KR19990014897A - 근거리 자기 통신 시스템 - Google Patents
근거리 자기 통신 시스템 Download PDFInfo
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- KR19990014897A KR19990014897A KR1019970708242A KR19970708242A KR19990014897A KR 19990014897 A KR19990014897 A KR 19990014897A KR 1019970708242 A KR1019970708242 A KR 1019970708242A KR 19970708242 A KR19970708242 A KR 19970708242A KR 19990014897 A KR19990014897 A KR 19990014897A
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- magnetic field
- signal
- inductive magnetic
- unit
- transducer
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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
- H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
- H04B5/48—Transceivers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
- H04M1/6041—Portable telephones adapted for handsfree use
- H04M1/6058—Portable telephones adapted for handsfree use involving the use of a headset accessory device connected to the portable telephone
- H04M1/6066—Portable telephones adapted for handsfree use involving the use of a headset accessory device connected to the portable telephone including a wireless connection
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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
-
- 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
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/385—Transceivers carried on the body, e.g. in helmets
-
- 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
- H04B5/263—Multiple coils at either side
-
- 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
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/084—Equal gain combining, only phase adjustments
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/725—Cordless telephones
- H04M1/737—Characterised by transmission of electromagnetic waves other than radio waves, e.g. infrared waves
-
- 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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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Telephone Function (AREA)
- Telephone Set Structure (AREA)
- Near-Field Transmission Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Electroluminescent Light Sources (AREA)
- Transceivers (AREA)
Abstract
Description
Claims (30)
- 제1 신호를 입력하기 위한 베이스 유닛 입력부, 제2 신호를 출력하기 위한 베이스 유닛 출력부, 및 상기 입력부에 접속되어 상기 제1 신호에 기초하는 제1 유도성 자장을 발생하고, 상기 출력부에 접속되어 제2 유도성 자장을 상기 제2 신호로 변환시키는 베이스 유닛 트랜스듀서 시스템을 포함하는 베이스 유닛과;제3 신호를 입력하기 위한 휴대용 유닛, 제4 신호를 출력하기 위한 휴대용 유닛 출력부, 및 상기 휴대용 유닛 입력부에 접속되어, 상기 베이스 유닛이 상기 제2 유도성 자장내에 있도록 상기 제3 신호에 기초하여 상기 제3 유도성 자장을 발생시키고, 상기 휴대용 유닛에 접속되어 상기 제1 유도성 자장을 상기 제4 신호로 변환시키는 휴대용 유닛 트랜스듀서 시스템을 포함하며, 상기 베이스 유닛으로부터 멀리 떨어져 상기 제1 유도성 자장내에 배치되는 휴대용 유닛을 포함하는데,상기 베이스 유닛 트랜스듀서 시스템 및 상기 휴대용 유닛 트랜스듀서 시스템은, 상기 제1 유도성 자장 및 상기 제2 유도성 자장이 동시에 발생되어 변환되도록 동작하고, 상기 베이스 유닛 트랜스듀서 시스템 및 상기 휴대용 유닛 트랜스듀서 시스템은, 신호가 상기 휴대용 유닛과 베이스 유닛의 상대적인 위치 및 방향과 상관없이 수신되도록 구성되는 것을 특징으로 하는 통신 시스템.
- 제1항에 있어서, 상기 베이스 유닛은 통신망에 접속되어, 상기 통신망으로부터 상기 제1 신호를 입력하고 상기 제2 신호를 상기 통신망에 출력하는 것을 특징으로 하는 통신 시스템.
- 제1항에 있어서, 상기 휴대용 유닛은 헤드피스형이며, 상기 휴대용 유닛 입력부는 마이크로폰이고, 상기 휴대용 유닛 출력부는 스피커인 것을 특징으로 하는 통신 시스템.
- 제1항에 있어서, 상기 베이스 유닛 트랜스듀서 시스템은:다수의 직각으로 배치된 트랜스듀서와;상기 베이스 유닛에 관하여 상대적인 위치 및 방향에 상관없이 상기 휴대용 유닛에 상기 신호를 공급하도록, 상기 다수의 직각으로 배치된 트랜스듀서중 적어도 하나를 선택하여 가동시키는 선택 수단을 포함하는 것을 특징으로 하는 통신 시스템.
- 제1항에 있어서, 상기 제1 유도성 자장은 제1 반송 주파수를 포함하며, 상기 제2 유도성 자장은 상기 제1 반송 주파수와는 다른 주파수를 갖는 제2 반송 주파수를 포함하는 것을 특징으로 하는 통신 시스템.
- 제1항에 있어서, 상기 베이스 유닛 트랜스듀서 시스템은, 상기 제1 유도성 자장을 발생시키는 송신기 트랜스듀서, 및 상기 제2 유도성 자장을 상기 제2 신호로 변환시키는 수신기 트랜스듀서를 포함하는 것을 특징으로 하는 통신 시스템.
- 제1항에 있어서, 상기 휴대용 트랜스듀서 시스템은 상기 제2 유도성 자장을 발생시키는 송신기 트랜스듀서, 및 상기 제1 유도성 자장을 상기 제4 신호로 변환시키는 수신기 트랜스듀서를 포함하는 것을 특징으로 하는 통신 시스템.
- 통신망으로부터 제1 신호를 입력하기 위한 베이스 입력부와, 상기 입력부에 접속되어 상기 제1 신호에 기초하여 제1 유도성 자장을 발생시키는 베이스 유닛 트랜스듀서 시스템을 포함하는 통신망과 통신하는 베이스 유닛과;휴대용 유닛과 상기 베이스 유닛 사이의 상대적인 위치에 상관없이 상기 제1 유도성 자장을 제4 신호로 변환시키는 휴대요 유닛 트랜스듀서 시스템과, 상기 휴대용 유닛 트랜스듀서 시스템에 접속되어 상기 제4 신호를 출력하는 휴대용 유닛 출력부를 포함하며, 상기 베이스 유닛으로부터 멀리 떨어져 상기 제1 유도성 자장내에 배치되는 휴대용 유닛을 포함하는 것을 특징으로 하는 통신 시스템.
- 제8항에 있어서, 상기 휴대용 유닛은 제3 신호를 입력하기 위한 휴대용 유닛 입력부를 추가로 포함하며; 상기 휴대용 유닛 트랜스듀서는 상기 휴대용 유닛 입력부에 접속되어 상기 제3 신호에 기호아형 제2 유도성 자장을 발생시키고; 상기 베이스 유닛은 상기 제2 유도성 자장내에 배치되고 상기 통신망에 제2 신호를 출력하기 위한 베이스 유닛 출력부를 추가로 포함하며; 상기 베이스 유닛 트랜스듀서는 상기 유닛 출력에 접속되어 상기 제2 신호로 상기 제2 유도성 자장을 변환시키는 것을 특징으로 하는 통신 시스템.
- 제8항에 있어서, 상기 통신망은 전화 시스템인 것을 특징으로 하는 통신 시스템.
- 제8항에 있어서, 상기 통신망은 셀룰러 전화 시스템인 것을 특징으로 하는 통신 시스템.
- 제8항에 있어서, 상기 베이스 트랜스듀서 시스템은 적어도 하나의 페라이트 로드 트랜스듀서를 포함하는 것을 특징으로 하는 통신 시스템.
- 제8항에 있어서, 상기 베이스 트랜스듀서 시스템은 적어도 하나의 루프 트랜스듀서를 포함하는 것을 특징으로 하는 통신 시스템.
- 제8항에 있어서, 상기 휴대용 유닛 트랜스듀서 시스테믄 적어도 하나의 페라이트 로드 트랜스듀서를 포함하는 것을 특징으로 하는 통신 시스템.
- 제8항에 있어서, 상기 베이스 유닛은 상기 휴대용 유닛을 상기 베이스 유닛에 부착하기 위한 리셉터클을 추가로 포함하는 것을 특징으로 하는 통신 시스템.
- 제15항에 있어서, 상기 리셉터클은, 상기 휴대용 유닛이 상기 베이스 유닛에 부착되는 경우 상기 통신망으로부터 상기 베이스 유닛을 분리시키기 위한 수단을 포함하는 것을 특징으로 하는 통신 시스템.
- 제15항에 있어서, 상기 휴대용 유닛이 상기 베이스 유닛에 부착되는 경우, 상기 휴대용 유닛내 배터리를 충전하기 위한 충전 수단을 추가로 포함하는 것을 특징으로 하는 통신 시스템.
- 제8항에 있어서, 상기 휴대용 유닛내 배터리를 충전하기 위한 충전 수단을 추가로 포함하는 것을 특징으로 하는 통신 시스템.
- 제8항에 있어서, 상기 충전 수단은:제3 유도성 자장을 발생시키는 상기 베이스 유닛내 발생 신호 수단과; 상기 제3 유도성 자장을 상기 배터리 충전용 신호로 변환시키는 상기 휴대용 유닛내 충전용 신호 수단을 포함하는 것을 특징으로 하는 통신 시스템.
- 제8항에 있어서, 상기 베이스 유닛 트랜스듀서 시스템은:다수의 직각 배치된 트랜스듀서와;상기 다수의 직각 배치된 트랜스듀서중 적어도 하나를 선택적으로 가동하가 위한 선택 수단을 포함하는 것을 특징으로 하는 통신 시스템.
- 제9항에 있어서, 상기 제1 유도성 자장은 제1 반송 주파수를 포함하고, 상기 제2 유도성 자장은 상기 제1 반송 주파수와는 다른 주파수를 갖는 제2 반송 주파수를 포함하는 것을 특징으로 하는 통신 시스템.
- 제9항에 있어서, 상기 베이스 유닛 트랜시버 시스템은 상기 제1 유도성 자장을 발생시키는 송신기 트랜스듀서, 및 상기 제2 유도성 자장을 상기 제2 신호로 변환시키는 수신기 트랜시버를 포함하는 것을 특징으로 하는 통신 시스템.
- 제9항에 있어서, 상기 휴대용 유닛 트랜스듀서 시스템은 상기 제2 유도성 자장을 발생시키는 송신기 트랜스듀서, 및 상기 제1 유도성 자장을 상기 제4 신호로 변환시키는 수신기 트랜스듀서를 포함하는 것을 특징으로 하는 통신 시스템.
- 통신망으로부터의 제1 신호를 입력하는 단계와;상기 제1 신호에 기초하여 제1 유도성 자장을 발생시키는 단계와;상기 제1 유도성 자장에 관한 방향에 상관없이 상기 제1 유도성 자장내 위치에서 상기 제1 유도성 자장을 수신하는 단계와;상기 수신된 제1 유도성 자장을 제4 신호로 변환시키는 단계를 포함하는 것을 특징으로 하는 통신망과의 통신 방법.
- 제24항에 있어서, 제3 신호를 수신하는 단계와;상기 제3 신호에 기초하여 제2 유도성 자장을 발생시키는 단계와;상기 제2 유도성 자장을 제2 신호로 변환시키는 단계와;상기 제2 신호를 상기 통신망에 출력하는 단계를 추가로 포함하는 것을 특징으로 하는 통신망과의 통신 방법.
- 제24항에 있어서, 상기 제4 신호는 음성인 것을 특징으로 하는 통신망과의 통신 방법.
- 제25항에 있어서, 상기 제3 신호는 음성인 것을 특징으로 하는 통신망과의 통신 방법.
- 제245항에 있어서, 상기 통신망은 전화 시스템인 것을 특징으로 하는 통신망과의 통신 방법.
- 제24항에 있어서, 상기 통신망은 셀룰러 전화 시스템인 것을 특징으로 하는 통신망과의 통신 방법.
- 제1 신호를 입력하는 단계와;상기 제1 신호에 기초하여 제1 유도성 자장을 발생시키는 단계와;상기 제1 유도성 자장에 관한 방향에 상관없이 그리고 그 유도성 자장내에서 상기 제1 유도성 자장을 수신하는 단계와;상기 수신된 제1 유도성 자장을 제4 신호로 변환시키는 단계와;제3 신호를 수신하는 단계와;상기 제3 신호에 기초하여 제2 유도성 자장을 발생시키는 단계와;상기 제2 유도성 자장을 제2 신호로 변환시키는 단계와;상기 제2 신호를 출력하는 단계를 포함하는데,상기 제1 유도성 자장 및 제2 유도성 자장은 동시에 발생될수 있는 것을 특징으로 하는 통신 방법.
Applications Claiming Priority (2)
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US44401795A | 1995-05-18 | 1995-05-18 | |
US8/444,017 | 1995-05-18 |
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KR19990014897A true KR19990014897A (ko) | 1999-02-25 |
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Application Number | Title | Priority Date | Filing Date |
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KR1019970708242A Ceased KR19990014897A (ko) | 1995-05-18 | 1996-05-17 | 근거리 자기 통신 시스템 |
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US (4) | US5771438A (ko) |
EP (1) | EP0872032B1 (ko) |
JP (1) | JPH11505395A (ko) |
KR (1) | KR19990014897A (ko) |
CN (1) | CN1178406C (ko) |
AT (1) | ATE255300T1 (ko) |
CA (1) | CA2221364A1 (ko) |
DE (1) | DE69630894T2 (ko) |
WO (1) | WO1996037052A1 (ko) |
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Also Published As
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JPH11505395A (ja) | 1999-05-18 |
EP0872032B1 (en) | 2003-11-26 |
DE69630894D1 (de) | 2004-01-08 |
US6459882B1 (en) | 2002-10-01 |
WO1996037052A1 (en) | 1996-11-21 |
EP0872032A1 (en) | 1998-10-21 |
US5771438A (en) | 1998-06-23 |
CA2221364A1 (en) | 1996-11-21 |
US20030050011A1 (en) | 2003-03-13 |
MX9708893A (es) | 1998-03-31 |
CN1190506A (zh) | 1998-08-12 |
US7254366B2 (en) | 2007-08-07 |
US20050164636A1 (en) | 2005-07-28 |
CN1178406C (zh) | 2004-12-01 |
DE69630894T2 (de) | 2004-09-02 |
ATE255300T1 (de) | 2003-12-15 |
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