Abstract: Provided is a base station, comprising: a configuration unit, configured to configure a transmission waveform of a User Equipment (UE) for uplink transmission; and a transmission unit, configured to transmit information related to the configuration to the UE. The configuration unit is configured by using any of the following modes: physical layer signaling, a Random Access Response (RAR) message of Media Access Control (MAC), and Radio Resource Control (RRC) signaling. The present application also provides a user equipment (UE) and a corresponding method.

Abstract: A wireless communication apparatus, system or method utilizing directional data transmission over a communication (e.g., mmW) band, and broadcasting time and directional allocations in each direction. Stations transmit beacons containing time, directional allocations and unallocated slots in their direction of transmission. Stations comparing beam identifications with received allocation to determine if the allocation is in the direction of reception. Stations performing receiver beamforming with a station from which a beacon was received in order to determine if the station can access the direction (channel) in its intended direction.

Abstract: A method for a terminal to transmit a Sounding Reference Signal (SRS) in a wireless communication system according to an embodiment includes the steps of: receiving setting information about an SRS; transmitting a message including information about Power Headroom (PH) related to the transmission power of the SRS; receiving Downlink Control Information (DCI) for triggering the transmission of the SRS; and transmitting the SRS. The PH is characterized by being related to a Power Headroom Report (PHR) of a specific type, wherein the specific type is based on the type of the PHR for a serving cell in which a Physical Uplink Shared Channel (PUSCH) and a Physical Uplink Control Channel (PUCCH) are not set.

Abstract: Certain aspects of the present disclosure provide techniques for mapping time domain positions for a demodulation reference signal (DMRS). A method that may be performed by a user equipment (UE) includes identifying time domain positions for a DMRS to be transmitted with a transport block (TB) sent across multiple slots and transmitting the TB across the multiple slots with the DMRS in the time domain positions.

Abstract: A self-contained subframe configuration method includes obtaining configuration information of a self-contained subframe of a current frequency band based on a subframe transmission direction of a neighboring frequency band. The self-contained subframe includes a downlink control (DLcontrol) field, a first transmission subframe, a second transmission subframe, a guard period (GP), and an uplink control (ULcontrol) field. The first transmission subframe or the second transmission subframe of the self-contained subframe is transmitted in the same subframe transmission direction used during subframe transmission on the neighboring frequency band. Alternatively, the first transmission subframe or the second transmission subframe of the self-contained subframe is transmitted in a guard period of the neighboring frequency band.

Abstract: A method of OFDMA subcarrier allocation for stations in a wireless network includes determining a total downlink buffered traffic load for downlink traffic from a gateway device to the stations, and receiving a total uplink buffered traffic load for uplink traffic from the stations to the gateway device. The method further includes determining a first ratio of total downlink buffered traffic load for each station in relation to total downlink buffered traffic load for all stations, determining a second ratio of total uplink buffered traffic load for each station in relation to total uplink buffered traffic load for all stations, performing OFDMA subcarrier allocation for the downlink traffic by assigning available channel bandwidth proportional to the first ratio for each station, and performing OFDMA subcarrier allocation for the uplink traffic by assigning available channel bandwidth proportional to the second ratio for each station.

Abstract: Embodiments of the disclosure provide a method and device for performing communication. The method comprises: determining a target transmission pattern from a set of candidate transmission patterns, wherein each of the candidate transmission patterns contains a DL transmission part and/or a UL transmission part, and the candidate transmission patterns differ from one another in terms of time durations of the respective DL transmission parts and/or the UL transmission parts; and performing communication between a network device and a terminal device by using the target transmission pattern.

Abstract: Beam measurement and reporting by a user equipment (UE) includes receiving configuration information for a channel state information (CSI) framework from a base station (BS) and identifying reporting settings and resource settings configured for the UE based on the received configuration information. The reporting settings configure a beam measurement and reporting configuration. The resource settings configure one or more reference signal (RS) resources for beam measurement. Each of the RS resources represents a transmit (Tx) beam. The method further includes performing beam measurement based on the identified reporting and resource settings, generating a CSI report based on the identified reporting and resource settings, and transmitting the generated CSI report to the BS.

Abstract: A communication technique for combining a 5G communication system for supporting a higher data rate after 4G system with IoT technology includes transmitting configuration information of one or more serving cells that operate in an unlicensed band to a terminal, transmitting information indicating that an uplink control channel and an uplink data channel can be simultaneously transmitted to the terminal, determining whether the terminal is configured to transmit at least one of data and the uplink control information through the uplink data channel in at least one of a licensed band and the unlicensed band, and receiving the uplink control information in at least one of the licensed band and the unlicensed band on the basis of the determination, wherein the configuration information includes unlicensed-band uplink control channel configuration information for configuring the uplink control channel in one of the serving cells that operate in the unlicensed band.

Abstract: A method for communicating in a wireless sensor network (WSN) is described. Using control logic, a first wireless transceiver is caused to transmit a wireless packet to a node in a wireless sensor network. The control logic bases its causing on a transmission coinciding with a break in transmission for a second wireless network, such that the transmission from the first wireless transceiver does not coincide with transmissions made on the second wireless network. Time synchronized channel hopping (TSCH) slot frames for wireless packet transmission in the wireless sensor network are caused to be time offset if the first wireless transceiver is utilizing TSCH. Wake up sequence transmissions for the wireless sensor network are caused to be time offset if the first wireless transceiver is utilizing coordinated sampled listening (CSL).

Abstract: Disclosed are methods, apparatus and systems for reliable information transmission for Ultra-Reliable Low Latency Communication (URLLC) in both (Long Term Evolution) LTE-Advanced and New Radio (NR) systems. In some embodiments, a method includes detecting a downlink transmission on a set of downlink resources, and transmitting a set of signals on a set of uplink resources, which are associated with the set of downlink resources, and where portions of a first and second of the set of signals are identical. In other embodiments, a method includes determining, based on a transmission time, that one or more of a plurality of time units comprises a reference signal, identifying a reference pattern for transmission based on the determining, and transmitting a set of signals comprising the reference pattern during the plurality of time units.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, in a control channel, a first grant identifying a first set of resources of a first data channel on which the UE is to monitor for one or more second grants, the first data channel being downlink. The UE may monitor the first set of resources in the first data channel for the one or more second grants, the one or more second grants identifying a second set of resources of a second data channel on which the UE is to perform data communications. The UE may transmit, based at least in part on the monitoring the first set of resources, a feedback message associated with receipt of the one or more second grants.

Abstract: There is provided a method comprising: determining that a random access procedure is to be applied in response to initiating a beam failure recovery, BFR, procedure; selecting a beam with which the random access procedure is to be attempted; determining whether or not the selected beam is allocated with a contention free preamble; and performing one of the following: 1) upon determining the positive, applying a contention free random access, CFRA, procedure based on a first limit for an access attempt counter; and 2) upon determining the negative, applying a contention based random access, CBRA, procedure based on a second limit for the access attempt counter, wherein the first and second limits are different.

Abstract: Scheduling on a wireless communications channel is carried out on the basis of demanded traffic on the channel. A root scheduling cycle is set on the basis of traffic levels, and alignment parameters are defined to define how traffic is to be allocated to the scheduling cycle.

Abstract: Methods, systems, and devices for wireless communications are described. A wireless device, such as a user equipment (UE), may receive a message that includes downlink control information (DCI) pertaining to system information that is scheduled to be received from a base station. The UE may determine, based at least in part on the message, whether the system information that is scheduled is remaining minimum system information (RMSI) or is other system information (OSI), and searching a downlink bandwidth part for the scheduled RMSI or OSI determined from the message. The described techniques may serve to resolve ambiguity between RMSI and OSI, for instance, when scheduled in the same control region and having overlapping search spaces.

Abstract: To appropriately perform communication even in a case where a transmission timing/transmission period for retransmission control information is flexibly controlled (is variable), an aspect of a user terminal according to the present invention includes a transmitting section that transmits retransmission control information for DL transmission and a control section that controls transmission of the retransmission control information at certain timings reported from a base station. A time window is configured for the retransmission control information, the control section controls transmission of the retransmission control information, based on the certain timings and the time window configured for the retransmission control information, and at least one of the certain timings is included within a range of the time window.

Abstract: A communications method and apparatus to implement radio frequency link sharing, improve radio frequency link utilization, and increase an uplink transmission rate. The method includes a terminal that receives first configuration information and second configuration information from a first network device. The first configuration information is used to indicate a first reference signal resource of a first antenna port, and the second configuration information is used to indicate a second reference signal resource of a second antenna port; or the first configuration information is used to indicate a third reference signal resource of a first quantity of antenna ports, and the second configuration information is used to indicate a fourth reference signal resource of a second quantity of antenna ports. The terminal sends a first reference signal based on the first configuration information and sends a second reference signal based on the second configuration information.

Abstract: Aspects described herein relate to determining symbols over which to transmit repetitions for certain types of communications. A resource grant can include information for transmitting a number of repetitions over a collection of resources, such as a starting symbol over which to transmit communications, a number of symbols over which to transmit communications, and/or a nominal number of repetitions to transmit. Where time division multiplexing (TDM) communications are configured, a slot format indicator (SFI) can be semi-statically or dynamically configured and can indicate a communication direction of symbols within one or more slots as being uplink, downlink, or flexible. Thus, mapping uplink communications to the symbols may be based on additional considerations.

Abstract: This application discloses a method for determining transmission direction performed at a terminal and an associated computer-readable storage medium. The method includes: obtaining, by the terminal, first configuration signaling, wherein the first configuration signaling indicates that one or more symbols in a slot are used to transmit data in a first transmission direction; obtaining, by the terminal, second configuration signaling, wherein the second configuration signaling indicates that at least one of the one or more symbols in the slot is used to transmit data in a second transmission direction; determining, by the terminal, transmitting data on the one or more symbols in the first transmission direction, and not transmitting data on the at least one of the one or more symbols in the second transmission direction, wherein the first configuration signaling is cell-specific radio resource control (RRC) signaling.

Abstract: A method for transmitting uplink control information and an apparatus therefor are disclosed. In a method for transmitting uplink control information using a physical uplink shared channel (PUSCH) in a wireless communication system, the method is performed by a terminal and includes receiving downlink control information including an accumulated number of physical downlink shared channels (PDSCH) transmissions associated with a cell group configured for the terminal, coding the uplink control information using the accumulated number of PDSCH transmissions, and transmitting the coded uplink control information using the PUSCH.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine a first hybrid automatic repeat request acknowledgement (HARQ-ACK) payload for a first component carrier (CC) set based at least in part on a first downlink assignment index (DAI). The UE may determine a second HARQ-ACK payload for a second CC set based at least in part on a second DAI. The UE may transmit the first HARQ-ACK payload for the first CC set and the second HARQ-ACK payload for the second CC set. Numerous other aspects are provided.

Abstract: One example method includes determining, by a terminal device, that at least two physical uplink control channel (PUCCH) resources collide in a time unit n, where n is an integer, and the at least two PUCCH resources include a first resource configured for first uplink control information (UCI) and a second resource configured for second UCI; and determining, by the terminal device, the first resource and a third resource in the time unit n, where the third resource is one of M PUCCH resources, the first resource and the third resource do not include a same orthogonal frequency division multiplexing (OFDM) symbol in time domain, and M is a positive integer greater than or equal to 1, and the first resource is used to carry a part or all of the first UCI, and the third resource is used to carry a part or all of the second UCI.

Abstract: A communication system is described in which system information is transmitted to communication devices, by a communication apparatus of the system, in system information blocks, in accordance with a system information block transmission scheme. The communication apparatus configures at least one system information block to include control information indicating how the system information blocks will be transmitted.

Abstract: A method for transmitting terminal capability information in a communication system supporting a plurality of carriers is provided. The method includes transmitting a control message including terminal capability information, wherein the terminal capability information includes at least one of an information element (IE) indicating whether to support a multi-bearer, an IE indicating whether to support a secondary cell group (SCG) bearer, or an IE indicating whether to support dual connectivity (DC).

Abstract: A data modulation and device and demodulation device for the multicarrier system are provided. The data modulation method includes: performing different cyclic shifting on data sequences of L continuous symbols respectively, L?2; and modulating the cyclically shifted data sequences by use of a waveform function, an independent variable range of the waveform function being greater than or equal to a symbol interval of the L modulated symbols. The technical solution solves the technical problems in which the related art is not compatible with a LTE system or effectively suppressing out-of-band leakage or flexibly adjusting a symbol interval to adapt to different channel environments and exhibits poor demodulation performance, thus achieving effective suppression of the out-of-band leakage, having higher compatibility with the LTE system and improving demodulation performance and flexibility of adjusting a symbol interval by simple cyclic shifting.

Abstract: This application discloses a communications method, and the method includes: receiving, by a terminal device, first information, where the first information is used to indicate one or more first time units in a random access system frame; and determining, by the terminal device, the one or more first time units based on the first information and a configuration table, where one or more time units in the configuration table are determined based on an uplink-downlink configuration period and a second time unit, the one or more first time units are an optional time domain resource of a random access sequence, and the second time unit is an optional time domain resource of a synchronization channel block. According to the method and the apparatus in this application, the optional time domain resource of the random access sequence can be determined.

Abstract: A terminal is disclosed including a receiver that receives a downlink shared channel scheduled by downlink control information; and a processor that, when the terminal is configured with a semi-statically determined first codebook and only one downlink shared channel reception is scheduled in a primary cell, controls transmission of a transmission acknowledgement signal in response to the only one downlink shared channel reception, wherein the transmission acknowledgement signal is determined from a second codebook that is different from the first codebook and corresponds only to the only one downlink shared channel. In other aspects, a radio communication method for a terminal and a base station in communication with a terminal are also disclosed.

Abstract: Methods, systems, and devices for wireless communications are described. Generally, the described techniques provide for identifying one or more bands of a band combination, determining whether the user equipment (UE) is configured with a capability associated with the one or more bands to support a first component carrier for a first priority of service, support a second component carrier for a second priority of service, and process one or more channels associated with the first priority of service and the second priority of service on a component carrier. The UE may transmit the capability to support one or more component carriers for at least one of the first priority of service or the second priority of service and process the one or more channels on the component carrier, and receive a configuration for the one or more component carriers.

Abstract: A wireless access network includes a first access point having a first coverage area, and a second access point having a second coverage area. A portion of the second coverage area overlaps with the first coverage area in an overlapping region. The network further includes a central controller in operable communication with the first and second access points, and a single station device located within the overlapping region. The single station device is configured to connect with the first and second access points. The central controller is configured to (i) control downlink data transmission from the first and second access points, and (ii) implement a scheduling protocol for the downlink data transmission, such that the single station device receives at least a first portion of the downlink data transmission from the first access point and a second portion of the downlink data transmission from the second access point.

Abstract: In one aspect, a wireless device receives a scheduling grant and a grant confirmation signal indicating that a network node has performed a CCA on a carrier and is releasing the carrier for the wireless device. An uplink message is transmitted on the carrier without performing a CCA on the carrier. In another aspect, a wireless device is connected to a first cell and a second cell configured on a carrier requiring an LBT protocol. The wireless device receives configuration messages indicating that downlink transmissions on the second cell are to be scheduled. This can mean self-scheduling for downlink on the second cell and cross-carrier scheduling for uplink on the first cell. The wireless device receives a scheduling grant in the first cell and performs a CCA in the second cell. The wireless device then transmits an uplink message responsive to success of the CCA.

Abstract: Aspects of the disclosure are directed to a method for determining transmission direction information. The method can include acquiring direction configuration information dynamically transmitted by a base station, the direction configuration information being used to indicate transmission direction information of an information transmission resource. Further the method can include determining, according to the direction configuration information, a target information transmission unit whose transmission direction indication is ambiguous, and determining, according to a preset rule, transmission direction information of the target information transmission unit.

Abstract: A communication device according to an embodiment includes one or more hardware processors. The one or more hardware processors: receives, from a server device performing communication by a communication method of synchronizing a number indicating a communication timing, a reference number indicating the number serving as a reference; and determines a processing timing of predetermined processing, based on the reference number.

Abstract: The present disclosure provides a method and a device in a node for wireless communication. A first node receives first information; receives a first signaling, the first signaling being used for indicating a first symbol set; then operates K radio signals respectively in K symbol groups in the first symbol set. The first symbol set comprises a first symbol subset and a second symbol subset, the first information is used for indicating a type of each multicarrier symbol in the first symbol set, and the first information is used for determining the first symbol subset and the second symbol subset; any of the K symbol groups belongs to one of the first symbol subset and the second symbol subset; each of the K radio signals carries a first bit block, the K radio signals respectively correspond to K first-type parameters.

Abstract: The present disclosure provides a method and device for determining an uplink-downlink switching point. The method is used in a base station. The method includes: setting configuration information for determining an uplink-downlink switching point; and sending the configuration information to the terminal, so that the terminal determines the uplink-downlink switching point according to the configuration information. Therefore, the present disclosure can prevent the terminal from performing invalid detection on an unlicensed carrier, and can also improve the speed and accuracy of determining the uplink-downlink switching point by the terminal.

Abstract: A method and apparatus are provided for transmitting data. The method includes: acquiring downlink control information of a frame to be scheduled, the downlink control information at least including configuration information of an embedded resource of the frame to be scheduled; scheduling, based on the downlink control information, a downlink information transmission unit to transmit downlink data and uplink allocation information of the frame; and upon a transition latency, acquiring, based on the uplink allocation information, hybrid automatic repeat request (HARQ) feedback information transmitted over the downlink data and uplink data from an uplink information transmission unit.

Abstract: Systems and techniques or transmitting and receiving a sounding reference signal (SRS) in a wireless communication system. In some implementations, a method for transmitting, by a terminal, an SRS in a wireless communication system includes: receiving configuration information for transmission of the SRS from a base station; and transmitting the SRS to the base station by using one or more SRS resources for transmission of the SRS, the configuration information including the one or more SRS resources and information relating to usage of the one or more SRS resources, wherein a guard period relating to the one or more SRS resources is configured, and when the transmissions of the guard period and a particular uplink channel configured for the terminal overlap each other, the priority between the guard period and the particular uplink channel is configured to be the same as that between the SRS and the particular uplink channel.

Abstract: The present disclosure described systems and methods for providing OTT services to a UE. An exemplary OTT-providing host computer includes a transceiver, a processor, and memory collective configured to provide the OTT service by initiating transmission of user data to the UE. To transmit the user data from the host computer to the wireless device, a network node sends a first control message for assigning a PDSCH, the first control message comprising a first MCS indication as described. The network node sends to the wireless device a second control message for assigning a PDSCH, the second control message comprising a second MCS indication as described. The network node transmits the user data thereafter.

Abstract: A scheduling request (SR) configuration method and sending method, and a corresponding apparatus are provided, to resolve a prior-art problem of a scheduling request configuration method and sending method, and a corresponding apparatus. The scheduling request configuration method includes: receiving, by a user equipment (UE), control signaling sent by a network device, where the control signaling is used to configure, for the UE, an SR configuration associated with at least one logical channel and at least two SR resource configurations associated with the SR configuration, and the SR resource configurations indicate physical resources used to signal an SR associated with the at least one logical channel; and signaling, by the UE based on a physical resource indicated by one of the at least two SR resource configurations, an SR associated with one of the at least one logical channel.

Abstract: Radio frequency (RF) communication systems with dynamic waveform control and power boost are provided herein. In certain embodiments, an RF communication system includes a power amplifier configured to amplify an RF signal to generate an RF transmit signal for transmission over a time-division duplex (TDD) communication link having a duty cycle, and a transmitter configured to provide the RF signal to the power amplifier. The transmitter is operable to change a type of waveform of the RF signal from a first waveform type to a second waveform type in response to a decrease in a signal-to-noise ratio (SNR) of the TDD communication link, and to boost a power of the RF transmit signal by an amount based on the duty cycle.

Abstract: Some aspects of the disclosure provide for wireless communication systems in which scheduling information is transmitted to a scheduled entity to schedule transmission of uplink feedback control information by the scheduled entity. The feedback control information may be transmitted in short uplink control bursts or long uplink bursts. Selection between short uplink control bursts and long uplink bursts may be based on power headroom at the scheduled entity, interference in the short uplink control burst or the long uplink burst, loading of the short uplink control burst or the long uplink burst or processing capability of the scheduled entity.

Abstract: Methods, systems, and devices for wireless communication are described. A user equipment (UE) may receive multiple uplink grants that schedule uplink transmissions for two different radio access technologies (RATs) during overlapping time resources. The UE may adjust the power for one of the uplink transmissions based on the temporal proximity of the second received uplink grant relative to the first uplink transmission. The UE may adjust the power of the uplink transmission by partially or completely reducing its power.

Abstract: Methods, systems, and devices for wireless communication are described that may enable a user equipment (UE) to monitor a shared spectrum to receive control signaling and data transmissions associated with different transmission time intervals (TTIs). For example, a base station may communicate with a UE according to a first transmission mode during a first, shortened TTI. The base station may transmit a downlink control channel for a shortened TTI based on a subset of a number of blind decodes or control channel elements. Additionally, a downlink control channel for a shortened TTI may contain grants for multiple TTIs. In some cases, the base station may transmit a signaling to the UE via a reference signal, downlink control channel, or radio resource control which may indicate a change from the shortened-TTI transmission mode to a transmission mode with a TTI duration that is longer than the first, shortened TTI duration.

Abstract: The present disclosure relates to methods and apparatus for wireless communication of a first node. The apparatus can receive a first signal from a second node of one or more additional nodes, the first signal including at least one first timing reference. The apparatus can also determine a second timing reference quality of a second timing reference. The apparatus can also transmit a second signal to at least one node of the one or more additional nodes, the second signal including a second timing reference. Additionally, the apparatus can broadcast, to the one or more additional nodes, an indication of a second timing reference quality of the second timing reference. The apparatus can also receive an indication of a first timing reference quality. Moreover, the apparatus can adjust the indication of the quality of the at least one timing first reference from the second node.

Abstract: The present disclosure provides a PDCCH monitoring method, a UE and a network side device. The PDCCH monitoring method includes: acquiring one or more bits in DCI transmitted through a first PDCCH monitored by the UE, the one or more bits in the DCI of the first PDCCH indicating a PDCCH not to be monitored and/or a PDCCH to be monitored; and determining the PDCCH not to be monitored and/or the PDCCH to be monitored in accordance with the one or more bits in the DCI of the first PDCCH.

Abstract: A device to device (D2D) communication method includes: receiving, by user equipment (UE), resource pool configuration information, where the resource pool configuration information includes frequency domain resource location information and time domain resource location information and the frequency domain resource location information includes a frequency domain resource pool indicator and a frequency domain spacing between two consecutive device to device D2D resources; determining, by the UE, an available frequency domain resource based on the resource pool configuration information; and performing, by the UE, D2D communication on the available frequency domain resource.

Abstract: Embodiments of the present disclosure provide a method and apparatus for configuring multi-level cells or cell clusters and a communications system. The method includes: exchanging by a base station with one or more other base stations or cell cluster heads in the same level to obtain first information; receiving, by the base station, second information reported by one or more base stations or cell cluster heads in the lower level; configuring one or more cells in the lower level into a cell cluster by the base station according to the first information and the second information, and determining a cluster head of the cell cluster; and performing information transmission with the cluster head of the cell cluster.

Abstract: In accordance with example embodiments of the invention there is at least a method and apparatus to perform receiving, by a network device, information comprising a multiple transmission time interval uplink grant with cyclic redundancy check bits scrambled by a radio network temporary identifier; determining, by the network device of a communication network, a subset of data transmissions of a previous burst of data transmissions to be retransmitted by the network device; and performing by the network device retransmission of the subset of data transmissions using scheduled resources of the uplink grant.

Abstract: A method for transmitting an uplink signal by a terminal in a wireless communication system according to the present invention comprises the steps of: receiving a downlink signal from a base station; receiving downlink control information (DCI) for requesting transmission of an uplink signal corresponding to the downlink signal, from the base station; and transmitting, to the base station, a response to the downlink signal on the basis of a message, wherein the DCI includes at least one among an ACK window field, a DAI field, and an ACK request field for requesting the response to the downlink signal.

Abstract: A system and method for transmitting still images and a video feed from an unmanned aerial vehicle to a ground station is disclosed. The system includes an aircraft including a digital video camera to capture still images and video frames of an object. A video encoder is coupled to the camera to provide a video output including video packets. A file server is coupled to the camera to provide a still image output including image data packets. A multiplexer is coupled to the video output and the still image output. The multiplexer produces a data transmission including the video packets and the image data packets. A transmitter sends the data transmission to the ground station. The ground station receives the data transmission and demultiplexes the packets into separate video and image data packets. The ground control station may select the ratio the video stream images in relation to the still image to be transmitted from the aircraft.

Abstract: A repeater system, preferably including one or more radio transceivers, such as a 5G NR transceiver configured to communicate with other elements of a 5G NR communication network such as user equipment and/or gNBs, and a signal processor. A method for repeater operation, preferably including determining synchronization information, operating in a synchronized repeater mode, and maintaining synchronization (such as by monitoring periodic signal timing and adjusting operation timing based on the monitoring), and optionally including operating in a fallback repeater mode.