JP5771517B2 - 無線電力及びデータ送受信装置及び方法 - Google Patents
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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
- H02J7/00047—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
- 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
- H02J50/80—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
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
- H04B5/26—Inductive coupling using coils
- H04B5/266—One coil at each side, e.g. with primary and secondary coils
-
- 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
- H04B5/72—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for local intradevice communication
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- 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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/50—Charging of capacitors, supercapacitors, ultra-capacitors or double layer capacitors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
- H04B5/45—Transponders
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/10—Flexible AC transmission systems [FACTS]
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- Near-Field Transmission Systems (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
120 第1スイッチ制御部
121、123、125、127、151、153、155、157 スイッチ
130、250、320 送信部
140、260、310 受信部
150 第2スイッチ制御部
160、360 電力出力部
220、350 変調部
230、340 復調部
240、330 スイッチ制御部
270、370 検出部
Claims (36)
- 1つ以上のキャパシタと、
前記1つ以上のキャパシタに充電される電力量を調整して第1データを変調する変調部と、
前記1つ以上のキャパシタを充電する充電タイミングと、前記1つ以上のキャパシタに充電された前記変調部によって調整された電力量及び該電力量に伴って変調された第1データをソース共振器に送信する送信タイミングとに応じて前記1つ以上のキャパシタに対応する1つ以上のスイッチを制御するスイッチ制御部と、
前記ソース共振器を含み、前記充電された電力量及び前記変調された第1データを前記ソース共振器によってターゲット共振器へ送信する送信部と、を備えることを特徴とする無線電力及びデータ送信装置。
- 電源供給装置から電力が入力されて前記1つ以上のキャパシタを充電する電力入力部を更に備えることを特徴とする請求項1に記載の無線電力及びデータ送信装置。
- 前記電力入力部は、DC電源供給装置又はAC電源供給装置から電力が入力されて前記1つ以上のキャパシタを充電することを特徴とする請求項2に記載の無線電力及びデータ送信装置。
- 前記ソース共振器によって前記送信タイミングの間に前記ターゲット共振器から変調された第2データを受信する受信部を更に備えることを特徴とする請求項1に記載の無線電力及びデータ送信装置。
- 前記送信タイミングが前記充電タイミングに転換される時点で、前記1つ以上のキャパシタに充電された電力量に基づいて前記変調された第2データを復調する復調部を更に備えることを特徴とする請求項4に記載の無線電力及びデータ送信装置。
- 前記変調部は、前記電力量をN個のレベルに量子化して前記第1データを変調することを特徴とする請求項1に記載の無線電力及びデータ送信装置。
- 前記スイッチ制御部は、1つのキャパシタを基準にして前記充電タイミングと前記送信タイミングとが重複しないように前記1つ以上のスイッチを制御することを特徴とする請求項1に記載の無線電力及びデータ送信装置。
- 前記スイッチ制御部は、充電された1つ以上のキャパシタのそれぞれに対応する前記1つ以上のスイッチを前記送信タイミングに応じて一定時間の間隔で制御し、前記充電された電力及び前記変調された第1データを前記ソース共振器に送信することを特徴とする請求項1に記載の無線電力及びデータ送信装置。
- 前記送信タイミングは、
充電された1つ以上のキャパシタに1つ以上のスイッチが接続されるために必要な第1マージン時間と、
前記1つ以上のキャパシタに充電された前記無線電力及び前記変調された第1データを送信するために必要な送信時間と、
前記送信時間の経過後、前記1つ以上のキャパシタに接続された前記1つ以上のスイッチを開放するために必要な第2マージン時間と、を含むことを特徴とする請求項1に記載の無線電力及びデータ送信装置。 - 前記復調部は、前記電力量をM個のレベルに量子化して、前記変調された第2データを予め設定されたマッピング情報に基づいて復調することを特徴とする請求項5に記載の無線電力及びデータ送信装置。
- 前記送信タイミングが前記充電タイミングに転換される時点で、前記1つ以上のキャパシタの電圧を検出する検出部を更に備え、
前記復調部は、前記検出された電圧に基づいて前記変調された第2データを復調することを特徴とする請求項10に記載の無線電力及びデータ送信装置。
- 前記1つ以上のキャパシタは並列に配置されることを特徴とする請求項1に記載の無線電力及びデータ送信装置。
- ターゲット共振器及び少なくとも1つのキャパシタを含み、
前記ターゲット共振器によって無線電力及び電力量に伴って変調された第1データを受信して1つ以上のキャパシタを充電する受信部と、
前記1つ以上のキャパシタを充電する充電タイミングと、前記1つ以上のキャパシタに充電された電力及び復調された第1データを電力出力部のターゲットデバイスに送信する送信タイミングとに応じて前記1つ以上のキャパシタに対応する1つ以上のスイッチを制御するスイッチ制御部と、
前記充電タイミングが前記送信タイミングに転換される時点で、前記1つ以上のキャパシタに充電された電力量に基づいて前記変調された第1データを復調する復調部と、を備えることを特徴とする無線電力及びデータ受信装置。
- 前記1つ以上のキャパシタに充電される電力量を調整して第2データを変調する変調部を更に備えることを特徴とする請求項13に記載の無線電力及びデータ受信装置。
- 前記ターゲット共振器によって前記充電タイミングの間にソース共振器に前記変調された第2データを送信する送信部を更に備えることを特徴とする請求項14に記載の無線電力及びデータ受信装置。
- 前記1つ以上のキャパシタに充電された電力及び前記復調された第1データをターゲットデバイスに送信する電力出力部を更に備えることを特徴とする請求項13に記載の無線電力及びデータ受信装置。
- 前記変調部は、前記電力量をM個のレベルに量子化して前記第2データを変調することを特徴とする請求項15に記載の無線電力及びデータ受信装置。
- 前記スイッチ制御部は、1つのキャパシタを基準にして前記充電タイミングと前記送信タイミングとが重複しないように前記1つ以上のスイッチを制御することを特徴とする請求項13に記載の無線電力及びデータ受信装置。
- 前記スイッチ制御部は、前記1つ以上のキャパシタに充電された電力を検出して前記充電タイミング及び前記送信タイミングを制御することを特徴とする請求項13に記載の無線電力及びデータ受信装置。
- 前記スイッチ制御部は、前記1つ以上のキャパシタのそれぞれに対応する前記1つ以上のスイッチを前記充電タイミングに応じて一定時間の間隔で制御し、前記変調された第2データを前記ターゲット共振器に送信することを特徴とする請求項15に記載の無線電力及びデータ受信装置。
- 前記充電タイミングは
前記1つ以上のキャパシタに前記1つ以上のスイッチが接続されるために必要な第1マージン時間と、
前記1つ以上のキャパシタに前記無線電力及び前記変調された第1データを受信するために必要な受信時間と、
前記受信時間の経過後、前記1つ以上のキャパシタに接続された前記1つ以上のスイッチを開放するために必要な第2マージン時間と、を含むことを特徴とする請求項13に記載の無線電力及びデータ受信装置。 - 前記復調部は、前記電力量をN個のレベルに量子化して、前記変調された第1データを予め設定されたマッピング情報に基づいて復調することを特徴とする請求項13に記載の無線電力及びデータ受信装置。
- 前記充電タイミングが前記送信タイミングに転換される時点で、前記1つ以上のキャパシタの電圧を検出する検出部を更に備え、
前記復調部は、前記検出された電圧に基づいて前記変調された第1データを復調することを特徴とする請求項13に記載の無線電力及びデータ受信装置。 - 前記1つ以上のキャパシタは並列に配置されることを特徴とする請求項13に記載の無線電力及びデータ受信装置。
- 変調部が、1つ以上のキャパシタに充電される電力量を調整して第1データを変調するステップと、
スイッチ制御部が、前記1つ以上のキャパシタを充電する充電タイミングと、前記1つ以上のキャパシタに充電された前記変調部によって調整された電力量及び該電力量に伴って変調された第1データをソース共振器に送信する送信タイミングとに応じて前記1つ以上のキャパシタのそれぞれに対応する1つ以上のスイッチを制御するステップと、
送信部が、前記充電された電力及び前記変調された第1データを前記ソース共振器によってターゲット共振器へ送信するステップと、を有することを特徴とする無線電力及びデータ送信方法。
- 電源供給装置から電力が入力されて前記1つ以上のキャパシタを充電するステップを更に含むことを特徴とする請求項25に記載の無線電力及びデータ送信方法。
- 前記ソース共振器によって前記送信タイミングの間に前記ターゲット共振器から変調された第2データを受信するステップを更に含むことを特徴とする請求項25に記載の無線電力及びデータ送信方法。
- 前記送信タイミングが前記充電タイミングに転換される時点で、前記1つ以上のキャパシタに充電された電力量に基づいて前記変調された第2データを復調するステップを更に含むことを特徴とする請求項27に記載の無線電力及びデータ送信方法。
- 前記第1データを変調するステップは、前記電力量をN個のレベルに量子化して前記第1データを変調することを特徴とする請求項25に記載の無線電力及びデータ送信方法。
- 前記変調された第2データを復調するステップは、前記電力量をM個のレベルに量子化して、前記変調された第2データを予め設定されたマッピング情報に基づいて復調することを特徴とする請求項28に記載の無線電力及びデータ送信方法。
- 受信部が、ターゲット共振器によって無線電力及び電力量に伴って変調された第1データを受信して1つ以上のキャパシタを充電するステップと、
スイッチ制御部が、前記1つ以上のキャパシタを充電する充電タイミングと、前記1つ以上のキャパシタに充電された電力及び復調された第1データをターゲットデバイスに送信する送信タイミングとに応じて前記1つ以上のキャパシタのそれぞれに対応する1つ以上のスイッチを制御するステップと、
復調部が、前記充電タイミングが前記送信タイミングに転換される時点で、前記1つ以上のキャパシタに充電された電力量に基づいて前記変調された第1データを復調するステップと、を有することを特徴とする無線電力及びデータ受信方法。
- 前記1つ以上のキャパシタに充電される電力量を調整して第2データを変調するステップを更に含むことを特徴とする請求項31に記載の無線電力及びデータ受信方法。
- 前記ターゲット共振器によって前記充電タイミングの間にソース共振器に前記変調された第2データを送信するステップを更に含むことを特徴とする請求項32に記載の無線電力及びデータ受信方法。
- 前記1つ以上のキャパシタに充電された電力及び前記復調された第1データをターゲットデバイスに送信するステップを更に含むことを特徴とする請求項31に記載の無線電力及びデータ受信方法。
- 前記第2データを変調するステップは、前記電力量をM個のレベルに量子化して前記第2データを変調することを特徴とする請求項32に記載の無線電力及びデータ受信方法。
- 前記変調された第1データを復調するステップは、前記電力量をN個のレベルに量子化して、前記変調された第1データを予め設定されたマッピング情報に基づいて復調することを特徴とする請求項31に記載の無線電力及びデータ受信方法。
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