Abstract: The present invention relates to a base station, a small cell, and a control channel configuration method to resolve resource waste caused when an additional physical control channel is used on a backhaul link of a small cell to transmit control information. In a base station provided by an embodiment of the present invention, a transceiver module is configured to receive full-duplex capability support information transmitted by a small cell, where the full-duplex capability support information is used to indicate whether the small cell supports use of a same physical layer resource for simultaneous reception on a backhaul link and transmission on an access link; and a processing module is configured to determine a configuration mode of the backhaul link between the base station and the small cell and the access link of the small cell according to the full-duplex capability support information received by the transceiver module.

Abstract: The present invention discloses a data transmission method of a full-duplex system, a user equipment, and a base station. The UE is allowed to initiate full-duplex transmission, and it is unnecessary for the eNB to initiate full-duplex transmission. Before the initiation, the UE does not need to notify the eNB of buffer and preparation statuses of the UE. That is, the UE does not need to send related signaling to the eNB, thereby alleviating load of an entire LTE communications system, avoiding overload during data transmission, and reducing a transmission delay.

Abstract: A method for generating a measurement result, and a device are provided, and the method includes: receiving, by a terminal on a receive beam for each cell, a reference signal sent on a transmit beam of a corresponding cell, and measuring the received reference signal to obtain at least one group of measurement samples for each cell; processing the at least one group of measurement samples for each cell to obtain at least one initial processing value; processing the at least one initial processing value to obtain at least one target processing value; and reporting, by the terminal, a target processing value that meets a preset reporting rule in the at least one target processing value to a base station as a measurement result, or using, by the terminal itself, the target processing value to evaluate cell quality.

Abstract: An interference indication method and apparatus are presented. After detecting interference from a neighboring cell, a base station sends interference indication information to the neighboring cell, where the interference indication information includes at least indication information of a frequency resource that receives the interference from the neighboring cell and that is configured to be in a flexible half-duplex mode, so as to indicate that the interference from the neighboring cell is interference on the frequency resource configured to be in the flexible half-duplex mode. In this way, in an application scenario of a flexible half-duplex technology, a base station can learn of a status of interference from a neighboring cell, so as to use a corresponding interference suppression mechanism.

Abstract: A method for reducing interference at a first transmission point (TP) includes receiving a blanking bitmap from a second TP, the blanking bitmap includes an indicator of an interval of time when transmissions occurring on a transmission beam originating from the second TP are adjusted to reduce interference to the first TP, and scheduling communications for a user equipment (UE) served by the first TP in accordance with the blanking bitmap.

Abstract: A method and an apparatus for selecting beams for non-codebook based uplink multiple-input and multiple-output are disclosed. In an embodiment, a method implemented by a user equipment (UE) includes receiving an allocation of at least one sounding reference signal (SRS) resource in an uplink subframe from a transmission and reception point (TRP) for a first set of uplink transmission beams, transmitting precoded SRSs in the at least one SRS resource to the TRP, wherein the precoded SRSs are precoded with UE-selected precoders and at least one rank and receiving an identification of two or more precoders for a second set of uplink transmission beams, wherein the second set of uplink transmission beams is selected from the first set of uplink transmission beams, and wherein the two or more precoders are based on the precoded SRSs.

Abstract: An interference indication method and apparatus detect interference from a neighboring cell. A base station sends interference indication information to the neighboring cell including indication information of a frequency resource that receives the interference from the neighboring cell and is configured in a flexible half-duplex mode. In this way, in an application of a flexible half-duplex technology, a base station detects a status of interference from a neighboring cell.

Abstract: An interference suppression method, apparatus, and system to suppress interference between an uplink signal and a downlink signal, and improve communication quality. The method includes determining, by a first base station, control channel indication information of a first cell, where the first cell is any one of cells managed by the first base station, and the control channel indication information includes at least one piece of the following information of control channel indication information of a contradirectional-transmission frequency band on which the first cell is interfered with by a neighboring cell, or control channel indication information of a contradirectional-transmission subframe in which the first cell is interfered with by a neighboring cell, and sending, by the first base station, the control channel indication information to a second base station, where the second base station is a base station of the neighboring cell.

Abstract: A method for synchronizing a user equipment (UE) is provided. The method includes determining a first beam identifier associated with a transmission beam conveying a first received beamformed synchronization signal, determining if a first synchronization cycle is complete, and based on the first synchronization cycle not being complete, repeating the determining the first beam identifier, and the determining if the first synchronization cycle is not complete until the first synchronization cycle is complete.

Abstract: A method for controlling an uplink signal transmit power at the user equipment and a UE configured to perform such a method are disclosed. In an embodiment, the method includes receiving a downlink reference signal transmit power associated with a first resource indicator, a downlink reference signal transmit beamforming gain associated with a second resource indicator, an uplink signal receive beamforming gain associated with a third resource indicator, and an uplink signal target receive power associated with a fourth resource indicator and transmitting an uplink signal associated with a fifth resource indicator to a transmission point with a transmit power calculated based on the combination, wherein the downlink reference signal transmit power associated with the first resource indicator and the downlink reference signal transmit beamforming gain associated with the second resource indicator are signaled together as a single metric associated with a sixth resource indicator.

Abstract: A sounding reference signal sending method and user equipment are disclosed. The method includes the following steps: receiving a configuration parameter of a sounding reference signal SRS, and determining, based on the configuration parameter, a time-frequency resource occupied by the SRS, where the configuration parameter includes a trigger type, a period parameter, and a time-frequency resource location identifier; obtaining a power control parameter of the SRS, and calculating, based on the power control parameter and a preset calculation formula, a transmit power for sending the SRS; and sending the SRS on the time-frequency resource at the transmit power. The trigger type includes beamforming and non-beamforming. The period parameter is an identifier used to indicate that the SRS is sent periodically or aperiodically.

Abstract: A method for receiving device position determination includes receiving beamformed position reference signals (BF-PRSs) on a plurality of communications beams from at least two transmitting devices in accordance with a BF-PRS configuration, making at least one observed time difference of arrival (OTDOA) measurement in accordance with the BF-PRSs on the plurality of communications beams, and transmitting OTDOA feedback including the at least one OTDOA measurement.

Abstract: A method for operating a user equipment (UE) adapted to perform beaconing includes beamforming a beacon signal in accordance with at least one transmit beam of a set of transmit beams, thereby producing at least one beamformed beacon signal, transmitting the at least one beamformed beacon signal on a first uplink channel, repeating the beamforming and the transmitting for remaining transmit beams of the set of transmit beams, and receiving downlink reference signals from a transmit-receive point using receive beamforming and beam adjustment.

Abstract: A stable virtual access point and a method for operating a stable virtual access point are disclosed. In embodiments a method for operating a logical endpoint of a stable virtual access point, wherein the logical endpoint includes an interface with a macro access point, wherein the stable virtual access point comprises a plurality of transmission points (TPs), and wherein the TPs provide a coordinated data transmission to a UE comprises storing, at the logical endpoint, a connection status of the UE, receiving, at the logical endpoint, information regarding the connection status of the UE from the macro access point, determining, at the logical endpoint, a change in the connection status of the UE and updating, at the logical endpoint, the connection status of the UE with respect to the change.

Abstract: Embodiments of the present invention provide a power control method and a terminal, so as to improve accuracy of transmit power used by the terminal during uplink transmission. The method includes: obtaining, by a first terminal, parameter information required for power control, where the parameter information includes at least one of a first parameter, a second parameter, and a third parameter; and determining, by the first terminal based on the parameter information, uplink transmit power used when uplink transmission is performed on a target beam or a target beam pair; where the first parameter includes a beam reception gain of a network device and/or a beam sending gain of the first terminal; the second parameter is used to indicate interference caused by a second terminal to the first terminal on the target beam; and the third parameter includes beam-specific target power and/or terminal-specific target power.

Abstract: A method for operating a first transmit-receive point (TRP) includes receiving a first measurement report from a user equipment (UE), the first measurement report including an identifier of a second TRP, requesting a second measurement report from the UE, the second measurement report to include automatic neighbor relation (ANR) information associated with the second TRP, wherein the ANR information includes a beam specific information, receiving the second measurement report including a first subset of the ANR information, and determining a neighbor configuration with the second TRP in accordance with the first subset of the ANR information.

Abstract: A method for operating a reception point includes receiving a plurality of first directional reference signals spanning a first plane, selecting at least one first directional reference signal from the plurality of received first directional reference signals that meets a first selection criterion, sending a first feedback indicating the selected at least one first directional reference signal, receiving a plurality of second directional reference signals spanning a second plane oriented in accordance with the selected at least one first directional reference signal, selecting at least one second directional reference signal from the plurality of received second directional reference signals that meet a second selection criterion, and sending a second feedback indicating the selected at least one second directional reference signals.

Abstract: The disclosure relates to technology for beam failure recovery in user equipment. The user equipment sends a beam failure recovery request to the base station upon detection of a beam failure between the base station and the user equipment, and monitors one or more candidate beams in which to receive the beam failure recovery request response from the base station, based on an association between a beam failure recovery request response and a beam failure recovery request.

Abstract: Described herein is a cell measurement reporting method and a related device and system. The method includes receiving, by a user equipment, measurement configuration information configured by a network side, and selecting a serving cell according to the measurement configuration information; and measuring, by the user equipment, the selected serving cell according to the measurement configuration information, and when determining that a measurement result of the serving cell meets the trigger event, sending, by the user equipment to the network side according to an indication of the measurement configuration information, a measurement report that carries the trigger event.

Abstract: The present invention provides an information transmission method, an access network device, and a terminal device. The method includes: sending, by an access network device, a CSI-RS configuration parameter to UE; and receiving, by the access network device after sending a CSI-RS signal at each level to the UE based on a quantity of CSI-RS signals at each level, a beamforming parameter at each level that is reported by the UE for the CSI-RS signal at each level. Therefore, accuracy of a beam direction reported to the access network device is improved.