JPH06133476A - Radio-type power supply apparatus - Google Patents

Radio-type power supply apparatus

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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
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Prior art keywords
power
power supply
system
electromagnetic induction
apparatus
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JP4274545A
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Japanese (ja)
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JP3344593B2 (en
Inventor
Nobutoshi Kihara
Hirosuke Komatsu
宏輔 小松
信敏 木原
Original Assignee
Sony Kihara Kenkyusho:Kk
株式会社ソニー木原研究所
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Priority to JP27454592A priority Critical patent/JP3344593B2/en
Publication of JPH06133476A publication Critical patent/JPH06133476A/en
Priority to JP2002192419A priority patent/JP2003047178A/en
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Publication of JP3344593B2 publication Critical patent/JP3344593B2/en
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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.
COPYRIGHT: (C)1994,JPO&Japio

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。 The present invention relates to relates to a wireless power supply for supplying power wirelessly from the power supply-side device to the power receiving 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。 Conventionally, various electronic devices of the AC drive system using an AC power supply as a driving power source, a variety of electronic apparatuses DC drive system using a DC power source is provided widely.

【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。 Generally, the various electronic devices of the AC drive system is driven by a commercial power supplied through the power cord. 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。 The electronic device of the dc drive system is driven by a DC power supplied by the power supply device, such as a DC power supply is a battery or an external connection.

【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。 [SUMMARY OF THE INVENTION Incidentally, in order to supply power by a conventional power supply to the electronic equipment, there is a problem that it requires wiring for power supply. 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。 Also, must be able to supply power in accordance with its own rated separately for various electronic devices, when driving a plurality of electronic devices having different ratings, due to differences in equipment, power voltage, a current may vary there was a need to prepare the supply 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。 An object of the present invention has been made in view of the problems in the conventional power supply apparatus described above, without the need for wiring for power supply, a reliable power supply in the rated power of the electronic apparatus to be driven and to provide a wireless power supply apparatus capable of performing.

【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 SUMMARY OF] is a series of defined communication method, the power can be changed to be defined by the communication and can be transmitted by an electromagnetic induction method to the other equipment.

【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。 Namely, the wireless power supply apparatus according to the present invention, a power transmission means for supplying power by electromagnetic induction from the power supply-side device to the power receiving side device, and the power supply-side device and the power receiving side device and a wireless communication means for transmitting and receiving power control information among, and controls the power transmission means via said wireless communication means, the electric power corresponding to the required definition of the power receiving side apparatus from the power supply-side device it is characterized in that it has 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。 [0008] In the present invention, in a radio automatic variable power supply device capable of driving machine with a plurality of different power ratings, and a set of defined communication method, the power can be changed to be defined by the communication and it can be transmitted to the different devices of a plurality of power supply rated by an electromagnetic induction method.

【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。 [0009] That is, the wireless power supply apparatus according to the present invention, a power transmission means for supplying power by electromagnetic induction from the power supply-side device to a plurality of power receiving-side apparatus, said power supply unit and the power receiving side and a wireless communication means for transmitting and receiving power control information with the device, and controls the power transmission means via said wireless communication means, power supply power according to the required definition of the power receiving side apparatus it is characterized in that it has to be supplied from the side apparatus to a plurality of power receiving-side apparatus.

【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。 [Action] In wireless power supply apparatus according to the present invention is carried out by the power transmission means of electromagnetic induction type power supply to the power receiving side apparatus from the power supply-side device, and the power supply-side device and the power receiving side device by controlling the power transmission means via a wireless communication means for transmitting and receiving power control information between supplies electric power corresponding to the required definition of the power receiving side apparatus 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。 [0011] In wireless power supply apparatus according to the present invention is carried out by the power transmission means of electromagnetic induction type power supply from the power supply-side device to a plurality of power receiving-side apparatus, said power supply unit and the power by controlling the power transmission means via a wireless communication means for transmitting and receiving power control information between the receiving-side apparatus, a plurality of electric power corresponding to the required definition of the respective power receiving side apparatus from the power supply-side device It is supplied 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。 EXAMPLES Hereinafter, examples of the wireless power supply apparatus according to the present invention will be described in detail in accordance with accompanying 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。 [0013] Wireless power supply device according to the present invention, for example as shown in FIG. 1, and a master system 1 and the power receiver system 2 which is a power receiving side apparatus is a power supply-side device. 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, Each system 1,2, the electromagnetic induction coil 10 constituting the power transmission means of electromagnetic induction,
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。 20, has a antenna 11 and 21 included in the wireless communication means for transmitting and receiving power control information is to enable the exchange of exchange data with energy.

【0014】上記マスタシステム1は、電源ケーブル1 [0014] The master system 1, power cable 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。 Commercial power supplied through the second rectifier and a power supply circuit 13 for generating a DC power supply, the electromagnetic induction coil 10 is connected via a GCS14 to the power supply circuit 13.

【0015】上記電源回路13は、上記電源ケーブル1 [0015] The power supply circuit 13, the power cable 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。 A power transformer 13A that commercial power is supplied to the primary coil via a 2, a low-voltage rectifier circuit 13B connected to the secondary of the first coil of the power transformer 13A, secondary side of the power transformer 13A a voltage selector 13C to select the stamp of the second coil, the output of the voltage selector 13C is composed and the like rectifying smoothing circuit 13D 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 [0016] The low-voltage rectifier circuit 13B includes a system controller 1 employing a microprocessor at its output
5が接続されている。 5 is connected. 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。 The low-voltage rectifier circuit 13B rectifies the AC voltage obtained in the secondary of the first coil of the power transformer 13A, due to its rectified output to drive the system controller 15. 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。 It said voltage selector 13C is adapted to be 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。 [0017] Then, the rectifying and smoothing circuit 13D is the electromagnetic induction coil 10 and GCS14 are connected in series at its output. 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 The rectifying and smoothing circuit 13D is the voltage above the power transformer 13A that is selected by the selector 13C
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。 Of the second alternating voltage obtained at tamp the coil of the secondary side is rectified 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 Further, the master system 1, the output controller 1 connected to the system controller 15
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。 6 and the weak radio wave transmitter 17, weak radio wave receiver 18, and a display section 19.

【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 [0019] The output controller 16, the GC in accordance with the control pulses from the system controller 15
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。 By switching operation of the S14, and drives the electromagnetic induction coil 10. 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。 The weak radio transmitting unit 17 is configured to transmit from the antenna 11 as a medium to weak radio wave control information from the system controller 15. 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 Furthermore, the weak radio wave receiver section 18, the power receiver system 2 the control information transmitted very weak radio waves as a medium from the antenna 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。 Receiving via a 1, which is the control information to be supplied to the system controller 15.

【0020】また、上記パワーレシーバシステム2は、 [0020] In addition, the power receiver system 2,
上記電磁誘導コイル20に接続された整流平滑回路22 The electromagnetic induction rectifying and smoothing circuit 22 connected to the coil 20
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。 The provided, and outputs a DC voltage of interest from the definition power generating 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、 [0021] In addition, the power receiver system 2,
上記整流平滑回路22の出力端に接続された電源回路2 The rectifying and smoothing circuit power supply circuit 2 connected to the output end of the 22
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。 It includes a system controller 25 which is driven by a 4, a weak radio wave receiver 26 connected to the antenna 21. 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。 The weak radio wave transmission and reception unit 26 is configured to transmit from the antenna 21 as a medium to weak radio wave control information from the system controller 25. 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。 Furthermore, the weak radio wave transmitting and receiving unit 26, the control information transmitted as medium weak radio wave from the master system 1 and received through the antenna 11, the control information is supplied to the system controller 25 going on.

【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 [0022] In the wireless power supply apparatus having such a configuration, electromagnetic induction coil of the respective systems 1, 2 10, 2
0は、互いに対向する位置に配置される。 0 is arranged at a position 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。 [0023] Then, as in this embodiment, when the power receiver system 2 that does not have a power that allows communication by radio, 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 The master system 1, at the time of startup, the system controller 15 which is driven by the power supply circuit 13
が作動して1秒に例えば10回のパルスを送出する。 There sends a pulse, for example, 10 times per second in operation. このパルスは、出力コントロール回路16を介して上記G This pulse via the output control circuit 16 the G
CS14に供給される。 It is supplied to the CS14. 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。 Thus, the GCS14 is switching operation, driving 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。 On the other hand the power receiver system 2 is obtained by rectifying the electromotive force induced in the electromagnetic induction coil 20 which is positioned so as to face the electromagnetic induction coil 10 of the master system 1 side by the rectifying and smoothing circuit 22 DC power is supplied to the system controller 25 through the power supply circuit 24. これにより、このパワーレシーバシステム2 As a result, the power receiver system 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。 , Even charge the absence of such rechargeable battery is used as power supply for the system controller an electromotive force generated in the electromagnetic induction coil 20 is rectified by the rectifying and smoothing circuit 22, the system controller 25 is operated, it transmits the power data is required to the apparatus of themselves written in the internal ROM (not shown) from the weak radio wave transmission and reception 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。 [0026] Then, the master system 1, the power data transmitted from the power receiver system 2 is received by the radio receiver 18 via the antenna 11. 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。 The system controller 15 analyzes the power data the radio receiver 18 receives, 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。 [0027] controlling the voltage selector 13C selects the voltage for operating the electromagnetic induction coil 10. また、 Also,
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 frequency for operating the electromagnetic induction coil 10 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。 The [0028] above, an appropriate energy is generated in the electromagnetic induction coil 10. 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。 High frequency power generated in the power-les electromagnetic induction coil 20 of the grass system 2 placed in the vicinity of the electromagnetic induction coil 10 is rectified by the rectifying and smoothing circuit 22, the purpose of the DC voltage at the defined power generating circuit 23 It is converted into equally be utilized. ここで使用される高周波数は、主として10KHz〜100KHzである。 High frequency, as used herein, is primarily 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。 [0029] In the case where the power receiver system 2 has a battery or the like as a wireless communicable power, electromagnetic induction is initiated by mutual communication. 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 Also in the case this voltage is high, the voltage used as a power supply for the system controller is higher in resistance value relatively resistor R
とツェナーダイオードDiにより保護される。 Are protected by Zener diodes Di and.

【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。 The DC power supply obtained by the above-defined power supply generation circuit 23 is used, for example, for operation of the battery charge and machine. 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 entire system always communicate, sends and receives energy corresponding to dynamically change.

【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。 [0031] Here, the master system 1 is a power supply side is capable of communicating with a plurality of power receiver system 2 receives a power request from the power receiver system 2, the time division slots, for example, assign the T1 of 8 division slot. 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。 Further, another voltage from the power receiver system 2 receives a request for current and assigns T2.

【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。 [0032] Thereafter, the master system 1 using each time slot of the time division, to control the number of voltage and pulse by time-division driving the electromagnetic induction coil 10, a plurality of power receiver system 2 It supplies power against a different rating. 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。 Note that the master data of the master system 1 is always polling send to power receiver system 2 via the antenna 11 from the weak radio transmitting unit 17. この例では、49MHz In this example, 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 The two waves of the strip used in the master system 1 and the power receiver system 2, as shown in FIG. 2, FSK 9.6 kb
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)、 First at MSYNC (master synchro), MF1 (master flag 1), MA1 (master address 1),
MM1(マスタ・メッセージ1)等の信号を送る。 It sends a signal, such as MM1 (Master Message 1). 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。 This set of master data means leading MSYNC is communication, MF1 is the flag to a power receiver system 2, MA1 represents types and address 1 of the power receiver system 2, the message is described, for example, 16-bit MM1 is, communication, definitions and power-up voltage is 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。 [0033] Next MF2 is a flag to the defined machine as a power receiver system 2, the emergency command, etc. are shown, following the address, the message and continued, one-round said polls 8 machines in this example Back to the top of the synchronous code. 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。 Power receiver system 2 to check the polling of the master system 1, one word delay from SF1 to open the time slot for their own communication to SM1 is slot available power receiver system 2, followed by the power receiver system There are two for the time slot, to round 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。 [0034] In this communication approximately 40 laps as an example one second, the motion increases over power receiver system 2 is an electromagnetic induction coil, notify its status to the master system 1 even when the power fluctuation is great generated it can, it is possible to urgent control. 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。 Separately defined code table for a set of communication protocols and command codes above.

【0035】 [0035]

【発明の効果】本発明に係る無線式電力供給装置では、 EFFECT OF THE INVENTION In wireless power supply apparatus according to the present invention,
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。 In the power supply, cut basically transfer moiety energy, finally sought-voltage, current, and interferons chair freely able to produce form the frequency, so that it can send and receive without waste optimum energy by mutual communication that it, was possible with wireless. 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。 Therefore, there is no need to connect the connector, voltage, limited by the specifications of the current and the like is reduced, it can supply power to different machines of standard.

【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。 [0036] Therefore, according to the present invention, without the need for wiring for power supply, to provide a wireless power supply apparatus that can reliably perform power supply in the rated power of the electronic apparatus to be driven can.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE 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。 Is a block circuit diagram showing a configuration of a wireless power supply apparatus according to the present invention; FIG.

【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。 2 is a timing chart showing the operation of the master system time division supplying power to a plurality of power receivers system.

【符号の説明】 DESCRIPTION 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 transmitter 18 ...... weak radio wave receiver 22 ...... rectifying and smoothing circuit 23 ...... defined voltage generating circuit 26 ...... weak radio wave transmission and reception unit

Claims (2)

    【特許請求の範囲】 [The claims]
  1. 【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。 A power transmission means for supplying power by electromagnetic induction from 1. A power supply device to the power receiving side device, a wireless communication for transmitting and receiving power control information between said power supply side apparatus and the power receiving side device and means, to control the power transmission means via said wireless communication means, it has to supply the power corresponding to the required definition of the power receiving side apparatus from the power supply-side device to the power receiving side device wireless power supply apparatus according to claim.
  2. 【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。 A power transmission means for supplying power by electromagnetic induction from wherein the power supply-side device to a plurality of power receiving side apparatus, the exchange of power control information between said power supply side apparatus and the power receiving side apparatus and a wireless communication means for performing, by controlling the power transmission means via said wireless communication means, supplied with electric power corresponding to the required definition of the power receiving side apparatus from the power supply-side device to a plurality of power receiving-side apparatus wireless power supply apparatus characterized by the the to.
JP27454592A 1992-10-13 1992-10-13 Wireless power supply Expired - Fee Related JP3344593B2 (en)

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