A method (1100) for configuring a RIS (106), wherein the RIS comprises a plurality of configurable reflectors (120). The method includes obtaining (s1102) a first set of CQM values (e.g., SNR, RSRP, etc.), wherein the first set of COM values is associated with at least a first particular configurable reflector of the RIS, and further wherein each CQM value included in the set is associated with a reflector configuration. The method also includes, based on the obtained first set of CQM values, selecting (s1104) a reflector configuration. The method further includes configuring (s1106) at least the first particular configurable reflector based on the selected reflector configuration. In one embodiments, the method is performed by the RIS and the step of obtaining the CQM values comprises obtaining the CQM values from a network node. In another embodiment, the method is performed by a network node (102, 104, 190) and the step of configuring the first particular configurable reflector comprises transmitting a control message for the RIS, wherein the control message indicates the reflector configuration.

A wireless relay device includes: a communication unit that receives signaling including control information related to a relay function from a base station; a control unit that controls the relay function based on the control information; and a relay unit that executes the relay function of receiving a first signal from the base station, transmitting the first signal to a terminal, receiving a second signal from the terminal, and transmitting the second signal to the base station, in which the control unit enables or disables transmission and reception of the first signal and transmission and reception of the second signal based on the control information.

A real-time radio intelligent controller (RIC) executes in parallel with one or more virtual radio access network functions to provide real-time analytics and control of the virtual radio access network functions. At least a first processor core is configured to execute a radio network virtual function. The radio network virtual function is configured with a codelet to output selected operational data to a first stream associated with a first stream ID and receive control information from a control stream associated with a second stream ID. At least a second processor core is configured to execute the real-time RIC isolated from the at least the first processor core. The real-time RIC includes one or more dynamically loaded programs configured to: access the first stream; perform processing on the operational data; and write commands for the radio network virtual function to the control stream.

A signal transmission method, an information indication method, and a related device are provided. The signal transmission method includes: obtaining operating parameter indication information of a second device; and transmitting/receiving a first signal to/from a third device based on the operating parameter indication information, where the transmitting/receiving a first signal to/from a third device includes transmitting/receiving the first signal to/from the third device via the second device, or the transmitting/receiving a first signal to/from a third device includes transmitting/receiving the first signal to/from the third device directly.

A method of inter-cell coordination for intelligent reflecting surface (IRS) assisted wireless network is provided. The method includes: receiving mode information corresponding to a first intelligent reflecting surface and a second intelligent reflecting surface; performing a channel measurement according to the mode information to generate a measurement report; transmitting the measurement report to a serving base station; and performing data transmission via the first intelligent reflecting surface and the second intelligent reflecting surface configured according to the measurement report.

The present invention relates to an RF system (100) with a first node (10) and an RF signal diffuser (40). The first node (10) is configured for transmitting an RF signal (30). The RF signal diffuser (40) is configured for reflecting the RF signal (30) in multiple directions in order to generate additional paths (38) for a multipath channel based on the RF signal (30). The RF signal diffuser (40) and the first node (10) are arranged with a distance (50) to each other and are configured such that at least one of the additional paths (38) of the multipath channel has sufficient transmission power for performing RF-based sensing in a sensing area (60). The RF system (100) is configured for performing RF-based sensing based on at least two paths (36, 38) of the multipath channel including at least the one of the additional paths (38).

The disclosure provides a wireless communication system, comprising at least one DCS with a surface that comprises scattering elements having a controllable phase shift, at least one transmitter configured to transmit a coded radiofrequency signal to at least one receiver during a plurality of time slots, and a controller. The controller controls the at least one transmitter, based on a space time DCS code (STDC) to generate the coded radiofrequency signal during the plurality of time slots. The controller further controls, based on the STDC, the set of scattering elements of the at least one DCS during the plurality of time slots. The STDC depends on a total number of the at least one DCS and a maximum number of the plurality of time slots T.sub.max.

Provided are a beam control method, an information acquisition method, a communication node, and a medium. The beam control method is applied to a first communication node. The method includes acquiring first sensing data for a second communication node; based on the first sensing data, determining a first beam parameter of a first beam, a second beam parameter of a second beam, and a device parameter of a multipath auxiliary device; adjusting the multipath auxiliary device based on the device parameter; and controlling an antenna array based on the first beam parameter and the second beam parameter, where the same information carried by the first beam and the second beam is received by the second communication node.

Disclosed are techniques for wireless communication. In an aspect, a reconfigurable intelligent surface (RIS) transmits a sounding reference signal (SRS) transmission request message to a base station serving a user equipment (UE), the SRS transmission request message including one or more SRS transmission properties to be used by the base station to configure the UE to transmit SRS, receives a response message from the base station, the response message indicating one or more SRS configurations the UE is configured to use to transmit SRS, the one or more SRS configurations based on the one or more SRS transmission properties, and measures a plurality of SRS transmissions from the UE with a plurality of receive beams to determine a best receive beam for receiving uplink transmissions from the UE, wherein the plurality of SRS transmissions is based on at least one SRS configuration of the one or more SRS configurations.

A functional fabric reconfigurable intelligent surface and communication system are disclosed.