DE69002242T2 - Sender-empfaenger-vorrichtung. - Google Patents

Sender-empfaenger-vorrichtung.

Info

Publication number
DE69002242T2
DE69002242T2 DE90300064T DE69002242T DE69002242T2 DE 69002242 T2 DE69002242 T2 DE 69002242T2 DE 90300064 T DE90300064 T DE 90300064T DE 69002242 T DE69002242 T DE 69002242T DE 69002242 T2 DE69002242 T2 DE 69002242T2
Authority
DE
Germany
Prior art keywords
receiver device
transmitter receiver
transmitter
receiver
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
DE90300064T
Other languages
English (en)
Other versions
DE69002242D1 (de
Inventor
Tadishi Yasuoka
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.)
Citizen Holdings Co Ltd
Original Assignee
Citizen Watch Co Ltd
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 Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of DE69002242D1 publication Critical patent/DE69002242D1/de
Application granted granted Critical
Publication of DE69002242T2 publication Critical patent/DE69002242T2/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
    • G08B21/0202—Child monitoring systems using a transmitter-receiver system carried by the parent and the child
    • G08B21/0222—Message structure or message content, e.g. message protocol
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/14—Mechanical actuation by lifting or attempted removal of hand-portable articles
    • G08B13/1427—Mechanical actuation by lifting or attempted removal of hand-portable articles with transmitter-receiver for distance detection
    • 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
    • G08B21/0202—Child monitoring systems using a transmitter-receiver system carried by the parent and the child
    • G08B21/023—Power management, e.g. system sleep and wake up provisions
DE90300064T 1989-01-13 1990-01-04 Sender-empfaenger-vorrichtung. Expired - Fee Related DE69002242T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP474389 1989-01-13

Publications (2)

Publication Number Publication Date
DE69002242D1 DE69002242D1 (de) 1993-08-26
DE69002242T2 true DE69002242T2 (de) 1993-11-04

Family

ID=11592395

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90300064T Expired - Fee Related DE69002242T2 (de) 1989-01-13 1990-01-04 Sender-empfaenger-vorrichtung.

Country Status (3)

Country Link
US (1) US5175868A (de)
EP (1) EP0378301B1 (de)
DE (1) DE69002242T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5245314A (en) * 1985-09-18 1993-09-14 Kah Jr Carl L C Location monitoring system
DE4219678A1 (de) * 1992-06-16 1994-01-05 Eduard Kuehnert Verfahren und Anordnung zur Sicherung von Personen oder Gegenständen
US5652569A (en) * 1994-09-02 1997-07-29 Paul Joseph Gerstenberger Child alarm
DE4432971A1 (de) * 1994-09-16 1996-03-21 Markus Braunewell Vorrichtung zum Aufmerksammachen auf das Entfernen eines Gegenstandes
DE9420836U1 (de) * 1994-12-29 1995-02-16 Kuehnert Eduard Anordnung zur Sicherung, Überwachung oder Kontrolle von Personen und/oder Gegenständen
DE19528818A1 (de) * 1995-08-05 1997-02-06 Cordes Hans Theodor Dr Verfahren zum Sichern von Gegenständen
DE29615200U1 (de) * 1996-08-31 1996-12-05 Schmid Falter Edgar J Diebstahlsicherung
US5774054A (en) * 1996-11-04 1998-06-30 E Lead Electronic Co., Ltd. Synchronous receiving/transmitting departure alarm
US6334052B1 (en) * 1997-03-07 2001-12-25 Telefonaktiebolaget Lm Ericsson (Publ) Subscription-based mobile station idle mode cell selection
US5955948A (en) * 1997-06-19 1999-09-21 Howell; Willie E. Purse alarm
DE19741643A1 (de) * 1997-09-22 1999-03-25 Klaus Dr Keck Vorrichtung zur Sicherung von Fahrrädern, Motorrädern und dergleichen
US6028506A (en) * 1997-10-27 2000-02-22 Xiao; Wei Hao Car alarm transmitting and paging system
US6040772A (en) * 1998-09-25 2000-03-21 Jackson; Susan M. Alarm system for forgotten golf club
US6753778B2 (en) 2001-06-06 2004-06-22 Douglas Brown Kruger Orientation/time sensing alarm device for golf club
US7652573B2 (en) * 2002-05-23 2010-01-26 Ident Technology Ag Object presence analysis system and method

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2128453A (en) * 1982-10-08 1984-04-26 Philips Electronic Associated System identification in communications systems
JPS60145735A (ja) * 1984-01-09 1985-08-01 Nec Corp バツテリ−セ−ビング方式
US4755817A (en) * 1984-02-22 1988-07-05 U.S. Philips Corporation Data transmission system having transmission intervals which are adjustable for data words of various lengths
FR2567342A1 (fr) * 1984-06-18 1986-01-10 Fusilier Jean Marie Perfectionnement aux ensembles de telecommande d'ordres par rayonnement infrarouge code
US4809299A (en) * 1987-05-05 1989-02-28 Ho Kit Fun Frequency independent information transmission system
GB8624445D0 (en) * 1986-10-11 1986-11-12 Apt Controls Ltd Remote infra-red activated access control system
JPS63267026A (ja) * 1987-04-24 1988-11-04 Nec Corp 携帯型無線機
JPS63267027A (ja) * 1987-04-24 1988-11-04 Nippon Telegr & Teleph Corp <Ntt> Ｓｓｂ受信装置
JPS63267025A (ja) * 1987-04-24 1988-11-04 Citizen Watch Co Ltd 忘れ物警報装置
US4853692A (en) * 1987-12-07 1989-08-01 Wolk Barry M Infant security system
US5014040A (en) * 1988-10-14 1991-05-07 Instantel Inc. Personal locator transmitter
US4990892A (en) * 1989-08-07 1991-02-05 Westcom, A Division Of Westside Communications Of Jacksonville, Inc. Personnel locator system

Also Published As

Publication number Publication date
DE69002242D1 (de) 1993-08-26
EP0378301A3 (en) 1990-12-12
EP0378301B1 (de) 1993-07-21
EP0378301A2 (de) 1990-07-18
US5175868A (en) 1992-12-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CITIZEN HOLDINGS CO., LTD., NISHITOKYO, TOKIO/, JP

8339 Ceased/non-payment of the annual fee