JP7804011B2 - 強化無線電力伝送 - Google Patents
強化無線電力伝送Info
- Publication number
- JP7804011B2 JP7804011B2 JP2024106854A JP2024106854A JP7804011B2 JP 7804011 B2 JP7804011 B2 JP 7804011B2 JP 2024106854 A JP2024106854 A JP 2024106854A JP 2024106854 A JP2024106854 A JP 2024106854A JP 7804011 B2 JP7804011 B2 JP 7804011B2
- Authority
- JP
- Japan
- Prior art keywords
- wireless power
- standard
- receiver
- enhanced
- feature set
- 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.)
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Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; 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—ELECTRIC POWER NETWORKS; 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—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
- H02J7/40—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the exchange of charge or discharge related data
- H02J7/42—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the exchange of charge or discharge related data with electronic devices having internal batteries, e.g. mobile phones
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
- H02J7/90—Regulation of charging or discharging current or voltage
- H02J7/92—Regulation of charging or discharging current or voltage with prioritisation of loads or sources
-
- 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
-
- 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—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2105/00—Networks for supplying or distributing electric power characterised by their spatial reach or by the load
- H02J2105/40—Networks for supplying or distributing electric power characterised by their spatial reach or by the load characterised by the loads connecting to the networks or being supplied by the networks
- H02J2105/44—Portable electronic devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Near-Field Transmission Systems (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Transceivers (AREA)
- Inverter Devices (AREA)
- Toys (AREA)
Description
Claims (26)
- 無線受電機であって、
無線送電機から電力を受け取るように構成された受電機コイルと、
前記受電機コイルの両端間に現れるAC電圧を、負荷に送られるDC電圧に変換するように構成された、前記受電機コイルに結合された整流器と、
前記受電機コイル及び前記整流器に結合された制御及び通信モジュールと、を備え、前記制御及び通信モジュールは、
前記受電機コイルを介して前記無線送電機から帯域内通信信号を受信し、
前記受電機コイルを介して前記無線送電機に送信される帯域内通信信号を生成するように前記整流器を動作させるように構成され、
前記受電機コイルを介して前記無線送電機に送信される前記帯域内通信信号は、強化機能セットを用いて動作をネゴシエートする通信を含み、前記帯域内通信信号は、標準通信プロトコルに準拠し、前記強化機能セットは前記標準通信プロトコルの拡張又は強化バージョンに対応し、前記強化機能セットは、より高い周波数及びより高い電力レベルでの動作に関連する、無線受電機。 - 前記より高い周波数は360kHzである、請求項1に記載の無線受電機。
- 前記帯域内通信信号は、Qi標準のバージョンに準拠した拡張識別パケットを含む、請求項1に記載の無線受電機。
- 前記帯域内通信信号は、標準通信プロトコルに準拠し、前記強化機能セットは独自システムに対応する、請求項1に記載の無線受電機。
- 前記強化機能セットは、より高い周波数及びより高い電力レベルでの動作に関連する、請求項4に記載の無線受電機。
- 前記より高い周波数は360kHzである、請求項5に記載の無線受電機。
- 前記帯域内通信信号は、Qi標準のバージョンに準拠した拡張識別パケットを含む、請求項5に記載の無線受電機。
- 前記強化機能セットを用いて動作をネゴシエートした後に、前記制御及び通信モジュールは、電力伝送を一時停止又は終了するように更に構成される、請求項1に記載の無線受電機。
- 前記無線受電機は、Qi標準に従って終了電力伝送(EPT)パケットを送信することによって、電力伝送を一時停止又は終了する、請求項8に記載の無線受電機。
- 前記無線受電機は、NFC走査のための時間を確保するために電力伝送を一時停止する、請求項8に記載の無線受電機。
- 前記強化機能セットを用いて動作をネゴシエートした後に、前記制御及び通信モジュールは新たな電力伝送周波数に切り替えるように更に構成される、請求項1に記載の無線受電機。
- 前記新たな電力伝送周波数は360kHzである、請求項11に記載の無線受電機。
- 前記強化機能セットを用いて動作をネゴシエートした後に、前記制御及び通信モジュールは少なくとも1つの拡張識別パケットを含む追加メッセージを前記新たな電力伝送周波数において送信するように更に構成される、請求項11に記載の無線受電機。
- 前記強化機能セットを用いて動作をネゴシエートした後に、前記制御及び通信モジュールは少なくとも1つの送電機拡張識別パケットに対する要求を含む追加メッセージを前記新たな電力伝送周波数において送信するように更に構成される、請求項11に記載の無線受電機。
- 前記強化機能セットを用いて動作をネゴシエートした後に、前記制御及び通信モジュールは前記新たな電力伝送周波数における前記無線受電機の機能を識別する少なくとも1つのメッセージを含む追加メッセージを前記新たな電力伝送周波数において送信するように更に構成される、請求項11に記載の無線受電機。
- 無線送電機であって、
無線受電機に電力を送るように構成された送電機コイルと、
前記送電機コイルに結合され、入力電圧を前記送電機コイルに送られるAC電圧に変換するように構成されたインバータと、
前記送電機コイル及び前記インバータに結合された制御及び通信モジュールと、を備え、前記制御及び通信モジュールは、
前記送電機コイルを介して前記無線受電機から帯域内通信信号を受信し、
前記送電機コイルを介して前記無線受電機に送信される帯域内通信信号を生成するように前記インバータを動作させるように更に構成され、
前記無線受電機から受信された前記帯域内通信信号は、強化機能セットを用いて動作をネゴシエートする通信を含み、前記帯域内通信信号は、標準通信プロトコルに準拠し、前記強化機能セットは前記標準通信プロトコルの拡張又は強化バージョンに対応し、前記強化機能セットは、より高い周波数及びより高い電力レベルでの動作に関連する、無線送電機。 - 前記より高い周波数は360kHzである、請求項16に記載の無線送電機。
- 前記帯域内通信信号は、標準通信プロトコルに準拠し、前記強化機能セットは独自システムに対応する、請求項16に記載の無線送電機。
- 前記強化機能セットは、より高い周波数及びより高い電力レベルでの動作に関連する、請求項18に記載の無線送電機。
- 前記より高い周波数は360kHzである、請求項19に記載の無線送電機。
- 前記帯域内通信信号は、Qi標準のバージョンに準拠した拡張識別パケットを含む、請求項19に記載の無線送電機。
- 無線送電機又は無線受電機であるデバイスと相手デバイスとの間の無線電力伝送をネゴシエートする方法であって、
前記相手デバイスとの通信を開始することと、
前記デバイスの1つ以上の機能を前記相手デバイスに通信することであって、前記1つ以上の機能は、強化機能セットを用いて動作する機能を含む、ことと、
前記相手デバイスが前記強化機能セットを用いて動作することが可能であるかどうかを判定することと、
前記相手デバイスが前記強化機能セットを用いて動作することが可能である場合、前記強化機能セットに対応する動作周波数及び電力レベルを選択することと、を含む、方法。 - 前記デバイスとその相手との間の前記通信は、標準通信プロトコルに準拠する帯域内通信であり、前記強化機能セットは前記標準通信プロトコルの拡張又は強化バージョンに対応する、請求項22に記載の方法。
- 前記デバイスとその相手との間の前記通信は、標準通信プロトコルに準拠する帯域内通信であり、前記強化機能セットは独自システムに対応する、請求項22に記載の方法。
- 前記強化機能セットに対応する前記選択された動作周波数は360kHzである、請求項22に記載の方法。
- 前記帯域内通信は、Qi標準のバージョンに準拠した拡張識別パケットを含む、請求項23又は24に記載の方法。
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063068768P | 2020-08-21 | 2020-08-21 | |
| US63/068,768 | 2020-08-21 | ||
| JP2023512231A JP7564335B2 (ja) | 2020-08-21 | 2021-07-23 | 強化無線電力伝送 |
| PCT/US2021/042928 WO2022039885A1 (en) | 2020-08-21 | 2021-07-23 | Enhanced wireless power transfer |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| JP2023512231A Division JP7564335B2 (ja) | 2020-08-21 | 2021-07-23 | 強化無線電力伝送 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2024153638A JP2024153638A (ja) | 2024-10-29 |
| JP7804011B2 true JP7804011B2 (ja) | 2026-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2023512231A Active JP7564335B2 (ja) | 2020-08-21 | 2021-07-23 | 強化無線電力伝送 |
| JP2024106854A Active JP7804011B2 (ja) | 2020-08-21 | 2024-07-02 | 強化無線電力伝送 |
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| JP2023512231A Active JP7564335B2 (ja) | 2020-08-21 | 2021-07-23 | 強化無線電力伝送 |
Country Status (8)
| Country | Link |
|---|---|
| US (4) | US11081911B1 (ja) |
| JP (2) | JP7564335B2 (ja) |
| KR (2) | KR102705881B1 (ja) |
| CN (1) | CN115917920A (ja) |
| AU (2) | AU2021328048B2 (ja) |
| DE (1) | DE112021004381T5 (ja) |
| GB (1) | GB2612528B (ja) |
| WO (1) | WO2022039885A1 (ja) |
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| KR20230038581A (ko) | 2023-03-20 |
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| US11081911B1 (en) | 2021-08-03 |
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| US20220060060A1 (en) | 2022-02-24 |
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