To provide an antenna connection circuit capable of suppressing withstanding voltage characteristics required for a rectifier of a rectenna so as to be at a low level while satisfying a power required for a midair mobile body, and of suppressing or preventing electric waves that causes interference from the rectenna from being emitted again.SOLUTION: In a rectenna 150, an antenna connection circuit comprises: a CPS transmission circuit 1310 in which a first line 1311 and a second line 1312 connected via an antenna element 120 are formed at a predetermined interval; a one-side grounded first CPW transmission circuit 1331 connected with an output end of the first line 1311; both-side grounded CPW transmission circuits 1332 and 1333, which configure a 90° delay circuit, and one end part of which is connected with an output end of a main line of the first CPW transmission circuit 1331, and the other end part of which is connected with a first rectifier 140(1); and a one-side grounded second CPW transmission circuit 1341, which is connected with an output end of the second line 1312 and an output end of a main line of which is connected with a second rectifier 140(2).SELECTED DRAWING: Figure 5
【課題】上空移動体に要求される要求電力を満たしつつレクテナの整流器に要求される耐圧特性を低く抑えるとともに、レクテナから干渉の原因となる電波が再放射されるのを抑制又は防止することができるアンテナ接続回路を提供する。【解決手段】レクテナ150において、アンテナ接続回路は、アンテナ素子120に接続される第1線路1311及び第2線路1312が所定間隔で形成されたCPS伝送回路1310と、第1線路1311の出力端に接続された片側接地型の第1CPW伝送回路1331と、第1CPW伝送回路1331の主線路の出力端に一端部が接続され、第1整流器140(1)に他端部が接続される90°遅延回路を構成する両側接地型のCPW伝送回路1332及び1333と、第2線路1312の出力端に接続され主線路の出力端に第2整流器140(2)が接続される第2の片側接地型のCPW伝送回路1341と、を備える。【選択図】図5
ANTENNA CONNECTION CIRCUIT, RECTENNA, POWER RECEPTION ANTENNA DEVICE, MIDAIR MOBILE BODY, AND WIRELESS POWER TRANSMISSION SYSTEM
アンテナ接続回路、レクテナ、受電アンテナ装置、上空移動体及び無線電力伝送システム
2022-09-07
Patent
Electronic Resource
Japanese
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