KR102076859B1 - 무선 전력 전송 장치 및 무선 전력 전송 방법 - Google Patents
무선 전력 전송 장치 및 무선 전력 전송 방법 Download PDFInfo
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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
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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
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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
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/60—Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
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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
- H02J50/80—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
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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
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
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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
- H02J7/00032—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
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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
- H04B5/20—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
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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
- H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation
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Abstract
Description
도 2는 본 발명의 실시예에 따른 무선 전력 전송 장치의 블록도이다.
도 3은 본 발명의 실시예에 따른 무선 전력 수신 장치의 제1 형태의 블록도이다.
도 4는 본 발명의 실시예에 따른 무선 전력 수신 장치의 제2 형태의 블록도이다.
도 5는 본 발명의 실시예에 따른 무선 전력 네트워크에서의 통신에 관한 개략도이다.
도 6은 본 발명의 실시예에 따른 무선 전력 네트워크에서의 무선 전력 전송에 관한 개략도이다.
도 7은 본 발명의 실시예에 따른 무선 전력 송수신 방법의 순서도이다.
도 8은 본 발명의 실시예에 따른 무선 전력 송수신 방법에서 통신 네트워크를 구성하는 단계의 세부 순서도이다.
도 9는 본 발명의 실시예에 따른 무선 전력 송수신 방법에서 충전 네트워크를 구성하는 단계의 세부 순서도이다.
도 10은 본 발명의 실시예에 따른 무선 전력 송수신 방법에서 전력을 송수신하는 단계의 세부 순서도이다.
도 11 및 도 12는 본 발명의 실시예에 따른 무선 전력 송수신 방법에서 전력을 송수신하는 단계에서 무선 전력 네트워크의 동작도이다.
1100: 무선 전력 전송 장치
1110: 전력 전송 모듈
1111: AC-DC 변환기
1112: 주파수 발진기
1113: 전력 증폭기
1114: 임피던스 정합기
1120: 전송 안테나
1125: 통신 안테나
1130: 통신 모듈
1131: 인-밴드 통신 모듈
1132: 아웃-밴드 통신 모듈
1140: 콘트롤러
1200: 무선 전력 수신 장치
1210: 수신 안테나
1215: 통신 안테나
1220: 전력 수신 모듈
1221: 임피던스 정합기
1222: 정류기
1223: DC-DC 변환기
1224: 배터리
1230: 통신 모듈
1240: 콘트롤러
2000: 무선 전력 네트워크
2100: 무선 전력 네트워크 충전기
2200: 무선 전력 네트워크 수신기
Claims (18)
- 무선 전력 수신 장치에 의한 무선 전력 수신 방법에 있어서,
무선 전력 전송 장치로부터 제1 무선 충전 표준에 따르는 제1 주파수 밴드의 자기장 및 제2 무선 충전 표준에 따르는 제2 주파수 밴드의 자기장 중 적어도 하나를 통해 스캐닝 시그널을 수신하는 단계;
상기 스캐닝 시그널에 대응하여, 상기 무선 전력 수신 장치가 상기 제1 무선 충전 표준을 따르는 경우 제1 응답 신호를 전송하고, 상기 무선 전력 수신 장치가 상기 제2 무선 충전 표준을 따르는 경우 제2 응답 신호를 전송하는 단계;
상기 무선 전력 전송 장치로부터 상기 무선 전력 수신 장치에 대한 정보를 요청하는 요청 신호를 수신하는 단계 - 여기서, 상기 요청 신호와 상기 무선 전력 수신 장치에 대한 정보는 동일한 무선 충전 표준에 의해 정의됨 -;
상기 무선 전력 전송 장치로 상기 무선 전력 수신 장치에 대한 정보를 전송하는 단계 - 여기서, 상기 무선 전력 수신 장치에 대한 정보는 상기 무선 전력 수신 장치가 이용하는 무선 충전 표준에 대한 정보, 상기 무선 전력 수신 장치가 지원하는 전력 전송 모드의 정보, 상기 무선 전력 수신 장치의 종류, 배터리 충전을 위한 전력값 및 배터리 충전 상태 중 적어도 하나를 포함함 -; 및
상기 무선 전력 전송 장치로부터 상기 상기 무선 전력 수신 장치가 이용하는 무선 충전 표준, 상기 상기 무선 전력 수신 장치가 지원하는 전력 전송 모드 및 상기 상기 무선 전력 수신 장치의 종류에 따라 생성된 무선 전력을 수신하는 단계
를 포함하는, 무선 전력 수신 방법. - 제1항에 있어서,
상기 무선 전력을 수신하는 단계 이전에,
상기 무선 전력 전송 장치로 상기 무선 전력 수신 장치의 식별 정보를 전송하는 단계를 더 포함하는, 무선 전력 수신 방법. - 제1항에 있어서,
상기 전력 전송 모드는,
단일 모드 및 멀티 모드를 포함하는, 무선 전력 수신 방법. - 제3항에 있어서,
상기 무선 전력을 수신하는 단계 이전에,
상기 전력 전송 모드가 상기 멀티 모드인 경우, 상기 무선 전력 전송 장치로부터 상기 무선 전력 수신 장치에 할당된 타임 슬롯을 지시하는 스케쥴링 정보를 수신하는 단계를 더 포함하는, 무선 전력 수신 방법. - 제1항에 있어서,
상기 무선 전력을 수신하는 단계는,
상기 무선 전력 전송 장치로부터 테스트 전력을 수신하는 단계; 및
상기 테스트 전력에 대한 전력값, 전압값 및 전류값 중 적어도 하나를 포함하는 수신 전력 정보를 상기 무선 전력 전송 장치로 전송하는 단계를 포함하는, 무선 전력 수신 방법. - 무선 전력 수신 장치에 있어서,
수신 안테나를 통해 무선 전력 전송에 이용되는 자기장에 정보를 실어 송신하거나 정보가 담긴 자기장을 수신하는 인-밴드 통신 및 별도의 통신 캐리어를 이용하여 정보를 송수신하는 아웃-밴드 통신 중 적어도 하나를 지원하는 통신 모듈;
상기 수신 안테나를 통해 수신한 전력을 이용하여 상기 무선 전력 수신 장치를 충전하거나 구동시키는 전력 수신 모듈; 및
상기 무선 전력 수신 장치의 전반적인 동작을 제어하는 콘트롤러
를 포함하되,
상기 통신 모듈은,
무선 전력 전송 장치로부터 제1 무선 충전 표준에 따르는 제1 주파수 밴드의 자기장 및 제2 무선 충전 표준에 따르는 제2 주파수 밴드의 자기장 중 적어도 하나를 통해 스캐닝 시그널을 수신하고,
상기 스캐닝 시그널에 대응하여, 상기 무선 전력 수신 장치가 상기 제1 무선 충전 표준을 따르는 경우 제1 응답 신호를 전송하고, 상기 무선 전력 수신 장치가 상기 제2 무선 충전 표준을 따르는 경우 제2 응답 신호를 전송하고,
상기 무선 전력 전송 장치로부터 상기 무선 전력 수신 장치에 대한 정보를 요청하는 요청 신호를 수신하고,
상기 무선 전력 전송 장치로 상기 무선 전력 수신 장치에 대한 정보를 전송하되,
상기 요청 신호와 상기 무선 전력 수신 장치에 대한 정보는 동일한 무선 충전 표준에 의해 정의되고,
상기 무선 전력 수신 장치에 대한 정보는 상기 무선 전력 수신 장치가 이용하는 무선 충전 표준에 대한 정보, 상기 무선 전력 수신 장치가 지원하는 전력 전송 모드의 정보, 상기 무선 전력 수신 장치의 종류, 배터리 충전을 위한 전력값 및 배터리 충전 상태 중 적어도 하나를 포함하는, 무선 전력 수신 장치. - 제6항에 있어서,
상기 통신 모듈은,
상기 무선 전력 전송 장치로 상기 무선 전력 수신 장치의 식별 정보를 전송하는, 무선 전력 수신 장치. - 제6항에 있어서,
상기 전력 전송 모드는,
단일 모드 및 멀티 모드를 포함하는, 무선 전력 수신 장치. - 제8항에 있어서,
상기 통신 모듈은,
상기 전력 전송 모드가 상기 멀티 모드인 경우, 상기 무선 전력 전송 장치로부터 상기 무선 전력 수신 장치에 할당된 타임 슬롯을 지시하는 스케쥴링 정보를 수신하는, 무선 전력 수신 장치. - 제6항에 있어서,
상기 통신 모듈은,
상기 무선 전력 전송 장치로부터 테스트 전력을 수신하고, 상기 테스트 전력에 대한 전력값, 전압값 및 전류값 중 적어도 하나를 포함하는 수신 전력 정보를 상기 무선 전력 전송 장치로 전송하는, 무선 전력 수신 장치. - 무선 전력 전송 장치에 있어서,
제1 주파수 대역의 자기장 및 상기 제1 주파수 대역과 상이한 제2 주파수 대역의 자기장 중 어느 하나를 이용하여 무선 전력을 전송하는 전력 전송 모듈;
제1 통신 모듈;
제2 통신 모듈; 및
상기 전력 전송 모듈을 통해 상기 제1 주파수 대역의 제1 자기장 신호를 송출하고,
상기 제1 통신 모듈을 통해 상기 제1 자기장 신호에 대한 제1 응답 신호를 감지하고,
상기 제1 응답 신호의 수신 여부를 기초로 상기 제1 주파수 대역을 이용하여 무선 전력을 수신하는 제1 무선 전력 수신 장치를 검색하고,
상기 전력 전송 모듈을 통해 상기 제2 주파수 대역의 제2 자기장 신호를 송출하고,
상기 제2 통신 모듈을 통해 상기 제2 자기장 신호에 대한 제2 응답 신호를 감지하고,
상기 제2 응답 신호의 수신 여부를 기초로 상기 제2 주파수 대역을 이용하여 무선 전력을 수신하는 제2 무선 전력 수신 장치를 검색하는 콘트롤러
를 포함하는, 무선 전력 전송 장치. - 제11항에 있어서,
상기 제1 통신 모듈은 상기 제1 주파수 대역의 자기장을 이용하는 인-밴드 통신 모듈이고, 상기 제2 통신 모듈은 상기 제2 주파수 대역의 자기장을 이용하는 인-밴드 통신 모듈인, 무선 전력 전송 장치. - 제11항에 있어서,
상기 제1 통신 모듈은 상기 제1 주파수 대역의 자기장을 이용하는 인-밴드 통신 모듈이고, 상기 제2 통신 모듈은 상기 제1 주파수 대역의 자기장과 상이한 통신 캐리어를 이용하여 통신을 수행하는 아웃-밴드 통신 모듈인, 무선 전력 전송 장치. - 제11항에 있어서,
상기 콘트롤러는,
제1 미리 정해진 시간 동안 상기 제1 응답 신호가 수신되는 경우, 무선 전력 전송 범위 내에 상기 제1 무선 전력 수신 장치가 존재하는 것으로 판단하고,
상기 제1 미리 정해진 시간 동안 상기 제1 응답 신호가 수신되지 않은 경우, 상기 무선 전력 전송 범위 내에 상기 제1 무선 전력 수신 장치가 존재하지 않는 것으로 판단하고,
제2 미리 정해진 시간 동안 상기 제2 응답 신호가 수신된 경우, 무선 전력 전송 범위 내에 상기 제2 무선 전력 수신 장치가 존재하는 것으로 판단하고,
상기 제2 미리 정해진 시간 동안 상기 제2 응답 신호가 수신되지 않은 경우, 상기 무선 전력 전송 범위 내에 상기 제2 무선 전력 수신 장치가 존재하지 않는 것으로 판단하는, 무선 전력 전송 장치. - 제11항에 있어서,
상기 콘트롤러는,
상기 제1 자기장 신호를 송출한 후 제1 미리 정해진 시간 동안 상기 제1 응답 신호를 감지하고, 상기 제1 미리 정해진 시간이 도과하면 상기 제2 자기장 신호를 송출하는, 무선 전력 전송 장치. - 제11항에 있어서,
상기 콘트롤러는,
상기 제1 무선 전력 수신 장치 및 상기 제2 무선 전력 수신 장치가 검색된 경우 상기 제1 무선 전력 수신 장치에 제1 아이디를 할당하고, 상기 제2 무선 전력 전송 장치에 제2 아이디를 할당하는, 무선 전력 전송 장치. - 삭제
- 삭제
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CN105144544A (zh) | 2015-12-09 |
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CN105144545B (zh) | 2019-04-09 |
KR102142558B1 (ko) | 2020-08-07 |
US9985695B2 (en) | 2018-05-29 |
CN105144545A (zh) | 2015-12-09 |
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