1783 results about "Repeater" patented technology

The invention discloses a large-scale unmanned aerial vehicle marshalling method for an emergency fire rescue task, and the method comprises the steps: carrying out the clustering analysis of task points of a rescue region through an FCM algorithm, determining the membership degree of a flight task, and generating a task region; on the basis of real-time environment change of a fire scene, a dynamic membership updating task allocation state is realized through a visual detection algorithm of fusing a convolutional neural network with an FCM; meanwhile, through 3DT route planning optimization based on the laser radar technology, a 3D model recombination map model is established, linear optimization is carried out by introducing time parameters, and optimal path planning is provided for the unmanned aerial vehicle in real time. In the rescue process, data are automatically transmitted in a segmented mode through the slicing technology of the 5G network, an autonomous Mesh centerless network topology structure is implemented when signals are intense, real-time signal optimization is conducted through a repeater of the high-altitude unmanned aerial vehicle, and high efficiency and flexibility of rescue are ensured.

There is provided a method performed by a network node for configuring dynamic behavior of a spatial filter of a repeater node. The method comprises configuring the repeater node with one or more higher layer parameters. The one or more higher layer parameters define one or more beam time states. The method further comprises sending a dynamic indication to the repeater node indicating a beam and an associated beam time state. There is further provided a method performed by a repeater node. The method comprises receiving signaling, from a network node, configuring the repeater node with one or more higher layer parameters. The one or more higher layer parameters define one or more beam time states. The method further comprises receiving, from the network node, a dynamic indication indicating a beam and an associated beam time state.

This repeater comprises: a reception unit that receives a plurality of beams from a base station; and a control unit that determines a terminal-oriented beam on the basis of beam information of the base station included in a received beam and associated with each of the plurality of beams.

A computer implemented method performed in a network node (120), the method comprising configuring an advanced antenna system, AAS, of the network node (120) to generate a relay antenna beam associated with transmission to and from a repeater node (150) of the network node (120), the method further comprising generating at least two different first synchronization signals, and transmitting the at least two different first synchronization signals via the relay antenna beam towards the repeater node (150).

A communication method using a relay apparatus in a mobile communication system includes relaying, by a repeater included in the relay apparatus, a radio signal having a predetermined frequency and transmitted between a network node and a user equipment, and controlling, by a control terminal included in the relay apparatus, the repeater by performing wireless communication with the network node. The control terminal is configured with multiple serving cells including a cell corresponding to the predetermined frequency by the network node.

A repeater device for New Radio (NR) communication, includes a baseband processor that establishes a communication link with a base station and decodes control information that is received from the base station through a control channel. The baseband processor further aligns a timing reference of the repeater device with that of an NR cell frame for an uplink or a downlink time division duplex (TDD) switching, based on the decoded control information. The baseband processor further selects and forms one or more donor beams of RF signals at a donor side of the repeater device and one or more service beams of RF signals at a service side of the repeater device, based on the decoded control information and the aligned timing reference with that of the NR cell frame for the uplink or the downlink TDD switching for communication in an NR frequency band.

A computer implemented method performed in a network node (120), the method comprising configuring an advanced antenna system, AAS, of the network node (120) to generate a relay antenna beam associated with transmission to and from a repeater node (150) of the network node (120), wherein configuring the AAS of the network node (120) comprises receiving information related to the repeater node (150), determining a configuration of the relay antenna beam associated with transmission to and from the repeater node (150) of the network node (120) based on the information, and storing the configuration of the relay antenna beam together with its associated repeater node (150).

The invention discloses a time delay compensation control method and system for two-way communication of a repeater, particularly relates to the technical field of repeaters, and is used for solving the problem of signal time delay distortion caused by polarization mode dispersion in an optical fiber link. By using polynomial fitting and a frequency domain interpolation algorithm and combining a polarization state time delay spectrum chaos degree index and a phase high-order dynamic variable rate index, the complexity of the model is dynamically adjusted, an accurate nonlinear time delay model is generated, and the defect of nonlinear time delay modeling in a traditional method is overcome; the time delay compensation amount is reversely calculated based on the model and mapped into a phase predistortion parameter, a full-band time delay gradient compensation matrix is formed, and the time delay dispersion effect in an optical fiber link is effectively compensated through phase predistortion; therefore, the flattening correction of the broadband signal time delay is realized, the demodulation performance of the receiving end signal is improved, the communication quality of the repeater in a high-frequency and large-bandwidth scene is ensured, and the high-precision service requirement is met.

A method performed by a network node in a wireless network is provided for configuring periodic behavior of a repeater beam of a repeater node. The method comprises indicating, to the repeater node, a beam to use and indicating, to the repeater node, a beam time-domain state associated with the indicated beam. There is further provided a method in a repeater node. The method comprises receiving an indication, from the network node, of a beam to use and receiving an indication, from the network node, of a beam time-domain state associated with the indicated beam.

The invention discloses a complex environment information collection method based on a sensor network, and relates to the technical field of information processing, and the method comprises the steps: collecting multi-dimensional geological data in real time, constructing a multilayer coupling model, and calculating a signal transmission path and path loss between sensor nodes; when a plurality of geological data meet at the relay node, opportunistic aggregation is carried out to form an aggregated data packet; dynamically adjusting a data compression strategy according to the current network bandwidth and the environment state based on the aggregated data packet and the signal transmission path to obtain a compressed data packet; constructing a panoramic model of an underground environment by using the decompressed geological data and combining geological changes and historical data monitored in real time, and predicting a future geological trend; through opportunistic data aggregation and a dynamic compression strategy, the data packet can be efficiently compressed according to the current network bandwidth and the environment state, so that the waste of the bandwidth is avoided, and the integrity of key data is ensured.

A repeater, includes: a mobile termination configured to perform random access; and a forwarding entity which is in an off state when the mobile termination of the repeater transmits a random access preamble.

A communication system that can control smart repeaters includes: a base station that is applied to a fifth-generation wireless access system; and a smart repeater having a beamforming function and performing relay processing between the base station and a communication terminal or between a communication terminal connected to the base station and another communication terminal. The base station transmits information related to a beam used in the relay processing to the smart repeater, and the smart repeater forms a beam based on the information related to the beam received from the base station and performs the relay processing.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Specifically, the disclosure related to method and apparatus for receiving and transmitting information. A method performed by a network controlled repeater (NCR) in a wireless communication system. The method includes receiving, by an NCR mobile terminal (NCR-MT) from a base station, control information. Further, the method includes determining a first resource based on the control information. Further, the method includes receiving, by the NCR-MT from the base station, a downlink signal on the first resource. Further, the method includes transmitting, by an NCR-amplifier to a user equipment (UE), the downlink signal on a second resource which is delayed in time domain from the first resource.

An operation method of a repeater relaying wireless communications between a base station and at least one terminal in a communication system may include: transmitting, to the base station, a first capability report including information on beam-related capability supported by the repeater; transmitting, to the base station, a first request signal for requesting to perform first configuration for coverage extension of the repeater; receiving, from the base station, information on the first configuration configured based on the first capability report and the first request signal; and relaying the wireless communications between the base station and the at least one terminal based on one or more beams formed based on the received first configuration.

Apparatus, methods, and computer-readable media for facilitating multiplexing of uplink signals at a repeater are disclosed herein. An example, a method for wireless communication at a repeater, includes obtaining a first uplink signal associated with a UE. The example method also includes providing a first uplink communication including the first uplink signal multiplexed with a second uplink signal, the second uplink signal being associated with an MT component of the repeater. Additionally, the example method includes obtaining a multiplexing configuration based in part on at least one of a phase distortion and a power mismatch associated with the first uplink communication. The example method also includes providing a second uplink communication based in part on the multiplexing configuration, the second uplink communication including a third uplink signal multiplexed with a fourth uplink signal.

The invention discloses a ship-shore safety connection system with efficient communication and safety protection, and particularly relates to the technical field of electric power and data connection of ships and shore bases, which comprises a medium-voltage composite optical fiber shore power cable, a dual-system electrical transmission system, a third-party linkage control center and a layered insulation monitoring module, the medium-voltage composite optical fiber shore power cable adopts a double-layer anti-torsion protective sleeve and an anti-electrostatic shielding layer, a double-system electrical transmission system is integrated with a broadband voltage self-adaptive module and a high-speed optical fiber communication repeater, the system realizes ship-shore potential difference monitoring and redundancy switching through a three-way data link, and a layered insulation monitoring module is used for positioning a fault point in real time. Besides, an environment reinforcing assembly, a multi-stage early warning mechanism and a communication line self-healing function are further arranged, the problems that a traditional system is poor in compatibility, low in communication efficiency and insufficient in safety protection are solved, and the system is suitable for efficient and safe connection between the ship and the shore base.

Method and apparatus are provided for forwarding control information. In one novel aspect, a base station (BS) transmits a configuration of a forwarding resource to a repeater. The configuration includes a time domain occasion information and a spatial setting. The repeater receives the configuration of the forwarding resource. Then, the BS transmits a signal to the repeater, and the repeater forwards the signal to a user equipment (UE) based on the forwarding resource.

The invention provides a test method and a test system for a digital optical fiber repeater, an external signal source is not needed, the resource occupation is low, and the independent test of each part of the digital optical fiber repeater is supported, the test method comprises the following steps: a waveform data packet is pre-stored, and the waveform data packet comprises waveform data intercepted from a standard test signal; in response to the test instruction, performing signal reconstruction based on a pre-stored waveform data packet, and generating a test waveform conforming to a communication standard; outputting the test waveform to a radio frequency hardware link of the digital optical fiber repeater, processing the test waveform through the radio frequency hardware link, converting the test waveform into a testable radio frequency signal, and outputting the testable radio frequency signal; and demodulating the output radio frequency signal through the test equipment, and carrying out radio frequency parameter calibration.

Aspects relate to exchanging beam-related information for a repeater device. A network access node may configure a repeater device to transmit multiple synchronization signal blocks using different beams. The network access node may determine the number of beams that the repeater device can use for its operations. A repeater device may indicate how many beams the repeater device supports, how many antenna arrays it has, and a mapping of beam indices to antenna array indices. A repeater device may indicate which beam pairs cannot be used for simultaneous transmission and / or reception and / or which beam groups can be used for simultaneous transmission and / or reception. A network access node may determine which beam pairs the repeater device cannot use for simultaneous transmission and / or reception and / or which beam groups the repeater device can use for simultaneous transmission and / or reception based on signal measurements and / or beam configuration feedback from the repeater device.

Methods, systems, and devices for wireless communications are described. A first device may identify first sidelink communication timing of a first UE and a second sidelink communication timing of a second UE. The first UE and the second UE may be in communication with the first device. The first device may determine a sidelink timing offset to be used by the first device in repeating a sidelink message between the first UE and the second UE. The first device may determine the sidelink timing offset based at on the first sidelink communication timing and the second sidelink communication timing. The first device may repeat the sidelink message between the first UE and the second UE in accordance with the sidelink timing offset.

Embodiments of this disclosure provide an information transmitting method, an information receiving method, a repeater and a network device. The information receiving method includes: receiving by a repeater first indication information for indicating an access link beam, the first indication information including an information field for indicating a beam on an access link and an information field for indicating a time resource; and performing forwarding by using a first backhaul link beam on a first time resource, and / or performing forwarding by using a second backhaul link beam on a second time resource, and / or performing forwarding by using a third backhaul link beam on a third time resource, and / or not performing forwarding on a fourth time resource, by the repeater.

An operation method of a repeater performing relaying between a base station and a first terminal in a communication system may comprise: receiving one or more signals from at least one of the base station and the first terminal; performing monitoring on the one or more signals in a time interval for which a transmission direction is not determined by the base station; and determining the transmission direction of the time interval based on a result of the monitoring, wherein the one or more signals include at least one of a first signal received from the base station or a second signal received from the first terminal.

Embodiments of this disclosure provide a forwarding control method, an information transmission method, a repeater and a network device. The repeater includes: a mobile termination configured to perform beam failure detection; and a forwarding entity configured to be turned off / not to perform forwarding in case of beam failure.

The invention relates to the field of routers, in particular to a combined router with signal expansion, which comprises a mounting plate, a connecting seat and four partition plates are fixedly mounted on the upper surface of the mounting plate, and the connecting seat and the four partition plates divide the top space of the mounting plate into a first placement cavity and three second placement cavities. A router body is fixedly mounted in the first placement cavity, supporting plates are fixedly connected to the interiors of the three second placement cavities, repeaters are arranged on the upper surfaces of the three supporting plates, connecting plugs are arranged on the four repeaters, and through cooperation of sliding blocks, first sliding grooves and self-locking mechanisms, a router body is fixedly mounted in the first placement cavity, and the supporting plates are fixedly connected to the interiors of the three second placement cavities; when the repeater is pushed to slide towards the direction of the connecting seat, the inclined surface of the inclined groove on the sliding block pushes the limiting rod to automatically retract, manual lifting operation is not needed, single-hand pushing installation of the repeater is achieved, after the repeater is in place, the limiting rod is inserted into the limiting hole under the action of the first spring, automatic locking is completed, and therefore the installation efficiency is remarkably improved.

Apparatuses and methods for beam management for repeaters. A method for a network-controlled repeater (NCR) includes receiving, by an NCR mobile termination (NCR-MT) entity, first information for a list of spatial domain filters for an access link of an NCR forwarding (NCR-Fwd) entity, second information for a set of spatial relations corresponding to reference signals (RS) for transmission or reception on a control link (C-link) of the NCR-MT entity, and third information indicating an uplink (UL) or downlink (DL) direction for each time domain resource. The method further includes determining an UL time domain resource, a first spatial domain filter, and a second spatial domain filter based on the second information. The method further includes receiving, by the NCR-Fwd entity, a radio frequency (RF) signal on the access link using the first spatial domain filter and transmitting the RF signal on a backhaul link using the second spatial domain filter.

A system for 5G radio access networks, that enables smart RF signal repeater devices to perform many of the functions of a 5G base station to extend millimeter wave coverage for 5G communication networks while reducing costs, increasing versatility and optimizing coverage for user devices (UEs). The devices may include outdoor network repeaters and indoor subscriber repeaters, and other mmWave network transmitter devices in a mmWave network. Different types of 5G wireless communication networks may be employed including Open Radio Access Network (O-RAN), and Next Gen Radio Access Network (NG-RAN).

Methods, systems, and devices for wireless communication are described. The network control relay may send a capability indication of the wireless device to a network entity. The capability indication of the wireless device may indicate a latency associated with processing the communication. The network entity may send an indication of a plurality of monitoring occasions during a discontinuous reception mode of the wireless device and a set of parameters associated with the plurality of monitoring occasions. Each monitoring occasion of the plurality of monitoring occasions may be associated with at least one of a different periodicity, length, or offset. The wireless device may periodically monitor the communications according to the plurality of monitoring opportunities.

A control method for a network-controlled repeater includes: determining that the repeater transmits a physical random access channel to the base station, in which the physical random access channel is configured to recover a control link between the repeater and the base station; and causing the repeater to cease forwarding a signal between the base station and a user equipment. Causing the repeater to cease forwarding the signal may include causing the repeater to cease forwarding the signal between the base station and the user equipment on all carrier components or selected carrier components.

A method for controlling a smart repeater, performed by a smart repeater, includes: receiving time-division duplex (TDD) configuration information transmitted by a network device, in which the configuration information is used for indicating at least one of a receiving behavior or a transmitting behavior of the smart repeater for at least one of a first signal or a second signal at a specific time.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The disclosure provides a method and a device for receiving and transmitting information. Specifically, method and device according to the present disclosure discloses a method performed by a repeater in a wireless communication network, which comprises: receiving reference signal information from a base station; and receiving signal and / or forwarding signal in time domain resources related to at least one of the reference signals, wherein at least one of the reference signals is related to the reference signal information. Further disclosed a method performed by a repeater in a wireless communication network, which comprises: receiving time domain resource information from a base station; and receiving signal and / or forwarding signal in at least one of the time domain resources, wherein at least one of the time domain resources is related to the time domain resource information.