Abstract: The present application is directed to wireless communication networks. More specifically, the present application is directed to creation and usage of radio maps for cloud-based control of self-organizing networks. Methods for localizing elements in a wireless network are provided. Methods for operating a wireless communication network. Apparatuses configured to operate within a wireless communication network are provided. Apparatuses configured to operate within a wireless communication network are provided.

Abstract: Example embodiments presented herein are directed towards a mobility management node and SGW or Gn/Gp-SGSN, and corresponding methods therein, for downlink data buffering in a wireless communications network. Such buffering is useful when the wireless device is in a power saving state e.g. PSM or eDRX. Thus, since the downlink data is buffered, there is no longer a need for multiple Downlink Data Notifications to be sent.

Abstract: A method of and an application server and user equipment for providing at least one of chat and Voice over Internet Protocol, chat/VoIP, services to the mobile user equipment in a mobile telecommunications network. The mobile user equipment comprises a chat/VoIP client for accessing a chat/VoIP service application interfacing the mobile telecommunications network. The chat/VoIP service application interfaces a plurality of proprietary chat/VoIP clients for accessing a plurality of proprietary chat/VoIP communication environments operated by a plurality of chat/VoIP service providers, for providing chat/VoIP services to the chat/VoIP client of the mobile user equipment. The chat/VoIP client and the chat/VoIP service application may be arranged such that privileged use of the mobile telecommunications network is enabled, providing a session between the user equipment and a communication environment with a predetermined or agreed Quality of Service.

Abstract: A wireless device including a selection module configured to select a discovery window from a plurality of discovery windows in which to transmit a discovery frame, and a transmit module configured to transmit on average one discovery frame every predetermined number of discovery windows to reduce probability of collision in response to the one or more wireless devices competing for access to a channel. A discovery window is a time period in which (i) the wireless device and (ii) one or more wireless devices in a network are configured to transmit discovery frames to discover a service in the network prior to associating with each other. The discovery frame includes (i) a publish message to make information about capabilities and services of the wireless device available to other devices or (ii) a subscribe message to gather information about capabilities and services of other devices.

Abstract: Method and arrangement in a first node for requesting a status report from a second node. The first node and the second node are both comprised within a wireless communication network. The status report comprises positive and/or negative acknowledgement of data sent from the first node, to be received by the second node. The first node comprises a first counter configured to count the number of transmitted Protocol Data Units, PDUs, and a second counter configured to count the number of transmitted data bytes. The method and arrangements comprises initialising the first and the second counter to zero, transmitting data to be received by the second node, comparing the value of the first and the second counters with a first threshold limit value and a second threshold limit value and requesting a status report from the second node if any of the threshold limit values is reached or exceeded.

Abstract: A method and system is provided for transmitting data in a communication system operating in the HF band comprising a link layer and a physical layer. The system comprises a transmitter and a receiver. The transmitter comprises at least one scheduler. The method comprises a step of segmenting at least two data streams F1,F2 each of the streams having a service constraint, each being segmented into a plurality of data sub-blocks FjBi, a step in which the data sub-blocks are transformed into a frame then a step of coding and interleaving the first frame TF1, and of the second frame TF2, producing sub-frames STF1c, STF2c, then generating a frame to be transmitted by mixing n sub-frames STF1c of the data stream F1 with m sub-frames STF2c of the data stream F2.

Abstract: Methods and apparatuses are described in which an unlicensed spectrum is used for Long Term Evolution (LTE) communications. A first method includes receiving feedback information from a user equipment (UE) via a primary component carrier (PCC) uplink in a licensed spectrum. A second method includes transmitting feedback information from a UE to an evolved Node B (eNB) via a PCC uplink in a licensed spectrum. The feedback information may address signals transmitted to the UE via a downlink in an unlicensed spectrum.

Abstract: An apparatus performs in parallel a first communication conforming to a first wireless communication method and a second communication conforming to a second wireless communication method by distributing transmission data to the first communication and the second communication so that first and second transmission data are distributed to the first and second communications, respectively. The apparatus detects an unallocated data amount indicating an amount of a first portion of the first transmission data that is different from a second portion of the first transmission data that is allocated to wireless resources of the first communication. The apparatus controls, based on the detected unallocated data amount, a ratio of an amount of the first transmission data distributed to the first communication, to a total amount of transmission data distributed to both the first and second communications.

Abstract: Embodiments of the present invention provide a network offload method and apparatus, where the method includes: receiving, by a first network controller, network state information of a terminal, where there is at least one terminal, the network state information is state information of the terminal on at least one corresponding access network, and the first network controller is a network controller of a first access network; generating, by the first network controller, an offload policy for the terminal according to the network state information; and sending, by the first network controller, the offload policy to the terminal; and/or sending the offload policy to an access device of the at least one access network, so that a network-side device or the terminal performs offload according to the offload policy and the network side can implement control on terminal offloading.

Abstract: The present invention discloses a protocol processing method applied when control is decoupled from forwarding, a control plane device, and a forwarding plane device. The method includes: causing a control plane device to send an indication to a forwarding plane device according to a processing manner of a packet service processing protocol, and to deliver a negotiation parameter of the packet service processing protocol to the forwarding plane device; and causing the control plane device to receive a negotiation result of the packet service processing protocol, and to create a data path between a user equipment and a network device. The negotiation result is uploaded by the forwarding plane device and obtained according to information that includes the negotiation parameter of the packet service processing protocol.

Abstract: The present invention provides a dual mode mobile terminal that is capable of supporting both cellular and local wireless communications. The mobile terminal operates to determine when to switch between local wireless communication and cellular modes. To determine when to switch between local wireless and cellular modes, the mobile terminal determines its current location, uses the current location to obtain mode switching information, and switches modes as necessary based on the mode switching information.

Abstract: A network handover method, a terminal, a controller, a gateway, and a system. The method includes: when a terminal accesses a first network, converting data including an initial TCP four-tuple into data including a first TCP four-tuple, and sending the data to a gateway; and after handing over from the first network to a second network, converting data including the initial TCP four-tuple into data including a second TCP four-tuple, and sending the data including the second TCP four-tuple to the gateway. This achieves objectives of preventing a connection from being interrupted before and after the network handover, improving use experience, and reducing complexity of a network handover process.

Abstract: The present invention provides a method involving at least one mobile node and a heterogeneous network comprising a plurality of access nodes. The method includes transferring event context information associated with a mobile node from a first access node to a second access node.

Abstract: Methods and systems for managing Multimedia Broadcast Multicast Service (MBMS) service continuity include, with a source node in a communication system, providing an MBMS, processing an event that indicates that a User Equipment (UE) being serviced by the source node is to be transferred to one of a number of candidate nodes, receiving a congestion bit from each of the candidate nodes, and providing data to the UE that causes the UE to be serviced by a target node selected from the candidate nodes based at least in part on values of the congestion bits from each of the candidate nodes.

Abstract: The present application relates to a method for determining handover criterion in a cellular wireless communication system, said cellular wireless communication system employing handover procedures according to which mobile stations may be handed over from a cell to another cell; said method comprising the steps of: receiving at least one handover control criterion parameter, and determining at least one handover criterion based on said at least one handover control criterion parameter. Furthermore, the present application also relates to a method in a network control entity, a method in a network entity, a computer program, a computer program product, a network control entity device, a network entity device and a cellular communication system comprising such devices.

Abstract: One of the embodiments of the present invention relates to a method for calibrating mobile robustness optimization function for inter-cell handover. The method comprises detecting mobile robustness optimization deviation; calibrating said mobile robustness optimization function by—compensating the detected mobile robustness optimization deviation. The embodiments of the present invention further provide corresponding apparatuses and base stations.

Abstract: A technique forwards handover data in a wireless communication system. A base station apparatus includes a first buffer for storing downlink data of a terminal, a handover agent for, when the terminal performs a handover, performing scheduling on data which is stored in the first buffer for at least one terminal including the terminal that performs the handover so that an interruption time of the at least one terminal is reduced in order to forward the data to a target base station, and a communication unit for transmitting the data according to a scheduling result of the handover agent.

Abstract: Methods and apparatus for wireless communication for improving back to back cell reselection that includes establishing that cell reselection to a primary candidate cell has failed. Afterwards, a UE determines if a set of predetermined conditions have been triggered and schedules cell reselection to a secondary candidate based on whether the set of predetermined conditions have been triggered.

Abstract: Methods and apparatus to provide packet switched service continuity during circuit switched fallback operation are described. One example method includes determining that a target system does not support packet switched handover; determining if non-3GPP access for packet switched service is available; and triggering handover to the non-3GPP access.

Abstract: Methods and devices for operating a wireless communication device that can communicate with at least two different wireless networks using a single radio frequency modem are described. The communication device attaches to a first wireless network through the radio frequency (RF) modem, and then detaches from the first wireless network at a predetermined time before a start time of a selected event on a second wireless network. The device attaches to the second wireless network using the same RF modem before the start time of the selected event and collects at least a portion of event data associated with the selected event. After collecting at least a portion of event data, the device detaches from the second wireless network and re-attaches to the first wireless network.

Abstract: An apparatus and a method for providing call continuity in a wireless communication system are provided. The apparatus includes a first communication unit for setting a call with a counterpart terminal in a first network, a second communication unit for setting a call with the counterpart terminal in a second network while the call is set in the first network, and a control unit for terminating the call of the first network after the call setup is completed in the second network.

Abstract: A method includes responsive to receiving a first packet of a plurality of packets at a first radio access node enabling said first radio access node to receive at least one other of said plurality of packets. The method further includes causing said first packet to be sent by said first radio access node to a user equipment before said at least one other of said plurality of packets is caused to be sent to said user equipment.

Abstract: A system for traffic management between a WiFi network and an LTE network that includes a network interface assignment module for determining from an operator side of the WiFi network and the LTE network a set of WiFi Access Points (APs) and LTE base stations for each user that provides a least a highest quality of experience for each of the users using input strength for all users to potential WiFi access points and LTE base stations. The system may further include an interface switching service (ISS) module that includes a control logic and a network HTTP proxy for delivering network switching instructions to devices of users. The control logic receiving instructions from the NIA module and sending signal to the devices of the users to switch from WIFI and LTE networks through the LTE network based upon signal strength of the users.

Abstract: Methods and apparatuses are provided for performing multi-eNB connectivity communication. An eNB receives a Radio Link Failure (RLF) expected message related to a first link, from a UE. A target cell is sought for a handover of the UE according to the RLF expected message. The target cell is selected, when the target cell is found. The eNB receives, from the UE, an RLF message related to the first link, through a second link. An instruction for the handover to the selected target cell is transmitted to the UE.

Abstract: A method and apparatus are provided for a handover (HO) in an evolved Node B (eNodeB). The method includes receiving a measurement report from a user equipment (UE); transmitting, to a mobility management entity (MME), a handover required message including information indicating whether the HO is for a circuit switched (CS) network or both a CS network and a packet switched (PS) network; and receiving, from the MME, a handover command message. The information is used, by the MME, to split a voice bearer from another bearer.

Abstract: Systems and methods for performing UE handover based on group delay variation include a base station (i) selecting a target neighbor sector from a plurality of neighbor sectors for the handover, where each neighbor sector has a group delay metric, and where the target neighbor sector is selected from the neighbor sectors based at least in part on each neighbor sector's group delay variation and (ii) initiating handover of the UE to the target neighbor sector. Some embodiments include creating a neighbor relations table (NRT) comprising at least some of the neighbor sectors, and prioritizing the NRT based on group delay and/or group delay variation. In some embodiments, selection of the target neighbor sector for the handover is additionally based on neighbor sector handover success rates and Reference Signal Receive Power (RSRP) values for neighbor sectors reported by the UE for which the handover is to be performed.

Abstract: In an Long Term Evolution (LTE) environment, LTE base stations may collect relevant data from subscribing wireless devices, as well as from nearby LTE base stations and WLAN access points. Based on the collected data, as well as data of the base station itself, the base station may make a determination as to whether to institute offloading of some or all of the subscribing UEs. Rather than independently communicating the offload command to each of the UEs, the base station may issue a broadcast notification that may be decoded by all of the UEs for performing offloading. In order to mitigate a surge of offloading, the base station can include surge prevention parameters in the broadcast message to distribute or reduce offloading.

Abstract: A method for configuring a communication system (20) comprising an exchange (34), the method comprising: identifying a type of the exchange; selecting a configuration module (56) adapted to communicate with the identified type of the exchange; and under the control of the selected configuration module, retrieving and analyzing automatically a configuration database from the exchange, and configuring the exchange to provide communication connectivity to both a fixed network and a mobile network.

Abstract: In one embodiment, a particular node in a shared media computer network may determine a set of network parameters for the network, and a timing of super-frames in the network, each super-frame having one or more frames, each frame divided into a plurality of timeslots. In addition, the particular node computes a discovery scheduling function using its own identification to determine in which particular timeslot of the frames to transmit a network discovery packet. Accordingly, the particular node may transmit the network discovery packet in the particular timeslot of the frames. In an additional or alternative embodiment, the particular node may receive a network discovery request from a requesting node. In response, the particular node determines whether it is free to reply to the network discovery request based on parameters in the network discovery request, and if free to reply, may transmit a network discovery packet to the requesting node.

Abstract: A relay wireless communication device is discovered using probe request. A source device that intends to transmit one or more frames to a destination device transmits the probe request to request a probe response from one or more potential relay devices. A relay device transmits a probe response to the source device when the relay device may operate to forward the one or more frames from the source device to the destination device. The relay device employs one or more considerations to determine its eligibility to serve as relay for the source and destination devices. The source device selects one of the potential relay devices based on their provided probe responses. The source device may select an optimal relay device based upon two or more received probe responses.

Abstract: A low-cost system and methodology that facilitates improved femto access control by employing Bluetooth® technology is provided. Bluetooth-based femto access control utilizes a Bluetooth modem in a femto access point (FAP) that broadcasts a unique Bluetooth identity (ID). Nearby UEs can detect the femtocell and employ the Bluetooth ID for idle mode reselection and active mode handover behavior. Specifically, on detecting a femtocell, a UE can perform Bluetooth pairing with the FAP prior to performing attachment signaling. Moreover, only if Bluetooth signaling is successful, the UE proceeds to attach to the FAP. Thus, the system and method disclosed herein can control the UEs that attach to the femtocell, thereby reducing the signaling load and improving battery life of the UEs.

Abstract: Techniques for priority access to a priority access channel are described. In at least some embodiments, a portion of the radio spectrum is divided into general access (GA) channels and priority access (PA) channels. Levels of access to the different channels are controlled based upon priority levels of devices attempting to access the channels. For instance, embodiments employ a channel database that tracks available GA channels and PA channels, and notifies various devices of the available channels. The channel database may also track keys for PA channels that enable authentication of devices for priority access to PA channels. In at least some embodiments, tracking available GA channels and PA channels enables underutilized radio channels to be identified for various uses, such as for wireless broadband communication.

Abstract: According to an embodiment of the present invention, a method for transmitting a discovery signal related to device to device (D2D) communication by a first UE in a wireless communication system comprises: mapping a codeword related to a discovery signal to two or more pairs of physical resource blocks (PRBs) on a time axis; and transmitting the mapped codeword, wherein a first pair of PRBs of the two or more pairs of PRBs includes a resource area for a first signal and whether an n-th (n>=2) pair of PRBs of the two or more pairs of PRBs includes the resource area for the first signal is determined according to whether a next subframe of a subframe including an (n?1)-th pair of PRBs is for an uplink transmission.

Abstract: Method and systems for managing a communication link. One or more indicators of an expected service interruption associated with a communication link is determined. The communication link may be a link between a relay and a communication target and/or a link between the relay and a user equipment (UE). In response, the UE initiates one or more actions to reduce or avoid the expected service interruption.

Abstract: Registration rejections are reported to a universal integrated circuit card (UICC). Remote access can be provide to registration rejection data stored in the UICC, the registration rejection data can be transmitted to a service provider, one or more UICC applications can be executed based on the registration rejection data, and/or the registration rejection data can be logged or tracked. In addition, action taken by the UICC can be automated based on the registration rejection using artificial intelligence.

Abstract: Methods, systems, and devices are described for Wi-Fi peer-to-peer (P2P) communications. A seeker user equipment (UE) may identify a desired service to be provided via Wi-Fi P2P communication. The seeker UE may broadcast a probe that identifies the desired service. An advertiser UE may receive the probe from the seeker UE. The probe identifies a desired service for the seeker UE that is to be provided via Wi-Fi P2P communication. The advertiser UE may transmit a probe response to the seeker UE only when it is determined that the advertiser UE is capable of providing the identified desired service.

Abstract: An objective of the present disclosure is to provide a wireless communication device that is capable of efficiently searching another wireless communication device that is capable of providing a required service. A master device, when the master device receives an advertisement from a slave device, transmits, to the slave device, a scan request that includes information on a requested service that the master device requires. The slave device, which has received the scan request, decides whether or not the slave device itself is capable of providing the requested services, and transmits, to the master device, a scan response that includes a result of the decision. When the decision result included in the scan response indicates that the slave device is capable of providing the requested service, the master device establishes a connection to the slave device.

Abstract: Embodiments describe methods, apparatuses and logic for a user equipment (UE) to connect to an access point (AP) in a wireless local area network (WLAN) based on credentials from a UE's home third generation partnership project (3GPP) network. In some embodiments, the UE may receive selection policy parameters from the WLAN including a network access identifier (NAI) realm. The UE may also receive selection policy parameters from the 3GPP network. The UE may compare the selection policy parameters of the WLAN with the selection policy parameters of the 3GPP network and discover roaming relationships between service providers and the relative priorities of different networks, and create a network list based on the comparison. The UE may then associate with an AP of the WLAN based on the prioritized network list.

Abstract: The present application provides a communication control apparatus, an authentication device, a central control apparatus and a communication system.

Abstract: A communication apparatus includes first communication means for performing a wireless communication with another communication apparatus in a first communication method, second communication means for performing the wireless communication with another communication apparatus in a second communication method that is different from the first communication method, and sending means for sending a request message for requesting, by using the first communication means, a connection parameter for connecting to another communication apparatus via the second communication means, the request message including information about a communication service executable by the communication apparatus.

Abstract: A method in a radio network node for ranking cells within a group of cells in a cellular network is provided. The radio network node is serving a first cell, in the group of cells. The radio network node receives (201) power level measurements from one or more user equipments. The power level measurements respectively indicate a power level in at least one cell of the group of cells where the respective one or more user equipments is active. The radio network node then ranks (202) importance of the cells in the group of cells, both based on the power level measurements, and on the number, for each cell out of the group of cells, of user equipments whose power level measurements indicate that the respective cell has the highest power level.

Abstract: A collaborative method for a node includes forming a local network with at least one other node using a lower power subsystem; selecting a master node from among the local network based on a first set of criteria; and communicating with a back end server over a wireless wide area network (WWAN) using a higher power subsystem. An apparatus may include a first subsystem for communicating with a local network; and a second subsystem having an active mode and an inactive mode, the second subsystem for communicating with a wireless wide area network (WWAN) when in the active mode, the apparatus selecting the active mode or inactive mode based on a set of criteria.

Abstract: According to a first aspect, it is presented a method, performed by a network device, for determining a set of power state parameters at least partly defining when a wireless terminal is to be in an active state or a power saving state. The method comprises the steps of: obtaining at least one traffic characterization parameter; for each traffic flow, simulating a plurality of sets of power state parameters; obtaining at least one operational traffic characterization parameter; associating the operational traffic with a selected traffic flow; finding an applicable set of power state parameters by finding a set of power state parameters with a low cost, wherein the set of power state parameters are associated with the selected traffic flow; and sending the applicable set of power state parameters to the wireless terminal in operation. A corresponding network node, computer program and computer program product are also presented.

Abstract: A communications device and network may collaborate to conserve battery life. The communications device may provide battery life status when attaching to a network. And the network may adjust treatment of the communications device depending upon the status.

Abstract: The disclosure relates to a DRX method with TRM limitation. In one embodiment, the DRX method comprises steps of detecting a DRX wake sub-frame to be set for a first BS at least partially overlaps with a sub-frame allocated to a second BS, and removing a collision of the DRX wake sub-frame to the sub-frame allocated to the second BS without change to the sub-frame allocated to the second BS. There is also provided a user equipment using the DRX method. By removing the collision without change to the sub-frames allocated in accordance with TDM, the user equipment may work in the DRX mode well.

Abstract: In a first embodiment, a method includes: entering a reduced communications performance environment, wherein a mobile device connected to a network loses connection to the network; attempting to reconnect to the network in the reduced performance environment without success; recording network connection attempt information; entering an improved performance environment, wherein the mobile device is reconnected to the network; and transmitting the network connection attempt information to a remote server. In a second embodiment, a method includes: consulting a network reconnection attempts profile previously sent from a cloud server to a mobile device; based on the network reconnections attempts profile, determining a network reconnection attempt schedule; and attempting to reconnect to the network according to the network reconnection attempt schedule until the mobile device is reconnected to the network.

Abstract: A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus transitions to a dormant state and transmits a very low duty cycle signal (LDCS) while in the dormant state. The apparatus may transmit an LDCS configuration to a second entity, the second entity being one of an LPN that is not in a dormant state and a macro cell. The apparatus may further monitor for a RACH messages at a predetermined RACH delay after transmitting the LDCS. The apparatus may transition to a DRX/DTX mode. The DRX/DTX mode may be matched to at least one connected UE.

Abstract: Various embodiments of wireless ambient sensor unit are presented. The sensor unit may include a wireless transceiver configured to transmit sensor data and to receive instructions. The sensor unit may include a sensor configured to measure an ambient condition. The sensor unit may include a controller in communication with the wireless transceiver and the sensor. The controller may be configured to compare data measured about the ambient condition to a stored threshold while the wireless ambient sensor unit is functioning in a low-power mode. The controller may be configured to exit the low-power mode in response to the comparison of the data with the stored threshold. The controller may be configured to cause the data measured about the ambient condition to be transmitted by the wireless transceiver as one or more messages in response to the comparison to the stored threshold.

Abstract: An apparatus includes a first amplifier stage configured to amplify a first carrier signal. The apparatus includes a second amplifier stage configured to amplify a second carrier signal. A resistive-capacitive (RC) network is coupled to the first amplifier stage and to the second amplifier stage. The RC network includes a resistive element coupled to a capacitive element.

Abstract: An apparatus for wireless communications is disclosed. The apparatus includes a processing system configured to configure a subset of a plurality of RF receiver chains coupled to respective antennas to receive in an omnidirectional manner, the subset comprising at least one RF receiver chain of the plurality of RF receiver chains; determine a first energy level of at least one signal received via the subset while the subset of RF receiver chains is configured to receive in the omnidirectional manner; configure the plurality of RF receiver chains to directionally receive from a target device based on the first energy level; determine a second energy level of the at least one signal received via the RF receiver chains while the RF receiver chains are configured to directionally receive from the target device; and generate data from the at least one signal based on the second energy level.