Patent application number | Description | Published |
20120184253 | METHODS AND APPARATUSES FOR DETERMINING AND DISPLAYING SERVICE CAPABILITIES - Methods and apparatuses are provided for determining features provided by a cell and for indicating a service capability corresponding to the determined features. A user equipment may connect to a cell and determine one or more features provided by the cell. Information relating to the one or more features can be stored in a storage medium. An indicator may be displayed to identify a service capability corresponding to the stored information, as well as a capability of the user equipment. | 07-19-2012 |
20130016601 | APPARATUS AND METHOD FOR MAINTAINING A CIRCUIT-SWITCHED VOICE CALL IN A MULTI-RAB WIRELESS COMMUNICATION SYSTEM IN AN AREA OF WEAK COVERAGE - An apparatus and a method are provided for improving user experience in a multi-radio access bearer (multi-RAB) wireless communication system. After a user equipment establishes a circuit-switched communication link and a packet-switched communication link with a core network, it may receive an indication of an error associated with the packet-switched communication link. Here, if the value of a timer such as the RAB re-establishment timer T314 has a predetermined value (e.g., 0), the user equipment may release the packet-switched communication link, and maintain the circuit-switched communication link. The packet-switched communication link may then be re-established. In this fashion, errors that may occur on the data call need not interrupt a voice call. | 01-17-2013 |
20130077616 | SYSTEMS, METHODS AND APPARATUS FOR RETRANSMITTING PROTOCOL DATA UNITS IN WIRELESS COMMUNICATIONS - Systems, devices, and methods for retransmitting protocol data units in wireless communication are provided. In one aspect, a device configured to communicate via a wireless communication link includes a processor. The processor is configured to transmit a plurality of protocol data units (PDUs) to a receiving device, select a first PDU from a set of PDUs that has not been acknowledged by the receiving device, retransmit the first selected PDU with a first poll indicator, select a second PDU from the set, and retransmit the second selected PDU with a second poll indicator. The second PDU is different than the first PDU. In some aspects, the PDUs are selected based on the PDUs' original transmission time. In other aspects, the PDUs may be selected based on the PDU's most recent transmission time. | 03-28-2013 |
20130170416 | METHOD AND APPARATUS FOR POWER AWARE RECEIVE DIVERSITY CONTROL - While a user equipment (UE) is in a connected mode, the UE may receive only a limited quantity of data. During this phase, a receive diversity configuration may not be enabled, in an effort to conserve power on the UE side. However, in marginal signal conditions and a poor radio environment, downlink performance at the UE side may be enhanced by enabling receive diversity, irrespective of the limited data received by the UE. However, while receive diversity may improve the signal-to-noise ratio (SNR) at the UE end in marginal signal conditions, the UE may also incur a penalty on power consumption. Therefore, certain aspects of the present disclosure provide techniques for dynamically controlling the receive diversity of a wireless device to improve the downlink procedure performance, while minimizing power consumption due to the usage of a second receive chain when in connected mode. | 07-04-2013 |
20130176961 | APPARATUS AND METHODS OF UNAMBIGUOUS MAC-I PDU FORMATTING - The described aspects include a user equipment (UE) apparatus and corresponding method of performing a High-Speed Uplink Packet Access (HSUPA) transmission. The aspects include determining availability of information for transmission while the UE is in a Cell_FACH state and an idle mode. Further, aspects include generating a message including a scheduling information (SI) indicator during a collision resolution phase of an uplink procedure when SI data is allowed to be transmitted during the collision resolution phase, wherein the SI indicator identifies whether the SI data is included in a Medium Access Control-i (MAC-i) Packet Data Unit (PDU). Additionally, the aspects include transmitting the message, destined for a network component, during the collision resolution phase. The described aspects also include a corresponding network component and method for receiving the message and unambiguously determining presence of SI data in the MAC-i PDU. | 07-11-2013 |
20130194945 | METHODS AND APPARATUSES FOR IMPLEMENTING A MULTI-RAB MINIMUM TFC DETERMINATION ALGORITHM BASED ON TRANSMIT POWER - In an aspect of the present disclosure, presented is a method for wireless communication that includes obtaining at least one transport format combination (TFC), determining a minimum TFC (MinTFC) mode based on at least one TFC state of at least one TFC inside or outside a MinTFC set, and controlling at least one TFC based on the MRAB MinTFC mode. Through this method, pack-switched transmission power can be managed in a manner that will cause a circuit-switched call to function properly in challenging power conditions. | 08-01-2013 |
20130195027 | Method and Apparatus for Channel Fallback in Enhanced Cell Forward Access Channel Dedicated Channel - The described aspects include a user equipment (UE) apparatus, network apparatus, and corresponding methods of using fallback resources for communication. The UE can indicate fallback information to a network apparatus specifying whether fallback resources are preferred for communicating uplink data and can receive a fallback decision from the network apparatus specifying whether fallback resources are to be used for communicating the uplink data. The UE can then determine whether to communicate the uplink data to the network apparatus based in part on the fallback decision. The network apparatus can receive a preamble from a UE related to requesting access for transmitting uplink data and can determine a fallback decision specifying whether the UE is to utilize fallback resources in communicating the uplink data. The network apparatus then communicates the fallback decision to the UE. | 08-01-2013 |
20130301498 | SCHEME AND APPARATUS FOR MULTIRAB ENHANCEMENTS WITH KEEPING BOTH CIRCUIT-SWITCHED VOICE CALL AND PACKET-SWITCHED DATA SESSION ALIVE - Apparatus and methods are described herein for maintaining both a circuit-switched voice call and a packet-switched data session alive during a multi-RAB call. A determination is made as to whether a user equipment (UE) is in a power-limited situation. If it is determined that the UE is in a power-limited situation, one or more operating conditions are adjusted to maintain the multi-RAB call while in the power-limited situation. | 11-14-2013 |
20130324142 | APPARATUS AND METHOD OF PRIORITIZING RRC SIGNALING MESSAGES - Apparatus and methods of communicating in a communication network include the actions of and components for receiving one or more radio resource control (RRC) messages in a radio link control (RLC) queue, determining a RRC message type of the one or more RRC messages located in the RLC queue, prioritizing the one or more RRC messages located in the RLC queue according to the corresponding RRC message type, and transmitting the prioritized one or more of RRC messages in order of priority. | 12-05-2013 |
20130336106 | APPARATUS AND METHOD FOR RESOLVING A SERVING GRANT DEADLOCK AT A MOBILE STATION CONFIGURED FOR ENHANCED UPLINK (EUL) - A user equipment (UE) and a method of using the UE are provided for fulfilling a network's intent to increase or decrease the serving grant for the UE in spite of a deadlock condition that may otherwise prevent fulfillment of the network's intent. That is, upon determining the network's intent, the UE may alter its serving grant according the intent by altering the number of packets for transmission in a TTI. | 12-19-2013 |
20140078985 | APPARATUS AND METHOD FOR PRIORITIZING NON-SCHEDULED DATA IN A WIRELESS COMMUNICATIONS NETWORK - Techniques for prioritizing non-scheduled data are described. Non-scheduled data to be transmitted on a non-scheduled MAC-d flow having a non-scheduled priority and scheduled data to be transmitted on a scheduled MAC-d flow having a scheduled priority may be identified by a user equipment (UE). The UE may transmit the non-scheduled MAC-d flow and the scheduled MAC-d flow according to a priority condition. In one aspect, the UE may receive a pre-allocation of power associated with a non-empty non-scheduled MAC-d flow. Based on a priority condition that the non-scheduled priority is a highest priority, the UE may apply all of the pre-allocation of power when transmitting the non-scheduled MAC-d flow. In one aspect, based on a priority condition that the non-scheduled priority is a lower priority, the UE may adjust the non-scheduled priority and/or the scheduled priority so that the non-scheduled priority is a higher priority | 03-20-2014 |
20140082447 | METHODS AND APPARATUS FOR ENHANCED STATUS RETRANSMISSION - Methods and apparatus of enhanced status retransmission in wireless communication include receiving at least a first portion of a reconfiguration message from a network entity. The methods and apparatus further include detecting an absent second portion of the reconfiguration message. Moreover, the methods and apparatus include sending a retransmission request to the network entity based at least in part on the detecting of the absent second portion of the reconfiguration message and irrespective of a state of a status prohibit timer. Additionally, The methods and apparatus include triggering a status prohibit timer disregard state for at least a portion of a status prohibit time period of the status prohibit timer, wherein the status prohibit timer disregard state permits the sending of the retransmission request during the status prohibit timer period. | 03-20-2014 |
20140098755 | APPARATUS AND METHOD FOR DEFERRING CELL UPDATE MESSAGES FROM USER EQUIPMENT - Various aspects of the present disclosure enable a plurality of mobile devices (UEs) within a cell to spread out in time their respective transmissions of signaling messages, such as cell update messages, when the network enables or disables enhanced uplink (EUL, sometimes referred to as high-speed uplink packet access or HSUPA) while the UE is in the CELL_FACH state, by changing SIB5 or SIB5bis. In this way, the network load may be reduced, and a network blockage that otherwise might result from large numbers of UEs simultaneously transmitting the cell update message can be avoided. According to one example, a network node may be configured to distribute CELL_UPDATE messages or procedures to UEs when the network node enables or disables EUL in CELL_FACH by changing SIB5 or SIB5bis over time to reduce the network load. According to another example, a UE may be configured for utilizing a random timer or back-off timer to defer cell updates. | 04-10-2014 |
20140098797 | APPARATUS AND METHODS FOR MANAGING HYPER FRAME NUMBER (HFN) DE-SYNCHRONIZATION IN RADIO LINK CONTROL (RLC) UNACKNOWLEDGED MODE (UM) - Apparatus and methods of data communication between a transmitter and a receiver in a radio link control (RLC) unacknowledged mode (UM) include determining, by the transmitter, a hyper frame number (HFN) de-synchronization condition, wherein the HFN de-synchronization condition is FALSE when at least one protocol data unit (PDU) out of a plurality of successive PDUs is successfully transmitted by the transmitter to the receiver, and wherein the HFN de-synchronization condition is TRUE when all of the plurality of successive PDUs are lost, and adjusting, by the transmitter, a transmitter HFN of the transmitter when the HFN de-synchronization condition is TRUE, wherein the adjusted transmitter HFN is used for new PDUs to be transmitted. | 04-10-2014 |
20140119295 | METHOD AND APPARATUS FOR ENHANCED RLC PDU TRANSMISSION TECHNIQUES - Apparatus and method for wireless communication in a wireless communication network includes determining availability of a primary uplink frequency of a primary carrier and a secondary uplink frequency of a secondary carrier for uplink transmissions and determining a primary radio condition of the primary uplink frequency meets a superior condition threshold and a second radio condition of the secondary uplink frequency meets an inferior condition threshold. Aspects of the method and apparatus also include transmitting, based on determining the primary radio condition meets the superior condition threshold and the second radio condition meets the inferior condition threshold, all pending control packet data units and all pending retransmission packet data units on the primary uplink frequency. Additionally, the UE duplicates a transmission of all data from the secondary uplink frequency on the primary uplink frequency. | 05-01-2014 |
20140177464 | METHODS AND APPARATUS FOR DYNAMIC TRANSMISSION OF RETRANSMISSION REQUESTS - Methods and apparatus for communication comprise determining whether a communication characteristic value meets or exceeds a communication characteristic threshold value. Additionally, the methods and apparatus comprise adjusting a retransmission request transmission rate when the communication characteristic value meets or exceeds the communication characteristic threshold value. Moreover, the methods and apparatus comprise sending a retransmission request to a network entity based on the adjusted retransmission request transmission rate. | 06-26-2014 |
20140307563 | APPARATUS AND METHODS OF PROCESSING A PROTOCOL DATA UNIT - Methods and apparatus for processing data received at a user equipment comprises determining a protocol data unit (PDU)-specific Layer 1 decoding metric of a Layer 1 decoded PDU. The methods and apparatus further comprises determining whether to perform a Layer 2 decoding of the Layer 1 decoded PDU based on the PDU-specific Layer 1 decoding metric. | 10-16-2014 |
20140313987 | ENHANCED RECONFIGURATION PROCEDURE AT A MOBILE TERMINAL TO REDUCE SIGNALING AND POWER CONSUMPTION OVERHEAD - Aspects of the disclosure provide a solution that a user equipment (UE) can avoid unnecessary transmission of uplink radio link control (RLC) protocol data units (PDUs) and transition between Radio Resource Control states in a Universal Mobile Telecommunications System (UMTS) network, thereby reducing signaling and power consumption overhead and latency at the UE. | 10-23-2014 |
20140313988 | APPARATUS AND METHODS FOR SIGNALING OUT-OF-STANDARD CAPABILITY IN WIRELESS COMMUNICATION NETWORKS - Aspects of the present disclosure provide a number of approaches to deploy out-of-standard (or proprietary) features/enhancements that are not supported in the current communication standards. A mobile terminal and a network can mutually agree to support certain out-of-standard features/enhancements, and communicate support of such out-of-standard or non-standard features/enhancements by adapting or repurposing currently unused (or reserved) signaling data. | 10-23-2014 |
20140334442 | METHOD AND APPARATUS FOR HANDOVER VOLTE CALL TO UMTS PS-BASED VOICE CALL - Aspects of the methods and apparatus relate to transferring a received Voice-over-Long Term Evolution (VoLTE) call to a High Speed Packet Access (HSPA) packet-switched (PS) based voice call. One aspect of the methods and apparatus include receiving a VoLTE call from a network and identifying uplink VoLTE handover characteristics of the VoLTE call for an uplink transmission to the network and a downlink VoLTE handover characteristics for a downlink transmission from the network. The aspect includes configuring uplink HSPA PS based handover characteristics that emulate the uplink VoLTE handover characteristics for the uplink transmission and configuring downlink HSPA PS based handover characteristics that emulate the downlink VoLTE handover characteristics for the downlink transmission. The aspect includes utilizing the uplink HSPA PS based handover characteristics during the uplink transmission to the network and utilizing the downlink HSPA PS based handover characteristics during the downlink transmission from the network. | 11-13-2014 |
20140348010 | METHODS AND APPARATUS FOR IMPROVING CALL PERFORMANCE BY ENABLING UPLINK TRANSMISSIONS DURING POOR DOWNLINK RADIO CONDITIONS - Apparatus and methods of improving call performance by enabling/continuing uplink transmissions during poor downlink radio conditions. The apparatus and methods further include monitoring, by a user equipment (UE), downlink (DL) signal conditions associated with a serving Node B. Moreover, the apparatus and methods include triggering an out-of-sync state upon a determination that the DL signal conditions have degraded beyond a DL signal quality threshold. Additionally, the apparatus and methods include delaying turning off of a power amplifier (PA) associated with transmission of uplink (UL) messages for a call performance improvement threshold time duration. | 11-27-2014 |
20140349653 | METHODS AND APPARATUS FOR PROVIDING ENHANCED TIME-TO-TRIGGER MECHANISM TO IMPROVE UE CALL PERFORMANCE - Methods and apparatus for wireless communication include monitoring, by a user equipment, a signal quality value from at least one of a serving cell or a target cell. The methods and apparatus further include determining, at an expiration of an internal time to trigger (TTT) less than a network-configured TTT, that at least one of the signal quality value from the serving cell is below a serving cell threshold value, or the signal quality value from the target cell is above the signal quality of the serving cell by a comparative threshold value. Moreover, the methods and apparatus include triggering generation of a measurement report based on the determination. | 11-27-2014 |
20140362699 | METHODS AND APPARATUS FOR IMPROVING CALL PERFORMANCE AND DATA THROUGHPUT - Methods and apparatus are described for improving call performance and data throughput. The methods and apparatus include receiving one or more packet data units (PDUs) during a transmission time interval (TTI) from a network entity, wherein the one or more PDUs are associated with a radio bearer. Further, the methods and apparatus include determining one or more out-of-order PDUs from the one or more PDUs. Moreover, the methods and apparatus include reordering the one or more out-of-order PDUs, wherein the one or more out-of-order PDUs are reordered within the TTI. Additionally, the methods and apparatus include processing the one or more reordered PDUs. | 12-11-2014 |
20140376400 | APPARATUS AND METHOD FOR DYNAMIC USER EQUIPMENT CAPABILITY REPORTING BASED ON DATA ACTIVITY - Aspects of the disclosure provide an apparatus and methods for dynamic user equipment capability reporting. A user equipment (UE) is configured to communicate with a network utilizing a plurality of communication protocols including a first communication protocol and a second communication protocol. The UE communicates with the network utilizing the first communication protocol with a maximum achievable throughput less than that of the second communication protocol, and the UE dynamically reports a capability of the UE to transfer data utilizing the second communication protocol in consideration of a power efficiency of transferring an amount of data utilizing the first communication protocol or the second communication protocol. | 12-25-2014 |
20140376401 | AVERAGING BUFFER OCCUPANCY TO IMPROVE PERFORMANCE AT A USER EQUIPMENT (UE) - The present disclosure presents a method and an apparatus for improving performance at a user equipment (UE). For example, the method may include calculating an average buffer occupancy value at the UE, sending a request for resources from the UE to a base station in communication with the UE, wherein request for the resources is based on the average buffer value, receiving resources from the base station based on the request sent from the UE, and transmitting data on a uplink (UL), from the UE to the base station, based on one or more of data available for transmission at the UE, or an available transmit power at the UE, or the resources received from the base station. As such, improved performance at a UE is achieved. | 12-25-2014 |
20140376459 | AGGREGATING DATA TO IMPROVE PERFORMANCE AT A USER EQUIPMENT (UE) - The present disclosure presents a method and an apparatus for improving power performance at a user equipment (UE). For example, the method may include aggregating data at the UE for transmitting on a uplink (UL) from the UE to a base station communicating with the UE until a data aggregation condition is satisfied, determining when the data aggregation condition is satisfied at the UE, wherein the data aggregation condition includes at least a buffer occupancy condition or a delay transmission timer, and requesting resources from the base station for transmitting the data on the UL in response to determining that the data aggregation condition is satisfied. As such, improved performance at a UE is achieved. | 12-25-2014 |
20150036667 | APPARATUS AND METHODS OF MANAGING SIGNALING RADIO BEARER TRANSMISSIONS AT A USER EQUIPMENT - Certain aspects of the present disclosure relate to apparatuses and methods of managing signaling radio bearer (SRB) transmissions. In one aspect, the apparatuses and methods are configured to generate a SRB packet comprising signaling information, wherein the SRB packet is configured to be transmitted on a channel according to a scheduling serving grant, determine whether the SRB packet is unable to be transmitted based on resources allocated by the received scheduling serving grant, override the received scheduling serving grant in response to determining that the SRB packet is unable to be transmitted, and transmit at least a part of the SRB packet on the channel. In another aspect, a scheduling information message to indicate whether an additional scheduling severing grant is needed is transmitted on the channel along with at least the part of the SRB packet. | 02-05-2015 |
20150036668 | METHOD AND APPARATUS FOR AVOIDING POWER SCALING IN UPLINK DATA TRANSMISSION - Methods and apparatus for avoiding power scaling and controlling transmit power in uplink data transmission are provided. If a user equipment (UE) would be transmit-power limited when transmitting data concurrently on an uplink high speed dedicated physical control channel (HS-DPCCH) and an uplink data channel, the UE may forgo building data for transmission on the uplink data channel to avoid power scaling. If the UE would be transmit-power limited when transmitting data concurrently on an HS-DPCCH and a dedicated physical control channel (DPCCH), the UE may reduce the transmission power of a portion of the data transmitted on the DPCCH to avoid power scaling. The UE may also boost transmission power of a negative acknowledge transmission above network-specified power level. | 02-05-2015 |
20150043337 | METHODS AND APPARATUSES FOR ADAPTING APPLICATION UPLINK RATE TO WIRELESS COMMUNICATIONS NETWORK - Various apparatuses and methods for transmitting uplink data of an application at a user equipment are provided. In one aspect of the disclosure, uplink data of an application at a user equipment (UE) is transmitted to a network. A first amount of the uplink data expected to be buffered at a radio link control (RLC) layer is determined based on a latency of the application. A second amount of the uplink data available for transmission at the RLC layer is determined based on information provided by a modem of the UE. A data rate of the application is dynamically adjusted based on a difference between the first amount and second amount of the uplink data. In another aspect of the disclosure, an amount of the application data buffered at the RLC layer is maintained to be greater than a predetermined threshold that sets a Happy bit at an unhappy setting. The unhappy setting is communicated to the network, a data rate of the application is increased in response to an increased grant from the network due to the unhappy setting. In another aspect of the disclosure, a maximum modem supported data rate at which the user equipment (UE) transmits uplink data of an application is determined based on an uplink channel capacity estimate, a modem queue length estimate, a codec rate change frequency of the application, and a delay threshold of the modem queue. | 02-12-2015 |
20150043441 | ENHANCEMENTS FOR TRANSMISSION OVER MULTIPLE CARRIERS - Data is selectively transmitted over one or more carriers of a set of carriers. According to some aspects of the disclosure, a decision may be made to forgo the transmission of a preamble via one of the carriers (e.g., channels). For example, in a multi-carrier system, transmission of a preamble via one carrier may be inhibited if all of the data can be transmitted via another carrier. According to some aspects of the disclosure, a decision may be made to transmit different types of data on a single carrier rather than on multiple carriers. For example, a single carrier may be used to transmit schedule data and non-scheduled data if all of the data can be transmitted on one of the carriers (e.g., during a single transmission time interval). In this case, transmission of a preamble on another one of the carriers may therefore be inhibited. | 02-12-2015 |
20150045036 | SYSTEM AND METHOD FOR MANAGING TIME-TO-TRIGGER TIMERS IN MEASUREMENT REPORTING FOR A WIRELESS COMMUNICATION NETWORK - Various aspects of the present disclosure provide methods and apparatuses that may provide for more efficient usage of time-to-trigger (TTT) timers in a wireless communication system, such that stopping or resetting of the TTT timer in response to receiving various measurement control messages (MCMs) can be limited to times when such stopping or resetting is appropriate. | 02-12-2015 |
20150063225 | METHOD AND APPARATUS FOR MAINTAINING REACHABILITY OF A USER EQUIPMENT IN IDLE STATE - Certain aspects of the present disclosure relate to apparatuses and methods for maintaining reachability at a user equipment (UE). In one aspect, the apparatuses and methods are configured to detect a change in a radio connection between the UE and a peer entity, wherein the change in the radio connection is associated with the UE entering an idle state, to communicate to the peer entity, in response to detecting the change in the radio condition, an indication that the UE is to enter the idle state and is reachable for a specified duration of time while in the idle state, and to enter the idle state after communicating the indication to the peer entity. In another aspect, the apparatuses and methods are configured to communicate to the peer entity an indication that the peer entity is not to attempt to reach the UE during the specified duration of time. | 03-05-2015 |
20150063313 | METHOD AND APPARATUS FOR IMPROVING UPLINK PERFORMANCE AT A USER EQUIPMENT - The present disclosure presents a method and apparatus for improving uplink (UL) performance at a user equipment (UE). For example, the method may include identifying a random access channel (RACH) preamble failure when the UE is communicating with a current serving cell of the UE, increasing transmission power of successive RACH preambles based at least on the identifying, comparing signals received on a downlink at the UE via a first path and a second path from the current serving cell of the UE, and determining that a RACH preamble failure problem exists at the UE based at least on the comparing of the signals received on the downlink and identifying of successive RACH preamble failures. As such, improved performance uplink (UL) performance at a UE may be achieved. | 03-05-2015 |
20150065109 | ENHANCED IDLE MODE MECHANISMS FOR POWER EFFICIENT DEVICES - Methods and apparatuses for improved power management of a user equipment (UE) are presented. In an aspect, an example method is presented that includes detecting a first trigger event, transitioning an operational mode of the UE from a first mode to a second mode based on detecting the first trigger event, wherein a paging cycle rate and a cell measurement rate of the UE are based on the operational mode of the UE. The example method further includes monitoring a paging channel of a serving cell associated with the UE according to the paging cycle rate and performing cell measurement of one or more available cells according to the cell measurement rate while the UE is operating according to the second mode. Furthermore, the example method includes detecting a second trigger event and transitioning the operational mode of the UE from the second mode to the first mode. | 03-05-2015 |
20150071081 | APPARATUSES AND METHODS FOR UPLINK POWER CONTROL IN WIRELESS COMMUNICATION - Aspects of the disclosure provide techniques for improving uplink transmit power control at a user equipment (UE). When the UE is communicating with multiple cells using Multi-flow High-Speed Downlink Packet Access (MF-HSDPA), the UE may control its uplink power based on an improved MF-HSDPA uplink power control algorithm, which is different from an or-of-downs (OOD) transmit power control. In handover, a UE may determine its transmit power to be less than a transmit power requested by a high-speed cell and more than an OOD transmit power. | 03-12-2015 |
20150085749 | MECHANISM TO EXCHANGE PROPRIETARY SIGNALING MESSAGES BETWEEN A UE AND A NETWORK - Methods and apparatus are described for configuring features for a user equipment (UE) communicating with a network entity. For example, the methods and apparatus include receiving, at the network entity, a capability message indicating one or more features supported by the UE; transmitting control data in a data type Protocol Data Unit (PDU), wherein the control data is configured to enable one of the one or more features based on the capability message; and enabling one of the one or more features in response to receiving an acknowledgement message from the UE. | 03-26-2015 |
20150085835 | OUT-OF-SYNCHRONIZATION DETECTION AND CORRECTION DURING COMPRESSION - Methods and apparatus are described for synchronizing compression for communication between a user equipment (UE) and a serving node. The methods and apparatus include determining that a compressor memory of a compressor and a decompressor memory of a decompressor are out-of-synchronization based on a checksum failure. Further, the methods and apparatus include resetting the compressor memory and the decompressor memory to a predetermined state in response to determining that the compressor memory and the decompressor memory are out-of-synchronization, wherein the compressor memory and the decompressor memory are synchronized at the predetermined state. | 03-26-2015 |