Abstract: A method in a wireless device is disclosed. The method comprises receiving one or more resource pool configurations for a particular discovery carrier, the one or more resource pool configurations comprising information indicating one or more of resource elements and subframes that the wireless device should use to monitor for incoming discovery messages and transmit outgoing discovery messages, the received one or more resource pool configurations comprising at least a first resource pool configuration received from a serving network node of the wireless device operating in Time Division Duplex (TDD) mode. The method comprises determining which of the received one or more resource pool configurations that the wireless device should use to monitor for incoming discovery messages and transmit outgoing discovery messages.

Abstract: In one example embodiment, a method for identifying interfering physical channel configurations and cell-specific reference signals (CRSs) for the characterization of dynamic interferers includes constructing configuration indications. Each configuration indication may include a physical cell identity, antenna port information for a cell-specific reference signal (CRS), and an identification of a channel state information reference signal (CSI-RS). First and second configuration indications may be transmitted to a first wireless device. A first physical channel may be transmitted to the first wireless device. A second physical channel transmitted from a second network node may interfere with the first physical channel and be identifiable at least in part based on the first and second configuration indications. The first and second configuration indications may include a same physical cell identity and same antenna port information.

Abstract: Methods and apparatus for improving the reporting of mobility information are disclosed. An example method, suitable for implementation in a mobile terminal such as an LTE UE, begins with the detecting of a transition from idle state to connected state. The mobile terminal subsequently transmits mobility information to the network in response to or in connection with the transition. The mobility information sent to the network includes one or more of several information elements or information types, including a list of recently visited cells, including information specifying a time-of-stay in each cell, or timestamp information that can be used to derive the mobile terminal's time in each cell. GPS-based speed information or other generic speed information may be included. Complementary methods for implementation in a base station and corresponding apparatus are also disclosed.

Abstract: An authentication node (22) in a wireless communication system (10) authenticates a message received by a recipient radio node (16A) (e.g., a user equipment). The authentication node (22) in this regard determines a radio resource that carries the message received by the recipient radio node (16A). The authentication node (22) performs authentication of the message, by checking whether the message is bound to the determined radio resource. The authentication node (22) may, for example, compute an expected authentication or integrity code based on information identifying the determined radio resource and check whether the expected authentication or integrity code matches an authentication or integrity code associated with the message.

Abstract: According to certain embodiments, a method by a wireless device is provided for performing logical channel prioritization (LCP) by a wireless device. The method includes selecting a set of logical channels based on one or more logical channel restrictions. The method further includes determining at least one logical channel of the set of logical channels to serve.

Abstract: Embodiments herein relate to e.g. methods performed in first and second communication devices for enabling device to device communication between the first communication device and the second communication device in a radio communications network. The first communication device transmits data in a first data transmission to the second communication device according to a first transmission pattern. The first communication device also transmits control information with the data to the second communication device, which control information indicates a second transmission pattern for a next data transmission from the first communication device to the second communication device. The second communication device receives the control information with the data in the first transmission. Further embodiments relate to the first and second communication devices.

Abstract: A method in a wireless device is disclosed. The method comprises receiving one or more resource pool configurations for a particular discovery carrier, the one or more resource pool configurations comprising information indicating one or more of resource elements and subframes that the wireless device should use to monitor for incoming discovery messages and transmit outgoing discovery messages, the received one or more resource pool configurations comprising at least a first resource pool configuration received from a serving network node of the wireless device operating in Time Division Duplex (TDD) mode. The method comprises determining which of the received one or more resource pool configurations that the wireless device should use to monitor for incoming discovery messages and transmit outgoing discovery messages.

Abstract: The disclosure provides a method in a terminal device for a wireless communication network. The terminal device is configurable with a plurality of transmission time intervals. The method comprises; receiving a first grant message from the wireless communication network, the first grant message comprising an indication of first radio resources in which the terminal device can transmit one or more wireless messages, the first radio resources being configured according to a first transmission time interval of the plurality of transmission time intervals; determining the presence of data to transmit, the data being associated with a first logical channel; determining a maximum transmission time interval associated with the first logical channel; and, responsive to a determination that the maximum transmission time interval associated with the logical channel is less than the first transmission time interval, transmitting a scheduling request message to the wireless communication network.

Abstract: Methods and systems for extended Scheduling Requests (SRs) that convey additional scheduling information, such as a priority indication, for example, are provided herein. According to one aspect, a method of operation of a network node comprises receiving, from a User Equipment device (UE), an Enhanced SR (ESR) for conveying availability of data and additional scheduling information, determining the additional scheduling information from the ESR, and making scheduling allocations based on the additional scheduling information. The additional information may be conveyed via the time and/or frequency resources used for a single bit SR, via the use of additional bits for the SR, or a combination of the above.

Abstract: Systems and methods relating to the reduction of signaling for selecting or re-selecting a relay wireless device in a cellular communications network. Embodiments of a method of operation of a relay wireless device in a cellular communications network are provided. The relay wireless device is a wireless device having relay functionality. In some embodiments, the method of operation of the relay wireless device comprises receiving a relay request from a remote wireless device, wherein the remote wireless device is a wireless device desiring a connection to the cellular communications network via a relay wireless device. The method further comprises determining whether one or more criteria for responding to the relay request are satisfied and responding to the remote wireless device upon determining that the one or more criteria for responding to the relay request are satisfied.

Abstract: According to some embodiments, a method in a first wireless device of relaying data from a second wireless device to a wireless communication network comprises: obtaining data transmission information associated with data to be relayed from the second wireless device to the wireless communication network; requesting resources from the wireless communication network according to the data transmission information before receiving the data to be relayed; receiving an indication of resources from the wireless communication network; receiving the data from the second wireless device; and transmitting the data to the wireless communication network using the indicated resources. In particular embodiments, the data transmission information includes at least one of an amount of data to be relayed from the second wireless device to the wireless communication network and an estimated time for receiving the data from the second wireless device at the first wireless device.

Abstract: According to some embodiments, a method in a first wireless device of relaying data from a second wireless device to a wireless communication network comprises: obtaining data transmission pattern information associated with data to be relayed from the second wireless device to the wireless communication network; requesting resources from the wireless communication network according to the data transmission pattern information; receiving an indication of resources from the wireless communication network; receiving the data from the second wireless device; and transmitting the data to the wireless communication network using the indicated resources.

Abstract: A method performed in a wireless device for handling connectivity to two network nodes. The method comprises receiving, from a first network node, a radio resource configuration message, the radio resource configuration message indicating a change in configuration of a connection towards a second network node; applying the change in configuration towards the second network node in response to the radio resource configuration message; and initiating a random access procedure towards the second network node after applying the change in configuration. The disclosure relates to corresponding wireless device, and to methods in network nodes, network nodes, computer programs and computer program products.

Abstract: A method performed by a network node for adapting an allocation of radio resources to at least one wireless device for D2D communications. The at least one wireless device is located in a cell served by the network node. The network node obtains a measurement of interference level on allocated D2D radio resources to the at least one wireless device. The network node also adapts the allocation of radio resources for D2D communications, based on the obtained measurement.

Abstract: Embodiments herein relate to a wireless device (10) for handling access to a radio base station (12) in a wireless communication network (1), the wireless device (10) being configured to: initiate a random access procedure in the wireless communication network (1); determine that a problem with the random access procedure has occurred when a certain condition is fulfilled; and perform at least one of the following, when determined that a problem with the random access procedure has occurred: delay a next random access preamble transmission attempt; abort from a higher layer the random access procedure immediately; and stop the random access procedure at a lower layer.

Abstract: A method in a wireless device is disclosed. The method comprises sending a scheduling request to a network node, and receiving, from the network node in response to the scheduling request, a grant of uplink resources. The method further comprises determining whether the granted uplink resources are at least equal to or larger than the resources required for transmission of both a buffer status report (BSR) and a sidelink BSR, and upon determining that the granted uplink resources are at least equal to or larger than the resources required for transmission of both the BSR and the sidelink BSR, communicating the BSR and the sidelink BSR to the network node in a single medium access control (MAC) protocol data unit (PDU).

Abstract: Systems and methods are disclosed herein that relate to configuration of measurements gaps to be applied by a wireless device for a non-serving carrier on which the wireless device intended or is expected to perform Device-to-Device (D2D) operations. In some embodiments, a method of operation of a network node comprises determining whether a wireless device that is configured with a serving cell that operates on a first frequency is synchronized to a non-serving cell that operates on a second frequency, which is a non-serving frequency. The method further comprises determining whether to configure the wireless device to apply a first or second measurement gap configuration based upon whether the wireless device is synchronized to the non-serving cell and transmitting information to the wireless device that configures the wireless device to apply the determined measurement gap configuration.

Abstract: The disclosure relates to a method (100) performed in a wireless device (1500) for handling connectivity to two network nodes (1, 2). The method (100) comprises receiving (101), from a first network node (1), a radio resource configuration message, the radio resource configuration message indicating a change in configuration of a connection towards a second network node (2); applying (102) the change in configuration towards the second network node (2) in response to the radio resource configuration message; and initiating (103) a random access procedure towards the second network node (2) after applying the change in configuration. The disclosure relates to corresponding wireless device, and to methods in network nodes, network nodes, computer programs and computer program products.

Abstract: According to some embodiments, a method in a network node of a wireless network for aligning discovery reference signal (DRS) occurrences comprises determining a first DRS occurrence configuration that comprises a schedule for transmission of a first series of DRS occurrences. The method further comprises determining a first discovery measurement liming configuration (DMTC) that comprises a schedule for receiving DRS occurrences that is aligned with a first subset of DRS occurrences of the first series of DRS occurrences. The method further comprises, determining a second DMTC that comprises a schedule tor receiving DRS occurrences that is aligned with a second subset of DRS occurrences of the first series of DRS occurrences, wherein the second subset of DRS occurrences is different than the first subset of DRS occurrences. The method further comprises communicating first DMTC to a first wireless device and the second DMTC in a second wireless device.

Abstract: In accordance with certain embodiments, there is disclosed herein a method for decoding a received message. The method comprises determining one or more non-reserved group IDs associated with a first wireless device. The method additionally includes participating in a communication session based on a first group ID of the one or more non-reserved group IDs associated with the first wireless device. The method further includes receiving a first message from a second wireless device. The first message comprises a second group ID. The second group ID is not among the one or more non-reserved group IDs associated to with the first wireless device. The method also comprises determining the second group ID is a reserved group ID. The method additional comprises decoding the first message based on the second group ID.