Abstract: Embodiments provide a network element selection entity and a user equipment registration method. The network element selection entity is selected by a serving base station device of a UE as a first serving MMNE of the UE, and is configured to receive or send information. In a registration procedure in which the UE registers with the network element selection entity, the network element selection entity acquires user information of the UE and determines, according to a correspondence between the user information and a candidate serving MMNE, a second serving MMNE selected for the UE. The network element selection entity also allocates, to the UE, a GUTI that belongs to the second serving MMNE, and instructs the UE to re-initiate an attach procedure, so that the UE attaches to the second serving MMNE according to the GUTI.

Abstract: The present disclosure provides an efficient method and system for controlling resources of a wireless device during a detach procedure in a wireless communication network. According to a broad aspect of the disclosure, there is provided a method for a control node for controlling resources for a UE in a wireless network. The method includes receiving a detach message from the UE that contains a detach type for the detach. When the detach type for the detach is indicative of a switch off, the method includes sending a release message with a first detach indication to an access node to release one or more resources associated with the UE. When the detach type for the detach is not indicative of a switch off, the method includes sending the release message with a second detach indication to the access node to release the one or more resources associated with the UE.

Abstract: The present invention provides a method for performing positioning by a terminal in a wireless communication system including: receiving assistance data including reference cell information (ReferenceCellInfo) and neighboring cell information (NeighbourCellInfo) from a serving base station; receiving a positioning reference signal from each of a reference cell and at least one neighboring cell based on the received assistance data; measuring a reference signal time difference (RSTD) for the reference cell of at least one neighboring cell by using the received positioning reference signal; and reporting the measured RSTD to the serving base station.

Abstract: A method, device and system for positioning user equipment (UE). The method is applied to a communications system including a location card, a signal transmitter and a reader. The location card and the signal transmitter are in a one-to-one correspondence, a distance between the location card and the signal transmitter corresponding to the location card is less than a preset value, and the method includes detecting, by the location card, an uplink signal sent by UE, and generating, by the location card, a first signal according to the uplink signal, and sending the first signal to the reader such that the reader determines a location of the UE according to the first signal and a location of the location card. The method not only simplifies a method for positioning UE in other approaches, but also improves accuracy of UE positioning.

Abstract: One or more embodiments provide a method and an electronic device capable of controlling notifications. A processor is configured to receive a first message from at least one external device via the communication circuit. The processor is configured to provide at least one notification, in a first mode via at least one user interface, in response to the reception of the first message. The processor is configured to detect the presence of at least one event related to the electronic device or the user of the electronic device. The processor is configured to receive a second message from at least one external device via the communication circuit. The processor is configured to provide at least one notification, in a second mode based on the received second message and at least one detected event, or in a first mode after a selected period of time has elapsed.

Abstract: This disclosure is directed to a method and a mobility management unit for performing the method of paging a group of wireless terminals served by one or more radio access network nodes. The method comprises. receiving for each wireless terminal in the group of wireless terminals a connection request message; allocating for each wireless terminal in the group of wireless terminals a terminal-identity with a group-identity where the terminal-identity or at least the group-identity is the same or at least partly the same for each wireless terminal; sending to each wireless terminal in the group of wireless terminals, in response to the connection request message, a connection accept message comprising the terminal-identity to enable paging the group of wireless terminals by a single paging message to each radio access network node serving one or more wireless terminals in the group of wireless terminals.

Abstract: Methods, systems and apparatuses for operation in long-term evolution (LTE) systems are provided, including a method implemented in a base station that may include receiving, from a wireless transmit/receive unit (WTRU) via a first interface, a first message including radio capability information associated with the WTRU; transmitting, to a mobility management entity (MME) via a second interface, a second message including the radio capability information; receiving, from the MME via the second interface, a paging message including the radio capability information; and determining whether to page the WTRU in idle mode based on the radio capability information. Also provided is another method implemented by a WTRU in a vicinity of a dormant cell. This method may include any of: receiving, from a dormant cell, a signal; receiving, from a serving cell, a trigger to initiate measurement of one or more dormant cells; and measuring the signal.

Abstract: Even when a radio terminal cannot receive contents data from a serving base station, the radio terminal can receive the contents data from other base station. A wireless communication system includes a radio terminal, a serving radio base station to which the radio terminal serves, and a non-serving radio base station to which the radio terminal does not serve. The serving radio base station receives, from the non-serving radio base station, contents-related information concerning contents data to be broadcasted or multicasted by said non-serving radio base station, and transmits the received contents-related information to the radio terminal.

Abstract: The present disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system such as long term evolution (LTE). Next generation of wireless cellular operation is expected to be deployed in higher frequency above 6 GHz (eg. 10 GHz˜100 GHz, also called mmWave and/or cmWave) due to availability of large amount of spectrum bandwidths. The physical layer of wireless cellular system in both DL and UL operating in mmWave/cmWave would be based on new air-interface different from that of LTE-A air-interface because the radio characteristics is different for mmWave/cmWave bands. The wireless system deployed in mmWave/cmWave system is expected to employ DL beam sweeping on broadcast control information to provide cell coverage to the UE which would result in excessive signaling overhead.

Abstract: The present disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system such as a long term evolution (LTE). An operating method of a user equipment (UE) in a communication system includes transmitting, to an evolved node B (eNB), information related to channel quality, information related to a reception (Rx) scheme which the UE is able to apply, and information related to an interference environment characteristic, and receiving, from the eNB, information related to a modulation and coding scheme (MCS) to be applied in the UE.

Abstract: A wireless device receives at least one radio resource control (RRC) message comprising a field indicating a starting symbol for an enhanced physical downlink control channel (ePDCCH). The wireless device receives ePDCCH signal in a subframe. The ePDCCH starts from the starting symbol when the subframe is a full subframe. The ePDCCH starts from the starting symbol plus an offset value when the subframe is a partial subframe.

Abstract: The present invention provides a method for data transmission on an unlicensed band, comprising the steps of: receiving, by UE, configuration information, the configuration information configuring a cell where the UE works on an unlicensed and; and, receiving, by the UE, control information, and performing data transmission on the unlicensed band according to the control information. The present application further discloses a method for data transmission on an unlicensed band, UE and a base station. By the technical solutions provided by the present invention, a wireless channel can be reserved for the data transmission of UE on an unlicensed band, and the data transmission of the UE on the unlicensed band and the frequency occupation of a WiFi system are coordinated, so that the mutual interference between the data transmission of the UE on the unlicensed band and the WiFi system is avoided.

Abstract: A wireless communication device includes: controlling circuitry configured to selectively switch an operating channel between a first channel and a second channel; and a transmitter configured to transmit a first beacon signal through the first channel at a first cycle and transmit a second beacon signal through the second channel at a second cycle. A first period during which transmission/reception of a signal is possible and a second period during which transmission/reception of a signal is not performed are set for the second channel within a transmission interval of second beacon signals. The controlling circuitry switches the operating channel from the second channel to the first channel during the second period. The transmitter transmits the first beacon signal through the first channel during the second period. The controlling circuitry switches the operating channel from the first channel to the second channel by an end of the second period.

Abstract: A terminal device and a power allocation method are disclosed, relates to the field of communications network technologies. In embodiments of the present disclosure, at least one uplink channel of a first target subframe numbered i is determined; according to uplink channel information of a second target subframe numbered x, a reserved power that is reserved for a base station or a cell group in which the second target subframe numbered x is located is determined, where the reserved power is determined when uplink channel information of the second target subframe numbered x includes a PRACH or includes only an SRS channel or includes no channel. According to the reserved power, a transmit power of each uplink channel in the at least one uplink channel of the first target subframe numbered i is determined. Solutions provided in the embodiments of the present disclosure are applicable to power allocation.

Abstract: A method of allocating control information in a wireless communication system is provided. The method includes: allocating essential control information of a first system to a first sub-frame in a frame including a plurality of sub-frames each of which comprises a plurality of orthogonal frequency-division multiplexing (OFDM) symbols; and allocating essential control information of a second system to an nth sub-frame in a fixed position from the first sub-frame (where n is an integer satisfying n>1). Accordingly, in a frame supporting heterogeneous systems, essential control information can be fixedly allocated to a specific position while maintaining the number of system switching points, at which switching occurs between the systems, to one even if a radio resource allocation amount changes between the systems, and thus the essential control information that must be received by all user equipments can be effectively provided without the increase of overhead.

Abstract: Embodiments of the present invention disclose a communication method: sending indication information to two or more user equipments, where the indication information includes timeslot indication information and frequency band indication information of the two or more user equipments, at least two user equipments in the two or more user equipments have same timeslot indication information, and the user equipments that have the same timeslot indication information have different frequency band indication information; and obtaining an acknowledgment frame sent by one or more user equipments of the two or more user equipments in a timeslot indicated by respective timeslot indication information and by using a frequency band indicated by respective frequency band indication information. The present invention is used for acknowledgment frame sending.

Abstract: Methods, systems, and devices for wireless communication are described. A wireless device such as a user equipment (UE) or a base station may identify a set of resource element groups (REGs) for low latency communication, and each REG may include a portion of a different resource block (RB) of a set of RBs (e.g., a set of non-contiguous RBs). The device may then map an uplink control channel to the selected REGs and communicate on the uplink control channel accordingly. Reference signals may also be transmitted in the same RBs, and the REGs may be mapped around the resources used for reference signals. In some cases, multiple UEs may transmit uplink control data using the same resources using code division multiplexing (CDM) (e.g., if the control payload is relatively small). In other cases, multiple UEs may be frequency division multiplexed (FDM).

Abstract: A method comprising: causing a user equipment to transmit a first reference signal to a base station using a frequency band which is used by said base station to transmit to said user equipment, said user equipment having a different frequency band for transmitting to said base station.

Abstract: Disclosed are a method and a device for transmitting uplink control information (UCI) by a terminal in a wireless communication system. The UCI transmission method comprises the steps of: generating an encoding information bit stream by performing channel coding for a UCI bit stream; generating complex modulation symbols by performing modulation for the generated encoding information bit stream; spreading the complex modulation symbols in block-wise on the basis of an orthogonal sequence; and transmitting the spread complex modulation symbols to a base station. The encoding information bit stream is generated by a channel coding for circularly repeating the UCI bit stream.

Abstract: A method and apparatus for transmitting control information are discussed. The method can include generating uplink control information (UCI) and transmitting the UCI through an physical uplink control channel (PUCCH) in a subframe, wherein when the subframe is configured for transmission of a scheduling request (SR) and when transmission of a hybrid automatic repeat request (HARD)-acknowledgement (ACK) coincides with the subframe, transmission power of the PUCCH is determined based on a number of HARQ-ACK information bits and a SR bit. A value of the SR bit can be determined by whether or not the subframe is configured for a scheduling request.

Abstract: Technology for a user equipment (UE) to report periodic channel state information (CSI) is disclosed. The UE can generate a plurality of CSI reports for serving cells for transmission in a subframe. Each CSI report can correspond to a physical uplink control channel (PUCCH) reporting type among a plurality of CSI processes having a CSI process index (CSIProcessIndex) and a serving cell index (ServCellIndex). The UE can determine different priorities corresponding to each of the plurality of PUCCH reporting types. The UE can drop CSI reports corresponding to all CSI processes except a CSI process having the lowest CSIProcessIndex. The UE can drop CSI reports corresponding to all ServCellIndexes except a CSI report with the lowest ServCellIndex. The UE can multiplex at least one non-colliding CSI report from among CSI reports that are not dropped and hybrid automatic repeat request-acknowledgement (HARQ-ACK) feedback bits for transmission to an eNodeB.

Abstract: A transceiver may receive a plurality of codewords on a plurality of physical downlink shared channels (PDSCHs) on a plurality of downlink component carriers. A processor may send, using a physical uplink control channel (PUCCH) transmission, an indication as to whether each of the plurality of codewords is being acknowledged (ACK) or negatively acknowledged (NACK). The transceiver may transmit a first PUCCH transmission on a first uplink carrier and a second PUCCH transmission on a second uplink carrier.

Abstract: The present invention relates to a wireless communication system and provides an efficient control information transmission method and apparatus for supporting a multiple antenna transmission technique. A method is provided for transmitting downlink hybrid automatic repeat request (HARQ) information related to an uplink multiple codeword transmission and includes receiving the uplink multiple codeword transmission, generating HARQ information related to each of the multiple codewords based on a result of decoding each of the multiple codewords, modulating the HARQ information, and transmitting the modulated HARQ information via one or more physical HARQ indicator channels (PHICHs).

Abstract: The present disclosure discloses a physical uplink control channel resource allocation method and apparatus. The method includes: configuring a PUCCH resource for a PCC, where the PUCCH resource includes at least two PUCCH code channel groups, and each PUCCH code channel group includes at least two PUCCH code channel pairs; determining a PUCCH resource allocated to an SCC, where a same code channel group in the PUCCH resource is allocated to at least two SCCs; and determining code channel pairs used by the SCCs to which the same code channel group in the PUCCH resource is allocated, so that any two SCCs among the SCCs to which the same code channel group in the PUCCH resource is allocated use non-overlapping code channel pairs, so that multiple SCCs share a same PUCCH resource, thereby reducing PUCCH resource consumption, and increasing PUCCH resource utilization, and also increasing an uplink system throughput.

Abstract: A channel feedback information transmission method is disclosed. A terminal performs channel estimation on a subcarrier on which a downlink pilot is located, and obtains first channel information; the terminal performs a channel interpolation calculation on a channel of a data subcarrier according to the first channel information, and obtains second channel information according to a result of the channel interpolation calculation; the terminal determines a feedback factor; the terminal obtains third channel information from the second channel information according to the feedback factor, where an amount of the third channel information is less than an amount of the second channel information; and the terminal feeds back the third channel information to a base station. Some channel information is selected and fed back by means of a feedback factor.

Abstract: A data flow relay device includes a mobile communications device, a proprietary grand master and a transmitting and receiving device. The mobile communications device generates multiple wireless signals for communicating with a peer communications device and generates a clock signal and obtains information regarding a signal of a start phase of a frame and information regarding a total propagation delay according to the wireless signals. The proprietary grand master adjusts a reference clock according to the clock signal, the information regarding the signal and the information regarding the total propagation delay, such that a phase of the reference clock is synchronized with a phase utilized by the peer communications device. The proprietary grand master further generates a packet including information regarding the reference clock. The transmitting and receiving device receives the packet and transmits the packet to a back-end communications device.

Abstract: Systems and methods for preserving determinism of communications formatted according to a deterministic communication protocol where communications formatted according to various communications protocols are transmitted. The system includes a packet parsing module and a multiplexing engine to determine scheduled egress times and delay transmission of certain communications until communications that are formatted according to the deterministic communication protocol have egressed an outbound port.

Abstract: The current disclosure is directed to broadcasting information among nodes in the network. More specifically, the current disclosure relates to directional networking among nodes in the network. The directional broadcasting system allows for a more efficient way to deliver broadcasting information among nodes where at least some of the nodes use directional antennas.

Abstract: A method for measuring inter-device interference (IDI) by a terminal in a wireless communication system supporting full-duplex communication according to an embodiment of the present invention comprises the steps of: determining the total number of times of IDI measurement required for a terminal group to which the terminal belongs; determining a basic sub-frame configuration pattern on the basis of the determined total number of times of the IDI measurement; and measuring the IDI as many times as the number of times allocated to the terminal by applying a terminal-specific shift value to the basic sub-frame configuration pattern,

Abstract: Example communication stations and methods for transmitting on a random access channel (RACH) in wireless networks are disclosed herein. An example method for transmitting on an enhanced RACH by a device such that an initial access burst is received in a single time slot by a wireless network involves determining a timing advance, the timing advance being associated with a serving cell. The example method also involves transmitting, using the determined timing advance, the initial access burst, on the enhanced RACH, that includes at least one of an identifier or user data.

Abstract: Embodiments of the present invention disclose a random access method. In a scenario of an ultra-large coverage cell, the method includes: receiving a random access (RA) preamble sent by user equipment (UE); setting a timing advance TA and an R-bit identifier that are of the ultra-large coverage cell, where the R-bit identifier is used to indicate a time granularity of the timing advance TA or is used to indicate a value range of the timing advance TA; and sending a random access (RA) response message to the UE, where the RA response message includes the timing advance TA and the R-bit identifier, and the ultra-large coverage cell is a cell with a coverage distance greater than 107 Km. Therefore, uplink time and downlink time are aligned when uplink signals sent by UEs in different positions in a cell arrive at a base station.

Abstract: Provided is a terminal apparatus that, when two terminals having mutually different subframe structure patterns are coexistent, can suppress DCI scheduling constraints of those terminals in a base station. In a terminal, a signal separation unit separates, from a received signal, both a response signal assigned to a first resource determined on the basis of a number of resources associated with the first subframes in which the signal was received and downstream control information assigned to a second resource. It should be noted that at a timing when both a first structure pattern that has been set in the terminal and a second structure pattern that has been set in another terminal that cannot change the setting of the structure pattern are the first subframes, the signal separation unit uses a number of resources associated with the first subframes of the second structure pattern.

Abstract: The user equipment includes a battery, a processor to determine a charging level of the battery, and a transceiver to establish a wireless connection over a primary component carrier. The primary component carrier is on one of a plurality of frequency bands. The transceiver is also to selectively monitor, based on the charging level, a subset of the plurality of frequency bands as candidate secondary component carriers for aggregation with the primary component carrier.

Abstract: A user apparatus in a mobile communication system including a first base station and a second base station which perform communications with the user apparatus by inter-base-station carrier aggregation, includes a radio-quality obtaining unit for obtaining first radio-quality between the user apparatus and the first base station, second radio-quality between the user apparatus and the second base station; a load-information obtaining unit for obtaining first load-information in the first base station and second load-information in the second base station; and a ratio calculation unit for calculating a dividing ratio used by the user apparatus for dividing uplink data and transmitting the divided data to the first base station and the second base station by using the first radio-quality and the second radio-quality obtained by the radio quality obtaining unit and the first load-information and the second load-information obtained by the load-information obtaining unit.

Abstract: A method is provided for enabling communications between one or more satellites and a plurality of terminals wherein the plurality of terminals are divided into M groups of terminals and wherein the method comprising: forwarding a plurality of communication frames in a forward link, wherein said plurality of frames are divided into N sub-frames, and wherein traffic being carried along the forward link by each of the N sub-frames serves one or more groups of terminals associated with a respective satellite, and assigning, by a satellite return link scheduler, a respective capacity of the return link for at least one of the one or more groups of terminals, wherein the assignment takes into account which of the sub-frames is associated with that at least one group of the terminals.

Abstract: A subframe processing method and device are disclosed. A terminal can determine a special subframe in a non-contiguous secondary carrier according to a maximum continuous channel occupancy duration and a channel listening duration of the non-contiguous secondary carrier, and a channel occupancy start reference time point and/or a channel listening start reference time point of the non-contiguous secondary carrier that are obtained, where the special subframe includes all or some gap symbols occupied by the channel listening duration, use all symbols except the gap symbols in the special subframe as symbols that can be occupied by a PDCCH and/or a PDSCH, and correspondingly receive or decode the PDCCH and/or the PDSCH in the special subframe according to the symbols that can be occupied by the PDCCH and/or the PDSCH.

Abstract: Disclosed is a base station frequency resource allocation method, for achieving proper allocation of base station frequency resources to avoid or reduce inter-cell interference. The method comprises: determining each basic frequency resource in each allowed operating band conforming to selectable operating bandwidth of a cell; determining a frequency priority coefficient of each basic frequency resource, the frequency priority coefficient representing interference from each neighboring cell that is adjacent to the cell in location with the cell in the basic frequency resource, and/or load of each neighboring cell in the basic frequency resource; and allocating frequency resources to the cell according to the frequency priority coefficients of the basic frequency resources. Also disclosed is a network device.

Abstract: Some embodiments relate to a cellular network which facilitates transmission of messages, such as SMS or MMS messages, to/from respective user equipment (UE) devices of a user. Each of the UE devices may provide a relative priority value indicating a priority for receipt of messages relative to the other UE devices associated with the user. When a message intended for the user is received at the cellular network, the priority information associated with each of the user's at least two UE devices may be retrieved. The message may then be selectively delivered (by the cellular network) to one of the first UE device or the second UE device based on the relative values of the first priority value and the second priority value. If a delivery attempt fails to the highest priority device, the cellular network may attempt to deliver the message to the second highest priority UE device.

Abstract: The invention relates to methods and nodes for scheduling resource blocks in a wireless communications network. The invention further relates to computer programs performing the methods according to the invention, and computer program products comprising computer readable medium having the computer programs embodied therein. In a first aspect of the invention, a method of a Radio Resource Management (RRM) node (11) in a first cell (12) is provided for facilitating scheduling of resource blocks for at least one mobile terminal (UE4, UE5, UE6) in a neighbouring second cell (15) of a wireless communications network (10).

Abstract: A terminal apparatus, a base station apparatus, a communication method, an integrated circuit, and a radio communication system are provided that enable a base station apparatus and a terminal apparatus to determine parameters relating to an uplink reference signal and efficiently communicate with each other.

Abstract: According to an aspect of this disclosure, a radio communication device is provided comprising a first transceiver configured to transmit and receive signals in accordance with a Cellular Wide Area radio communication technology; a second transceiver configured to transmit and receive signals in accordance with a Short Range radio communication technology or a Metropolitan Area System radio communication technology; a first processor configured to control the first transceiver; and a second processor configured to control the second transceiver wherein the first processor is configured to control the first transceiver to transmit signals in accordance with a predefined transmitting schedule, wherein the first processor is further configured to control the first transceiver to omit transmitting signals within at least one of a time period and a frequency band provided for signal transmission of the first transceiver in accordance with the predefined transmitting schedule.

Abstract: An example method is provided in one example embodiment and includes receiving performance metric information from a plurality of small cell radios, wherein the performance metric information includes, at least in part, a number of user equipment that are to be scheduled on a first type and a second type of subframes for each small cell radio; determining resource allocation parameters for the plurality of small cell radios; exchanging interference information between two or more small cell radios of the plurality of small cell radios that includes an indication of whether a particular small cell radio is interfering with or is interfered by another small cell radio of the two or more small cell radios; and scheduling downlink resource transmissions on the first type and the second type of subframes for user equipment served by the two or more small cell radios.

Abstract: Embodiments of the present invention relate to a method and device for determining RRU. The method includes: a BBU obtains interference strength information of a terminal, where the interference strength information includes a downlink mode of the terminal. The method further includes: if demodulation is performed by using a dedicated reference signal (DRS) in the downlink mode, the BBU performs resource scheduling on the terminal by using a second RRU, where the second RRU is selected by the BBU from multiple first RRUs that serve the terminal; or if demodulation is performed without using a DRS in the downlink mode, the BBU performs resource scheduling on the terminal by using a third RRU, where the third RRU is determined by the BBU according to any one of an uplink signal strength value of the terminal, a downlink quality value of the terminal, or an uplink quality value of the terminal.

Abstract: A method and apparatus for a terminal device to request scheduling in a communication network. The terminal device may determine a priority of information to be transmitted from the terminal device to a base station of the communication network. The terminal device may transmit a scheduling request to the base station, wherein the scheduling request indicates the determined priority. In this way, in addition to the intention of the transmission of the terminal device, characteristics of the information to be transmitted by the terminal device may also be indicated to the base station.

Abstract: Techniques are disclosed for implementing LBT in coordinated communication for inter-cell interference control. One aspect of the present invention relates to a base station, including a communication control unit configured to schedule radio resources of a cell for user equipment and a frequency usage detection unit configured to perform Listen Before Talk (LBT) in a limited partial frequency band corresponding to the scheduled radio resources in a whole frequency band of the cell, wherein if it is determined that the partial frequency band is not used, the communication control unit performs downlink transmission to the user equipment.

Abstract: A user equipment (UE) is described. The UE includes a higher-layer processor configured to configure a secondary cell group (SCG) and to configure a shortened transmission timing interval (TTI) for the SCG. The UE also includes a physical channel receiver configured to use a normal TTI for a master cell group (MCG) and to use the shortened TTI for the SCG.

Abstract: A method, station (STA), and access point (AP) for transmitting in a WLAN. A station includes a controller and a transceiver, the transceiver configured to receive, from an AP, a channel sounding sequence including a null data packet announcement frame (NDPA) including information indicating STAs to transmit a feedback report, a null data packet (NDP) containing pilots to compute the feedback report and a trigger frame (TF) to trigger transmission of the feedback report. An AP includes a controller and a transceiver, the controller configured to generate a NDPA including information indicating STAs to transmit a feedback report, a NDP containing pilots to compute the feedback report, and a TF to trigger transmission of the feedback report from at least one of the STAs, and the transceiver is operably connected to the controller and configured to transmit a channel sounding sequence that includes the NDPA, the NDP, and the TF.

Abstract: The present disclosure relates to a 5G or pre-5G communication system which will be provided in order to support a higher data transmission rate than a 4G communication system such as LTE. In addition, a method for transmitting and receiving signals in a terminal of a mobile communication system, according to one embodiment of the present specification, comprises the steps of: receiving, from a base station, control information including scheduling information about a plurality of subframes; transmitting data to the base station or receiving data from the base station through resources decided based on the control information; and receiving, from the base station, feedback information about the transmitted data, or transmitting, to the base station, feedback information about the received data.

Abstract: An example method is provided in one example embodiment and includes receiving performance metric information from a plurality of small cell radios, wherein the performance metric information includes, at least in part, a number of user equipment that are to be scheduled on a first type and a second type of subframes for each small cell radio; determining resource allocation parameters for the plurality of small cell radios; exchanging interference information between two or more small cell radios of the plurality of small cell radios that includes an indication of whether a particular small cell radio is interfering with or is interfered by another small cell radio of the two or more small cell radios; and scheduling downlink resource transmissions on the first type and the second type of subframes for user equipment served by the two or more small cell radios.

Abstract: Provided is a method for reporting a buffer state by a user equipment accessing a first eNB and a second eNB in a communication system, the method comprising the steps of: triggering a buffer state report for new data when the new data is generated; selecting at least one eNB to which the buffer state report is to be transmitted, on the basis of the amount of uplink data to be transmitted; transmitting the buffer state report for the new data to the selected at least one eNB; receiving, from at least one eNB among the first eNB and the second eNB, a resource allocated by the at least one eNB as a response to the buffer state report; and transmitting the new data using the allocated resource.