JP3344593B2 - Wireless power supply - Google Patents
Wireless power supplyInfo
- Publication number
- JP3344593B2 JP3344593B2 JP27454592A JP27454592A JP3344593B2 JP 3344593 B2 JP3344593 B2 JP 3344593B2 JP 27454592 A JP27454592 A JP 27454592A JP 27454592 A JP27454592 A JP 27454592A JP 3344593 B2 JP3344593 B2 JP 3344593B2
- Authority
- JP
- Japan
- Prior art keywords
- power
- power supply
- wireless
- side device
- electromagnetic induction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005674 electromagnetic induction Effects 0.000 claims description 43
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000009499 grossing Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Near-Field Transmission Systems (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、電力供給側装置から電
力受給側装置へ無線で電源を供給する無線式電力供給装
置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wireless power supply device for wirelessly supplying power from a power supply device to a power receiving device.
【０００２】[0002]
【従来の技術】従来、駆動電源として交流電源を用いる
交流駆動方式の各種電子機器や、直流電源を用いる直流
駆動方式の各種電子機器が広く提供されている。2. Description of the Related Art Conventionally, various electronic devices of an AC drive system using an AC power supply as a drive power supply and various electronic devices of a DC drive system using a DC power supply have been widely provided.
【０００３】一般に、交流駆動方式の各種電子機器で
は、電源コードを介して供給される商用電源により駆動
される。また、直流駆動方式の電子機器は、電池や外部
接続される直流電源装置などの電力供給装置により供給
される直流電源により駆動される。[0003] In general, various AC-driven electronic devices are driven by commercial power supplied through a power cord. In addition, a DC-driven electronic device is driven by a DC power supplied from a power supply device such as a battery or an externally connected DC power device.
【０００４】[0004]
【発明が解決しようとする課題】ところで、従来の電力
供給装置により電源を電子機器に供給するためには、電
力供給用の配線を必要とするという問題点があった。ま
た、各種電子機器に対して個別に独自の定格に従った電
源を供給できる必要があり、定格の異なる複数の電子機
器を駆動する場合には、機器の違いにより、電圧、電流
等が異なる電力供給装置を準備する必要があった。However, in order to supply power to an electronic device by a conventional power supply device, there is a problem that wiring for power supply is required. In addition, it is necessary to be able to individually supply power according to its own rating to various electronic devices, and when driving a plurality of electronic devices with different ratings, the power, the voltage, the current, etc. differ depending on the device. It was necessary to prepare a feeding device.
【０００５】そこで、本発明の目的は、上述の従来の電
力供給装置における問題点に鑑み、電力供給用の配線を
必要とすることなく、駆動する電子機器の定格電力内で
確実に電力供給を行うことができる無線式電力供給装置
を提供することにある。In view of the above-mentioned problems in the conventional power supply device, it is an object of the present invention to reliably supply power within the rated power of a driven electronic device without requiring power supply wiring. It is an object of the present invention to provide a wireless power supply device that can perform the operation.
【０００６】[0006]
【課題を解決するための手段】本発明では、一連の規定
された通信方式と、この通信によって定義される変更可
能な電力を、電磁誘導方式により他方の機器に伝達可能
とした。According to the present invention, a series of prescribed communication methods and a variable power defined by the communication can be transmitted to the other device by an electromagnetic induction method.
【０００７】すなわち、本発明に係る無線式電力供給装
置は、電力供給側装置から電力受給側装置へ、電磁誘導
コイルを介して電磁誘導により電力供給を行う電力伝達
手段と、無線を介して上記電力供給側装置と電力受給側
装置との間で電力制御情報の授受を常に行う無線相互通
信手段とを備え、上記電力供給側装置の無線相互通信手
段は、上記無線を介して常に電力制御情報を上記電力受
給側装置に送信し、また、上記電力受給側装置が自らの
装置に必要である電源データを記憶手段から読み出し送
信してくる電力制御情報を受信し、上記電力供給側装置
と電力受給側装置の間で、上記無線を介して上記無線相
互通信手段による電力制御情報の授受を常に行うことに
より、上記電力伝達手段を制御して、上記電力受給側装
置の要求定義に応じた電力を電力供給側装置から上記電
磁誘導コイルを介して電力受給側装置へ供給するように
したことを特徴とする。That is, a wireless power supply device according to the present invention comprises: a power transmission means for supplying power from a power supply side device to a power reception side device by electromagnetic induction via an electromagnetic induction coil; Wireless intercommunication means for constantly transmitting and receiving power control information between the power supply side device and the power receiving side device, wherein the wireless intercommunication means of the power supply side device always controls the power control information via the radio. Is transmitted to the power receiving side device, and the power receiving side device receives power control information which is read out from the storage means and transmitted from the storage unit, and receives power control data necessary for its own device. By constantly transmitting and receiving power control information between the receiving side devices via the wireless communication means, the power transmitting means is controlled to meet the requirement definition of the power receiving side device. The power from the power supply-side device through the electromagnetic induction coil, characterized in that so as to supply to the power receiving side device.
【０００８】また、本発明では、複数の異なる電源定格
を持つマシンを駆動可能な無線式自動可変電力供給装置
において、一連の規定された通信方式と、この通信によ
って定義される変更可能な電力を、電磁誘導方式により
複数の電源定格の異なる機器に伝達可能とした。Further, according to the present invention, in a wireless automatic variable power supply device capable of driving a plurality of machines having different power supply ratings, a series of prescribed communication methods and a variable power defined by the communication are defined. It is possible to transmit to a plurality of devices with different power ratings by the electromagnetic induction system.
【０００９】また、本発明に係る無線式電力供給装置
は、電力供給側装置から複数の電力受給側装置へ、電磁
誘導コイルを介して、電磁誘導により電力供給を行う電
力伝達手段と、上記電力供給側装置と各電力受給側装置
との間で電力制御情報の授受を無線通信により常に行う
無線相互通信手段とを備え、上記電力供給側装置の無線
相互通信手段は、上記無線を介して常に電力制御情報を
上記各電力受給側装置に送信し、また、上記各電力受給
側装置が自らの装置に必要である電源データを記憶手段
から読み出し送信してくる電力制御情報を受信し、上記
電力供給側装置と各電力受給側装置の間で、上記無線を
介して上記無線相互通信手段による電力制御情報の授受
を常に行うことにより、上記電力伝達手段を制御して、
上記各電力受給側装置の要求定義に応じた電力を電力供
給側装置から上記電磁誘導コイルを介して各電力受給側
装置へ供給するようにしたことを特徴とする。Further, the wireless power supply device according to the present invention comprises: a power transmission means for supplying power from a power supply side device to a plurality of power reception side devices by electromagnetic induction via an electromagnetic induction coil; Wireless intercommunication means for constantly transmitting and receiving power control information between the power supply side device and each power receiving side device by wireless communication, the radio power communication side of the power supply side device always includes Power control information is transmitted to each of the power receiving side devices, and each of the power receiving side devices receives power control information that is read from a storage unit and transmitted from power storage data necessary for its own device, and receives the power control information. By constantly transmitting and receiving power control information by the wireless intercommunication means via the wireless, between the supply side device and each power receiving side device, to control the power transmission means,
Power according to the requirement definition of each power receiving side device is supplied from the power supply side device to each power receiving side device via the electromagnetic induction coil.
【００１０】[0010]
【作用】本発明に係る無線式電力供給装置では、電力供
給側装置から電力受給側装置への電力供給を、電磁誘導
コイルを介して電磁誘導方式の電力伝達手段により行
う。上記電力供給側装置の無線相互通信手段は、上記無
線を介して常に電力制御情報を上記電力受給側装置に送
信し、また、上記電力受給側装置が自らの装置に必要で
ある電源データを記憶手段から読み出し送信してくる電
力制御情報を受信する。そして、上記電力供給側装置と
電力受給側装置の間で、上記無線を介して上記無線相互
通信手段による電力制御情報の授受を常に行うことによ
り、上記電力伝達手段を制御して、上記電力受給側装置
の要求定義に応じた電力を電力供給側装置から上記電磁
誘導コイルを介して電力受給側装置へ供給する。In the wireless power supply device according to the present invention, the power supply from the power supply side device to the power reception side device is performed by the electromagnetic induction type power transmission means via the electromagnetic induction coil. The wireless intercommunication means of the power supply device always transmits power control information to the power reception device via the radio, and stores power data required by the power reception device for its own device. The power control information read and transmitted from the means is received. And, by constantly transmitting and receiving power control information by the wireless intercommunication means between the power supply side apparatus and the power reception side apparatus via the wireless communication, the power transmission means is controlled to control the power reception and reception. The power according to the required definition of the side device is supplied from the power supply side device to the power receiving side device via the electromagnetic induction coil.
【００１１】また、本発明に係る無線式電力供給装置で
は、電力供給側装置から複数の電力受給側装置への電力
供給を、電磁誘導コイルを介して、電磁誘導方式の電力
伝達手段により行う。上記電力供給側装置の無線相互通
信手段は、上記無線を介して常に電力制御情報を上記各
電力受給側装置に送信し、また、上記各電力受給側装置
が自らの装置に必要である電源データを記憶手段から読
み出し送信してくる電力制御情報を受信する。そして、
上記電力供給側装置と各電力受給側装置の間で、上記無
線を介して上記無線相互通信手段による電力制御情報の
授受を常に行うことにより、上記電力伝達手段を制御し
て、上記各電力受給側装置の要求定義に応じた電力を電
力供給側装置から上記電磁誘導コイルを介して各電力受
給側装置へ供給する。Further, in the wireless power supply device according to the present invention, the power supply from the power supply side device to the plurality of power reception side devices is performed by the electromagnetic induction type power transmission means via the electromagnetic induction coil. The wireless intercommunication means of the power supply side device always transmits power control information to each of the power reception side devices via the radio, and the power supply data required by each of the power reception side devices for its own device. Is read from the storage means and the transmitted power control information is received. And
By constantly transmitting and receiving power control information by the wireless intercommunication means via the wireless communication between the power supply side device and each power receiving side device, the power transmission means is controlled to control the power reception The power according to the required definition of the side device is supplied from the power supply side device to each power receiving side device via the electromagnetic induction coil.
【００１２】[0012]
【実施例】以下、本発明に係る無線式電力供給装置の実
施例について、図面に従い詳細に説明する。BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of a wireless power supply apparatus according to the present invention.
【００１３】本発明に係る無線式電力供給装置は、例え
ば図１に示すように、電力供給側装置であるマスタシス
テム１と電力受給側装置であるパワーレシーバシステム
２とから構成される。各々のシステム１，２は、電磁誘
導方式の電力伝達手段を構成する電磁誘導コイル１０，
２０と、電力制御情報の授受を行う無線通信手段を構成
するアンテナ１１，２１を持っており、エネルギの授受
とデータの交換が可能にされている。As shown in FIG. 1, for example, a wireless power supply apparatus according to the present invention includes a master system 1 as a power supply side apparatus and a power receiver system 2 as a power supply side apparatus. Each of the systems 1 and 2 includes an electromagnetic induction coil 10,
20 and antennas 11 and 21 constituting wireless communication means for transmitting and receiving power control information, and are capable of transmitting and receiving energy and exchanging data.
【００１４】上記マスタシステム１は、電源ケーブル１
２を介して供給される商用電源を整流して直流電源を生
成する電源回路１３を備え、この電源回路１３に上記電
磁誘導コイル１０がＧＣＳ１４を介して接続されてい
る。The master system 1 includes a power cable 1
The power supply circuit 13 rectifies a commercial power supplied through the power supply circuit 2 to generate a DC power supply. The electromagnetic induction coil 10 is connected to the power supply circuit 13 via a GCS 14.
【００１５】上記電源回路１３は、上記電源ケーブル１
２を介して商用電源が１次コイルに供給される電源トラ
ンス１３Ａと、この電源トランス１３Ａの２次の第１の
コイルに接続された低電圧整流回路１３Ｂと、上記電源
トランス１３Ａの２次側の第２のコイルのタンプを選択
する電圧セレクタ１３Ｃと、この電圧セレクタ１３Ｃの
出力が供給される整流平滑回路１３Ｄなどを備えて成
る。The power supply circuit 13 includes the power supply cable 1.
2, a power transformer 13A for supplying commercial power to a primary coil, a low-voltage rectifier circuit 13B connected to a secondary first coil of the power transformer 13A, and a secondary side of the power transformer 13A. And a rectifying / smoothing circuit 13D to which the output of the voltage selector 13C is supplied.
【００１６】上記低電圧整流回路１３Ｂは、その出力端
にマイクロプロセッサを用いたシステムコントローラ１
５が接続されている。この低電圧整流回路１３Ｂは、上
記電源トランス１３Ａの２次の第１のコイルに得られる
交流電圧を整流し、その整流出力により、上記システム
コントローラ１５を駆動する。このシステムコントロー
ラ１５により上記電圧セレクタ１３Ｃが制御されるよう
になっている。The low voltage rectifier circuit 13B has a system controller 1 using a microprocessor at its output end.
5 is connected. The low-voltage rectifier circuit 13B rectifies the AC voltage obtained in the secondary first coil of the power transformer 13A, and drives the system controller 15 with the rectified output. The voltage selector 13C is controlled by the system controller 15.
【００１７】そして、上記整流平滑回路１３Ｄは、その
出力端に上記電磁誘導コイル１０とＧＣＳ１４が直列接
続されている。この整流平滑回路１３Ｄは、上記電圧セ
レクタ１３Ｃにより選択された上記電源トランス１３Ａ
の２次側の第２のコイルのタンプに得られる交流電圧を
整流し、その整流出力を上記電磁誘導コイル１０に供給
する。The output terminal of the rectifying and smoothing circuit 13D has the electromagnetic induction coil 10 and the GCS 14 connected in series. The rectifying / smoothing circuit 13D is connected to the power transformer 13A selected by the voltage selector 13C.
Rectifies the AC voltage obtained in the tamper of the second coil on the secondary side, and supplies the rectified output to the electromagnetic induction coil 10.
【００１８】また、上記マスタシステム１は、上記シス
テムコントローラ１５に接続された出力コントローラ１
６や微弱電波送信部１７，微弱電波受信部１８，表示部
１９などを備える。The master system 1 includes an output controller 1 connected to the system controller 15.
6, a weak radio wave transmitting unit 17, a weak radio wave receiving unit 18, a display unit 19, and the like.
【００１９】上記出力コントローラ１６は、上記システ
ムコントローラ１５からの制御パルスに従って上記ＧＣ
Ｓ１４をスイッチング動作させることにより、上記電磁
誘導コイル１０を駆動するようになっている。上記微弱
電波送信部１７は、上記システムコントローラ１５から
の制御情報を微弱電波を媒体として上記アンテナ１１か
ら送信するようになっている。また、上記微弱電波受信
部１８は、上記パワーレシーバシステム２から微弱電波
を媒体として送信されてくる制御情報を上記アンテナ１
１を介して受信して、この制御情報を上記システムコン
トローラ１５に供給するようになっている。The output controller 16 controls the GC according to a control pulse from the system controller 15.
The electromagnetic induction coil 10 is driven by performing a switching operation in S14. The weak radio wave transmitting unit 17 transmits control information from the system controller 15 from the antenna 11 using a weak radio wave as a medium. The weak radio wave receiving unit 18 transmits control information transmitted from the power receiver system 2 using a weak radio wave as a medium to the antenna 1.
1 and supplies the control information to the system controller 15.
【００２０】また、上記パワーレシーバシステム２は、
上記電磁誘導コイル２０に接続された整流平滑回路２２
を備え、この整流平滑回路２２の出力端に接続された定
義電源生成回路２３から目的の直流電圧を出力するよう
になっている。Further, the power receiver system 2 includes:
Rectifying smoothing circuit 22 connected to electromagnetic induction coil 20
And a target DC voltage is output from the defined power supply generating circuit 23 connected to the output terminal of the rectifying / smoothing circuit 22.
【００２１】また、このパワーレシーバシステム２は、
上記整流平滑回路２２の出力端に接続された電源回路２
４により駆動されるシステムコントローラ２５と、上記
アンテナ２１に接続された微弱電波受信部２６を備え
る。上記微弱電波送受信部２６は、上記システムコント
ローラ２５からの制御情報を微弱電波を媒体として上記
アンテナ２１から送信するようになっている。また、上
記微弱電波送受信部２６は、上記マスタシステム１から
微弱電波を媒体として送信されてくる制御情報を上記ア
ンテナ１１を介して受信して、この制御情報を上記シス
テムコントローラ２５に供給するようになっている。Further, this power receiver system 2
Power supply circuit 2 connected to the output terminal of rectifying and smoothing circuit 22
4 includes a system controller 25 driven by the antenna 4 and a weak radio wave receiving unit 26 connected to the antenna 21. The weak radio wave transmitting / receiving unit 26 transmits control information from the system controller 25 from the antenna 21 using a weak radio wave as a medium. The weak radio wave transmitting / receiving unit 26 receives control information transmitted from the master system 1 using a weak radio wave as a medium via the antenna 11 and supplies the control information to the system controller 25. Has become.
【００２２】このような構成の無線式電力供給装置にお
いて、上記各システム１，２の電磁誘導コイル１０，２
０は、互いに対向する位置に配置される。In the wireless power supply device having such a configuration, the electromagnetic induction coils 10 and 2 of the systems 1 and 2 are used.
0 are arranged at positions facing each other.
【００２３】そして、この実施例のように、無線による
交信を可能にする電源を持っていないパワーレシーバシ
ステム２が場合には、マスタシステム１はパワーレシー
バシステム２への電源を供給することから始める。In the case where the power receiver system 2 does not have a power supply that enables wireless communication as in this embodiment, the master system 1 starts by supplying power to the power receiver system 2. .
【００２４】マスタシステム１は、起動時には、上記電
源回路１３により駆動されるシステムコントローラ１５
が作動して１秒に例えば１０回のパルスを送出する。こ
のパルスは、出力コントロール回路１６を介して上記Ｇ
ＣＳ１４に供給される。これにより、上記ＧＣＳ１４が
スイッチング動作して、上記電磁誘導コイル１０を駆動
する。When the master system 1 is started, the system controller 15 driven by the power supply circuit 13
Operates and sends, for example, 10 pulses per second. This pulse is transmitted through the output control circuit 16 to the G signal.
It is supplied to CS14. Thereby, the GCS 14 performs a switching operation to drive the electromagnetic induction coil 10.
【００２５】一方パワーレシーバシステム２は、上記マ
スタシステム１側の電磁誘導コイル１０と対向するよう
に位置される上記電磁誘導コイル２０に誘起される起電
力を整流平滑回路２２により整流して得られる直流電源
が電源回路２４を介してシステムコントローラ２５に供
給される。これにより、このパワーレシーバシステム２
は、リチャージャブル・バッテリ等のチャージが無い状
態であっても、上記電磁誘導コイル２０に発生する起電
力を上記整流平滑回路２２により整流してシステムコン
トローラ用の電源として使用し、上記システムコントロ
ーラ２５を動作させ、図示しない内部ＲＯＭに記述され
た自分自身の装置に必要である電源データを微弱電波送
受信部２６から上記アンテナ２１を介して送信する。On the other hand, the power receiver system 2 is obtained by rectifying an electromotive force induced in the electromagnetic induction coil 20 positioned to face the electromagnetic induction coil 10 on the master system 1 side by a rectifying and smoothing circuit 22. DC power is supplied to the system controller 25 via the power supply circuit 24. Thereby, this power receiver system 2
Rectifies the electromotive force generated in the electromagnetic induction coil 20 by the rectifying / smoothing circuit 22 and uses it as a power source for a system controller, even when there is no charge of a rechargeable battery or the like. It operates and transmits power data necessary for its own device described in an internal ROM (not shown) from the weak radio wave transmitting / receiving unit 26 via the antenna 21.
【００２６】そして、上記マスタシステム１は、上記パ
ワーレシーバシステム２から送信されてくる電源データ
を上記アンテナ１１を介して電波受信部１８により受信
する。上記システムコントローラ１５は、上記電波受信
部１８が受信した電源データを解析して、次のような制
御を行う。Then, the master system 1 receives power data transmitted from the power receiver system 2 by the radio wave receiving unit 18 via the antenna 11. The system controller 15 analyzes the power supply data received by the radio wave receiving unit 18 and performs the following control.
【００２７】上記電磁誘導コイル１０を動作させる電圧
を選択する上記電圧セレクタ１３Ｃを制御する。また、
上記電磁誘導コイル１０を動作させる周波数を上記出力
コントローラ１６によって制御する。The voltage selector 13C for selecting a voltage for operating the electromagnetic induction coil 10 is controlled. Also,
The frequency at which the electromagnetic induction coil 10 operates is controlled by the output controller 16.
【００２８】以上により、適切なエネルギが上記電磁誘
導コイル１０に発生する。この電磁誘導コイル１０の近
くに置かれた上記パワーレシバシステム２の電磁誘導コ
イル２０に発生した高周波数電源は、上記整流平滑回路
２２により整流され、上記定義電源生成回路２３で目的
のＤＣ電圧等に変換され、利用される。ここで使用され
る高周波数は、主として１０ＫＨｚ〜１００ＫＨｚであ
る。As described above, appropriate energy is generated in the electromagnetic induction coil 10. The high-frequency power generated in the electromagnetic induction coil 20 of the power receiver system 2 placed near the electromagnetic induction coil 10 is rectified by the rectifying and smoothing circuit 22, and the target DC voltage is generated by the defined power generation circuit 23. Etc. and used. The high frequency used here is mainly 10 KHz to 100 KHz.
【００２９】なお、上記パワーレシーバシステム２が無
線通信可能な電源としてバッテリ等を持っている場合
は、相互通信により電磁誘導が開始される。この電圧が
高い場合に於いても、システムコントローラ用の電源と
して使用される電圧は、比較的に抵抗値の高い抵抗器Ｒ
とツェナーダイオードＤｉにより保護される。When the power receiver system 2 has a battery or the like as a power source capable of wireless communication, electromagnetic induction is started by mutual communication. Even when this voltage is high, the voltage used as the power supply for the system controller is the same as the resistor R having a relatively high resistance value.
And the Zener diode Di.
【００３０】上記定義電源生成回路２３により得られる
直流電源は、例えばバッテリのチャージやマシンの動作
用に使用される。全体のシステムは常に通信を行い、変
化にダイナミックに対応したエネルギの送受を行う。The DC power obtained by the definition power generation circuit 23 is used, for example, for charging a battery or operating a machine. The whole system constantly communicates and sends and receives energy dynamically corresponding to changes.
【００３１】ここで、電源供給側である上記マスタシス
テム１は、複数のパワーレシーバシステム２との通信が
可能とされており、上記パワーレシーバシステム２から
の電源の要求を受け取ると、時分割のスロット、例えば
８分割スロットのＴ１を割り当てる。また、パワーレシ
ーバシステム２から別の電圧、電流の要求を受け取る
と、Ｔ２を割り当てる。Here, the master system 1 on the power supply side is capable of communicating with a plurality of power receiver systems 2, and upon receiving a power request from the power receiver system 2, performs time-sharing. A slot, for example, T1 of an 8 division slot is allocated. When another voltage or current request is received from the power receiver system 2, T2 is assigned.
【００３２】その後、上記マスタシステム１は時分割の
各々のタイムスロットを使用し、電圧とパルスの数をコ
ントロールし、上記電磁誘導コイル１０を時分割駆動す
ることにより、複数のパワーレシーバシステム２に対し
異なる定格の電源を供給する。なお、上記マスタシステ
ム１は常にポーリング用のマスタデータを上記微弱電波
送信部１７からアンテナ１１を介してパワーレシーバシ
ステム２に対し送信している。この例では、４９ＭＨｚ
帯の２波をマスタシステム１とパワーレシーバシステム
２とで使用し、図２に示すように、ＦＳＫ ９．６ＫＢ
にてまずＭＳＹＮＣ（マスタ・シンクロ）、ＭＦ１（マ
スタ・フラッグ１）、ＭＡ１（マスタ・アドレス１）、
ＭＭ１（マスタ・メッセージ１）等の信号を送る。この
一連のマスタデータはＭＳＹＮＣが通信の先頭を意味
し、ＭＦ１がパワーレシーバシステム２へのフラッグで
あり、ＭＡ１がパワーレシーバシステム２の型式とアド
レス１を表わし、ＭＭ１の例えば１６ビットにメッセー
ジが記述され、電圧の定義やパワー・アップの通信等が
書き込まれる。After that, the master system 1 controls the voltage and the number of pulses by using each time slot of the time division, and drives the electromagnetic induction coil 10 in a time division manner, so that the plurality of power receiver systems 2 Supply power with different ratings. The master system 1 always transmits the master data for polling from the weak radio wave transmitting unit 17 to the power receiver system 2 via the antenna 11. In this example, 49MHz
Two bands are used in the master system 1 and the power receiver system 2, and as shown in FIG. 2, FSK 9.6 KB
First, MSYNC (master synchro), MF1 (master flag 1), MA1 (master address 1),
A signal such as MM1 (master message 1) is sent. In this series of master data, MSYNC indicates the head of communication, MF1 is a flag to the power receiver system 2, MA1 indicates the type and address 1 of the power receiver system 2, and a message is described in, for example, 16 bits of MM1. Then, the definition of the voltage, the communication of the power up, and the like are written.
【００３３】次にＭＦ２はパワーレシーバシステム２と
して定義されたマシンへのフラッグであり、緊急指令等
が示され、以下アドレス、メッセージと続き、この例で
は８台のマシンをポーリングして１巡し、先頭のシンク
ロ・コードへ戻る。パワーレシーバシステム２はこのマ
スタシステム１のポーリングをチエックし、１ワード遅
れて自分の通信用のタイム・スロットを開くＳＦ１から
ＳＭ１までがパワーレシーバシステム２の使用できるス
ロットであり、続いてパワーレシーバシステム２用タイ
ム・スロットがあり、パワーレシーバシステム２までで
一周する。Next, MF2 is a flag to the machine defined as the power receiver system 2, which indicates an emergency command and the like, followed by an address and a message. In this example, eight machines are polled to make a round. Return to the first synchro code. The power receiver system 2 checks the polling of the master system 1, and opens a time slot for its own communication with a delay of one word. SF1 to SM1 are slots that the power receiver system 2 can use. There is a time slot for 2 and goes around to the power receiver system 2.
【００３４】この通信は１秒に１例としては約４０周
し、パワーレシーバシステム２が電磁誘導コイル上を大
きく動き、電力変動が多大に発生した場合にもその状態
をマスタシステム１に知らしめることができ、至急のコ
ントロールが可能である。以上の一連の通信プロトコル
とコマンド・コードについては別途コード表に定義す
る。This communication is performed, for example, about 40 times per second, and the power receiver system 2 makes a large movement on the electromagnetic induction coil to notify the master system 1 of the state even when a large power fluctuation occurs. And immediate control is possible. The above series of communication protocols and command codes are separately defined in a code table.
【００３５】[0035]
【発明の効果】本発明に係る無線式電力供給装置では、
電源供給において、基本的にエネルギを授受可能な部分
で切り、最終的に求められている電圧、電流、周波数を
自由に作り出せる形態でインターフエイスし、相互通信
により最適なエネルギを無駄なく送受できるようにする
ことを、ワイヤレスで可能にした。よって、コネクタで
接続する必要が無く、電圧、電流等の規格による制限が
緩和され、規格の異なる複数のマシンに電力を供給でき
る。According to the wireless power supply device of the present invention,
In power supply, energy is basically cut off at a part where energy can be transferred, and the voltage, current, and frequency that are finally required can be freely created and interfaced, so that optimal energy can be transmitted and received by intercommunication without waste. Wirelessly. Therefore, there is no need to connect with a connector, and restrictions due to standards such as voltage and current are relaxed, and power can be supplied to a plurality of machines having different standards.
【００３６】従って、本発明によれば、電力供給用の配
線を必要とすることなく、駆動する電子機器の定格電力
内で確実に電力供給を行うことができる無線式電力供給
装置を提供することができる。Therefore, according to the present invention, there is provided a wireless power supply device capable of reliably supplying power within the rated power of a driven electronic device without requiring power supply wiring. Can be.
【図１】本発明に係る無線式電力供給装置の構成を示す
ブロック回路図である。FIG. 1 is a block circuit diagram showing a configuration of a wireless power supply device according to the present invention.
【図２】複数のパワーレシーバシステムに電源を時分割
供給するマスタシステムの動作を示すタイミングチャー
トである。FIG. 2 is a timing chart showing an operation of a master system that supplies power to a plurality of power receiver systems in a time-sharing manner.
１・・・・・・マスタシステム ２・・・・・・パワーレシーバシステム １０，２０・・・電磁誘導コイル １１，２１・・・アンテナ １３，２４・・・電源回路 １４・・・・・・ＧＣＳ １５，２５・・・システムコントローラ １６・・・・・・出力コントローラ １７・・・・・・微弱電波送信部 １８・・・・・・微弱電波受信部 ２２・・・・・・整流平滑回路 ２３・・・・・・定義電圧生成回路 ２６・・・・・・微弱電波送受信部 DESCRIPTION OF SYMBOLS 1 ... Master system 2 ... Power receiver system 10, 20 ... Electromagnetic induction coil 11, 21 ... Antenna 13, 24 ... Power supply circuit 14 ... GCS 15, 25 System controller 16 Output controller 17 Weak radio wave transmitting unit 18 Weak radio wave receiving unit 22 Rectifying and smoothing circuit 23 ... Definition voltage generation circuit 26 ... Weak radio wave transmission / reception unit
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭59−27399（ＪＰ，Ａ) 特開 昭60−111545（ＪＰ，Ａ) 特開 昭63−283439（ＪＰ，Ａ) 特開 平３−27732（ＪＰ，Ａ) 欧州特許出願公開370943（ＥＰ，Ａ １) (58)調査した分野(Int.Cl.7，ＤＢ名) G06F 1/26 - 1/32 H02J 7/00 - 7/12 H02J 17/00 H04L 12/00 - 12/66 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-59-27399 (JP, A) JP-A-60-111545 (JP, A) JP-A-63-283439 (JP, A) 27732 (JP, A) European Patent Application Publication 370943 (EP, A1) (58) Fields investigated (Int. Cl. 7 , DB name) G06F 1/26-1/32 H02J 7 /00-7/12 H02J 17/00 H04L 12/00-12/66
Claims (6)
電磁誘導コイルを介して電磁誘導により電力供給を行う
電力伝達手段と、 無線を介して上記電力供給側装置と電力受給側装置との
間で電力制御情報の授受を常に行う無線相互通信手段と
を備え、 上記電力供給側装置の無線相互通信手段は、上記無線を
介して常に電力制御情報を上記電力受給側装置に送信
し、また、上記電力受給側装置が自らの装置に必要であ
る電源データを記憶手段から読み出し送信してくる電力
制御情報を受信し、 上記電力供給側装置と電力受給側装置の間で、上記無線
を介して上記無線相互通信手段による電力制御情報の授
受を常に行うことにより、上記電力伝達手段を制御し
て、上記電力受給側装置の要求定義に応じた電力を電力
供給側装置から上記電磁誘導コイルを介して電力受給側
装置へ供給するようにしたことを特徴とする無線式電力
供給装置。1. A power supply-side device to a power reception-side device,
Power transmission means for supplying power by electromagnetic induction through an electromagnetic induction coil; and wireless intercommunication means for constantly transmitting and receiving power control information between the power supply-side device and the power reception-side device via radio. The wireless intercommunication means of the power supply side device always transmits power control information to the power reception side device via the wireless communication, and the power supply side device requires power source data necessary for its own device. Receiving power control information that is read out from the storage means and transmitted, and always performs transmission and reception of power control information by the wireless intercommunication means between the power supply side apparatus and the power reception side apparatus via the wireless communication. Thus, the power transmitting means is controlled to supply the power according to the requirement definition of the power receiving side device from the power supplying side device to the power receiving side device via the electromagnetic induction coil. Wireless power supply apparatus according to claim.
ルを介して電力を供給することにより上記電力受給側装
置の無線相互通信手段を動作可能な状態にすることを特
徴とする請求項１記載の無線式電力供給装置。2. The power transmission device according to claim 1, wherein the power transmission device supplies power via the electromagnetic induction coil to make the wireless intercommunication device of the power receiving apparatus operable. Wireless power supply.
送られる電力制御情報は、上記電力受給側装置を特定す
るための電力受給側装置アドレス値をさらに含むことを
特徴とする請求項１記載の無線式電力供給装置。3. The power control information transmitted from the wireless intercommunication means on the power supply side further includes a power receiving side device address value for specifying the power receiving side device. Wireless power supply.
置へ、電磁誘導コイルを介して、電磁誘導により電力供
給を行う電力伝達手段と、 上記電力供給側装置と各電力受給側装置との間で電力制
御情報の授受を無線通信により常に行う無線相互通信手
段とを備え、 上記電力供給側装置の無線相互通信手段は、上記無線を
介して常に電力制御情報を上記各電力受給側装置に送信
し、また、上記各電力受給側装置が自らの装置に必要で
ある電源データを記憶手段から読み出し送信してくる電
力制御情報を受信し、 上記電力供給側装置と各電力受給側装置の間で、上記無
線を介して上記無線相互通信手段による電力制御情報の
授受を常に行うことにより、上記電力伝達手段を制御し
て、上記各電力受給側装置の要求定義に応じた電力を電
力供給側装置から上記電磁誘導コイルを介して各電力受
給側装置へ供給するようにしたことを特徴とする無線式
電力供給装置。4. A power transmission means for supplying power from a power supply-side device to a plurality of power reception-side devices by electromagnetic induction via an electromagnetic induction coil, wherein the power supply-side device and each power reception-side device Wireless intercommunication means for constantly transmitting and receiving power control information by wireless communication between the power supply side apparatuses, wherein the wireless intercommunication means of the power supply side apparatus always transmits power control information to each of the power reception side apparatuses via the radio communication. Transmitting, and receiving power control information from each of the power receiving side devices, the power control data necessary for its own device being read from the storage means and transmitted, between the power supplying side device and each of the power receiving side devices. By constantly transmitting and receiving power control information by the wireless intercommunication means via the radio, the power transmission means is controlled to supply power according to the request definition of each power receiving side device to the power supply side. Dress A wireless power supply device configured to supply power to each power receiving side device from the device via the electromagnetic induction coil.
ルを介して電力を供給することにより上記各電力受給側
装置の無線相互通信手段を動作可能な状態にすることを
特徴とする請求項４記載の無線式電力供給装置。5. The power transmission device according to claim 4, wherein the power transmission device supplies power via the electromagnetic induction coil to make the wireless mutual communication device of each of the power receiving apparatuses operable. The wireless power supply device according to claim 1.
側装置により送信される電力供給側タイムスロットと上
記電力受給側装置により送信される電力受給側タイムス
ロットを設け、上記電力供給側装置と各電力受給側装置
との間で電力制御情報の授受を行い、 上記電力伝達手段は、上記タイムスロットを使用し、上
記電磁誘導コイルを時分割駆動することにより、上記複
数の電力受給側装置へ異なる所定の電源を供給すること
を特徴とする請求項４記載の無線式電力供給装置。6. The wireless intercommunication means comprises a power supply side time slot transmitted by the power supply side device and a power reception side time slot transmitted by the power supply side device. The power transmission / reception device performs transmission / reception of power control information with each of the power receiving side devices, and the power transmission unit uses the time slot and time-divisionally drives the electromagnetic induction coil to the plurality of power receiving side devices. The wireless power supply device according to claim 4, wherein different predetermined power supplies are supplied.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27454592A JP3344593B2 (en) | 1992-10-13 | 1992-10-13 | Wireless power supply |
| JP2002192419A JP2003047178A (en) | 1992-10-13 | 2002-07-01 | Wireless power receiving device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27454592A JP3344593B2 (en) | 1992-10-13 | 1992-10-13 | Wireless power supply |
| JP2002192419A JP2003047178A (en) | 1992-10-13 | 2002-07-01 | Wireless power receiving device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002192419A Division JP2003047178A (en) | 1992-10-13 | 2002-07-01 | Wireless power receiving device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06133476A JPH06133476A (en) | 1994-05-13 |
| JP3344593B2 true JP3344593B2 (en) | 2002-11-11 |
Family
ID=53541034
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP27454592A Expired - Fee Related JP3344593B2 (en) | 1992-10-13 | 1992-10-13 | Wireless power supply |
| JP2002192419A Pending JP2003047178A (en) | 1992-10-13 | 2002-07-01 | Wireless power receiving device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002192419A Pending JP2003047178A (en) | 1992-10-13 | 2002-07-01 | Wireless power receiving device |
Country Status (1)
| Country | Link |
|---|---|
| JP (2) | JP3344593B2 (en) |
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| JP5664837B2 (en) * | 2012-10-26 | 2015-02-04 | 株式会社村田製作所 | Wireless power receiving apparatus, wireless power transmitting apparatus, and wireless power transmission system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2003047178A (en) | 2003-02-14 |
| JPH06133476A (en) | 1994-05-13 |
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