JP6274720B2 - 無線電力送信装置及び方法 - Google Patents
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- 230000005540 biological transmission Effects 0.000 title claims description 241
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- 230000005674 electromagnetic induction Effects 0.000 claims description 5
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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
-
- 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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- 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
-
- 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
-
- 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
- H02J50/402—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
-
- 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
- H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
-
- 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
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/79—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for data transfer in combination with power transfer
-
- 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
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/10—The network having a local or delimited stationary reach
- H02J2310/20—The network being internal to a load
- H02J2310/22—The load being a portable electronic device
-
- 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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00034—Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
-
- 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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00036—Charger exchanging data with battery
-
- 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
- H02J7/00047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with provisions for charging different types of batteries
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
- H02J7/0049—Detection of fully charged condition
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
110−1 第1電力送信コイル
110−2 第2電力送信コイル
110−3 重畳領域
200−1、200−2 受電装置
210−1、210−2 電力受信コイル
300 交流/直流コンバータ
400 無線電力送信装置
410 電力送信制御部
420 駆動ドライバ
430 直列共振型コンバータ
440−1 第1電力送信コイル
440−2 第2電力送信コイル
450 スイッチング駆動部
460−1、460−2 スイッチ
470 第1信号送信部
480 第1信号受信部
500 受電装置
510 電力充電制御部
520 電力受信コイル
530 整流部
540 充電部
550 バッテリセルモジュール
560 第2信号受信部
570 第2信号送信部
Claims (8)
- 第1電力送信コイル及び第2電力送信コイルから無線で電力を送信する電力送信部と、
前記電力送信部が送信する電力を充電する受電装置が複数の場合、前記複数の受電装置の優先順位を判断し、判断した優先順位に従って前記複数の受電装置を1つずつ選択して順次電力を送信するように制御する電力送信制御部と
を含み、
前記電力送信部は、
前記電力送信制御部の制御により、前記複数の受電装置のIDに関する情報、携帯端末機に取り付けられているか否かに関する情報、及び電力充電状態に関する情報を要求する情報要求信号を発生し、前記情報要求信号を前記第1電力送信コイルを利用して無線で前記第1電力送信コイルの上部に載置された第1受電装置に送信し、前記第2電力送信コイルを利用して無線で前記第2電力送信コイルの上部に載置された第2受電装置に送信する信号送信部と、
前記情報要求信号に対する応答として前記第1受電装置が送信する第1情報信号を前記第1電力送信コイルを利用して無線で受信し、前記第2受電装置が送信する第2情報信号を前記第2電力送信コイルを利用して無線で受信して前記電力送信制御部に提供する信号受信部と
を含み、
前記電力送信制御部は、
前記第1情報信号及び前記第2情報信号に基づいて前記第1受電装置及び前記第2受電装置の優先順位を判断し、前記第2受電装置より前記第1受電装置の優先順位が高い場合、前記第1受電装置を選択した後、電磁誘導方式を利用して前記第1受電装置に電力を送信するように制御し、
前記第1情報信号は、
前記第1受電装置のID信号、前記第1受電装置が携帯端末機に取り付けられているか否かを示す信号及び前記第1受電装置の充電状態信号を含み、
前記第2情報信号は、
前記第2受電装置のID信号、前記第2受電装置が携帯端末機に取り付けられているか否かを示す信号及び前記第2受電装置の充電状態信号を含み、
前記電力送信制御部は、
前記第1受電装置が携帯端末機に取り付けられているか否かを示す信号及び前記第2受電装置が携帯端末機に取り付けられているか否かを示す信号を利用して前記第1受電装置 及び前記第2受電装置の優先順位を判断する、無線電力送信装置。 - 前記優先順位は、携帯端末機に取り付けられた受電装置を第1順位とし、携帯端末機に取り付けられていない受電装置を第2順位とする、請求項1に記載の無線電力送信装置。
- 前記携帯端末機に取り付けられているか否かによる優先順位が同一の場合、前記第1受電装置の充電状態信号及び前記第2受電装置の充電状態信号を利用して前記第1受電装置 及び前記第2受電装置の優先順位を決定する、請求項2に記載の無線電力送信装置。
- 前記電力送信部は、
前記電力送信制御部の制御により、負荷の変動を検出する駆動信号及び電力を送信する駆動信号を発生する駆動ドライバと、
前記駆動信号に応じて直流電力をスイッチングして前記第1電力送信コイル及び前記第2電力送信コイルのうち少なくとも一つに出力するコンバータと
を含む、請求項1に記載の無線電力送信装置。 - 前記電力送信部は、
前記電力送信制御部の制御によりスイッチング駆動信号を発生するスイッチング駆動部と、
前記コンバータと前記第1電力送信コイルとの間及び前記コンバータと前記第2電力送信コイルとの間に備えられ、前記スイッチング駆動信号に応じてスイッチングされる複数のスイッチと
を含む、請求項4に記載の無線電力送信装置。 - 第1電力送信コイル及び第2電力送信コイルの負荷が変動した場合、電力送信制御部の制御により、信号送信部が受電装置のIDに関する情報、携帯端末機に取り付けられているか否かに関する情報、及び電力充電状態に関する情報を要求する情報要求信号を発生する段階と、
前記情報要求信号を前記第1電力送信コイルを利用して無線で前記第1電力送信コイルの上部に載置された第1受電装置に送信し、前記第2電力送信コイルを利用して無線で前記第2電力送信コイルの上部に載置された第2受電装置に送信する段階と、
前記第1受電装置から前記情報要求信号に対する応答として第1情報信号を前記第1電力送信コイルを利用して無線で受信し、前記第2受電装置から前記情報要求信号に対する応答として第2情報信号を前記第2電力送信コイルを利用して無線で受信する段階と、
前記電力送信制御部が前記第1情報信号及び前記第2情報信号に基づいて前記第1受電装置及び前記第2受電装置の優先順位を判断する段階と、
前記第2受電装置より前記第1受電装置の優先順位が高い場合、前記電力送信制御部が前記第1受電装置を選択し、電磁誘導方式を利用して前記第1受電装置に電力を送信する段階と
を含み、
前記第1情報信号は、
前記第1受電装置のID信号、前記第1受電装置が携帯端末機に取り付けられているか否かを示す信号及び前記第1受電装置の充電状態信号を含み、
前記第2情報信号は、
前記第2受電装置のID信号、前記第2受電装置が携帯端末機に取り付けられているか否かを示す信号及び前記第2受電装置の充電状態信号を含み、
前記電力送信制御部が、前記第1情報信号及び前記第2情報信号に基づいて前記第1受電装置及び前記第2受電装置の優先順位を判断する段階は、
前記第1受電装置が携帯端末機に取り付けられているか否かを示す信号及び前記第2受電装置が携帯端末機に取り付けられているか否かを示す信号を利用して前記第1受電装置 及び前記第2受電装置の優先順位を判断する段階を含む、無線電力送信方法。 - 前記優先順位は、携帯端末機に取り付けられた受電装置を第1順位とし、携帯端末機に取り付けられていない受電装置を第2順位とする、請求項6に記載の無線電力送信方法。
- 前記携帯端末機に取り付けられているか否かによる優先順位が同一の場合、前記受電装置の電力充電状態に応じて優先順位を決定する、請求項7に記載の無線電力送信方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR1020110100617A KR101317360B1 (ko) | 2011-10-04 | 2011-10-04 | 무선 전력전송장치 및 방법 |
KR10-2011-0100617 | 2011-10-04 |
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JP2013081363A JP2013081363A (ja) | 2013-05-02 |
JP6274720B2 true JP6274720B2 (ja) | 2018-02-07 |
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US (1) | US9124123B2 (ja) |
EP (3) | EP2579421B1 (ja) |
JP (1) | JP6274720B2 (ja) |
KR (1) | KR101317360B1 (ja) |
CN (2) | CN108471174A (ja) |
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