Abstract: A method and apparatus reduce latency of Long Term Evolution (LTE) uplink transmissions. Configuration information regarding a first set of resources can be received. A second set of resources can be determined. A transmission resource can be selected from the first set of resources or the second set of resources using a selection criterion. A scheduling request can be transmitted if the transmission resource belongs to the first set of resources. A data transport block can be transmitted if the transmission resource belongs to the second set of resources. The scheduling request can be control information requesting resources for transmission of the data transport block.

Abstract: Various communication systems may benefit from the use of relayed packet data connection. Moreover, such communication systems may benefit from methods and systems for the establishment of a packet data network connection for a proximity services user equipment via a relay user equipment. A method can include establishing a packet data network connection between a relay user equipment and a packet data network gateway. The method can also include establishing a relay connection between a proximity services user equipment and the packet data network gateway. The relay connection can be a connection within the packet data network connection.

Abstract: The disclosure provides an information processing method and an electronic device. The method includes: transmitting a first instruction to M third electronic devices, wherein the M third electronic devices is within a predefined distance to a second electronic device based on a first information of the second electronic device, to cause the M third electronic devices to transmit a first signal with a first parameter; receiving from the second electronic device a first measurement result on the first signal and from one of the M third electronic devices a second measurement result on the first signal; and transmitting a second instruction to N third electronic devices, wherein the N third electronic devices satisfies a first condition based on the first measurement result and the second measurement result, to cause the N third electronic devices to transmit a second signal with the first parameter.

Abstract: Systems and methods are disclosed herein that relate to automated measurement and analysis of end-to-end performance of Voice over Long Term Evolution (VoLTE) service and, in some embodiments, automated network optimization for VoLTE service performance improvement. In some embodiments, a method of operation of a network node to perform automated end-to-end analysis of VoLTE sessions is provided. In some embodiments, the method of operation of the network node comprises correlating control and data plane messages across a nodes and interfaces in a VoLTE network to thereby provide data representative of end-to-end message flows for a plurality of VoLTE sessions. The method of operation further comprises configuring one or more nodes in the VoLTE network based on the data representative of the end-to-end message flows for the plurality of VoLTE sessions. In this manner, automated network optimization for VoLTE service performance improvement can be provided.

Abstract: An embodiment method of managing a wireless network includes managing an infrastructure topology for the wireless network. The wireless network includes a plurality of network nodes. The method further includes managing a connection of a user equipment (UE) to the wireless network. The method further includes managing a customer service provided to the UE over the connection. The method also includes managing analytics for the wireless network and the service.

Abstract: Disclosed are a frame transmission method using a selective beamforming and a communication apparatus to perform the frame transmission method. The communication apparatus may determine a beamforming matrix based on classification information in which a plurality of subcarriers used for communication is classified into a plurality of frequency units, may map a long training field (LTF) sequence to the beamforming matrix, and transmit a beamforming training (BF-T) frame including the mapped LTF sequence to a plurality of stations, may receive, from the plurality of stations having receiving the BF-T frame, feedback information generated based on a reception strength of the BF-T frame, and may allocate frequency units to data frames to be transmitted to the plurality of stations based on the feedback information, and transmit the data frames using the allocated frequency units. The reception strength of the BF-T frame may be determined at each station for each frequency unit.

Abstract: A communication system is disclosed in which a serving base station configures a mobile device for performing measurements with respect to signals transmitted by a neighbor base station. The serving base station obtains a measurement report from the mobile device, the measurement report comprising a result of signal measurements in association with information identifying a beamformed region in which a signal to which said result of said signal measurements relates was transmitted.

Abstract: Methods, systems, and apparatus can be used to provide handover of on-hold sessions in converged networks. In various example implementations, an on-hold session between a mobile communication device and a fixed packet network-connected peer CPE can be handed over from a fixed packet domain to a cellular domain, and vice versa. In various example implementations, an on-hold session between a mobile communication device and a PSTN-connected peer CPE can be handed over from a fixed packet domain to a cellular domain, and vice versa.

Abstract: There is disclosed a User Equipment, UE, for a Radio Access Network. The UE is adapted for transmitting acknowledgement signaling pertaining to downlink data, the downlink data having one or more downlink data elements. The acknowledgement signaling has an uplink signaling format including one or more acknowledgement substructures, each of the substructures carrying acknowledgement information pertaining to a downlink data element. Each of the acknowledgment substructures is mapped to a different of the downlink data elements based on at least one acknowledgement position indication provided in downlink control signaling received by the UE. The disclosure also pertains to related devices and methods.

Abstract: A user terminal communicates with a plurality of radio base stations that each configure a cell group including one or more cells. The user terminal has a transmission section that transmits UL signals in each cell group, and a control section that controls the transmission power of UL signals. The control section controls the total power of the transmission power of a first PRACH for a master base station and the transmission power of a second PRACH for a secondary base station, which are transmitted at the same time from the transmission section, to be equal to or lower than the maximum possible transmission power, by lowering the transmission power of the second PRACH.

Abstract: Provided is a communication device, which is enabled to improve the throughput of a communication system by reducing the difference of a transmission power between an SCCH and an SDCH thereby to satisfy the required quality of a PAPR. In this device, an MCS selection unit (111) of a transmission unit (110) decides, with reference to a CQI lookup table, an MCS pattern (MCS1) of the SDCH, an MCS pattern (MCS2) of the SCCH and information (multiplex information) on multiplex positions on the time axes of those two channels, on the basis of the CQI information. On the basis of the MCS2 and the MCS1, encoding modulation units (112 and 113) perform encoding and modulating operations. According to the multiplex information, a channel multiplexing unit (114) time-division multiplexes the SCCH and the SDCH thereby to generate a transmission signal.

Abstract: A communication apparatus includes a receiver, a combiner, and a transformer. The receiver receives signals mapped on plural frequency bands. A size of at least one of the frequency bands is a multiple of a product of two or more powers of prime numbers, which are integer numbers greater than 1 and are different from each other. An exponent for at least one of the prime numbers is an integer greater than 1. The combiner combines the received signals into a combined signal. The transformer transforms the combined signal in a frequency domain into a symbol sequence in a time domain with an inverse discrete Fourier transform (IDFT) having a size that is a product of powers of plural values. The values are integer numbers greater than 1 and are different from each other. An exponent for at least one of the values is an integer greater than 1.

Abstract: According to one embodiment, a wireless communication device includes: a wireless communicator configured to transmit and receive a signal; and controlling circuitry configured to detect a first wireless communication device through the wireless communicator. The wireless communicator is configured to transmit a control signal preset between the wireless communication device and the first wireless communication device to activate the first wireless communication device when the controlling circuitry has not detected the first wireless communication device.

Abstract: Aspects of the present disclosure generally relate to a conditional utilization of reference signals for managing communications of one or more user equipment (UE) in a wireless communications system. The described aspects include receiving a transmission having a first subframe slot and a second subframe slot, at least one of the first subframe slot and the second subframe slot have a single-slot transmission time interval (TTI). The described aspects further include detecting a first demodulation reference signal (DM-RS) in the first subframe slot and a second DM-RS in the second subframe slot. The described aspects further include determining whether to demodulate the at least one downlink channel in the first subframe slot using the first DM-RS in the first subframe slot or to demodulate both the first DM-RS in the first subframe slot and the second DM-RS in the second subframe slot based on whether at least one condition exists.

Abstract: A method for performing device-to-device (D2D) communication by a user equipment in a wireless communication system is disclosed in the present application. More particularly, the method comprises the steps of: receiving a discovery signal from a counterpart user equipment (UE); identifying at least one of information indicating whether the counterpart UE is located within the coverage area of a base station and information indicating whether the counterpart UE is in a connected mode or in an idle mode, all of which are included in the discovery signal; and performing the D2D communication with the counterpart UE by using the at least one identified pierce of information.

Abstract: A method and a device for performing massive multiple-input and multiple-output (“MIMO”) operations with a user equipment (UE). The method and device receive signals from a UE within a coverage area of the device, determine a location of the UE within the coverage area and assign an operating frequency band to the UE for communication with the device, wherein the coverage area includes a plurality of regions and the operating frequency band assigned to the UE is based on the one of the regions corresponding to the location and transmit the operating frequency band assignment to the UE.

Abstract: A wireless device receives message(s) comprising configuration parameters for a cell. A first DCI is received in a first TTI and comprises: a first field indicating a first resource block assignment; and a first trigger field indicating whether the first DCI is a first triggered DCI. A second DCI is received in a second TTI and comprises: a second field indicating a second resource block assignment; and a second trigger field indicating whether the second DCI is a second triggered DCI. A third DCI is received in a third TTI via a common control channel of the cell and comprises a third trigger field indicating a trigger. The first DCI or the second DCI may be selected as a selected DCI at least based on a relative start time of the first TTI and the second TTI. Transport block(s) are transmitted employing the selected DCI in response to the trigger.

Abstract: Provided are a method and an apparatus for stopping and restarting an MBMS service in a wireless communication system. A terminal receives multicast channel (MCH) scheduling information (MSI) and checks whether a special value is included in the received MSI. If the special value is included in the MSI, then whether to stop or suspend the MBMS service can be determined. That is, MSI can be considered in stopping the MBMS service. Furthermore, stopping is terminating an MBMS service without a consideration for restarting same, and suspending is terminating an MBMS service with a consideration for restarting same.

Abstract: A wireless base station extracts a connection base station which communicates user data with a wireless communication terminal from a plurality of other wireless base stations, and extracts an allocation candidate of a wireless frequency regarding communication of the user data between the connection base station and the wireless communication terminal based on information of an utilization result of a wireless frequency regarding communication of the user data of each of the other wireless base stations.

Abstract: Provided are a method for a terminal calculating a redistribution range in a wireless communication system, and a device supporting same. A terminal may receive redistribution factors from a network and calculate a redistribution range on the basis of a valid redistribution factor among the received redistribution factors.