Abstract: In some examples, a method includes receiving, by a first ingress network device of a network, a source tree join route message from an egress network device of the network, the source tree join route message specifying a multicast source and a multicast group, and in response to receiving, by the first ingress network device, a source active auto-discovery route message from a second ingress network device of the network indicating that the second ingress network device has switched from using a shared multicast tree to using a shortest path tree to deliver multicast traffic from the multicast source, electing one of the first ingress network device or the second ingress network device as a single active forwarder for forwarding the multicast traffic received from the multicast source for the multicast group.

Abstract: Embodiments of the present application disclose a multichannel access method, including: obtaining a transmission opportunity TXOP of a first reserved channel; sensing a non-reserved channel other than the first reserved channel in a preset time segment in the TXOP, and if the non-reserved channel is in an idle state, using the non-reserved channel as a second reserved channel; and when an ending moment of the preset time segment is reached, sending a current data frame on the first reserved channel and the second reserved channel. Correspondingly, the embodiments of the present application further disclose a multichannel access apparatus. Channel utilization can be improved by implementing the embodiments of the present application.

Abstract: A method for reporting a channel state of a downlink channel transmitted through two-dimensionally arranged Nt number of antenna ports, according to one embodiment of the present disclosure, is performed by a terminal, and the method comprises the steps of: receiving a reference signal (RS) configuration for measuring a channel for the two-dimensionally arranged Nt number of antenna ports, wherein the RS is code division multiplexed (CDM) and is transmitted through the Nt number of antenna ports; and receiving the RS by using the received RS configuration, and calculating channel state information on a downlink channel so as to report the channel state information to a serving cell, wherein the reported channel state information includes a precoding matrix for the transmission of the RS, and the precoding matrix for the transmission of the RS can be subset of a codebook for a precoding matrix for the data transmission of the Nt number of antenna ports.

Abstract: Certain embodiments of the present disclosure relate to a method for managing performances of hardware devices on a real-time basis. The method includes identifying, by a managing device, at least one electronic device through at least one personal network, identifying, by the managing device, at least one device manufacturer through at least one commercial network, associated with the at least one electronic device, determining, by the managing device, one or more device parameters associated with the at least one electronic device, analyzing, by the managing device, performance data associated with the at least one electronic device based on the one or more device parameters, and generating, by the managing device, one or more recommendations data based on the performance data.

Abstract: Provided is an integrated circuit that calculates a power headroom (PHR) and that can preclude the recognition mismatch in which the reference formats of different UL grants are recognized between a wireless communication terminal apparatus and a wireless communication base station apparatus. For the PHR calculation of a PUSCH in a CC in which no UL grant is present, a UL grant, which was used for calculating the PHR in another CC having the same subframe number as the PUSCH, is used. For example, as to a subframe number=#1, the UL grant of CC #0 is used for calculating the PHR of CC #2 in which no UL grant is present.

Abstract: A method is provided for managing a wireless network traffic by comprising designating a first resource block of a first base station for access by a random access channel (RACH). The method additionally comprises designating a first plurality of random access subframes associated with the first resource block for access by a user-over-control plane message, and receiving a random access signal at the first base station over a subframe from an endpoint. The random access signal is received on the RACH using a wireless network and is attempting to access one of the first plurality of designated random access subframes. Further, the method comprises determining if the random access signal is a user-over-control plane message, and processing the random access signal on the one of the first plurality of designated random access subframes.

Abstract: A transmitting device may perform mid-packet detection (MPD) in a wireless channel by receiving a signal from the wireless channel, detecting first symbols having a first symbol duration in the signal during a first detection window, and detecting second symbols having a second symbol duration in the signal during a second detection window. The first and second symbol durations, excluding CPs, may be 3.2 and 12.8 microseconds respectively. A transmitting device may perform MPD in a wireless channel by receiving a signal from the channel, performing an MPD of symbols in the signal, producing first and second comparison result by comparing an output of the MDP to respective first and second thresholds, and determine whether to transmit a frame using the first comparison result and the second comparison result.

Abstract: Disclosed is a method and an apparatus for transmitting acknowledgement information. The apparatus includes: a transmission module, configured to transmit, in a secondary serving cell, a PDSCH to a UE; a determining module, configured to determine an HARQ time sequence relationship corresponding to the secondary serving cell, where the HARQ time sequence relationship is an HARQ time sequence relationship between the PDSCH and an HARQ; and a receiving module, configured to receive, in a primary serving cell according to the HARQ time sequence relationship determined by the determining module, the HARQ-ACK corresponding to the PDSCH. The primary serving cell is a TDD primary serving cell configured by a base station for the UE, the secondary serving cell is a secondary serving cell in N TDD secondary serving cells configured by the base station for the UE, and N is a natural number that is greater than or equal to 1.

Abstract: A method and an apparatus are provided for HARQ-ACK feedback information transmission in a traffic adaptive TDD system. The method includes receiving, by a User Equipment (UE), a System Information Block (SIB); obtaining, by the UE, a TDD uplink and downlink configuration that is indicated by current system information and does not support traffic adaptive UE, from the SIB; identifying, by the UE, implicit resources of Physical Uplink Control Channel (PUCCH) based on the TDD uplink and downlink configuration; obtaining, by the UE, a HARQ-ACK timing that supports a traffic adaptive UE; and transmitting, by the UE, the HARQ-ACK feedback information on determined PUCCH resources using a determined PUCCH format, based on the obtained HARQ-ACK timing.

Abstract: An electronic device iteratively determines an optimal transmit antenna radiation pattern and an optimal receive antenna radiation pattern based on a feedback process with a second electronic device. First, the electronic device transmits outgoing messages to the second electronic device using a set of transmit antenna radiation patterns having different transmit spatial orientations. Based on throughput feedback from the second electronic device, the electronic device selects the optimal transmit antenna radiation pattern. Then, based on throughputs for incoming messages from the second electronic device that were received using a set of receive antenna radiation patterns having different receive spatial orientations, the electronic device selects the optimal receive antenna radiation pattern. Note that the transmit antenna radiation pattern and the receive antenna radiation pattern may reduce or eliminate interference between the electronic device and the second electronic device.

Abstract: A method is disclosed for enabling device-to-device, D2D, communication when a communicating device is out of public land mobile network, PLMN, coverage for a first radio access technology, RAT. The method comprises scanning a carrier associated with a carrier predetermined for D2D communication for any signals, and if the scanning determines that D2D communication is present on the carrier, initiating out-of-coverage D2D communication, or if the scanning cannot determine that D2D communication is present on the carrier, determining a signal strength of other signals on the carrier and if the signal strength is below a threshold initiating out-of-coverage D2D communication.

Abstract: Embodiments of the present invention provide a method, an apparatus and a system for transmitting information. The method for transmitting information includes: a controller determines a work path and a protection path, where the work path corresponds to a first tag, and the protection path corresponds to a second tag; the controller transmits first information to a first apparatus to instruct the first apparatus to transmit, according to the first information, a second message and a fourth message to a second apparatus via the work path and the protection path respectively; the controller transmits second information to the second apparatus to instruct the second apparatus to receive the second message via the work path according to the second information, drop the fourth message received from the protection path, and output the first message in further.

Abstract: Disclosed in the present application is a method for transmitting a sounding reference signal (SRS) from a terminal to a base station in a wireless communication system. More specifically, the method comprises a step of establishing a first subframe set and a second subframe set through an upper layer; a step of receiving, from the base station, a triggering indicator of the sounding reference signal; and a step of transmitting the sounding reference signal from a specific subframe to the base station, according to the triggering indicator, wherein each of the first subframe set and the second subframe set is associated with a power control process for transmitting an uplink data channel, and wherein the transmission power of the sounding reference signal is determined according to the bit size and/or the field value of the triggering indicator.

Abstract: In one embodiment, a system includes a hardware processor and logic integrated with and/or executable by the processor, the logic being configured to receive an overlay packet, determine at least one characteristic of the overlay packet and/or inner packets of the overlay packet in order to classify the overlay packet into a classification, associate a flow identifier to the overlay packet, determine one or more policies to associate with the flow identifier, where the one or more policies are based on the at least one characteristic of the overlay packet and/or the inner packets of the overlay packet, and store the flow identifier in a header of the overlay packet, where the flow identifier is a string of characters of a predetermined length, the flow identifier being unique from all other flow identifiers in a particular overlay network and associated with an identified flow of the overlay packet.

Abstract: A device may determine that a user device, connected to a first packet data network gateway (PGW) associated with a first area, is located in a second area associated with a second PGW. The first PGW may be associated with a provider network. The second PGW may be associated with the provider network. The user device may not be connected to the second PGW. The device may cause the user device to be disconnected from the first PGW and connected to the second PGW. The user device may remain connected to the provider network when disconnecting from the first PGW and connecting to the second PGW.

Abstract: In a wireless communication system, a wireless communication device equipped with multiple antennae may be located in an area covered by more than one base station. The wireless communication device may be configured to measure a respective channel gain of multiple channels between the wireless communication device and the base stations and, further, to select a base station in accordance with the channel gains to communicate with.

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: Systems and methods relating to reconfiguration of a Carrier Aggregation (CA) enabled wireless device using a measurement gap are disclosed. In some embodiments, a method of operation of a CA enabled wireless device in a cellular communications network comprises reconfiguring the wireless device during a measurement gap such that the wireless device is enabled to receive a first set of one or more carriers after the measurement gap that are different than a second set of one or more carriers that the wireless device was receiving before the measurement gap. In some embodiments, the reconfiguration of the wireless device during the measurement gap enables reconfiguration of the wireless device for measurements on a Secondary Component Carrier (SCC) of a configured and deactivated Secondary Cell (SCell) of the wireless device without serving cell interruption.

Abstract: An apparatus and a method are provided, by which transmission of reference signals is controlled such that reference signals are transmitted in different time intervals depending on the strength of reception of the reference signals at the user equipment (UE) side. Moreover, an apparatus and a method are provided by which configuration information for measuring reference signals is received, wherein the configuration information comprises an indication about time intervals, during which reference signal with different strength of transmission are sent.

Abstract: In general, techniques are described for extending routing protocol advertisements to include respective attributes of constituent links of an aggregation group. In one example, a network device includes a management interface that receives configuration information that specifies first and second constituent links for a layer two (L2) aggregated interface. The first and second constituent links are physical links connected to respective physical interfaces of forwarding units of the network device. A routing protocol daemon of the control unit generates a link state message that specifies layer three (L3) routing information associated with the aggregated interface and further specifies an attribute of the first constituent link and an attribute of the second constituent link. The routing protocol daemon sends the link state message from the network device to another network device of the network in accordance with a routing protocol.