DE3750697D1 - System und Verfahren zur Ortung einer Person oder eines anderen Körpers. - Google Patents

System und Verfahren zur Ortung einer Person oder eines anderen Körpers.

Info

Publication number
DE3750697D1
DE3750697D1 DE3750697T DE3750697T DE3750697D1 DE 3750697 D1 DE3750697 D1 DE 3750697D1 DE 3750697 T DE3750697 T DE 3750697T DE 3750697 T DE3750697 T DE 3750697T DE 3750697 D1 DE3750697 D1 DE 3750697D1
Authority
DE
Germany
Prior art keywords
radio signal
directional antennas
area
field strength
transmitter
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
DE3750697T
Other languages
English (en)
Other versions
DE3750697T2 (de
Inventor
Susumu Sakuma
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Priority claimed from JP62224708A external-priority patent/JPS6466581A/ja
Priority claimed from JP62270557A external-priority patent/JPH01114127A/ja
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of DE3750697D1 publication Critical patent/DE3750697D1/de
Publication of DE3750697T2 publication Critical patent/DE3750697T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/0297—Robbery alarms, e.g. hold-up alarms, bag snatching alarms
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/68—Marker, boundary, call-sign, or like beacons transmitting signals not carrying directional information
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/04—Position of source determined by a plurality of spaced direction-finders
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/016—Personal emergency signalling and security systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Emergency Management (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Transmitters (AREA)
  • Alarm Systems (AREA)
DE3750697T 1987-09-08 1987-11-18 System und Verfahren zur Ortung einer Person oder eines anderen Körpers. Expired - Fee Related DE3750697T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62224708A JPS6466581A (en) 1987-09-08 1987-09-08 Guarding method performed through transmission and reception of emergency signal
JP62270557A JPH01114127A (ja) 1987-10-27 1987-10-27 無線信号の発信及び受信を通じて行う移動体のモニター方法

Publications (2)

Publication Number Publication Date
DE3750697D1 true DE3750697D1 (de) 1994-12-01
DE3750697T2 DE3750697T2 (de) 1995-02-23

Family

ID=26526214

Family Applications (2)

Application Number Title Priority Date Filing Date
DE87310154T Expired - Fee Related DE3786553T2 (de) 1987-09-08 1987-11-18 System und verfahren zur ortung einer person oder eines anderen koerpers.
DE3750697T Expired - Fee Related DE3750697T2 (de) 1987-09-08 1987-11-18 System und Verfahren zur Ortung einer Person oder eines anderen Körpers.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE87310154T Expired - Fee Related DE3786553T2 (de) 1987-09-08 1987-11-18 System und verfahren zur ortung einer person oder eines anderen koerpers.

Country Status (6)

Country Link
US (1) US4954836A (de)
EP (2) EP0404280B1 (de)
AT (1) ATE113426T1 (de)
CA (1) CA1314087C (de)
DE (2) DE3786553T2 (de)
ES (1) ES2042581T3 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4954836A (en) * 1987-09-08 1990-09-04 Susumu Sakuma Follow-up system for moving bodies
DE4222679C2 (de) * 1992-07-07 1997-10-16 Spreepatent Schutzrechtsverwer Verfahren und Vorrichtung zur verbesserten Wahrnehmung von Ereignissen bei der Übertragung von Sportveranstaltungen
FR2706656B1 (fr) * 1993-06-09 1995-09-08 Coris Système de téléalarme.
AU7054794A (en) * 1993-06-10 1995-01-03 Direkt, Inc. Preselected distance monitoring and locating system
US5546072A (en) * 1994-07-22 1996-08-13 Irw Inc. Alert locator
EP0787999A3 (de) * 1996-01-30 1998-10-07 Ncr International Inc. Verfahren und Vorrichtung zum Orten von Preisschildern in Geschäften
US5758064A (en) * 1996-03-26 1998-05-26 Ncr Corporation Method of diagnosing communication problems of electronic price labels
US5748084A (en) * 1996-11-18 1998-05-05 Isikoff; Jeremy M. Device security system
US5939988A (en) * 1998-07-31 1999-08-17 Neyhart; Gene Michael Child proximity monitor and alarm
US6292106B1 (en) * 1998-10-13 2001-09-18 Cubic Defense Systems, Inc. Acoustical system and method for simultaneously locating and tracking multiple personnel in rooms of a building
SE9902400L (sv) 1998-11-09 2000-07-20 Micro Positioning Ab Anordning för positionsbestämning
BR9905014A (pt) * 1999-10-19 2001-06-05 Wilney Cesar Campos De Araujo Sistema de alarme e rastreamento via telefonia celular
NL1020606C2 (nl) * 2002-05-15 2003-11-18 R J M Kuipers Holding B V Noodhulpsysteem.
WO2006024298A1 (en) * 2004-08-30 2006-03-09 Kidspotter A/S System and method for determining a position of an object
KR100882351B1 (ko) * 2007-03-14 2009-02-12 한국전자통신연구원 Ｒｆ 신호를 이용한 위치 및 방향 추적 장치 및 방법
US8098155B2 (en) * 2009-05-26 2012-01-17 Assured Information Security, Inc. System and method for locating a target wireless device
USD863268S1 (en) 2018-05-04 2019-10-15 Scott R. Archer Yagi-uda antenna with triangle loop

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3825833A (en) * 1972-05-18 1974-07-23 J Bogue Personal security device
FR2221741A1 (en) * 1973-03-13 1974-10-11 Suber Passive detector and locator of radars - is for small boats to avoid large moving ships in fogs
US4121160A (en) * 1977-03-22 1978-10-17 Cataldo Thomas R Switch means for radio alarm device
US4236068A (en) * 1979-03-29 1980-11-25 Walton Charles A Personal identification and signaling system
DE2912547C2 (de) * 1979-03-29 1984-05-17 Repa Feinstanzwerk Gmbh, 7071 Alfdorf Automatisches Notrufsystem für Fahrzeuge
DE3103370A1 (de) * 1981-01-29 1982-11-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Tragbarer hausnotrufsender
GB2131655A (en) * 1982-12-09 1984-06-20 Locat Developments Ltd Radio rescue beacon
US4596988A (en) * 1983-06-10 1986-06-24 Wanka James T Remote controlled tracking transmitter and tracking support system
US4494119A (en) * 1983-08-04 1985-01-15 122923 Canada Limited Distress radiolocation method and system
FR2558663A1 (fr) * 1984-01-20 1985-07-26 Vaucelle Alain Dispositif portatif de commande de circuits electriques par emission d'ondes hertziennes
FR2578059A1 (fr) * 1985-02-22 1986-08-29 Zwisler Helene Dispositif radioelectrique de reperage d'etres vivants ou d'objets egares
DE8703497U1 (de) * 1987-03-09 1988-04-07 Dickert, Hans, Dipl.-Ing., 35091 Cölbe Mini - Sender
US4954836A (en) * 1987-09-08 1990-09-04 Susumu Sakuma Follow-up system for moving bodies

Also Published As

Publication number Publication date
DE3750697T2 (de) 1995-02-23
EP0404280B1 (de) 1994-10-26
US4954836A (en) 1990-09-04
DE3786553D1 (de) 1993-08-19
ATE113426T1 (de) 1994-11-15
DE3786553T2 (de) 1993-11-04
EP0404280A1 (de) 1990-12-27
EP0306577A3 (en) 1990-09-19
ES2042581T3 (es) 1993-12-16
EP0306577A2 (de) 1989-03-15
EP0306577B1 (de) 1993-07-14
CA1314087C (en) 1993-03-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee