212results about "Radio relay systems" patented technology

A relay device includes: communication circuitry; and processor circuitry coupled to the communication circuitry, the processor circuitry being configured to perform processing including: first communication processing to receive a plurality of signals from a first wireless communication device via the communication circuitry; communication control processing to allocate, to each of the plurality of signals received by the first communication processing, a corresponding transmission timing and beam used for wireless communication; and second communication processing to transmit each signal to a second wireless communication device via the communication circuitry by using the beam allocated by the communication control processing, at the transmission timing allocated by the communication control processing, wherein the communication control processing includes receiving first information that includes a beam index indicating the beam.

According to the present invention, a communication environment with an external communication device or an Internet line is provided to an underwater device existing in an underwater area, and position information or information used for calculating position information is provided to an underwater object. 【Solution means】In a communication system, a general control system includes a system information acquisition unit that acquires information regarding an underwater communication system that provides an environment capable of communicating with an Internet line or the like to an underwater object existing in water, at least one unmanned boat that is capable of navigating on the water and is provided with a communication unit capable of communicating with at least one of the underwater object and the underwater communication system, a communication path determination unit that determines a relay communication path of a communication line for relaying the underwater object to the Internet line using the unmanned boat and the underwater communication system based on the information acquired by the system information acquisition unit, and an unmanned boat control command determination unit that determines a control command for the unmanned boat for configuring the relay communication path based on the determined relay communication path.

A network entity for a wireless communication network is described. The network entity has a plurality of antennas or an antenna array including a plurality of antenna elements. The network entity is configured to control the plurality of antennas or the antenna array to form a plurality of beams and to concurrently transmit and receive on the plurality of beams, the plurality of beams including at least a first beam and a second beam. The network entity is a first network entity configured to communicate with one or more second network entities of the wireless communication network. The network entity is configured to sense a surrounding of the network entity using a reflection of a radio signal. The network entity is configured to transmit the radio signal on the first beam which is directed into a first direction. The network entity is configured to direct the second beam into a second direction, the second direction pointing towards a reflector, the reflector receiving from the surrounding the reflection of the radio signal and directing the reflection of the radio signal towards the network entity. The first direction into which the first beam is directed is different from the second direction into which the second beam is directed.

Aspects of the present disclosure relate to a network control repeater (NCR) that receives, from a base station, a first signaling indicating a receive beam and a first reference signal. The NCR receives a second reference signal from an interfering communication device, such as an interfering base station or user equipment (UE). The NCR performs a channel measurement on the first reference signal in a case where the receive beam is applied, and performs an interference measurement on the second reference signal in a case where the receive beam is applied. The NCR determines a signal strength comparison based on the channel measurement and the interference measurement and sends a second signaling to the base station as a report of the signal strength comparison.

A computing device (e.g., a repeater) may communicate between a base station and a wireless device. Different channels (or bands, carriers) may be used for a control link and a data link between the computing device and the base station. A default parameter may be used for the data link. Based on receiving a control message indicating a specific parameter, the computing device may use the specific parameter for the data link.

A control device according to the present disclosure is provided with a control unit. The control unit virtually generates a communication environment for communication conducted between a first communication device and a second communication device via a third communication device. The control unit determines control information, for controlling the third communication device, on the basis of the virtual communication environment. The control unit transmits the control information to the third communication device.

A communication device includes a master component and a plurality of slave components. The master component comprises an antenna. The plurality of slave components comprises a first antenna, a second antenna, and a frequency converter. The first antenna communicates with an external device by a beamforming operation on a first carrier frequency, and receives first signals from the external device. The second antenna communicates with the antenna of the master component by the beamforming operation on a second carrier frequency, and receives second signals from the master component. The frequency converter converts the first signals received through the second antenna from the second carrier frequency of the external device into the first carrier frequency of the first master component and converts the second signals received through the first antenna from the first carrier frequency of the first master component into the second carrier frequency of the external device.

There is disclosed a relay device, the relay device being arranged to cooperate with a Configurator according to a configuration protocol that enables to configure wireless networks and at least one wireless communication device to associate with a wireless network, the configuration protocol using the wired and / or wireless network connection, the relay device being arranged to communicate with the at least one wireless communication device, via a transceiver, according to a wireless communication protocol, the relay device comprising a processor arranged-to provide to the Configurator, via the configuration connection an indication of a configuration of the transceiver. A Configurator device may receive the indication of the configuration and perform, based on the indication and information concerning an Enrollee device, one or both of a selection of a suitable relay or issuing a command to the relay device to change the configuration of the transceiver.

The invention provides a radio frequency isolation module and a communication system, which can support output of multi-band signals, have isolation capability, prevent reflected signals from influencing a power amplification circuit or a power amplification module, and have lower insertion loss and reduce intermodulation distortion. The radio frequency isolation module can comprise a shunt circuit, an isolation circuit and a combination circuit. The isolation circuit comprises at least one isolation branch. The shunt circuit comprises an input end and N output ends; the N output ends are in one-to-one correspondence with the N frequency bands, one output end is coupled with one isolation branch, and each output end is used for outputting a signal of the corresponding frequency band to the coupled isolation branch; and each isolation branch is used for transmitting a signal provided by one output end of the coupled shunt circuit to the combining circuit and preventing a signal generated at the combining circuit from being transmitted to the coupled input end of the isolation branch. The combining circuit is used for being coupled with an antenna and combining signals transmitted by all the isolation branches in the isolation circuit.

This application relates to a microwave apparatus, including a bracket, and a Luneberg lens antenna and a radio frequency module that are fastened to the bracket. The radio frequency module includes a waveguide assembly, at least two fixing parts are disposed on the bracket, and the waveguide assembly is installed at any one of the fixing parts and can be switched between different fixing parts. When waveguide assemblies are located on different fixing parts, the waveguide assemblies all extend in a direction close to a geometric center of the Luneberg lens antenna, and distances between the waveguide assemblies and the Luneberg lens antenna are all within a preset first range. The radio frequency module implements receiving and sending functions of a radio frequency signal by using a path formed by the waveguide assembly and the Luneberg lens antenna. In this application, because a plurality of fixing parts are disposed on the microwave apparatus, the radio frequency module can adjust a radio frequency direction. In addition, because the distance between the waveguide assembly and the geometric center of the Luneberg lens antenna is within the first range, it can be ensured that the radio frequency module works reliably on any fixing part. This application further relates to a microwave communication site equipped with the foregoing microwave apparatus.

In a method of identifying a metric associated with a business, a computer system associated with the business recognizes a first user associated with a first communication device and a second user associated with a second communication device, wherein the first user is recognized as an employee of the business and the second user is recognized as an employee of the business. The computer system observes signals in between the first communication device and the second communication device, wherein at least a portion of the communication is an audible communication. The computer system identifies a metric based on the signals in the communication between the first communication device and the second communication device. The metric is then made available for decision making purposes.

A control device according to the present disclosure is provided with a control unit. The control unit virtually generates a communication environment for communication conducted between a first communication device and a second communication device via a third communication device. The control unit determines control information, for controlling the third communication device, on the basis of the virtual communication environment. The control unit transmits the control information to the third communication device.

A method, ambient powered (AMP) device and station for beam selection protocols for tags are disclosed. According to one aspect, a method in an AMP device includes: collecting energy from a radio frequency (RF) energizing beam received from a first sector; receiving a beam identification message identifying a first sector from which the RF energizing beam is received; when a threshold amount of energy is collected, activating signaling circuitry configured to transmit a modulated signal for a first period of time; modulating a signal by the signaling circuitry with information to identify the first sector and indicate a performance associated with the RF energizing beam; and transmitting the modulated signal.

A computing device (e.g., a repeater) may communicate between a base station and a wireless device. Different channels (or bands, carriers) may be used for a control link and a data link between the computing device and the base station. A default parameter may be used for the data link. Based on receiving a control message indicating a specific parameter, the computing device may use the specific parameter for the data link.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a network entity may receive, from a relay node via a radio access link, information indicating a link layer identifier of the relay node associated with a relay service, wherein the relay node is associated with a radio access identifier. The network entity may configure a relay service with the relay node and a remote node using a mapping between the radio access identifier and the link layer identifier. Numerous other aspects are described.

[Problem] The present invention makes it possible to provide, to an underwater apparatus located in an underwater area, an environment for communicating with an external communication apparatus or Internet connection. [Solution] The present invention is a communication system comprising: an information acquisition unit that acquires information relating to an underwater communication system for providing, to an underwater object located underwater, an environment in which a communication connection to an Internet connection or the like is possible; at least one unmanned watercraft that is capable of navigating on the water surface and is provided with a communication unit capable of communicating with the underwater object and / or the underwater communication system; a communication path determination unit that determines, on the basis of the information acquired by the information acquisition unit, a relay communication path for a communication line for establishing a relay connection between the underwater object and the Internet connection by using the unmanned watercraft and the underwater communication system; and an unmanned watercraft command determination unit that determines, on the basis of the determined relay communication path, an unmanned watercraft control command for configuring the relay communication path.

Disclosed are techniques for reconfigurable intelligent surface (RIS) -assisted sensing in the presence of RIS sidelobes. In an aspect, a method of wireless sensing comprises sending a first sensing signal to a RIS configured to have a first main lobe reflection angle and a first sidelobe reflection angle, detecting a first multipath reflection of the first sensing signal, sending a second sensing signal to the RIS configured to have a second main lobe reflection angle that is the same angle as the first sidelobe reflection angle, detecting a second multipath reflection of the second sensing signal, and identifying one path of the first multipath reflection as a sidelobe path to be ignored during sensing operations, based on a received power of a corresponding path of the second multipath reflection, e.g., the sidelobe path of the first sensing operation will have higher power during the second sensing operation.

A method for mitigating the effect of a localized jamming attack on a secure, tactical wireless network implements a dynamic relay assignment ("DRA") approach, whereby nodes are dynamically assigned to relay communications to "disadvantaged" nodes that are subject to the attack, the relay nodes being selected based on their communication reliability and their proximity to the disadvantaged nodes. In embodiments, the nodes share with each other performance statistics and, in embodiments, measured local noise levels. In various embodiments, each node provides data to a "strategy optimizer" which then dynamically makes relay assignments. In Link- 16 embodiments support for a "DRA" relay mode is added, and the communication protocol is extended to support the required exchange of communication quality and local noise information via PPLI messages.

To provide a power relay (10) to be controlled by the presence of volatile organic compounds often emitted by the release of gases from electronic components during overheating and fault conditions.SOLUTION: A relay housing (12) accommodates a standard power relay (22) ranging from a single-pole, single-throw (SPST) to a multi-pole, twin-throw relays in accordance with an usage. A micro-VOC integrated circuit (24) is arranged in the housing (12) and is made to be accessible to surrounding air through a port (14) on the side of a relay (10). The air quality is such that a system properly monitors a fault event and sampled periodically or continuously as required to latch the relay mechanism (22) open and interrupt the flow of electrical energy on a downstream circuit.SELECTED DRAWING: Figure 2

Disclosed is a method comprising receiving, by a repeater, access link information from an access point over a backhaul link, wherein the access link information comprises received power of one or more reference signals, or an 5 indication of a spatial filter for an access link; and obtaining, by the repeater, based at least partly on the access link information, at least one spatial filter pair for the backhaul link and the access link.

A relay device configured to cooperate with a configurator according to a configuration protocol that enables setting a wireless network and at least one wireless communication device to be associated with the wireless network is disclosed. The configuration protocol uses a wired and / or wireless network connection, and the relay device is configured to communicate with at least one wireless communication device via a transceiver according to a wireless communication protocol. The relay device has a processor configured to provide an indication of the setting of the transceiver to the configurator via a setting connection. The configurator device receives the indication of the setting and performs one or both of issuing commands to the relay device to select an appropriate relay and modify the setting of the transceiver based on the indication and information regarding the enrollee device.

A reflection direction control method includes an arrival direction estimation step of estimating an arrival direction of radio waves transmitted by a wireless terminal to one or more reflection units each including a plurality of reflection elements capable of dynamically changing phase characteristics when the radio wave is reflected, a phase control step of controlling a phase of a radio wave reflected by each of the plurality of reflection elements so that the reflection unit reflects, in a predetermined direction, the radio wave transmitted from the estimated arrival direction, and a switching step of switching between an antenna mode in which the reflection unit is caused to receive the radio wave of which the arrival direction is estimated and a reflection mode in which the reflection unit is caused to reflect the radio wave.

In an aspect, a first network entity may perform a forwarding timing advance procedure. To perform the forwarding timing advance procedure, the first network entity may determine a first time for receiving a transmission from a second network entity based on forwarding timing advance information, where the forwarding timing advance information is based on an internal delay of the first network entity, and where a target of the transmission is a third network entity. The first network entity may receive the transmission from the second network entity at the first time. The first network entity may forward the transmission to the third network entity at a second time.

The utility model provides a wireless signal gain device. The wireless signal gain device comprises a signal receiving circuit, a signal driving circuit, a signal strength detection circuit, a signal amplifying circuit and a signal transmitting circuit, the signal driving circuit is connected with the signal receiving module; the signal intensity detection circuit is connected with the signal driving circuit; the signal amplification circuit is connected with the signal intensity detection circuit; the signal amplification circuit is provided with a self-adaptive gain circuit; and the signal transmitting circuit is connected with the signal amplifying circuit and is provided with a multi-element antenna array. The wireless signal gain device can automatically adjust the gain according to the actual signal strength, avoids the phenomenon of excessive increase or insufficient increase of the signal, reduces the generation of noise and interference, improves the signal quality, is simple in structure, is easy to implement, and is suitable for popularization and application. The problems that a wireless signal gain device in the prior art is poor in long-distance transmission effect and cannot automatically adjust the gain are solved.

Radio Wave Relay Device This description relates to a relay device (300) comprising at least one antenna (100) with a transmitting or reflecting array including a transmitting array (103) or reflector and a primary source (101), said at least one antenna (100) being configured to receive an electromagnetic wave from a remote antenna (301) and retransmit the electromagnetic wave to an external medium. Figure for the abbreviation: Fig. 3

The invention provides a method and a system for improving access capacity of a data relay satellite network with strong guarantee of user satellite service quality. The method and the system mainly solve the problem that the user satellite service quality and the access capacity of the data relay satellite network are difficult to consider at the same time in the prior art. According to the implementation scheme, under a shortest distance association strategy, a transmission capacity Markov chain is constructed from the perspective of a transmission distance; storage, calculation and transmission processes are depicted into basic elements of a queue, a cascade queue system is constructed, business arrival, calculation and transmission processes of the cascade queue system are mapped to a yoke domain, a business arrival yoke, a processing service yoke and a transmission service yoke are obtained, and then a user satellite service quality boundary is calculated according to the business arrival yoke, the processing service yoke and the transmission service yoke. And calculating the upper bound of the access capacity meeting the stable condition of the system by using the monotonicity of the boundary, and determining the access capacity under the guarantee of the user satellite service quality in the range of the upper bound. According to the method, the service quality can be strongly guaranteed by using the service quality boundary, the access capacity under the service quality guarantee of the user satellite can be effectively improved by improving the service quality boundary, and the method can be used for the storage, calculation and transmission fusion data relay satellite network.

A disaster-resistant network system consisting of a base station, a fleet of unmanned aerial vehicles each with a reconfigurable intelligent surface, and a controller, the controller being configured to adjust the reflection phase and amplitude of each element to direct incoming radio signals to target receivers and to decode navigation commands from the radio signals to control the propulsion for positioning the unmanned aerial vehicles to maintain coverage.

Technology is disclosed for an access point (AP), comprising a processing device. The processing device may be operable to receive, at the AP from a different AP, a first wireless signal at a first frequency. The processing device may be operable to convert, at the AP, the first wireless signal at the first frequency to a second wireless signal at a second frequency, wherein the second frequency is higher than the first frequency. The processing device may be operable to send, from the AP for transmission to a station (STA), the second wireless signal at the second frequency.