JP5895449B2 - 非接触電力送信装置、および、非接触電力伝送システム - Google Patents
非接触電力送信装置、および、非接触電力伝送システム Download PDFInfo
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- H04B5/79—
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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
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
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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
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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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
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Description
非接触電力送信装置の充電状態に基づいて、送信回路部の電力送信を制御する方法には、送信制御部が、電力を送信している指示している送信回路部の負荷変調の第二の周期と、非接触電力受信装置の負荷変調の第一の周期との差を求め、その差が所定の基準値より小さくないときには、その送信回路部に対応する収納ポケットに挿入された非接触電力受信装置の充電が完了したと判定し、その送信回路部の電力送信を停止する方法がある。
以下、図1ないし図12を用いて本発明の第一の実施形態に係る非接触電力伝送システムについて説明する。
図1は、本発明の第一の実施形態に係る非接触電力伝送システムの構成のイメージを示す図である。
図2は、本発明の第一の実施形態に係る非接触電力伝送システムの各部の構成を示すブロック図である。
図3は、出力検出部213の構成を示すブロック図である。
図4は、デジタルテレビ1の送信回路部214と3Dメガネ2の受信回路部251の構成を示すブロック図である。
図5は、送電管理テーブルの一例を示す図である。
図6は、非接触電力送信部10が電力送信を開始するとき処理を示すフローチャートである。
図7は、送電対象装置の判定処理を示すフローチャートである。
図8は、充電完了検出の処理を示すフローチャートである。
図9は、第一の実施形態において、充電状態の判定処理を示すフローチャートである。
図10は、負荷変調周期Tを算出するために、出力検出部213が出力する電圧値の信号波形を示した図である。
図11は、収納ポケットからの装置の取出しを検出する処理を示すフローチャートである。
図12は、非接触電力送信部10における異常温度を検出するときの処理を示すフローチャートである。
以下、図13を用いて本発明の第二の実施形態に係る非接触電力伝送システムについて説明する。
図13は、第二の実施形態において、充電状態の判定処理を示すフローチャートである。
以下、図14ないし図15を用いて本発明の第三の実施形態に係る非接触電力伝送システムについて説明する。
図14は、本発明の第三の実施形態に係る非接触電力伝送システムの各部の構成を示すブロック図である。
図15は、充電状態をユーザに表示する画面の例を示す図である。
以下、図16ないし図17を用いて本発明の第四の実施形態に係る非接触電力伝送システムについて説明する。
図16は、3D映像の受信に応じて、表示部に3Dメガネの状態を表示する映像信号受信・再生部220の処理を示すフローチャートである。
図17は、デジタルテレビの3D映像表示時に、3Dメガネの充電状態をユーザに提示する画面の一例を示す図である。
1,2,3,4…3Dメガネ(非接触電力受信装置)
10…非接触電力送信部
11,12,13,14…収納ポケット
201…電源供給部
202…電源回路部
211…発振回路部
212…増幅回路部
213…出力検出部
214…送信回路部
215…送電制御部
216…収納検知部
217…状態表示部
218…給電対象検知部
220…映像信号受信・再生部
221…チューナ部
222…復調復号部
223…デマックス部
224…デコード部
225…音声出力部
226…合成部
227…映像表示部
228…ネットワーク接続部
229…操作I/F部
230…制御部
231…OSD部
232…メモリ部
233…同期送信部
235…アンテナ接続端子
236…ネットワーク端子
237…操作機器信号受信部
238…外部入力端子
239…外部入力I/F部
240,241 スイッチ
250…非接触電力受信部
251…受信回路部
252…充電回路部
253…2次電池
254…負荷変調部
260…光学動作部
262…同期受信部
263…復調部
264…右レンズ部
265…左レンズ部
301…スイッチ部
302,303,304,305,332…励振素子
306,307,308,309,331…共鳴素子
311,312,333,334,821,822,823,824…接続端子
313…スイッチ制御信号端子
811…温度検出部
812…充電状態検出部
813…送電対象検出部
1010…通信I/F
Claims (9)
- 少なくとも一つの非接触電力受信装置へ非接触で電力を送信する送信回路部と、
前記非接触電力受信装置を収納する複数の収納ポケットと、
前記収納ポケットへの物体の挿入を検知する収納検知部と、
前記収納ポケットへ挿入された物体が電力の送信対象である非接触電力受信装置か否かを判定する出力検出部と、
前記送信回路部での電力の送信を制御する送信制御部とを備え、
前記送信回路部は、前記各々の収納ポケットに対応した励振素子と共鳴素子とを各々有し、前記送信制御部の制御によって、前記送信制御部が指定した収納ポケットから電力を送信し、
前記送信制御部は、前記収納検知部で物体の挿入を検知した場合に、該当する収納ポケットに挿入された物体が電力の送信対象であるかあるか否かを判定するときに、該当する収納ポケットの送信回路部にのみ電力を送信するように指示し、その他の収納ポケットの送信回路部には、電力の送電を停止する指示をし、前記出力検出部からの情報により、該物体が電力の送信対象である非接触電力受信装置か否かを判定し、非接触電力受信装置と判定した場合に、前記送信回路部に該当する収納ポケットから電力を送信するように制御することを特徴とする非接触電力送信装置。 - 前記非接触電力受信装置は、
受信する受信回路部と、
前記受信回路部が受信した電力を2次電池に供給し充電する充電回路と、
供給された電力を蓄積する2次電池と、
前記充電回路が2次電池へ電力を供給している間、第一の周期で負荷変調をおこなう負荷変調部とを備え、
前記出力検出部は、前記非接触電力受信装置の負荷変調部の負荷変調により生じる前記送信回路部側での負荷変調の第二の周期を、所定の時間測定し、
前記送信制御部は、前記挿入を検知された物体の収納ポケットに対応する前記送信回路部の前記第二の周期と、前記第一の周期との差を求め、その差が所定の基準値より小さいときには、前記挿入を検知された物体を電力の送信対象であると判定することを特徴とする請求項1記載の非接触電力送信装置。 - 前記送信制御部は、前記出力検出部が測定した前記非接触電力送信装置から前記非接触電力受信装置への入射電力量と、前記非接触電力受信装置から前記非接触電力送信装置へ返ってくる反射電力量を取得し、前記入射電力量の前記反射電力量に対する比を伝送率として求め、前記伝送率が所定の基準値より大きいときには、前記挿入を検知された物体を電力の送信対象であると判定することを特徴とする請求項1記載の非接触電力送信装置。
- 前記非接触電力受信装置は、
受信する受信回路部と、
前記受信回路部が受信した電力を2次電池に供給し充電する充電回路と、
供給された電力を蓄積する2次電池と、
前記充電回路が2次電池へ電力を供給している間、第一の周期で負荷変調をおこなう負荷変調部とを備え、
前記出力検出部は、前記非接触電力受信装置の負荷変調部の負荷変調により生じる送信回路部側での負荷変調の第二の周期を、所定の時間測定し、
前記送信制御部は、前記電力を送信している前記送信回路部の前記第二の周期と、前記第一の周期との差を求め、その差が所定の基準値より小さくないときには、その送信回路部に対応する収納ポケットに挿入された非接触電力受信装置の充電が完了したと判定し、
その送信回路部の電力送信を停止することを特徴とする請求項1記載の非接触電力送信装置。 - 前記送信制御部は、前記出力検出部が測定した前記非接触電力送信装置から前記非接触電力受信装置への入射電力量と、前記非接触電力受信装置から前記非接触電力送信装置へ返ってくる反射電力量を取得し、前記入射電力量の前記反射電力量に対する比を伝送率として求め、前記伝送率が所定の基準値より大きくないときには、その送信回路部に対応する収納ポケットに挿入された非接触電力受信装置の充電が完了したと判定し、その送信回路部の電力送信を停止することを特徴とする請求項1記載の非接触電力送信装置。
- 非接触電力送信装置と少なくとも一つ以上の非接触電力受信装置に、非接触により電力を非接触電力伝送システムにおいて、
前記非接触電力送信装置は、
少なくとも一つの非接触電力受信装置へ非接触で電力を送信する送信回路部と、
前記非接触電力受信装置を収納する複数の収納ポケットと、
前記収納ポケットへの物体の挿入を検知する収納検知部と、
前記収納ポケットへ挿入された物体が電力の送信対象である非接触電力受信装置か否かを判定し、前記非接触電力受信装置の充電状態を検出する出力検出部と、
前記送信回路部での電力の送信を制御する送信制御部と、
前記非接触電力受信装置の充電状態を表示する表示部とを備え、
前記送信回路部は、前記各々の収納ポケットに対応した励振素子と共鳴素子とを各々有し、前記送信制御部の制御によって、前記送信制御部が指定した収納ポケットから電力を送信し、
前記送信制御部は、前記収納検知部で物体の挿入を検知した場合に、該当する収納ポケットに挿入された物体が電力の送信対象であるか否かを判定するときに、該当する収納ポケットの送信回路部にのみ電力を送信するように指示し、その他の収納ポケットの送信回路部には、電力の送電を停止する指示をし、前記出力検出部により、該物体が電力の送信対象である非接触電力受信装置か否かを判定し、非接触電力受信装置と判定した場合に、
前記送信回路部に該当する収納ポケットから電力を送信するように制御し、
前記送信制御部は、前記出力検出部からの充電状態を受け取って、前記表示部に収納ポケットにおける非接触電力受信装置での充電状態を表示させることを特徴とする非接触電力伝送システム。 - 前記非接触電力受信装置は、
受信する受信回路部と、
前記受信回路部が受信した電力を2次電池に供給し充電する充電回路と、
供給された電力を蓄積する2次電池と、
前記充電回路が2次電池へ電力を供給している間、第一の周期で負荷変調をおこなう負荷変調部とを備え、
前記出力検出部は、前記非接触電力受信装置の負荷変調部の負荷変調により生じる前記送信回路部側での負荷変調の第二の周期を、所定の時間測定し、
前記送信制御部は、前記挿入を検知された物体の収納ポケットに対応する前記送信回路部の前記第二の周期と、前記第一の周期との差を求め、その差が所定の基準値より小さいときには、前記挿入を検知された物体を電力の送信対象であると判定することを特徴とする請求項6記載の非接触電力伝送システム。 - 前記送信制御部は、前記出力検出部が測定した前記非接触電力送信装置から前記非接触電力受信装置への入射電力量と、前記非接触電力受信装置から前記非接触電力送信装置へ返ってくる反射電力量を取得し、前記入射電力量の前記反射電力量に対する比を伝送率として求め、前記伝送率が所定の基準値より大きくないときには、その送信回路部に対応する収納ポケットに挿入された非接触電力受信装置の充電が完了したと判定し、その送信回路部の電力送信を停止することを特徴とする請求項6記載の非接触電力伝送システム。
- 3D映像を受信して再生するデジタルテレビと、前記3D映像の再生時に視聴に用いる3Dメガネとからなるデジタルテレビシステムにおいて、
前記デジタルテレビは、
映像信号受信・再生部と、
前記3Dメガネに非接触で電力を送信する非接触電力伝送部とを有し、
前記映像信号受信・再生部は、
制御部と、
収納ポケットの状態と、前記3Dメガネの充電状態とを表示する表示部とを備え、
前記非接触電力伝送部は、
少なくとも一つの3Dメガネへ非接触で電力を送信する送信回路部と、
前記3Dメガネを収納する複数の収納ポケットと、
前記収納ポケットへの物体の挿入を検知する収納検知部と、
前記収納ポケットへ挿入された物体が電力の送信対象である3Dメガネか否かを判定し、前記3Dメガネの充電状態を検出する出力検出部と、
前記送信回路部での電力の送信を制御する送信制御部とを備え、
前記送信回路部は、前記各々の収納ポケットに対応した励振素子と共鳴素子とを各々有し、前記送信制御部の制御によって、前記送信制御部が指定した収納ポケットから電力を送信し、
前記送信制御部は、前記収納検知部で物体の挿入を検知した場合に、該当する収納ポケットに挿入された物体が電力の送信対象であるか否かを判定するときに、該当する収納ポケットの送信回路部にのみ電力を送信するように指示し、その他の収納ポケットの送信回路部には、電力の送電を停止する指示をし、前記出力検出部により、該物体が電力の送信対象である3Dメガネか否かを判定し、3Dメガネと判定した場合に、前記送信回路部に該当する収納ポケットから電力を送信するように制御し、
前記制御部は、受信した映像が3D映像か否かを判定し、受信した映像が3D映像であると判定したときに、前記表示部に、前記収納ポケットの状態と、前記3Dメガネの充電
状態とを表示させることを特徴とするデジタルテレビシステム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011236791A JP5895449B2 (ja) | 2011-10-28 | 2011-10-28 | 非接触電力送信装置、および、非接触電力伝送システム |
EP12173929.6A EP2587684A2 (en) | 2011-10-28 | 2012-06-27 | Contact-less power transmitter and contact-less power transmission system |
US13/535,622 US20130107023A1 (en) | 2011-10-28 | 2012-06-28 | Contact-less Power Transmitter and Contact-less Power Transmission System |
CN201210227649.8A CN103094974B (zh) | 2011-10-28 | 2012-07-02 | 非接触电力发送装置和非接触电力传输系统 |
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2012
- 2012-06-27 EP EP12173929.6A patent/EP2587684A2/en not_active Withdrawn
- 2012-06-28 US US13/535,622 patent/US20130107023A1/en not_active Abandoned
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US20130107023A1 (en) | 2013-05-02 |
EP2587684A2 (en) | 2013-05-01 |
CN103094974B (zh) | 2015-06-17 |
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