception of the UE, and the request does not indicate to change the data path corresponding to the third type of transmission and/or reception of the UE. | 07-31-2014 |
20150043560 | METHOD AND APPARATUS OF IMPROVING MEASUREMENT REPORTING INVOLVING WLAN IN A WIRELESS COMMUNICATION SYSTEM - Methods and apparatuses are disclosed for improving measurement reporting involving WLAN for a UE in a wireless communication system. The method includes triggering a transmission of a measurement report involving WLAN due to all of at least one condition being fulfilled, wherein the at least one condition includes a first condition related to WLAN load. | 02-12-2015 |