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AssigneeNippon Telegraph and Telephone Corporation
InventorsDoohwan LEE, Hirofumi SASAKI, Yasunori YAGI, Takayuki YAMADA, Tomoki SEMOTO, Jun MASHINO
Estimating the term…
A reception device includes a first antenna, a second antenna, and a control unit that combines signals of a radio wave in a first orbital angular momentum (OAM) mode and a radio wave in a second OAM mode having a sign only that is different from a sign of the first OAM mode, received by the first antenna, with signals obtained by rotating OAM phases of the radio wave in the first OAM mode and the radio wave in the second OAM mode received by the second antenna by a predetermined angle to extract a signal of the radio wave in the first OAM mode, and combines signals of the radio wave in the first OAM mode and the radio wave in the second OAM mode received by the second antenna with signals obtained by rotating OAM phases of the radio wave in the first OAM mode and the radio wave in the second OAM mode received by the first antenna by the predetermined angle to extract a signal of the radio wave in the second OAM mode.
A reception device comprising:
A reception method executed by a reception device including a first antenna and a second antenna, the reception method comprising:
Dependencies are inferred from the claim text.