JPH06133476A - Radio-type power supply apparatus - Google Patents

Radio-type power supply apparatus

Info

Publication number
JPH06133476A
JPH06133476A JP4274545A JP27454592A JPH06133476A JP H06133476 A JPH06133476 A JP H06133476A JP 4274545 A JP4274545 A JP 4274545A JP 27454592 A JP27454592 A JP 27454592A JP H06133476 A JPH06133476 A JP H06133476A
Authority
JP
Japan
Prior art keywords
power
power supply
side device
electromagnetic induction
receiver system
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.)
Granted
Application number
JP4274545A
Other languages
Japanese (ja)
Other versions
JP3344593B2 (en
Inventor
Nobutoshi Kihara
信敏 木原
Hirosuke Komatsu
宏輔 小松
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Group Corp
Original Assignee
Sony Kihara Research Center Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Kihara Research Center Inc filed Critical Sony Kihara Research Center Inc
Priority to JP27454592A priority Critical patent/JP3344593B2/en
Publication of JPH06133476A publication Critical patent/JPH06133476A/en
Priority to JP2002192419A priority patent/JP2003047178A/en
Application granted granted Critical
Publication of JP3344593B2 publication Critical patent/JP3344593B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

PURPOSE:To provide a radio-type power supply apparatus, which can supply electric power positively within the rated power of a driving electronic apparatus without the requirement for wiring for supplying the power. CONSTITUTION:Power supply from a master system 1 to a power receiver system 2 is performed by electromagnetic induction between electromagnetic induction coils 10 and 20. The transfer of power control information is performed by radio through antennas 11 and 21 between the master system 1 and the power receiver system 2. The electric power corresponding to the requested definition is supplied to the power receiver system 2 from the master system 1.

Description

【発明の詳細な説明】Detailed Description of the Invention

【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 side device to a power supply side 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 AC drive type electronic devices using an AC power source as a drive power source and various DC drive type electronic devices using a DC power source 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。Generally, in various electronic devices of the AC drive system, they are driven by a commercial power source supplied via a power cord. Further, the DC drive type electronic device is driven by a DC power supply supplied from a power supply device such as a battery or an externally connected DC power supply 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, there is a problem that a wiring for power supply is required in order to supply power to electronic equipment by the conventional power supply device. In addition, it is necessary to be able to individually supply a power source according to its own rating to various electronic devices, and when driving multiple electronic devices with different ratings, the electric power with different voltage, current, etc. due to the difference of the devices. It was necessary to prepare the 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。Therefore, in view of the problems in the above-described conventional power supply apparatus, an object of the present invention is to reliably supply power within the rated power of the electronic equipment to be driven without requiring wiring for power supply. An object of the present invention is to provide a wireless power supply device that can be operated.

【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。In the present invention, a series of defined communication methods and changeable power defined by this 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
置と電力受給側装置との間で電力制御情報の授受を行う
無線通信手段とを備え、上記無線通信手段を介して上記
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ものである。That is, the wireless power supply apparatus according to the present invention comprises a power transmission means for supplying power from the power supply side apparatus to the power reception side apparatus by electromagnetic induction, and the power supply side apparatus and the power reception side apparatus. Wireless communication means for exchanging power control information between them, and controlling the power transmission means via the wireless communication means to supply power according to the request definition of the power receiving side apparatus from the power supply side apparatus. It is characterized in that the power is supplied 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 machine having a plurality of different power source ratings, a series of defined communication methods and a variable power defined by this communication are provided. The electromagnetic induction method enables transmission to multiple devices with different power supply ratings.

【０００９】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複数の電力受給側装置へ電磁
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
受を行う無線通信手段とを備え、上記無線通信手段を介
して上記電力伝達手段を制御して、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複数の電力
受給側装置へ供給するようにしたことを特徴とするもの
である。That is, the wireless power supply apparatus according to the present invention is a power transmission means for supplying power from a power supply side apparatus to a plurality of power reception side apparatuses by electromagnetic induction, the power supply side apparatus and each power reception side. Wireless communication means for transmitting and receiving power control information to and from the device, controlling the power transfer means via the wireless communication means, and supplying power according to the request definition of each power receiving side device. It is characterized in that the power is supplied from the side device to the plurality of power receiving side devices.

【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方
式の電力伝達手段により行い、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行う無線通
信手段を介して上記電力伝達手段を制御することによ
り、上記電力受給側装置の要求定義に応じた電力を電力
供給側装置から電力受給側装置へ供給する。In the wireless power supply apparatus according to the present invention, the power is supplied from the power supply side apparatus to the power reception side apparatus by the electromagnetic induction type power transmission means, and the power supply side apparatus and the power reception side apparatus are connected. By controlling the power transmission means via a wireless communication means for exchanging power control information between them, power corresponding to the request definition of the power receiving side device is supplied from the power supply side device to the power receiving side device. .

【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
供給を電磁誘導方式の電力伝達手段により行い、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
の授受を行う無線通信手段を介して上記電力伝達手段を
制御することにより、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複数の電力受給側装
置へ供給する。Further, in the wireless power supply device according to the present invention, power is supplied from the power supply side device to the plurality of power receiving side devices by the power transfer means of the electromagnetic induction system, and the power supply side device and each power supply device. By controlling the power transmission means via a wireless communication means for exchanging power control information with the power receiving side device, a plurality of powers from the power supplying side device are supplied with power according to the request definition of each power receiving side device. To the power receiving side device.

【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。Embodiments of the wireless power supply apparatus according to the present invention will be described in detail below with reference to the drawings.

【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。The wireless power supply apparatus according to the present invention comprises, for example, as shown in FIG. 1, a master system 1 which is a power supply side apparatus and a power receiver system 2 which is a power reception side apparatus. Each of the systems 1 and 2 includes an electromagnetic induction coil 10 that constitutes an electromagnetic induction type power transmission means,
20 and antennas 11 and 21 forming a wireless communication means for exchanging power control information, and are capable of exchanging 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
2 is provided with a power supply circuit 13 for rectifying commercial power supply to generate a DC power supply, and 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 circuit 13 is the power cable 1
A power transformer 13A to which commercial power is supplied to the primary coil via 2, a low-voltage rectifier circuit 13B connected to the secondary first coil of the power transformer 13A, and a secondary side of the power transformer 13A. The voltage selector 13C for selecting the tamper of the second coil, the rectifying / smoothing circuit 13D to which the output of the voltage selector 13C is supplied, and the like.

【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 by the rectified output. The system controller 15 controls the voltage selector 13C.

【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 electromagnetic induction coil 10 and the GCS 14 are connected in series to the output end of the rectifying / smoothing circuit 13D. The rectifying / smoothing circuit 13D includes the power supply transformer 13A selected by the voltage selector 13C.
The AC voltage obtained at the tamper of the second coil of the secondary side is rectified, and the rectified output is supplied 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 is an output controller 1 connected to the system controller 15.
6, a weak radio wave transmission unit 17, a weak radio wave reception 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 is responsive to the control pulse from the system controller 15 to the GC.
The electromagnetic induction coil 10 is driven by switching operation of S14. The weak radio wave transmission unit 17 is configured to transmit the control information from the system controller 15 from the antenna 11 using a weak radio wave as a medium. In addition, the weak radio wave receiving unit 18 receives the control information transmitted from the power receiver system 2 using the weak radio wave as a medium.
1, and supplies this 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 is
Rectifying and smoothing circuit 22 connected to the electromagnetic induction coil 20
The target DC voltage is output from the definition power supply generation circuit 23 connected to the output terminal of the rectifying and 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, the power receiver system 2 is
Power supply circuit 2 connected to the output terminal of the rectifying / smoothing circuit 22
4, a system controller 25 driven by 4 and a weak radio wave reception unit 26 connected to the antenna 21. The weak radio wave transmission / reception unit 26 transmits the control information from the system controller 25 from the antenna 21 using a weak radio wave as a medium. Further, the weak radio wave transmission / reception unit 26 receives control information transmitted from the master system 1 using weak radio waves 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 apparatus having such a structure, the electromagnetic induction coils 10 and 2 of the above systems 1 and 2 are
0s 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。Then, in the case where the power receiver system 2 does not have a power source for enabling 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。The master system 1 has a system controller 15 driven by the power supply circuit 13 at the time of startup.
Is activated to send a pulse, for example, 10 times per second. This pulse is passed through the output control circuit 16 to the above G
It is supplied to CS14. As a result, 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 the electromotive force induced in the electromagnetic induction coil 20 positioned so as to face the electromagnetic induction coil 10 on the master system 1 side by the rectifying / smoothing circuit 22. DC power is supplied to the system controller 25 via the power supply circuit 24. As a result, 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 supply for the system controller even when there is no charge such as a rechargeable battery. It is operated to transmit the power supply data, which is described in an internal ROM (not shown) and is necessary for its own device, 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 the power supply data transmitted from the power receiver system 2 by the radio wave receiving section 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 the voltage for operating the electromagnetic induction coil 10 is controlled. Also,
The frequency at which the electromagnetic induction coil 10 is operated 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 definition power generation circuit 23. Etc. are converted and used. The high frequencies used here are mainly between 10 KHz and 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 a resistor R having a relatively high resistance value.
And Zener diode Di protects it.

【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 source obtained by the above-mentioned power source generating circuit 23 is used, for example, for charging a battery or operating a machine. The entire system constantly communicates and transmits and receives energy that dynamically responds 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 supply request from the power receiver system 2, the master system 1 performs time division. A slot, for example, T1 of 8 divided slots is assigned. 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 uses each time slot of the time division, controls the number of the voltage and the pulse, and drives the electromagnetic induction coil 10 in the time division so that the plurality of power receiver systems 2 can be obtained. Supply power with different ratings. The master system 1 always transmits master data for polling to the power receiver system 2 from the weak radio wave transmission unit 17 via the antenna 11. In this example, 49MHz
Two waves in the band are used by the master system 1 and the power receiver system 2, and as shown in FIG. 2, FSK 9.6 KB is used.
First, MSYNC (master sync), MF1 (master flag 1), MA1 (master address 1),
Send a signal such as MM1 (master message 1). In this series of master data, MSYNC means the beginning of communication, MF1 is a flag to the power receiver system 2, MA1 represents the model and address 1 of the power receiver system 2, and a message is described in, for example, 16 bits of MM1. The voltage definition and power-up communication 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 a machine defined as the power receiver system 2, and an emergency command and the like are shown, followed by an address and a message, and in this example, eight machines are polled for one cycle. , Return to the sync code at the beginning. The power receiver system 2 checks the polling of the master system 1 and opens the time slot for one's communication with a delay of one word SF1 to SM1 are the usable slots of the power receiver system 2, and then the power receiver system 2 There are 2 time slots, and the circuit goes up 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 takes about 40 laps per second, for example, and the power receiver system 2 makes a large movement on the electromagnetic induction coil, so that the master system 1 is informed of the state even when a large amount of power fluctuation occurs. It is possible, and urgent control is possible. The above series of communication protocols and command codes are separately defined in the 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, basically cut the energy transferable part and interface it in a form that can finally create the desired voltage, current and frequency, so that optimal energy can be transferred without waste by mutual communication. Wirelessly. Therefore, it is not necessary to connect with a connector, restrictions on standards such as voltage and current are relaxed, and power can be supplied to a plurality of machines with 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, it is possible to provide a wireless power supply device capable of surely supplying power within the rated power of the electronic equipment to be driven without requiring wiring for power supply. You can

【図面の簡単な説明】[Brief description of drawings]

【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 division manner.

【符号の説明】[Explanation of symbols]

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 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 transmitter 18 Weak radio wave receiver 22 Rectifying and smoothing circuit 23 .... Definition voltage generation circuit 26 ..

Claims (2)

【特許請求の範囲】[Claims] 【請求項１】 電力供給側装置から電力受給側装置へ電
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電力受給側装置との間で電力制御
情報の授受を行う無線通信手段とを備え、 上記無線通信手段を介して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. Power transmission means for supplying power from a power supply side device to a power reception side device by electromagnetic induction, and wireless communication for exchanging power control information between the power supply side device and the power reception side device. Means for controlling the power transmission means via the wireless communication means to supply power according to the request definition of the power receiving side device from the power supply side device to the power receiving side device. A wireless power supply device characterized by: 【請求項２】 電力供給側装置から複数の電力受給側装
置へ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
御情報の授受を行う無線通信手段とを備え、 上記無線通信手段を介して上記電力伝達手段を制御し
て、各電力受給側装置の要求定義に応じた電力を電力供
給側装置から複数の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。2. A power transmission means for supplying power from a power supply side device to a plurality of power reception side devices by electromagnetic induction, and exchange of power control information between the power supply side device and each power reception side device. Wireless communication means for performing, controlling the power transmission means via the wireless communication means, and supplying power according to the request definition of each power receiving side device from the power supply side device to the plurality of power receiving side devices. A wireless power supply device characterized in that.
JP27454592A 1992-10-13 1992-10-13 Wireless power supply Expired - Fee Related JP3344593B2 (en)

Priority Applications (2)

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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

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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

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