To provide a power receiving antenna device capable of suppressing a decrease in a power receiving level and a deterioration in transmission efficiency when receiving linearly polarized or circularly polarized radio waves.SOLUTION: A power receiving antenna includes an antenna element portion that mainly receives radio waves on a first polarization plane and outputs a first AC voltage, and mainly receives radio waves on a second polarization plane orthogonal to the first polarization plane and outputs a second AC voltage, a first rectifier portion having a first rectifier that converts the first AC voltage output from the antenna element portion into a first DC voltage, a second rectifier portion having a second rectifier that converts a second AC voltage output from the antenna element portion into a second DC voltage, and an output portion in which the output of the first rectifier portion and the output of the second rectifier portion are connected in series.SELECTED DRAWING: Figure 4
【課題】直線偏波や円偏波の電波を受信する場合に受電レベルが低下して伝送効率が劣化するのを抑制することができる受電アンテナ装置を提供する。【解決手段】受電アンテナ装置は、第1偏波面の電波を主に受信して第1交流電圧を出力し、第1偏波面に直交する第2偏波面の電波を主に受信して第2交流電圧を出力するアンテナ素子部と、アンテナ素子部から出力される前記第1交流電圧を第1直流電圧に変換する第1整流器を有する第1整流部と、アンテナ素子部から出力される第2交流電圧を第2直流電圧に変換する第2整流器を有する第2整流部と、第1整流部の出力と第2整流部の出力とを直列接続した出力部とを備える。【選択図】図4
POWER RECEIVING ANTENNA DEVICE, SKY MOBILE, AND WIRELESS POWER TRANSMISSION SYSTEM
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
2022-02-09
Patent
Electronic Resource
Japanese
IPC: | H01Q Antennen , ANTENNAS, i.e. RADIO AERIALS / B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen |
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