Abstract: Provided is a call connecting system and method based on mobile Voice over Internet Protocol (mVoIP). The method of connecting a call based on mVoIP performed in the system for connecting a call based on mVoIP including a subscriber server and a call processing apparatus may include the subscriber server receiving a call connection request to a second user terminal from a first user terminal and providing notification of the received call connection request to the second user terminal, the call processing apparatus receiving a call attempt message from the first user terminal, the call processing apparatus receiving a call waiting notification, providing notification of a ready state from the second user terminal, and the call processing apparatus establishing a call connection between the first user terminal and the second user terminal by transmitting the received call attempt message to the second user terminal.

Abstract: An apparatus for place-shifting telecommunication messages is presented. The apparatus includes a telecommunication service interface compatible with a telecommunication network that provides telecommunication service to the apparatus, and a network interface compatible with a data communication network that provides data connectivity between the apparatus and a remote user device. The apparatus also includes a data network conversion module and a telecom network conversion module. The data network conversion module is coupled between the telecommunication service interface and the network interface, and the telecom network conversion module is configured to convert local telecommunication signals received by the telecommunication service interface into a first format compatible with the data communication network.

Abstract: A method relating to the charging of a service in an IP Multimedia Subsystem, IMS. The service is one that is requested by a first subscriber and that involves a second subscriber. A service-related request message is received (S1) from the first subscriber conveying information relating to the second subscriber. It is determined (S2) that a plurality of terminals is associated with the second subscriber. A credit control request message is sent (S3) to a charging function of the IMS, the credit control request message conveying information relating to the plurality of terminals. A credit control answer message is received (S4) from the charging function conveying credit-related information relating to the plurality of terminals. It is determined (S5) at least partly from the received credit-related information which of the plurality of terminals to involve in the service requested by the first subscriber.

Abstract: A method (250) of intercepting a VOIP communication is disclosed. The method (250) includes: detecting (260) whether a subscriber-caller to be monitored goes off-hook; intercepting (270) the subscriber-caller when off-hook, if lawful intercept is authorized; and sending (280) substantially all communications between the subscriber-caller and a subscriber-callee, to a subscriber-agent. Advantageously, this can provide an efficient, useful, repeatable and scalable way to intercept VOIP communications.

Abstract: A multi-band user equipment (UE) is configured to operate in a single frequency band mode or a multiple frequency band mode. When operating in a single frequency band mode, the UE activates a bypass switch to route uplink signals of a first band around a multiplexer and reduce the insertion loss for the band.

Abstract: Embodiments disclosed herein relate to programmable duplexers. The frequency pass band of the programmable duplexer is changed according to a selection of a channel-pair to control or maximize the transition band between the receiver path and the transmitter path. The programmable duplexer permits selections of desired pass bands without the need for multiple duplexer filters. Embodiments disclosed herein also relate to temperature compensating a programmable duplexer based upon one or more temperature indications. The one or more temperature indications may be based upon a temperature of a semiconductor circuit, a temperature of a substrate of a one-port resonator of the programmable duplexer, and/or a temperature of the one-port resonator. The resulting programmable duplexer has an added additional advantage of lessening the temperature variations of the programmable duplexer.

Abstract: A frontend module for Time Division Duplex (TDD) with Carrier Aggregation (CA), wherein the frontend module reuses the band selection filters for the aggregated bands and provides switched connections to antenna and transmitter/receiver according to the Uplink (UL)/Downlink (DL) configuration. The use of switches on both the antenna side and the transmitter/receiver side of the frontend module enables the reuse of the band selection filters. The frontend module according to the present invention reduces the number of required filters to only one filter for each TDD-CA Component Carrier (CC) band. Thus, the frontend module avoids unnecessary band selection filters, and thereby also controls the cost of implementation of frontend modules in wireless units operating in the TDD-CA mode.

Abstract: Method and device for smart power management of the sensor nodes within a wireless sensor network to achieve extremely low standby current and fast power-up time at the same time are provided. The method features a technique of centralized remote power-up scheme combined with local broadcasting power-up sequence to achieve fast power-up time and extended power-up coverage. It can manage the power-down sequence from a base-station to sensor nodes sequentially, while the power-up sequence broadcasts its power-up command from the base-station to all the sensor nodes within a sensor network. The device accepts same frequency band for both data communication and power-up message, and a RF switch separates receiving RF data and RF power-up message. The wireless power-up receiver is self-powered from power-up message and also generates power-up enable signal from it.

Abstract: A method of uplink control information transmission for a mobile device with carrier aggregation in a wireless communication system is disclosed. The method comprises being configured a plurality of cells including a primary cell and at least a secondary cell by a network of the wireless communication system, determining to transmit the uplink control information in a transmission time interval, and when the primary cell has no uplink resource for the uplink control information transmission, transmitting the uplink control information on at least a secondary cell having uplink resources in the TTI.

Abstract: A system and a method that reports capability information regarding a dual mode User Equipment (UE) are provided. The UE supports Frequency Division Duplex (FDD) and Time Division Duplex (TDD). The UE capability transmitting method includes receiving a message requesting UE capability information from an evolved Node B (eNB), generating first capability information and second capability information according to the UE capability information requesting message, and transmitting UE capability information including the first and second capability information to the eNB. The first capability information comprises FDD capability information applicable to an FDD mode or TDD capability information applicable to a TDD mode. The second capability information comprises capability information applicable to both the FDD mode and the TDD mode. The system and method can allow a dual mode UE to efficiently report its capability information.

Abstract: A radio frame and method are provided for sending a sounding reference signal (SRS) in a mobile communication system, which is used to solve the problem of shortage of resources for sending the SRS in the mobile communication system. The method includes a user equipment (UE) sending the SRS to eNB in time-frequency resources corresponding to a guard space in the radio frame, wherein, the guard space is one or more of downlink to uplink guard space, uplink to downlink guard space, reserved subframes, or reserved idle resources. A device is also provided for sending the SRS, applied to the UE in the mobile communication system, wherein the device includes a radio frame construction module and a sounding reference signal transmission module.

Abstract: The disclosure provides a downlink transmission method and an eNodeB in a multiple input multiple output system. The method includes: obtaining channel quality indication of a User Equipment (UE) to generate a channel condition indication value; obtaining channel rank indication of the UE to generate a channel correlation indication value; obtaining uplink channel impulse response estimation data of the UE to generate a channel variation state indication value; selecting a downlink transmission mode according to the channel condition indication value, the channel correlation indication value and the channel variation state indication value; transmitting data to the UE in the selected downlink transmission mode. Because of extracting information from a current channel as a basis of a subsequent selection of the downlink mode, the disclosure can greatly improve a resource utilization ratio of a system and realize a better wireless transmission effect.

Abstract: Method and arrangement in a base station for sending data to a user equipment. The base station comprises an instance of a codebook, corresponding to another instance of the codebook comprised in the user equipment. The method comprises obtaining channel state information from a signal received from the user equipment, estimating a channel to be used for transmitting data to the user equipment, calculating a precoder, based on the obtained channel state information. Further is comprised the steps of selecting a precoding index from the codebook based on the calculated precoder, or selecting a precoding index received from the user equipment, precoding data to be transmitted to the user equipment using the calculated precoder and transmitting the precoded data, a non-user dedicated reference signal and the precoding index on the estimated channel to the user equipment. Further, corresponding method and arrangement in a user equipment are described.

Abstract: System(s) and method(s) are provided to transmit simultaneously a first and a second communication channel in a single-carrier waveform format with disparate error rate requirements. First channel and second channel are coded individually to form an alphabet for a first and second constellation. Prior to transmission, bits of information of the first and second channels are modulated with a hierarchical modulation constellation is generated through a combination of a first a second constellation; each constellation is assigned a configurable weight (e.g., a “hierarchic weight”) that is expressed in terms of a configurable energy ratio. The energy ratio determines the resilience of bits associated with the first and second channel. Bit mapping within the first and second constellation provides redundancy to mitigate error rate within each quadrant of the hierarchical constellation.

Abstract: First and second wireless transmission protocol uplink channels are available for use by a wireless device in transmitting data to a network. In various examples, the device selects between the first and second wireless transmission protocol uplink channels according to various different criteria. Examples include selecting between the first and second wireless transmission protocol uplink channels according to the type of data to be transmitted and according to the identity of the device, and various combinations of these.

Abstract: A wireless device operates such that at least a part of a radio system of the wireless device is temporarily shut down so as to be unable to receive downlink frames and is powered up so as to be capable of receiving downlink frames. The wireless device schedules the transmission time of an uplink frame to occur when the radio system of the wireless device has been powered up so that the wireless device is capable of receiving a downlink frame.

Abstract: A wireless communication device includes a Wi-Fi module for operating in WLAN system and a Bluetooth module for operating in Bluetooth system. After entering a power-saving mode, the wireless communication device is configured to turn off the Wi-Fi module and periodically scan an operational frequency band of a network using the Bluetooth module. When detecting a radio frequency signal having the same bandwidth as the network in the operational frequency band, the wireless communication device is configured to enter a normal mode.

Abstract: Realization of sleep and reconnecting functions is developed for network systems which comprise a number of end devices, network path sharing devices and coordinators. End devices and, even, network path sharing devices can be enforced to enter a sleep state at the first preset times and wake up at the second preset times. The two preset times are either assigned offline or adjustable at run time, according to the actual traffic load in the network. When a node wakes up, it checks whether the corresponding parent node is in the active state or not. If the corresponding parent node is not in the active state, the node will find a new parent node to establish a new transmission path.

Abstract: The present disclosure describes a method for saving power in a user equipment (UE), which includes discovering at least one available access technology radio access network (RAN) having at least one access technology type, switching off power to a removable Universal Integrated Circuit Card (UICC) having subscription information for a second technology type different from a first technology type when a first technology type RAN is the only access technology RAN available, and establishing access to first technology type RAN user subscription information in a nonvolatile memory (NV) on the UE when a first technology type RAN is the only access technology RAN available.

Abstract: The present invention relates to a method and apparatus for transmitting and receiving system information update control information in a sleep mode in a wireless communication system. According to one aspect of the present invention, a method in which a terminal in a sleep mode receives system information update control information in a wireless communication system comprises: receiving, by the terminal from a base station, system information update control information including information on whether or not each of a plurality of secondary super frame header subpacket information elements (hereinafter, referred to as “S-SFH SP IEs”) is changed during a listening window; and receiving a changed S-SFH SP IE using the system information update control information.

Abstract: A method and device for operating in an idle mode for Machine To Machine (M2M) communication are provided. A M2M device receives a paging message from a base station. The paging message includes a M2M group identifier that identifies a M2M group to which the M2M device belongs. The M2M device monitors an uplink resource allocation beginning from an offset during a monitoring duration.

Abstract: The technical features of this document provide a method and wireless apparatus for controlling a number of timers associated with ISR function. The method is applicable to a user equipment moving between different networks, i.e., different radio access networks such as 2G/3G and LTE. The method is associated with a deactivate timer which can be initiated following a periodic tracking area updating timer. The method comprises starting the deactivate ISR timer when the periodic tracking area updating timer expires and the mobility management back-off timer is running while the UE is in the coverage of LTE.

Abstract: A method and system for managing Machine-to-Machine type Communication (MTC) devices in a MTC network environment are provided. The method includes receiving a notification message including a timer value from an MTC network; entering, upon receiving the notification message including the timer value for a duration equal to the timer value, an inactive mode; entering, upon an expiration of the timer value, an active mode from the inactive mode; and transmitting MTC data to an MTC server associated with the MTC device via the MTC network during the active mode of the MTC device.

Abstract: A method of allocating resources in a wireless communication system is provided. A wireless device which makes a transition between Low Power Consumption (LPC) mode and active mode receives, from a base station, an allocation message for allocating persistent scheduling resources used in persistent scheduling. The wireless device communicates with the base station using the persistent scheduling resources, for active duration in which the wireless device operates in the active mode. The wireless device deallocates the persistent scheduling resources automatically when the active duration is finished.

Abstract: Device, system, and method of power management. In some demonstrative embodiments, a device may include a wireless communication unit to transmit to a control point of a wireless area network an information request frame identifying at least one other wireless communication device in the wireless area network, wherein the wireless communication unit is to receive from the control point a response including wakeup information defining a wakeup schedule including at least one wakeup period of the other wireless communication device, and wherein, based on the wakeup information, the wireless communication unit is to transmit a wireless transmission directly to the other wireless communication device during the wakeup period. Other embodiments are described and claimed.

Abstract: The exemplary embodiments of the invention provide at least a method, apparatus, and executable computer program to perform operations including signaling MBMS change related information to, from, or between network devices in the same or different carrier frequencies. The MBMS related information regarding new, on-going, appearing, and/or disappearing multi-cast services offered in different frequency cells. Further, the exemplary embodiments of the invention provide for determining that multi-cast services in different carrier frequencies are new, on-going, appearing, and/or disappearing multi-cast services. In addition, the exemplary embodiments of the invention provide for operations at network devices to send and receive signaling regarding changes to multi-cast services offered in the same and/or a different carrier frequency.

Abstract: A content-centric-network (CCN)/named-data networking (NDN) system to support seamless mobility for a mobile node (MN) comprising a first point of attachment (PoA) configured to indicate to the MN that attaches to the first PoA one or more neighbor PoAs and to multicast an interest for content from the MN to the neighbor PoAs in a CCN or NDN when the MN starts a handoff procedure, and a second PoA from the one or more neighbor PoAs of the first PoA configured to receive the multicast interest from the first PoA, forward the interest to the CCN or NDN, receive content data from the CCN or NDN, and forward the content data to the MN.

Abstract: Network-assisted solutions are provided to maintain MBMS service continuity. In one novel aspect, a base station broadcasts MBMS service continuity (SC) indication to a plurality of user equipments (UEs) via a system information block (SIB). The MBMS SC indication comprises MBMS service area IDs (SAIs) supported by the current cell as well as neighbor frequencies. If a UE is in RRC_IDLE state, then the UE makes cell reselection decision based on the MBMS SC indication to maintain MBMS service continuity. If the UE is in RRC_CONNECTED state, then the UE reports MBMS reception status to the base station based on the MBMS SC indication via a dedicated RRC message. As a result, the base station can makes certain decisions including handover for the UE to maintain MBMS service continuity.

Abstract: A method of delivering data to a wireless communication unit in a communication system that comprises a broadcast network and a unicast network comprises at a network element, encoding a data packet stream at a first rate for delivery over the broadcast network; encoding the same data packet stream at the first rate for delivery over the unicast network; and concurrently transmitting the encoded data packet stream over the unicast network and broadcasting the encoded data packet stream over the broadcast network.

Abstract: A method for updating a computer the includes converting a first computer the to executable byte code and receiving a second computer the that includes a change that distinguishes the second computer file from the first computer file. The method also includes converting the second computer the to executable byte code and comparing at least a portion of the executable byte code of the second computer file with at least a portion of the executable byte code of the first computer file. The method further includes inserting, into the executable byte code the first computer file, a modification that causes at least a portion of the executable byte code of the first computer the to resemble the executable byte code of the second computer file.

Abstract: There is provided a base station including a communication unit for communicating with a user equipment according to a frame format where subframes for uplink and subframes for downlink are structured in a time division manner, and a scheduler for moving a boundary between a subframe for downlink and a subframe for uplink. The communication unit wirelessly communicates with another base station by using a subframe between the boundary before movement by the scheduler and the boundary after the movement.

Abstract: Disclosed is a method whereby a relay node receives a signal from a base station in a wireless communication system. More specifically, the invention comprises: a step in which a relay node receives, from the base station, a request signal for changing the size of a downlink physical control channel transmitted to a terminal corresponding to the relay node; a step in which a signal in response to the request signal is sent to the base station; a step of setting a downlink available symbol between the base station and the relay node, based on the request signal; and a step in which a relay node specific signal, sent from the base station, is received from the downlink available symbol.

Abstract: A method for a base station supporting multicarrier operation to transmit a paging message is provided. The base station determines a first time point for multicast broadcast service (MBS)-related information and transmits the MBS-related information through a first carrier at the first time point. Also, the base station determines a second time point for transmitting a paging message to a mobile station, determines a second carrier for transmitting the paging message to the mobile station, and transmits the paging message through the second carrier at the second time point. Here, the second time point is different from the first time point.

Abstract: Provided is a method and relay that performs network coding. The relay may determine transmission and/or receiving beamforming vectors for terminals so as to align effective channels of a plurality of transmit-and-receive pairs into different dimensions.

Abstract: A method of handling a handover for a relay node (RN) in a wireless communication system is disclosed. The method comprises receiving a handover command transmitted from a source donor evolved Node-B (DeNB) of the wireless communication system; and releasing an RN subframe configuration after receiving the handover command, if the RN is in a connected mode.

Abstract: A communication system (1) has a relay server (S) assigned to a wide area IP network (net1) and having a SIP function, a transmitting terminal (C1) transmitting over the relay server (S), and a receiving terminal (C2) receiving over the relay server (S); the transmitting terminal (C1) and the receiving terminal (C2) have a first IP address (21A) for communicating over the wide area IP network (net1) and a second IP address (21B) for communicating over a short circuit (XD) in an Internet network using XMPP as a communication protocol; and the transmitting terminal (C1) switches to the short circuit (XD) and communicates after communication with the receiving terminal (C2) is established over the wide area IP network (net1).

Abstract: A wireless network includes a relay station (RS) for extending wireless coverage of a base station. Data is sent by the base station and relayed through the RS to a mobile station (MS), where the data is associated with a preamble that is sent directly from the base station to the MS. A transmit power of the RS is adjusted for transmitting the data from the RS to the MS to reduce a difference between a first power level of the preamble received at the MS and a second power level of the data received at the MS. The uplink transmit power of the MS for the data sent to the RS is adjusted to compensate for the difference in path loss from MS to base station and MS to RS and to compensate for the difference in noise_plus_interference level at RS compared to that of the base station.

Abstract: A relay device for relaying communication information communicated between an access point and an adapter, said relay device comprises a reception means for receiving the communication information transmitted to said relay device itself; a memory means having one or more memory areas, the memory means being configured to store ID of each communication device which is a next transmission destination, in each of the memory areas; a reading means for reading route information from the communication information, said route information including information specifying the memory area containing the ID of the communication device which is the next transmission destination and indicating a route constituted by communication devices provided in a range from at least said relay device itself to a final transmission destination; a transmission destination identifying means for identifying the ID of the communication device which is the next transmission destination, based on the memory area stored in the memory means a

Abstract: The disclosure provides a method and system for allocating resources of a Relay link-Physical Downlink Control Channel (R-PDCCH). The method includes that: a network side configures a resource allocation way of the R-PDCCH (400); a relay node receives control information carried in the R-PDCCH in accordance with the configured resource allocation way (401). The disclosure provides a specific solution for implementing the resource allocation of the R-PDCCH.

Abstract: The present invention relates to a method which involves determining a relay terminal in an M2M communication system, and transceiving data to/from a base station or other terminal through the determined relay terminal, and to a method for constructing frames for transceiving data in the M2M communication system. By means of the data-transceiving method, an M2M terminal can transmit/receive a signal to/from a base station or other M2M terminal, and frames of a base station and M2M terminal can be efficiently constructed, wherein said method includes: receiving, by a first terminal of a wireless access system, a first message including a relay operation parameter, which is information that indicates a transmitting or receiving operation, from a base station during a downlink section and/or uplink section within a frame; and transceiving, by the first terminal, data to/from the base station or other terminal on the basis of the received relay operation parameter.

Abstract: A system includes a central controller to transmit a plurality of synchronization codes through a transmission medium and a plurality of satellite controllers, each satellite controller configured to recognize one or more synchronization codes of the plurality of synchronization codes, each satellite controller comprising a synchronous clock signal generator to generate a synchronous clock signal each time the satellite controller recognizes the one or more synchronization codes of the plurality of synchronization codes.

Abstract: In a distributed management scheme for LEO satellite networks interactions between a satellite and the designated fixed center occur according to a time schedule and only when the designated center is in the coverage area of the payload. For exception/alarm reporting and real-time configuration updates the interaction varies with time. Interactions of this type occur between a satellite and the management center that is “nearest” to the payload or satellite at the time instant at which the network event occurs or configuration upload is needed. The nearest management center for a payload is the center that can be reached from the payload with fewest number of crosslink hops. A central network operation center determines, prior to payload launch, the association between satellites and management centers for routine information exchange, and the nearest management center for the payload for different snapshots of time.

Abstract: A relay and a terminal in a multi-pair two-way network and a communication method thereof is provided. A communication method of a relay of a network including K transmit-and-receive pairs including a plurality of terminals, with the relay including M antennas and each of the terminals including N antennas, including accessing a codebook including codewords, the codebook being configured to enable effective channels from the K transmit-and-receive pairs to the relay to be aligned in independent dimensions, respectively, when the K transmit-and-receive pairs transmit signals simultaneously, each of the effective channels being aligned based on one of the codewords, selecting one or more of the codewords indicating the effective channels from the K transmit-and-receive pairs to the relay, respectively, and transmitting information associated with the selected codewords to corresponding ones of the K transmit-and-receive pairs.

Abstract: A method and apparatus for explicit adaptive modulation and coding scheme selection, the method receiving, at a mobile device, a transport block targeted to the mobile device, and if a quality of the received transport block exceeds a threshold, providing an acknowledgment or negative acknowledgment to a network element; and if the quality of the received transport block is below the threshold, suppressing the acknowledgment or negative acknowledgement.

Abstract: The present invention discloses a method and a system for implementing single radio voice call continuity (SRVCC), and said method includes: an ALG sending number information and/or identifier information if the ALG to a SCAS via a signaling message; said SCAS judging whether the number information and/or identifier information of the ALG are identical with the last used REFER number information or not, and if not, said SCAS notifying a PS or CS network control entity of the number information and/or identifier information of the ALG; alternatively, said SCAS notifying the PS or CS network control entity of the number and/or identifier information of the ALG. The present invention implements to dynamically select the ALG as a REFER operation entity to implement SRVCC, and solves the problem that a REFER request cannot be sent to an appropriate ALG since this ALG cannot be dynamically determined.

Abstract: A method at a network element operating in a wireless network, wherein the network element is configured to transmit a default cell search signal at a default position in one or more subframes, the method comprising transmitting, by the network element, an auxiliary cell search signal in addition to the default cell search signal.

Abstract: A wireless transmitter transmits a plurality of data blocks defined in a transmission window for receipt by a receiver. The transmitter transmits a status request to the receiver for positive acknowledgement of successful receipt of the status request, the status request identifying a data block. The transmitter updates the transmission window upon receipt of a positive acknowledgement of receipt of a data block or upon receipt of a positive acknowledgement of receipt of a status request relating to a data block. The updating removes the record of the data block from the transmission window and adds a record of at least one different data block to the transmission window.

Abstract: The invention relates to a data packet transmission process in a communication system comprising at least one terminal (UE) communicating with a base station (BS), the process comprising at least one transmission (S4) of the data packet with a given power, from the terminal to the base station based on a HARQ scheme to obtain a residual packet error rate PERres after a number of transmissions Trn, the process being characterised in that it comprises a step (S) for the joint selection of the following parameters: the number of transmissions Trn; the target packet error rate PERtg(i) of each transmission i, where i=1, . . . , Trn, to arrive at the residual packet error rate PERres; and the modulation and coding scheme m corresponding to each target packet error rate PERtg(i) so as to minimise the data packet transmission power.

Abstract: In view of the above, a wireless network access device is provided. In an example implementation, the wireless network access device includes a radio interface having a plurality of individually addressable radio paths for providing a connection to corresponding radio modules. Each radio module includes a radio configured to communicate with client devices in a corresponding coverage area. Each radio module is configured to operate independently of the other radio modules. A network interface is included to provide data network access. The wireless network access device includes a processor to manage communication between the client devices that communicate with the radio modules and a data network via the radio interface and the network interface when the wireless local area network device includes at least one connected radio module.

Abstract: A method for data transmission, a base station using the same and a user equipment (UE) using the same are provided. According to an exemplary embodiment, the present disclosure provides a method of data transmission, adapted for a user equipment (UE), the method contains the steps of receiving from a base station signaling comprising a sub-frame which comprises a control region and a data region; decoding from the data region a first transport block indicated by a first downlink assignment from the control region; and decoding the first transport block to obtain a first control information, wherein the first control information includes a downlink assignment, an uplink grant, or an extended control region indicator.