JP2010004324A - 無線電力伝送システム、電力送信装置及びレクテナ基地局 - Google Patents
無線電力伝送システム、電力送信装置及びレクテナ基地局 Download PDFInfo
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- JP2010004324A JP2010004324A JP2008161472A JP2008161472A JP2010004324A JP 2010004324 A JP2010004324 A JP 2010004324A JP 2008161472 A JP2008161472 A JP 2008161472A JP 2008161472 A JP2008161472 A JP 2008161472A JP 2010004324 A JP2010004324 A JP 2010004324A
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- power transmission
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 158
- 238000012544 monitoring process Methods 0.000 claims description 22
- 230000008054 signal transmission Effects 0.000 claims description 5
- 238000010248 power generation Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 12
- 230000010363 phase shift Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 239000000758 substrate Substances 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G1/00—Cosmonautic vehicles
- B64G1/22—Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
- B64G1/42—Arrangements or adaptations of power supply systems
- B64G1/428—Power distribution and management
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G1/00—Cosmonautic vehicles
- B64G1/22—Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
- B64G1/66—Arrangements or adaptations of apparatus or instruments, not otherwise provided for
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/248—Supports; Mounting means by structural association with other equipment or articles with receiving set provided with an AC/DC converting device, e.g. rectennas
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
- H02J50/27—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves characterised by the type of receiving antennas, e.g. rectennas
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G1/00—Cosmonautic vehicles
- B64G1/22—Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
- B64G1/42—Arrangements or adaptations of power supply systems
- B64G1/44—Arrangements or adaptations of power supply systems using radiation, e.g. deployable solar arrays
- B64G1/443—Photovoltaic cell arrays
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S136/00—Batteries: thermoelectric and photoelectric
- Y10S136/291—Applications
- Y10S136/292—Space - satellite
Abstract
【解決手段】 レクテナ基地局は、電力送信装置の識別符号を指定し、この識別符号を含むコマンド信号を送信する。電力送信装置は、パイロット信号受信アンテナ11によりパイロット信号を受信し、追尾受信機19により合成された和信号を復調して、パイロット信号に重畳された識別符号を含むコマンド信号を再生し、コマンド判別器22は予め記憶している識別符号と比較して一致する場合に移相指令を出力する。この移相指令に基づき位相制御部23は移相器14の位相を変更する。レクテナ基地局は受信電力値を検出し、電力値が大きくなるようにコマンド送信を行う。
【選択図】 図4
Description
4 レクテナ基地局
5 レクテナ
6 パイロット信号送信アンテナ
10 送信アンテナ素子
11 パイロット信号受信アンテナ
14 移相器
16 移相器
19 追尾受信機
20 ビーム駆動制御部
21 復調器
22 コマンド判別器
23 位相制御部
24 整流合成部
25 パイロット信号送信部
26 位相監視制御部
27 変調器
29 受信アンテナ
30 テレメトリ受信機
31 コマンド送信機
Claims (6)
- 複数の電力送信装置からレクテナ基地局にマイクロ波を送信し、上記レクテナ基地局で受信して電力を生成する無線電力伝送システムにおいて、
上記レクテナ基地局は、マイクロ波を受信するレクテナと、上記電力送信装置へパイロット信号を送信するパイロット信号送信アンテナと、上記レクテナにより受信した電力値が増大するように、上記電力送信装置の識別符号を指定して上記電力送信装置の位相を変更するコマンド信号を生成する位相監視制御部とを具備し、
上記電力送信装置は、マイクロ波を上記レクテナ基地局へ送信する複数の送信アンテナ素子と、上記パイロット信号を受信するパイロット信号受信アンテナと、このパイロット信号受信アンテナにより受信したパイロット信号の到来方向を検出する追尾受信機と、この追尾受信機により検出したパイロット信号の到来方向に、上記複数の送信アンテナ素子から送信するマイクロ波の方向が向くように位相調整を行うビーム駆動制御部と、上記位相監視制御部からの上記コマンド信号に基づいて、上記識別符号が記憶する識別符号と一致する場合に、上記マイクロ波の位相変更を行う位相制御器とを具備したことを特徴とする無線電力伝送システム。 - 複数の電力送信装置から送信されるマイクロ波を受信し合成して電力を生成するレクテナ基地局において、上記マイクロ波を受信するレクテナと、上記電力送信装置へパイロット信号を送信するパイロット信号送信アンテナと、上記レクテナにより受信した電力値が増大するように、上記電力送信装置の識別符号を指定して上記電力送信装置の位相を変更するコマンド信号を生成する位相監視制御部とを備えたことを特徴とするレクテナ基地局。
- レクテナ基地局にマイクロ波を送信する電力送信装置において、上記マイクロ波を上記レクテナ基地局へ送信する複数の送信アンテナ素子と、上記レクテナ基地局からのパイロット信号を受信するパイロット信号受信アンテナと、このパイロット信号受信アンテナにより受信したパイロット信号の到来方向を検出する追尾受信機と、この追尾受信機により検出したパイロット信号の到来方向に、上記複数の送信アンテナ素子から送信するマイクロ波の方向が向くように位相調整を行うビーム駆動制御部と、上記レクテナ基地局から送信され、識別符号が指定された位相を変更するコマンド信号に基づき、上記識別符号が記憶する識別符号と一致する場合に、上記マイクロ波の位相変更を行う位相制御器とを備えたことを特徴とする電力送信装置。
- 上記レクテナ基地局は、さらに、上記コマンド信号を上記パイロット信号に重畳する変調器を具備し、上記電力送信装置は、さらに、上記追尾受信機により受信するパイロット信号から上記コマンド信号を再生する復調器とを具備したことを特徴とする請求項1に記載の無線電力伝送システム。
- 請求項2に記載のレクテナ基地局において、さらに、上記コマンド信号を上記パイロット信号に重畳する変調器を備えたことを特徴とするレクテナ基地局。
- 請求項3に記載の電力送信装置において、さらに、上記追尾受信機により受信するパイロット信号から上記コマンド信号を再生する復調器とを備えたことを特徴とする電力送信装置。
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JP2008161472A JP4715874B2 (ja) | 2008-06-20 | 2008-06-20 | 無線電力伝送システム、電力送信装置及びレクテナ基地局 |
US12/357,692 US7888586B2 (en) | 2008-06-20 | 2009-01-22 | Wireless power transfer system, power transmitter, and rectenna base station |
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JP2008161472A JP4715874B2 (ja) | 2008-06-20 | 2008-06-20 | 無線電力伝送システム、電力送信装置及びレクテナ基地局 |
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WO2011102522A1 (ja) * | 2010-02-22 | 2011-08-25 | 三菱重工業株式会社 | フェーズドアレイアンテナ及びその位相制御方法 |
JP2011182144A (ja) * | 2010-02-26 | 2011-09-15 | Mitsubishi Heavy Ind Ltd | フェーズドアレイアンテナ及びその制御方法 |
JP2012016087A (ja) * | 2010-06-29 | 2012-01-19 | Mitsubishi Electric Corp | 無線電力伝送システム、レクテナ基地局及び電力送信装置 |
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JP2017220960A (ja) * | 2016-06-02 | 2017-12-14 | パナソニック株式会社 | 無線給電方法 |
CN107887695A (zh) * | 2017-09-27 | 2018-04-06 | 西安空间无线电技术研究所 | 一种具有导引信号发射功能的整流天线 |
CN107887695B (zh) * | 2017-09-27 | 2019-12-20 | 西安空间无线电技术研究所 | 一种具有导引信号发射功能的整流天线 |
KR20210121736A (ko) * | 2020-03-31 | 2021-10-08 | 서울대학교산학협력단 | 마이크로파 무선전력 전송 방법 및 그 장치 |
KR102386094B1 (ko) | 2020-03-31 | 2022-04-14 | 서울대학교 산학협력단 | 마이크로파 무선전력 전송 방법 및 그 장치 |
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