KR930011588B1 - 이동체 위치 특정 시스템 - Google Patents

이동체 위치 특정 시스템 Download PDF

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Publication number
KR930011588B1
KR930011588B1 KR1019870013843A KR870013843A KR930011588B1 KR 930011588 B1 KR930011588 B1 KR 930011588B1 KR 1019870013843 A KR1019870013843 A KR 1019870013843A KR 870013843 A KR870013843 A KR 870013843A KR 930011588 B1 KR930011588 B1 KR 930011588B1
Authority
KR
South Korea
Prior art keywords
directional antennas
field strength
antenna
directional
radio signal
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.)
Expired - Fee Related
Application number
KR1019870013843A
Other languages
English (en)
Korean (ko)
Other versions
KR890006007A (ko
Inventor
스스무 사꾸마
Original Assignee
스스무 사꾸마
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 스스무 사꾸마 filed Critical 스스무 사꾸마
Publication of KR890006007A publication Critical patent/KR890006007A/ko
Application granted granted Critical
Publication of KR930011588B1 publication Critical patent/KR930011588B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • H04B1/02—Transmitters
    • H04B1/03—Constructional details, e.g. casings, housings
    • H04B1/034—Portable transmitters

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Alarm Systems (AREA)
  • Selective Calling Equipment (AREA)
  • Transmitters (AREA)
KR1019870013843A 1987-09-05 1987-12-04 이동체 위치 특정 시스템 Expired - Fee Related KR930011588B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP?62-224708 1987-09-05
JP62-224708 1987-09-08
JP62224708A JPS6466581A (en) 1987-09-08 1987-09-08 Guarding method performed through transmission and reception of emergency signal
JP?62-270557 1987-10-27

Publications (2)

Publication Number Publication Date
KR890006007A KR890006007A (ko) 1989-05-18
KR930011588B1 true KR930011588B1 (ko) 1993-12-13

Family

ID=16817998

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870013843A Expired - Fee Related KR930011588B1 (ko) 1987-09-05 1987-12-04 이동체 위치 특정 시스템

Country Status (2)

Country Link
JP (1) JPS6466581A (enExample)
KR (1) KR930011588B1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100882351B1 (ko) * 2007-03-14 2009-02-12 한국전자통신연구원 Ｒｆ 신호를 이용한 위치 및 방향 추적 장치 및 방법

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0433000A (ja) * 1990-05-23 1992-02-04 Syst Guard Service Kk 方向探知装置
JP2627986B2 (ja) * 1991-07-26 1997-07-09 進 佐久間 非常信号の発信及び受信を通じて行う警備方法
JP2561126Y2 (ja) * 1991-11-29 1998-01-28 住友重機械工業株式会社 上空対象物の識別装置
KR100295896B1 (ko) * 1998-06-09 2001-10-26 이광환 단펄스를수신하기위한안테나스테이션및그방법과그를이용한무선신호발신위치검출장치및그방법
KR20030018912A (ko) * 2001-08-31 2003-03-06 알에프코어 주식회사 위치 추적 시스템 및 그 방법
KR100443953B1 (ko) * 2002-05-27 2004-08-11 주식회사유진로보틱스 무선신호를 이용한 로봇의 상대적 위치 추정 장치 및 방법
KR100483801B1 (ko) * 2002-10-30 2005-04-20 한국철도기술연구원 위상차를 이용한 이동체의 위치 추적 및 운행 관리 시스템
KR100878193B1 (ko) * 2007-01-26 2009-01-12 국방과학연구소 위상 비교 모노펄스 추적 안테나의 오차 각도 측정 장치
JP5839552B2 (ja) * 2011-10-18 2016-01-06 東邦瓦斯株式会社 無線検針メータ位置検出方法
CA2983896A1 (en) * 2015-03-11 2016-09-15 Skyrobot Inc. Search and rescue system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5169303A (enExample) * 1974-12-13 1976-06-15 Nippon Electric Co
JPS52119092A (en) * 1976-03-31 1977-10-06 Mitsubishi Electric Corp Emergency call device
US4460736A (en) * 1980-07-03 1984-07-17 Celanese Corporation Blend of sulfone polymer and wholly aromatic polyester
JPS6047973A (ja) * 1983-08-26 1985-03-15 Meisei Electric Co Ltd 情報圧縮／再生回路および情報圧縮／再生方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100882351B1 (ko) * 2007-03-14 2009-02-12 한국전자통신연구원 Ｒｆ 신호를 이용한 위치 및 방향 추적 장치 및 방법
US7724191B2 (en) 2007-03-14 2010-05-25 Electronics And Telecommunications Research Institute Apparatus and method for tracing position and direction of target object through RF signal

Also Published As

Publication number Publication date
JPH0480353B2 (enExample) 1992-12-18
KR890006007A (ko) 1989-05-18
JPS6466581A (en) 1989-03-13

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