Abstract: The present disclosure discloses a train network node and a CANopen-based train network node monitoring method. The method includes: obtaining, by a train network node, an offline duration and a heartbeat packet transmission period based on a pre-configured network node list, where the offline duration is set on an offline timer corresponding to each node related to the network node, and the heartbeat packet transmission period is set on a heartbeat timer; and comparing the offline duration that is set on the offline timer corresponding to each node with the heartbeat packet transmission period that is set on the heartbeat timer, and determining an offline monitoring mechanism of each node based on a comparison result.

Abstract: An imaging apparatus allows a clock data recovery device to reestablish reception of data even when the clock data recovery device has failed to lock a phase. A reception unit includes a locking unit configured to perform a locking operation for receiving the data and a detection unit configured to detect a lock state of the locking unit. A control unit controls performing of the locking operation again by the locking unit in a case where a lock is not achieved, based on a detection result detected by the detection unit.

Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method for a terminal may include: identifying a reference subcarrier spacing value; receiving random access channel (RACH) configuration information; determining a resource to be used for transmitting a random access preamble based on the RACH configuration information and the reference subcarrier spacing value; and transmitting the random access preamble using the determined resource.

Abstract: Systems and methods for preventing fraud are disclosed. The system includes, for example, a front end device that is operatively coupled to a back end device. The front end device is configured to generate a first dynamic device identification based on dynamic device characteristics of the front end device. The back end device is configured to generate a second dynamic device identification based on the dynamic device characteristics of the front end device to authenticate the front end device. The front end device can also authenticate itself through an Internet of Things (IoT) device that has a trusted connection to the back end device.

Abstract: A method performed by a wireless device in a wireless communication system, the method including detecting a first subframe, wherein the first subframe includes a first slot and a second slot, and wherein orthogonal frequency division multiplexing (OFDM) symbols in the first slot are not occupied, detecting a second subframe, wherein the second subframe a next subframe of the first subframe, and wherein all OFDM symbols in the second subframe are occupied and receiving a downlink signal from a network on an unlicensed carrier via at least one of the first subframe and the second subframe.

Abstract: A data transmission method, a communication device, and a data transmission system are disclosed. The method includes: determining to-be-transmitted data that needs to be sent to a network side device; before an initial transmission moment of transmitting the to-be-transmitted data to the network side device arrives, sending the to-be-transmitted data to a coordinating device; receiving the to-be-transmitted data sent by the target device; obtaining transmission parameter information; and when the initial transmission moment corresponding to the to-be-transmitted data arrives, sending the received to-be-transmitted data to the network side device based on the transmission parameter information. Therefore, when the target device needs to send the to-be-transmitted data to the network side device, the coordinating device may help the target device perform initial transmission of the to-be-transmitted data, thereby increasing a success probability of initial transmission, and further improving link reliability.

Abstract: A relay device includes: a case which holds a mobile terminal, the mobile terminal being attachable to and detachable from the case; a first interface to which the mobile terminal held in the case is connected; a second interface with which the external display device is connected; and a controller housed in the case. The controller includes: an obtainer which obtains a video signal and first notification information from the mobile terminal via the first interface; and a superimposer which superimposes second notification information on the video signal based on the first notification information, and outputs the video signal on which the second notification information is superimposed to the external display device via the second interface. The second notification information is obtained by at least one of deletion or replacement of at least a portion of the first notification information.

Abstract: Upon detection of a failure of a communication link between a remote management system and a communication node, a bypass link is established. The remote management system evaluates whether additional communication nodes can act as a bypass for management communications between the remote management system and the communication node whose management communication link has failed. The remote management system instructs a selected bypass communication node to establish the bypass management communication link between the bypass node and the disconnected node whose management communication link has failed. Depending on the relationship between nodes, management communications sent using the bypass link may be secured. The bypass link in some implementations may include multiple bypass communication nodes linked together to provide a chain of bypass management communication links between the remote management system and the disconnected communication node.

Abstract: A second base station receives first message from a first base station. The first message comprises neighbor beam information of a first cell of the first base station. The neighbor beam information comprises: a neighbor cell identifier of a neighbor cell of the first cell; a first beam index of a first beam of the first cell; and at least one neighbor beam index of at least one neighbor beam of the first beam of the first cell. The at least one neighbor beam is associated with a third base station. The second base station makes a handover decision for a wireless device towards the first cell based on the neighbor beam information. The second base station transmits to the first base station, a handover request for the wireless device in response to the handover decision.

Abstract: This application provides an information transmission method and a communications device. A first communications device sends first indication information to a second communications device, where the first indication information indicates a frequency resource used by the second communications device to send data in a time unit and a frequency resource used by the second communications device to receive data in the time unit, the frequency resource used to send data and the frequency resource used to receive data belong to a same frequency band, the frequency resource used to send data and the frequency resource used to receive data are differentiated based on frequencies in the time unit, and the frequency band is a segment of continuous frequency resources in frequency domain. In the foregoing information transmission method, the first communications device can flexibly allocate the frequency resources based on a network requirement, thereby improving resource utilization.

Abstract: Disclosed is a method and apparatus for transmitting and receiving a Reference Signal (RS) performed by a User Equipment (UE) in a wireless communication system. According to the present invention, a method and apparatus includes receiving a first Dedicated Demodulation Reference Signal and a first Physical Downlink Shared Channel (PDSCH); receiving a Physical Downlink Control Channel (PDCCH) including Downlink Control Information (DCI) in relation to a configuration of the second Dedicated Demodulation Reference Signal based on the first PDSCH; and receiving the second Dedicated Demodulation Reference Signal and a second PDSCH based on the PDCCH, and the first Dedicated Demodulation Reference Signal is transmitted only on a single antenna port, and a configuration of the DCI is determined based on the maximum number of symbols to which the second Dedicated Demodulation Reference Signal is mapped.

Abstract: A device and method for handling HARQ feedback in a mobile communication system are disclosed. The HARQ feedback handling method includes: analyzing a control message from a base station to recognize presence of HARQ feedback relationships between downlink carriers and uplink carriers; determining an uplink carrier (a downlink carrier) to support HARQ feedback in response to downlink traffic (uplink traffic) sent through a downlink carrier (an uplink carrier); and sending (receiving) HARQ feedback through the determined uplink carrier (downlink carrier).

Abstract: The present invention relates to a resource allocation method of a vehicle-to-everything (V2X) transmission terminal in a wireless communication system and an apparatus therefor. More specifically, the method comprises the steps of: transmitting, to a V2X receiving terminal, a first V2X signal for a V2X service; receiving, from the V2X receiving terminal, an acknowledgment/negative-acknowledgment (ACK/NACK) for a V2X signal; and, if the NACK is received from the V2X receiving terminal, allocating, for a second V2X signal, a second time-frequency resource reserved in association with a first time-frequency resource for the first V2X signal.

Abstract: A method at a network node that is configured to simultaneously transmit and receive wireless RF signals, comprising: transmitting, from the network node, a downlink message, the downlink message having a preamble that includes channel estimation information for estimating a self-interference channel; monitoring at the network node, during an initial duration while transmitting the downlink message, for the channel estimation information, and estimating a self-interference channel based on received portions of the channel estimation information; and using the estimated self-interference channel to cancel self-interference while receiving an uplink message and simultaneously transmitting a remainder of the downlink message.

Abstract: A joint transmission (JT) method and apparatus, the method including selecting, by a network device of a serving cell, a JT user equipment and a coordinated neighboring cell of the JT user equipment, sending, by the network device of the serving cell, a JT user equipment request to a network device of the coordinated neighboring cell, scheduling the JT user equipment and sending scheduling information to the network device of the coordinated neighboring cell, and sending, by the network device of the serving cell, a reference signal and data to the JT user equipment according to the scheduling information, where the reference signal sent by the network device to the JT user equipment by the network device of the serving cell is the same as a reference signal sent by the network device of the coordinated neighboring cell of the JT user equipment to the JT user equipment.

Abstract: The present invention provides a base station, a user equipment (UE) and a method executed by the base station. The method executed by the base station comprises: broadcasting to the UE that the base station supports connectivity to a first core network and a second core network, a communication interface between the first core network and the base station being different from a communication interface between the second core network and the base station; receiving a selection of the UE to one of the first core network and the second core network; and initiating, according to the received selection of the UE, connection establishment to the core network selected by the UE. The technical solution provides a core network selection method for a base station (e.g., eLTE eNB) simultaneously supporting two different core networks, so as to correspondingly determining a network interface used for communication with the selected core network, thereby achieving normal communication between the UE and the core network.

Abstract: Various systems and methods for scheduling data transmissions from a base station to user equipment (UE) are presented. Channel quality indicator values that correspond to multiple UE may be determined for multiple carrier components of a cellular network's carrier aggregation. A scheduling matrix may be created that includes instantaneous data transfer rates for the UE. Elements within the scheduling matrix may be normalized by modifying instantaneous data transmission rates using average data transmission rates. Scheduling decisions for data transfers may be made for the UE based on the normalized scheduling matrix.

Abstract: An operating method of a repeater, the operating method comprises: receiving a first communication signal according to a first mobile communication standard, generating a time division duplex (TDD) switching signal based on information about a start point of the received first communication signal, and controlling switching of an uplink and a downlink of a repeater that relays a second communication signal according to a second mobile communication standard based on the generated TDD switching signal.

Abstract: Systems and methods for transmitting and receiving resource blocks using OFDM-based signals are provided. The OFDM-based signal has a number of sub-bands, and employs a respective numerology in each sub-band. Each numerology has a respective subcarrier spacing and OFDM symbol duration. For a given receiver, content is mapped to resource blocks within an assigned one of the sub-bands, using the sub-carrier spacing of the sub-band.

Abstract: A method, a device and a system of controlling Bluetooth networking among physical devices are provided. The method includes: establishing a Bluetooth networking strategy list in advance, wherein the Bluetooth networking strategy list includes one or more Bluetooth networking strategies inputted or selected by a user in accordance with a pre-established correspondence relation between master and slave physical devices; receiving a Bluetooth-networking-strategy selection instruction; and transmitting a selected Bluetooth networking strategy in accordance with the Bluetooth-networking-strategy selection instruction to a network server, such that the Bluetooth networking strategy is forwarded by the network server to the master physical device, wherein the Bluetooth networking strategy is used to trigger the master physical device to adjust a Bluetooth networking relation between the master and the slave physical devices.

Abstract: A method for performing, by a relay user equipment (UE), a buffer status reporting (BSR) procedure in a wireless communication system is discussed. The method includes receiving data to be relayed from a remote UE via sidelink; trigger a BSR or a sidelink BSR for the data to be relayed; and transmit the BSR or the sidelink BSR to a network.

Abstract: A TDD signal booster includes first and second bidirectional terminals and an amplifier circuit arranged in a signal path between said first and second terminals. The amplifier circuit is to amplify TDD signals received at one of said first and second terminals for transmission from the other of said first and second terminals. The amplifier circuit is operable in a first configuration for amplifying TDD signals in one direction along the signal path and a second configuration for amplifying TDD signals in the opposite direction along the signal path. A control circuit is arranged to detect a silent period in said TDD signals, e.g. the guard period, and, in response to detecting the silent period, control said amplifier circuit to change configuration.

Abstract: Embodiments of this disclosure provide techniques for receiving reference signals by a user equipment (UE) from a base station in a downlink channel, as well as transmitting a linear combination index from the UE to the base station. In particular, the linear combination index identifies a combination of beams selected from a set of beams in accordance with the RS.

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). A method and system for selecting a beamforming configuration for a first antenna array for communication with a second antenna array are provided. The first array is configurable according to a first plurality of configurations and is associated with a first terminal. The method and system are configured to identify a first subset of beamforming configurations from the first plurality of beamforming configurations wherein each of the first plurality of beamforming configurations is associated with a data value, and the identification comprises using information associated with the location of any one or more of the first or second arrays.

Abstract: Exemplary embodiments disclosed herein provide procedures for power efficient and rapid access point (AP) discovery using wake up radios. Additional embodiments provide procedures for securely waking up stations (STAs) using wake up radios (WURs). Methods are further described herein for coverage range detection and STA roaming for wake up radios. Further embodiments relate to procedures for coexistence for wake up radios and primary connectivity radios.

Abstract: Briefly, in accordance with one or more embodiments, an apparatus of a user equipment (UE) comprises one or more baseband processors to generate a first set of one or more radio resource control (RRC) messages to create a packet data convergence protocol (PDCP) and RRC entity at a donor Fifth Generation evolved NodeB (DgNB), and to generate a second set of one or more RRC messages to create a radio link control (RLC) entity at a serving relay node (RN) to couple with the DgNB in a multi-hop relay network, and a memory to store the first set of one or more RRC messages or the second set of one or more RRC messages.

Abstract: Disclosed herein is a method of transmitting a reference signal for channel state change measurement and an apparatus therefor. The method includes receiving, from a transmitter, a first type reference signal of a first resource mapping pattern and a second type reference signal of a second resource mapping pattern. The receiver receives the first type reference signal under an assumption that the first type reference signal is associated with the second type reference signal, when a specific condition is satisfied.

Abstract: A network management function of a relay network may identify relay node support of multi-mobile terminal (MT) operation, and may coordinate configuration of multiple backhaul links supported by the relay node via the multi-MT functionality of the relay node. In some cases, a relay node may transmit MT capabilities to the management function over a first established backhaul link, and the management function may configure a second backhaul link using a second MT function of the relay node. In other cases, the relay node may autonomously establish multi-MT connectivity based on preconfigured parent-selection policies, and the network management function may identify the relay node is dual-connected to the network management function. In either case, the network management function may configure backhaul routes (e.g., backhaul links) and resource configuration across the redundant topology.

Abstract: Various aspects are provided for dynamic configuration of common uplink bursts. For example, the described apparatus and methods include receiving, at a user equipment (UE), an indicator of a length of a common uplink burst from a gNB, configuring the common uplink burst having the length as identified by the indicator, and transmitting, from the UE, the common uplink burst to the gNB.

Abstract: A range extension method and apparatus for highly directional beams are disclosed. In one aspect, a first network node that is suitable for supporting mmWave transmissions to a wireless device such as a UE may extend the range of at least one transmit beam to a UE by selecting a suitable repetition configuration that transmits repetition versions of an original signal. The first network node sends information about the repetition configuration to a second network node which can transmit a portion of the repetition configuration information to the UE using sub-6 GHz transmissions. The UE can configure a receive beam to receive mmWave communications from the first network node by using the portion of the repetition configuration information received from the second network node.

Abstract: Disclosed is an electronic device, including a housing, a first communication circuit disposed in the housing and configured to support omnidirectional wireless communication, a second communication circuit disposed in the housing and configured to support directional wireless communication using beamforming, a processor disposed in the housing and operatively coupled to the first communication circuit and the second communication circuit, and a memory disposed in the housing and operatively coupled to the processor.

Abstract: A base station used as a first base station in a wireless communication system including the first base station, a second base station that communicates with the first base station, and a user equipment that communicates with the first base station includes: a reception unit that receives a parameter used for generating a downlink physical data channel and data to be transmitted toward the user equipment from the second base station; a generating unit that generates the downlink physical data channel by performing processing of Layer 1 on the data using the parameter; and a transmission unit that transmits the generated downlink physical data channel.

Abstract: [Object] To be able to utilize radio resources more efficiently in the environment where a small cell is operated. [Solution] Provided is a communication control apparatus including: a communication unit configured to communicate with a radio communication apparatus being connected to a base station via a radio backhaul link and being connected to one or more terminals via an access link; and a control unit configured to, when a reception on the radio backhaul link and a transmission on the access link, or a reception on the access link and a transmission on the radio backhaul link are executed on an identical channel simultaneously in the radio communication apparatus, adjust a power ratio between a reception signal and a transmission signal in order to support the radio communication apparatus in removing self-interference due to a sneak of the transmission signal from the reception signal.

Abstract: According to one aspect of the present disclosure, a method of paging policy differentiation in a 5G telecommunications network is provided. A User Plane Function (UPF) receives downlink data for a target User Equipment (UE), and provides a data notification to a Session Management Function (SMF), the data notification comprising a Quality of Service (QoS) indicator, which the SMF uses to determine QoS Information (QoSI) that is sent to an Access Management Function (AMF). The AMF determines whether a paging policy selection should be performed by the AMF or by a Radio Access Node (RAN) that serves the target UE: if by the AMF, the AMF selects a paging policy based on the QoSI and sends a paging message to the RAN, which pages the UE; if by the RAN, the AMF provides paging policy information to the RAN, which selects a paging policy and pages the UE accordingly.

Abstract: Disclosed is a mechanism to help control which of multiple carriers a base station will serve a UE on—perhaps which carrier should be the UE's primary component carrier for carrier-aggregation service. The disclosed mechanism can apply in a scenario where a base station is configured to provide service on multiple carriers including at least a first carrier and a second carrier, and when the base station is serving one or more relays respectively on each carrier. In that scenario, the selection of a carrier on which the base station should serve a UE could be made based at least on a consideration of how many UEs are served in total by the one or more relays that the base station serves respectively on each carrier, such as by selecting the carrier having the fewest such relay-served UEs.

Abstract: A data processing system includes a unit which executes predetermined data processing by linking first and second apparatuses, a communication control unit which establishes and maintains a communication connection between the apparatuses even if the connection is not in a predetermined operation state capable of executing data processing, a pairing unit which causes the apparatuses to transition to a pairing state, and a control unit which, if the apparatuses' transition to the pairing state is not in a predetermined operation state, causes transition to the operation state by transmitting predetermined signals between the apparatuses via the communication control unit. The execution unit causes the apparatuses to transition to a pairing state, and then executes data processing by linking them. The communication control unit judges whether to establish a communication connection between the apparatuses by referencing pairing states between them, and of a combination with another first or second apparatus.

Abstract: A small cell device may communicate with a user device (e.g., a smartphone, a tablet computer, etc.) via a range extender device that extends the effective range of the small cell device to the user device. The small cell device, the range extender device, and the user device may communicate with one another using channels of a licensed spectrum (e.g., traditional LTE channels). The range extender device may determine channel conditions corresponding to an unlicensed spectrum (e.g., 5 Gigahertz (GHz) Spectrum) and communicate the channel conditions to the small cell device. Based on the channel conditions, the small cell device and the range extender device may select downlink-only channels of the unlicensed spectrum and cause the downlink capabilities of the channels of the unlicensed spectrum to be augmented by the downlink capabilities of the downlink-only channels of the unlicensed spectrum.

Abstract: Provided is a wireless relay device that determines whether or not the wireless relay device has to withdraw from a first wireless multi-hop network to which the wireless relay device itself belong, transmits, in a wireless multi-hop, a request for a connection that uses wireless communication in compliance with a first communication scheme between the wireless relay device and at least one wireless base station, to a wireless base station on the first wireless multi-hop network, according to a result of the determination that the wireless relay device withdraws from the first wireless multi-hop network, and allocates the wireless communication in compliance with the first communication scheme between the wireless relay device and the at least one wireless base station according to a control signal that is transmitted from the wireless base station on the first wireless multi-hop network.

Abstract: A node (100) of a wireless communication network manages sending of control information to a radio device (10). For a first frequency band, the control information indicates a first start position for transmission of a data channel. For a second frequency band, the control information indicates a second start position for transmission of the data channel. Based on the first start position and the second start position, the node (100) controls transmission of data on the data channel.

Abstract: A system (11) is configured to maintain a list of devices (1,9) associated with the system, wherein for each first device (1) of the list which uses a second device (9) of the list as a relay to the mobile communication network, the relation between the first device and the second device is recorded in the list and a security endpoint is recorded for the first device. The system is further configured to receive encrypted information from a device, determine from the list whether the device is used by a further device as a relay, forward the encrypted information to a security endpoint associated with the further device upon determining that the device is used by the further device as a relay and the security endpoint is not the system, and decrypt the encrypted information upon determining that the device is not used by a further device as a relay.

Abstract: A host includes persistent storage and a communication manager. The persistent storage stores an address conversion table. The communication manager obtains a multi-agent initiation request from an application. The communication manager also generates a network communication based on the multi-agent initiation request using the address conversion table. The communication manager also transmits the network communication to at least two other hosts.

Abstract: A header compression indicator may be used to enable header compression between a device and a gateway and between end devices in a network of constrained devices. The header compression indicator may be used to signal that header compression is in use, along with which context is to be used, and parameters thereof. The header compression indicator may also be used to trigger creation, update, retrieval, or deletion of a header compression context dynamically. A header context data format may be used to convey the encoding of header option information and corresponding data used in the management of the header compression contexts. Header compression contexts may be created, modified, queried, or deleted dynamically via existing messaging frameworks and operations, e.g., by appending a header compression indicator to existing standard messages.

Abstract: In one embodiment, a device in a network receives a path computation agent configured to determine a path in the network that satisfies an objective function. The device executes the path computation agent to update state information regarding the network maintained by the path computation agent. The device selects a neighbor of the device in the network to execute the path computation agent based on the updated state information regarding the network. The device instructs the selected neighbor to execute the path computation agent with the updated state information regarding the network. The device unloads the path computation agent from the device after selecting the neighbor of the device to execute the path computation agent.

Abstract: The present disclosure relates to an electronic apparatus for wireless communication and a wireless communication method. According to one embodiment, an electronic apparatus for wireless communication comprises a processing circuit. The processing circuit is configured to: where a user equipment obtains, via a current relay device, a communication service from a current cell, acquire information about a candidate link, wherein the candidate link comprises a cellular link to another cell and a relay link passing through another relay device. The processing circuit is also configured to select, based on the information, a communication link to be applied to the user equipment from the candidate link.

Abstract: This disclosure relates to implementations to support UE-specific search space (UESS) for wide coverage enhancement (WCE). One implementation relates to an apparatus of a user equipment (UE) comprising: an interface configured to receive configuration information of a UE specific Search Space (UESS) and a common search space (CSS) for enhanced Physical Downlink Control Channel (ePDCCH) from a radio-frequency (RF) circuitry; and a processor configured to monitor the UESS and the CSS for ePDCCH transmission; wherein the interface and/or the processor is adaptable to support a wideband coverage enhancement (WCE).

Abstract: Provided are a base station apparatus, a terminal apparatus, and a communication method, in a case that uplink data transmission based on orthogonal multiple access and uplink data transmission based on non-orthogonal multiple access coexist in a cell in which many terminal apparatuses present, capable of maintaining a prescribed communication quality for the uplink data. The base station apparatus for communicating with a terminal apparatus configured to support contention based access and non-contention based access transmits, in a case that an uplink data channel received in a non-contention based manner occurs in a subframe including the contention based access region, a contention based transmission configuration change notification with respect to a subframe configured to receive the uplink data channel.

Abstract: Embodiments of the present disclosure disclose a data communication method and apparatus. The data communication method includes: when receiving a PPDU, obtaining, by a network node, a BSS identifier in the PPDU; if the BSS identifier in the PPDU is different from a first BSS identifier, and the BSS identifier in the PPDU is the same as a second BSS identifier, determining whether the PPDU meets a preset spatial reuse condition, where the first BSS identifier is an identifier of a first BSS to which the network node belongs, the second BSS identifier is an identifier of an extended BSS to which a target relay belongs, and the target relay and the network node belong to the first BSS; and if the PPDU meets the preset spatial reuse condition, contending for an access channel, and communicating with a station other than the target relay in the first BSS.

Abstract: The present invention relates to a method in a cellular communication system, for avoiding errors in a HARQ process, wherein an NDI flag is used both for indicating either semi-persistent scheduling, SPS activation or SPS retransmissions, and also for indicating, by toggling of the flag, a new transmission in dynamic scheduling mode. The method comprises the steps of receiving, in a scheduling message, an indication that dynamically scheduled transmission will take place; if a semi persistent resource has occurred for the same HARQ process since a previously received indication for dynamically scheduled transmission, then considering the NDI flag to be toggled regardless of the value of the NDI flag. Thus, if the condition is fulfilled, a UE will always regard the NDI flag as indicating or requesting a new data transmission.

Abstract: An active repeater device includes a primary sector and one or more secondary sectors, receives a first beam of input RF signals. A first set of analog baseband signals, are generated based on received first beam of input RF signals. The first set of analog baseband signals are converted to a first set of coded data signals and control information is extracted from the first set of coded data signals by decoding only a header portion of the first set of coded data signals without demodulation of data portion of the first set of coded data signals. Based on the extracted control information, the first set of coded data signals are transmitted as beams of output RF signals to remote user equipment. The transmission is independent of demodulation of the data portion within the active repeater device to reduce latency for transmission of the first set of coded data signals.

Abstract: Methods, systems, and apparatus are described relating to wireless communications. A wireless device may determine a received signal in a first orthogonal frequency division multiplexing (OFDM) symbol. A first signal corresponding to a first base station may be generated based on demodulating, descrambling, and decoding signals received on subcarriers in the first OFDM symbol. A processed first signal may be generated based on encoding, scrambling, modulating, and scaling the first signal. A second signal corresponding to a second base station may be generated based on subtracting the processed first signal from the received signal. The second signal may be used by the wireless device to determine system parameters associated with the second base station.