DE69721528D1 - Persönlicher überwachungsanhänger - Google Patents

Persönlicher überwachungsanhänger

Info

Publication number
DE69721528D1
DE69721528D1 DE69721528T DE69721528T DE69721528D1 DE 69721528 D1 DE69721528 D1 DE 69721528D1 DE 69721528 T DE69721528 T DE 69721528T DE 69721528 T DE69721528 T DE 69721528T DE 69721528 D1 DE69721528 D1 DE 69721528D1
Authority
DE
Germany
Prior art keywords
personal surveillance
surveillance
personal
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 - Lifetime
Application number
DE69721528T
Other languages
English (en)
Other versions
DE69721528T2 (de
Inventor
E Guthrie
D Cox
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.)
Northrop Grumman Corp
Original Assignee
Northrop Grumman Corp
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 Northrop Grumman Corp filed Critical Northrop Grumman Corp
Publication of DE69721528D1 publication Critical patent/DE69721528D1/de
Application granted granted Critical
Publication of DE69721528T2 publication Critical patent/DE69721528T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/18—Prevention or correction of operating errors
    • 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
    • G08B21/18—Status alarms
    • G08B21/22—Status alarms responsive to presence or absence of persons
DE69721528T 1996-06-13 1997-02-21 Persönlicher überwachungsanhänger Expired - Lifetime DE69721528T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US663340 1996-06-13
US08/663,340 US5745037A (en) 1996-06-13 1996-06-13 Personnel monitoring tag
PCT/US1997/002708 WO1997048081A1 (en) 1996-06-13 1997-02-21 Random interval personal monitoring system

Publications (2)

Publication Number Publication Date
DE69721528D1 true DE69721528D1 (de) 2003-06-05
DE69721528T2 DE69721528T2 (de) 2004-03-18

Family

ID=24661406

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69721528T Expired - Lifetime DE69721528T2 (de) 1996-06-13 1997-02-21 Persönlicher überwachungsanhänger

Country Status (4)

Country Link
US (1) US5745037A (de)
EP (1) EP0904582B1 (de)
DE (1) DE69721528T2 (de)
WO (1) WO1997048081A1 (de)

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Also Published As

Publication number Publication date
EP0904582B1 (de) 2003-05-02
EP0904582A1 (de) 1999-03-31
WO1997048081A1 (en) 1997-12-18
EP0904582A4 (de) 2001-03-21
US5745037A (en) 1998-04-28
DE69721528T2 (de) 2004-03-18

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