18707021. TERMINAL AND SENDING DEVICE IN COMMUNICATION SYSTEM (NTT DOCOMO, INC.)

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TERMINAL AND SENDING DEVICE IN COMMUNICATION SYSTEM

Organization Name

NTT DOCOMO, INC.

Inventor(s)

Fan Wang of Beijing (CN)

Xin Wang of Beijing (CN)

Xiang Li of Beijing (CN)

Xiaolin Hou of Beijing (CN)

Lan Chen of Beijing (CN)

Satoshi Suyama of Tokyo (JP)

Tatsuki Okuyama of Tokyo (JP)

TERMINAL AND SENDING DEVICE IN COMMUNICATION SYSTEM

This abstract first appeared for US patent application 18707021 titled 'TERMINAL AND SENDING DEVICE IN COMMUNICATION SYSTEM



Original Abstract Submitted

Provided in the present disclosure are a terminal and a sending device in a communication system. The sending device includes: a receiving unit, which is configured to receive position information of a terminal, and a control unit, which is configured to determine a first codeword in a first codebook and offset information according to the position information. The first codeword indicates initial phases of at least some array elements in a reconfigurable intelligent surface (RIS). The offset information indicates an offset relative to the at least one of the at least some array elements, the initial phases, and a reference position of the RIS.