Patent application number | Description | Published |
20100118806 | UNEQUAL MULTIPATH PROTECTION OF DIFFERENT FRAMES WITHIN A SUPERFRAME USING DIFFERENT CYCLIC PREFIX LENGTHS - Techniques for providing multipath protection of a portion of a frame classified as having a first importance level (e.g., critical) are provided. Different cyclic prefix lengths may be used, depending on whether a frame contains information deemed critical. | 05-13-2010 |
20110130157 | TRANSACTION MANAGEMENT - Transaction identifiers for transactions are managed to mitigate potential mismatches that may occur in the event a message associated with the transaction is not delivered to the intended destination. For example, in the event an access terminal accepts a bearer context request, the access terminal may not immediately release the transaction identifier associated with that transaction. In this way, in the event the access terminal receives a second bearer context request associated with that same transaction identifier (e.g., due to the accept message not reaching the network), the access terminal may send a second accept message in response to the second bearer context request. | 06-02-2011 |
20110188448 | IDENTIFYING A DOMAIN FOR DELIVERY OF MESSAGE SERVICE INFORMATION - An indication is used to control how message service information is routed over different domains. For example, an access terminal may be configured with an indication that indicates that a message service is preferred to be invoked over an IP domain or that the message service is not be invoked over the IP domain. The access terminal then delivers message service information based on the value of the indication. In some cases, a network entity generates the indication and sends the indication to the access terminal. In some cases, a domain for delivery of message service information is selected based on a domain that was selected for particular type of traffic. | 08-04-2011 |
20110191430 | DOMAIN SELECTION FOR MOBILE-ORIGINATED MESSAGE SERVICE - An indication is used to control how message service information is routed over different domains. For example, an access terminal may be configured with an indication that indicates that a message service is preferred to be invoked over an IP domain or that the message service is not be invoked over the IP domain. The access terminal then delivers message service information based on the value of the indication. In some cases, a network entity generates the indication and sends the indication to the access terminal. In some cases, a domain for delivery of message service information is selected based on a domain that was selected for particular type of traffic. | 08-04-2011 |
20110235546 | MANAGING A DATA NETWORK CONNECTION FOR MOBILE COMMUNICATIONS BASED ON USER LOCATION - Providing for select Internet Protocol traffic offload (SIPTO) in a mobile communication environment is described herein. By way of example, SIPTO traffic can be facilitated via local packet gateways (P-GWs) that provide an interface to the Internet or a like data network, in addition to a centralized gateway GPRS support node (GGSN). Eligibility for SIPTO can be on a user equipment (UE) by UE basis; for instance, relying on stored subscription or account information to determine SIPTO eligibility. In particular aspects, eligibility for SIPTO can also be based on a packet network by packet network basis, or a combination of the foregoing. This enables flexibility in determining whether SIPTO can be established for a given UE in a given location, and can be based for instance on UE capability, subscription status information, data network capability, tariff rates, and so on, as well as different legal requirements of government jurisdictions. | 09-29-2011 |
20110237257 | CELLULAR NETWORK ENERGY SAVING - Various arrangements for managing wireless network communication are described. Two cells using different radio access technologies (RATs), such as a 3G cell and a 4G cell, may provide overlapping coverage. A first cell using a first RAT, under certain circumstances, may be permitted to enter a powered down state such that less power is consumed. User equipment may communicate with the cell using the second RAT as the preferred network and only communicate with the cell using the first RAT when a service available through the first RAT but not the second RAT has been requested. Upon a request from the second cell, the first cell may enter a powered up state. | 09-29-2011 |
20110310799 | METHOD AND APPARATUS FOR MANAGING PACKET DATA NETWORK CONNECTIVITY - Methods and apparatuses are provided for managing packet data network (PDN) connectivity for a device. PDN connectivity to a local gateway can be managed at an access point with which the device is communicating based at least in part on received PDN connectivity parameters. The PDN connectivity parameters can include access points, related closed subscriber groups, public land mobile networks, etc., from which a device can request a PDN connection. The PDN connectivity parameters can be specific for the device and/or for one or more access point names. In addition, a subscription server or other core network device can communicate the PDN connectivity parameters to the device and/or the device can receive PDN connectivity parameters as a result of a failed PDN connection attempt to an access point. | 12-22-2011 |
20110317659 | SYSTEM, APPARATUS, AND METHOD FOR CIRCUIT SWITCHED FALLBACK RELIABILITY IN WIRELESS COMMUNICATION SYSTEMS - In accordance with aspects of the disclosure, a method, apparatus, and computer program product are provided for wireless communication. The method, apparatus, and computer program product may be configured to determine that a device is switching from a first cell and a first location to a second cell and a second location to implement a mobile terminated circuit switched fallback process, generate a routing area update message including a flag indicating a pending data packet for communication, and transmit the generated routing area update message. | 12-29-2011 |
20120071163 | Method and Apparatus to Enable a UE to Return to a Wireless Network After Failure to Obtain Service - Techniques for enabling a user equipment (UE) to return to a wireless network after failure to obtain a particular service (e.g., voice service) are described. The UE may determine that the wireless network does not support the particular service at a first location (e.g., the current UE location). In response, the UE may disable the wireless network and may refrain from attempting to obtain the particular service (or possibly any service) from the wireless network. The UE may thereafter re-enable the wireless network based on a trigger, which may result from a timer, an event, or broadcast information from another wireless network. After re-enabling the wireless network, the UE may perform cell search and system selection and may detect and select the wireless network. The UE may determine that the wireless network supports the particular service at a second location and may obtain the particular service from the wireless network. | 03-22-2012 |
20120163235 | CONFIGURATION OF USER EQUIPMENT FOR PEER-TO-PEER COMMUNICATION - Configuring a peer-to-peer (P2P) link in a multi-access wireless network includes receiving P2P configuration information from a base station at a UE supporting P2P communication. The first UE communicates directly with a second UE based on the P2P configuration information received from the base station. The first UE may send a configuration request message to the base station, and receive a responsive configuration message with the P2P configuration information from the base station, which messages may be Radio Resource Control (RRC) messages supporting P2P. In the alternative, the P2P configuration information may be provided in a system information block (SIB) broadcast by the base station. The P2P configuration information may indicate allocation of physical layer or Medium Access Control resources, or both allocated for P2P communication, and other information. | 06-28-2012 |
20120179789 | SYSTEM AND METHOD FOR PEER-TO-PEER AUTHORIZATION VIA NON-ACCESS STRATUM PROCEDURES - Peer-to-peer (P2P) authorization by a mobile entity of a wireless communications system may include receiving a P2P authorization accept message from a management entity via a non-access stratum (NAS), receiving a radio resource control (RRC) P2P configuration request from a network entity, and sending an RRC P2P configuration complete message to the network entity via an access stratum. A management entity receiving a P2P authorization request message from a mobile entity may perform a P2P authorization check based on the received P2P authorization request message, and if the mobile entity is authorized, send a P2P authorization accept message to the mobile entity via the NAS. Alternatively, P2P authorization by a mobile entity may include sending a registration message including a P2P authorization request to a core network, and receiving a registration accept message from the core network that includes an initial context setup request and a P2P authorization response. | 07-12-2012 |
20120243437 | SYSTEM AND METHOD FOR NETWORK PROVISIONING OF MOBILE ENTITIES FOR PEER-TO-PEER SERVICE - Techniques are provided for peer-to-peer (P2P) service provisioning. For example, there is provided a method, operable by a network entity, that may involve determining a set of region-specific parameters for use in the P2P service in a coverage area. The method may involve providing the set of the region-specific parameters to at least one user equipment (UE) for configuration of the at least one UE for the P2P service, in response to the at least one UE entering the coverage area. In related aspects, the set of the region-specific parameters may include RF parameters, service discovery parameters, connection establishment parameters, and/or security parameters | 09-27-2012 |
20130017779 | SHORT PACKET DATA SERVICE - A novel message exchange protocol is disclosed. In one example, a method of transmitting data includes generating, with a wireless device, an application data message for an application; evaluating one or more criteria for determining whether to send the application data message via a data radio bearer (DRB) channel or via a signaling radio bearer (SRB) channel that communicatively couples the wireless device to a network resource; and based on determining to send the application data message via the SRB channel, sending the application data message to the network resource via the SRB channel. | 01-17-2013 |
20130195038 | SYSTEMS AND METHODS FOR PRIORITY BASED SESSION AND MOBILITY MANAGEMENT - Systems, methods, and devices for priority based management of the connections between a device and a network are described herein. In some aspects, a device may include multiple applications with different access priorities. As a result of a mobility event, such as change in location or resuming operation after an idle period, the device may be configured to transmit a signal indicating its status. The signal may include an access priority value. Various methods and systems for determining an access priority value for devices configured to support one or more access priorities are described. | 08-01-2013 |
20130242897 | SYSTEM AND METHOD FOR HETEROGENEOUS CARRIER AGGREGATION - Techniques for aggregating heterogeneous carriers in a wireless communication system are disclosed. A mobile device may receive a configuration for aggregating a plurality of component carriers including one or more cellular carriers and a wireless local area network (WLAN) carrier. The one or more cellular carriers may include LTE carriers, and aggregation may be performed at a sub-IP protocol layer of operation. In one aspect, protocol entities may be modified to perform quality of service determinations, carrier selection, traffic mapping, or the like, in view of the different capabilities and characteristics of the heterogeneous carriers in the carrier aggregation configuration. | 09-19-2013 |
20130297810 | SYSTEM AND METHOD FOR PEER-TO-PEER CONNECTION REESTABLISHMENT - Techniques are provided for efficiently reestablishing connection between peer-to-peer devices. For example, there is provided a method for peer-to-peer (P2P) connection reestablishment by a mobile device. The method may involve caching at least one of a Radio Resource Control (RRC) context and a session management (SM) context for a previous P2P session with a peer mobile device. The method may further involve establishing a connection with the peer mobile device based at least in part on at least one connection context identifier (CC ID) associated with the previous P2P session. The method may further involve reestablishing a previous session state based on the at least one of the RRC context and the SM context. | 11-07-2013 |
Patent application number | Description | Published |
20130148558 | LOW POWER NODE DORMANT STATE - The state of an access link and backhaul link of a low power node may be determined and controlled after a low power node is initialized. The overhead signaling on the access link of a relay is controlled based on detecting a user equipment (UE). The connection on the backhaul link of the relay is managed in response to the overhead signaling on the access link. | 06-13-2013 |
20130294327 | CHARGING OVER A USER-DEPLOYED RELAY - Network entities in a wireless network cooperate to account and charge for data communicated over the wireless network. Accounting and charging enable the network entities to properly allocate charges to a second user equipment that communicates through a first user equipment, which acts as a relay in the wireless network. A network entity receives a request from the first user equipment related to a packet data network connection relating to the second user equipment. The network entity establishes or modifies a connection between a gateway and the first user equipment in response to the request. Charges for the data may be allocated to the second user equipment for data communicated with the identifier of the second user equipment. | 11-07-2013 |
20140016537 | ASSOCIATING TERMINAL USER EQUIPMENT WITH USER EQUIPMENT RELAYS - An operational characteristic of a relay is determined. The relay is a user equipment (UE) serving as an eNB. The operational characteristic includes one or more of a quality of a relay backhaul and a capacity of the relay backhaul. The relay backhaul includes a communications link between the relay and an eNB. A determination of whether to perform a handover of a UE is made based on the operational characteristic of the relay and a corresponding operational characteristic of the eNB. | 01-16-2014 |
20140126497 | TECHNIQUES FOR DECOUPLING DOWNLINK AND UPLINK OPERATIONS - Techniques are provided for decoupling uplink and downlink operations. According to certain aspects, a wireless node (e.g., a low power node) may receive, from a base station of a first cell, signaling indicating a random access channel (RACH) configuration for a wireless device. The wireless node may then detect the wireless node performing a RACH detection (based on the RACH configuration) and report the RACH detection and desired UL configuration to the base station of the first cell. The base station of the first cell may then select the wireless node for serving the wireless device for UL operations (e.g., based on the reported RACH detection-and similar reports from other wireless nodes detecting the same RACH procedure). | 05-08-2014 |
20140198685 | BROADCAST AND PAGING CHANNELS FOR MACHINE TYPE COMMUNICATION - Methods, systems, and devices are described for facilitating Machine Type Communication in a wireless communications system. Link budget-limited MTC devices, may be supported. An MTC physical broadcast channel may be utilized for the Machine Type Communication. The MTC physical broadcast channel may be transmitted over one or more subframes different from a regular physical broadcast channel. The payload for the MTC physical broadcast channel may be reduced. The MTC physical broadcast channel may also be utilized to indicate the presence of paging and/or to indicate a change in system information. Some embodiments utilize one or more MTC-specific system information blocks. The MTC-specific system information blocks may combine and/or simplify multiple system information blocks. The location of the MTC system information blocks may be predetermined or information about their location may be transmitted over the MTC physical broadcast channel. An enhanced paging channel may be used to indicate system information updates. | 07-17-2014 |
20140198726 | BROADCAST AND SYSTEM INFORMATION FOR MACHINE TYPE COMMUNICATION - Methods, systems, and devices are described for facilitating Machine Type Communication in a wireless communications system. Link budget-limited MTC devices, may be supported. An MTC physical broadcast channel may be utilized for the Machine Type Communication. The MTC physical broadcast channel may be transmitted over one or more subframes different from a regular physical broadcast channel. The payload for the MTC physical broadcast channel may be reduced. The MTC physical broadcast channel may also be utilized to indicate the presence of paging and/or to indicate a change in system information. Some embodiments utilize one or more MTC-specific system information blocks. The MTC-specific system information blocks may combine and/or simplify multiple system information blocks. The location of the MTC system information blocks may be predetermined or information about their location may be transmitted over the MTC physical broadcast channel. An enhanced paging channel may be used to indicate system information updates. | 07-17-2014 |
20140235242 | Systems and methods for inter-radio access technology (RAT) mobility - Methods and apparatus for providing inter-RAT mobility between 2G/3G and 4 networks are described. A UE camped or connected to a GERAN or UTRAN network may be configured to move, either directly or through network-controlled functions, to an LTE network to perform a data call. The UE may then return to a 2G/3G network. | 08-21-2014 |
20140241272 | INTERFACE BETWEEN LOW POWER NODE AND MACRO CELL TO ENABLE DECOUPLED UPLINK AND DOWNLINK COMMUNICATION - Certain aspects provide a method for wireless communications with low powered, possible low cost devices, such as machine-type communications (MTC) devices. A method for wireless communications by a wireless node is provided. The method generally includes receiving, from a base station of a cell, signaling indicating a random access channel (RACH) configuration for a wireless device, detecting, based on the RACH configuration, the wireless device performing a RACH procedure, reporting the RACH detection to the base station of the cell, receiving signaling indicating the wireless node has been selected to serve the wireless device for uplink communications with the base station of the cell, receiving uplink data transmitted from the wireless device, and forwarding the uplink data to the base station of the cell. | 08-28-2014 |
20140334299 | OVERLOAD CONTROL AND SUPERVISION FOR WIRELESS DEVICES - Methods, systems, and/or devices are described for are provided for transmission overload control and/or supervision of wireless devices. Tools and techniques may be provided for resolving issues associated with numerous wireless devices connected to a base station. For example, a transmission cycle for an uplink channel may be identified where the transmission cycle is discontinuous. Scheduling request and or Random Access Channel messages may be transmitted from a wireless device based on the discontinuous transmission cycle. Tools and techniques are also provided that may involve supervision of numerous wireless devices. Supervision may, for example, involve keep-alive messages transmitted in accordance with a timer. The supervision may be based on determination of, and transmissions related to, a list or lists of connected wireless devices. In some cases, the wireless devices may be delay tolerant. The wireless devices may include UEs that may have long sleep cycles and/or machine-type communications (MTC) devices. | 11-13-2014 |
20140347983 | METHODS AND APPARATUS FOR THROTTLING UNATTENDED APPLICATIONS AT USER DEVICES - Aspects of the present disclosure provide methods, apparatus and computer program products for throttling unattended applications at user devices (e.g., in an effort to limit transmission resource consumption by a user equipment (UE)). According to an aspect, the UE may receive an indication to restrict (throttle down) flow for traffic that appears to be unattended by a user. The UE may determine if a particular application is subject to flow restriction; and restrict flow of uplink traffic generated by the application, if the application is subject to flow restriction. Numerous other aspects are provided. | 11-27-2014 |
20140348080 | UPLINK TRAFFIC PRIORITIZATION AT A USER EQUIPMENT (UE) WITHIN THE SAME BEARER - Certain aspects of the present disclosure provide methods, apparatus and computer program products for uplink traffic prioritization, by a user equipment (UE), within the same bearer. According to certain aspects, a method for wireless communications by a user equipment (UE) is provided. The method generally includes receiving information regarding prioritization per bearer, receiving an uplink scheduling grant for uplink traffic, assigning the uplink scheduling grant to a bearer based on the information, and prioritizing the uplink traffic within the bearer based on one or more rules. | 11-27-2014 |
20150056993 | CONNECTED MODE MOBILITY BETWEEN RADIO ACCESS NETWORKS - A method, an apparatus, and a computer program product for wireless communication are provided in which a user equipment performs an inter-radio access technology (RAT) mobility procedure from a first network to a second network while idle mode signaling reduction (ISR) is active, locally deactivates ISR in connection with completion of the inter-RAT mobility procedure, and initiates a location management procedure in the second network. Depending on the respective type of the first and second network, and the connection state of the UE with respect to the first network, the mobility procedure may be performed in response to a mobility command received from the first network, or in response to a mobility condition of the first network as detected by the UE. | 02-26-2015 |
20150133081 | TECHNIQUES FOR DETERMINING TRAFFIC VOLUMES SERVED OVER MULTIPLE CELLS OF A WIRELESS COMMUNICATION NETWORK - Techniques are described for traffic volume determination and reporting by an access node and/or a node of a core network in a wireless communications system. One or more wireless connections may be established with a user equipment (UE) to serve one or more streams of traffic using a first cell and a second cell, which may have different cell characteristics. A first traffic volume for the UE may be determined based on traffic volume served over the first cell, and a second traffic volume for the UE may be determined based on traffic volume served over the second cell. A charging data record may be generated based on the first traffic volume and the second traffic volume. Traffic volume served over the first cell then may be charged at a different rate that traffic served over the second cell. | 05-14-2015 |
20150148038 | TECHNIQUES FOR PROVISIONING CONFIGURATION INFORMATION BASED ON CELL CHARACTERISTICS - Techniques are described for configuring wireless service for a user equipment (UE) in a wireless communications network in which the UE may be served over one or more of multiple available cells. Wireless service for the UE may be configured based on parameters associated with each of the multiple cells, such as, for example, a primary/secondary cell designation of a cell, whether the cell operates using a licensed or an unlicensed radio frequency spectrum band, a radio access technology associated with a cell, and/or an operating frequency band of a cell. Based on the parameters for each cell, one or more cell configurations for serving the UE may be provided. The cell configurations may identify, for example, a set of rules that control how much and/or what type of traffic is sent on different cells. | 05-28-2015 |