DE3873493D1 - Rufsystem mit ortsabhaengigen gesteuerten rufempfaengern. - Google Patents

Rufsystem mit ortsabhaengigen gesteuerten rufempfaengern.

Info

Publication number: DE3873493D1
Authority: DE; Germany
Prior art keywords: call system; local controlled; controlled receivers; receivers; local
Prior art date: 1987-12-01
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

DE8888202716T

Other languages

English (en)

Other versions

DE3873493T2 (de

Inventor

Marcel Johannes Gerh Vrijkorte

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.)

Ascom Tateco AB

Original Assignee

Ericsson Radio Systems BV

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.)

1987-12-01

Filing date

1988-11-28

Publication date

1992-09-10

1988-11-28 Application filed by Ericsson Radio Systems BV filed Critical Ericsson Radio Systems BV

1992-09-10 Publication of DE3873493D1 publication Critical patent/DE3873493D1/de

1993-02-04 Application granted granted Critical

1993-02-04 Publication of DE3873493T2 publication Critical patent/DE3873493T2/de

2008-11-29 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
- G08B3/1008—Personal calling arrangements or devices, i.e. paging systems
- G08B3/1016—Personal calling arrangements or devices, i.e. paging systems using wireless transmission
- G08B3/1025—Paging receivers with audible signalling details
- G08B3/1066—Paging receivers with audible signalling details with other provisions not elsewhere provided for, e.g. turn-off protection
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
- G08B3/1008—Personal calling arrangements or devices, i.e. paging systems
- G08B3/1016—Personal calling arrangements or devices, i.e. paging systems using wireless transmission
- G08B3/1083—Pager locating systems
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/04—Arrangements for transmitting signals characterised by the use of a wireless electrical link using magnetically coupled devices

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
General Physics & Mathematics (AREA)
Electromagnetism (AREA)
Signal Processing (AREA)
Mobile Radio Communication Systems (AREA)

DE8888202716T 1987-12-01 1988-11-28 Rufsystem mit ortsabhaengigen gesteuerten rufempfaengern. Expired - Fee Related DE3873493T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL8702885		1987-12-01

Publications (2)

Publication Number	Publication Date
DE3873493D1 true DE3873493D1 (de)	1992-09-10
DE3873493T2 DE3873493T2 (de)	1993-02-04

Family

ID=19851007

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8888202716T Expired - Fee Related DE3873493T2 (de)	1987-12-01	1988-11-28	Rufsystem mit ortsabhaengigen gesteuerten rufempfaengern.

Country Status (4)

Country	Link
US (1)	US4943803A (de)
EP (1)	EP0319099B1 (de)
AU (1)	AU607022B2 (de)
DE (1)	DE3873493T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5254986A (en) *	1989-10-23	1993-10-19	Motorola, Inc.	Nation-wide paging with local modes of operation
JP2563152Y2 (ja) *	1990-06-04	1998-02-18	日本電気株式会社	表示付選択呼出受信機
US5239671A (en) *	1990-11-13	1993-08-24	Pagemart, Inc.	Simulcast satellite paging system with provision for signal interruption
NL9002677A (nl) *	1990-12-05	1992-07-01	Ericsson Radio Systems Bv	Stelsel voor het detecteren van de aanwezigheid in een rek van een draagbare eenheid die geschikt is voor het uitzenden of ontvangen van een signaal met een toegewezen identificatienummer.
EP0501706B1 (de) *	1991-02-25	1998-10-14	Motorola, Inc.	Gegenstandsortungssystem
JPH0575526A (ja) *	1991-02-25	1993-03-26	Pagemart Inc	適応呼出装置
WO1993001662A1 (en) *	1991-07-11	1993-01-21	Shimon Neustein	Pager apparatus
US5361399A (en) *	1992-06-02	1994-11-01	Pagemart, Inc.	Adaptive communication system for transmitting between base stations and portable transceivers via different data rate communication links
US5686892A (en) *	1992-09-14	1997-11-11	Smith; William J.	Stolen property tracking system
AU6508594A (en) *	1993-04-15	1994-11-08	Howard Charles Stapleton	Data transmission using capacitive coupling
US5629693A (en) *	1993-11-24	1997-05-13	Trimble Navigation Limited	Clandestine location reporting by a missing vehicle
US5669061A (en)	1994-08-19	1997-09-16	Trimble Navigation Limited	Automatic cellular phone tracking
KR0184485B1 (ko) *	1996-08-05	1999-05-15	삼성전자주식회사	페이저 수신기 분실시 위치알림 및 연락처 알림방법
US8466795B2 (en)	1997-01-21	2013-06-18	Pragmatus Mobile LLC	Personal security and tracking system
US20030107475A1 (en) *	2001-12-12	2003-06-12	Bautista Edwin Espanola	Receiver for and method of extending battery life
US7496060B2 (en)	2005-05-20	2009-02-24	Freescale Semiconductor, Inc.	Extending battery life in communication devices having a plurality of receivers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2009031B2 (de) *	1970-02-26	1974-01-24	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Einrichtung zur drahtlosen Steuerung und Überwachung von innerhalb einer Wohneinheit betriebenen elektrischen Geräten
CH573688A5 (de) *	1974-07-11	1976-03-15	Hasler Ag
US4110743A (en) *	1974-07-11	1978-08-29	Hasler Ag	Wireless paging receiver
JPS55163922A (en) *	1979-06-08	1980-12-20	Hochiki Corp	Communication unit with limited communication area
NL176889C (nl) *	1980-01-30	1985-06-17	Nira Int Bv	Personenzoekontvanger.
DE3484162D1 (de) *	1983-08-18	1991-04-04	Nec Corp	Funkkommunikationsgeraet abgeschaltet nach empfang einer bestimmten nachricht.
GB8432807D0 (en) *	1984-12-31	1985-02-06	Emx International Ltd	Loop data link
US4794621A (en) *	1987-08-26	1988-12-27	Josef Dirr	Apparatus for transmitting information by angle modulation

1988
- 1988-11-23 AU AU25833/88A patent/AU607022B2/en not_active Ceased
- 1988-11-28 DE DE8888202716T patent/DE3873493T2/de not_active Expired - Fee Related
- 1988-11-28 EP EP88202716A patent/EP0319099B1/de not_active Expired
- 1988-11-30 US US07/277,879 patent/US4943803A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0319099A1 (de)	1989-06-07
DE3873493T2 (de)	1993-02-04
AU607022B2 (en)	1991-02-21
US4943803A (en)	1990-07-24
AU2583388A (en)	1989-06-01
EP0319099B1 (de)	1992-08-05

Publication	Publication Date	Title
DE3785781D1 (de)	1993-06-17	Zusammengesetztes qam-psk-uebertragungssystem.
ATE148293T1 (de)	1997-02-15	Mikrozellulares kommunikationssystem mit makrodiversity
DE3885157D1 (de)	1993-12-02	Funktelefon-System.
NO912941D0 (no)	1991-07-29	Lineaermotor-fremdriftssystem.
DE68924315D1 (de)	1995-10-26	Automatisches Anrufverteilschaltsystem mit verteilter Bearbeitungsfähigkeit.
DE3751046D1 (de)	1995-03-23	Vermittlungssystem.
DE3884077D1 (de)	1993-10-21	Funktelefonsystem.
DE3866961D1 (de)	1992-01-30	Landesystem mit schwenkbaren balken.
DE3482633D1 (de)	1990-08-09	Multiplex-steuerungssystem mit unversehrtheit.
DE3786222D1 (de)	1993-07-22	Fernsprechsystem.
DE3884824D1 (de)	1993-11-18	Objekt-Positionierungssystem.
DE3873493D1 (de)	1992-09-10	Rufsystem mit ortsabhaengigen gesteuerten rufempfaengern.
DE68909498D1 (de)	1993-11-04	Empfangssystem.
DE3873190D1 (de)	1992-09-03	Kommunikationssystem.
NO885311D0 (no)	1988-11-29	Fordelt antenne-system.
FI870913L (fi)	1988-09-04	Styranordning.
DE3687234D1 (de)	1993-01-14	Video-uebertragungs-systeme.
DE3884290D1 (de)	1993-10-28	Mobilfunkanlage.
NO880603L (no)	1988-08-15	Styresystem.
DE68918912D1 (de)	1994-11-24	Automatisches Fernmeldesystem.
DE3788596D1 (de)	1994-02-10	Automatisches Steuersystem.
FI841910A0 (fi)	1984-05-11	System foer varning aot piloten foer en farlig flygprofil under manoevrering pao laog hoejd.
DE3885041D1 (de)	1993-11-25	Netzwerkkontrollsystem.
DE3881724D1 (de)	1993-07-22	Kommunikationssystem.
DE3889166D1 (de)	1994-05-26	Empfänger.

Legal Events

Date	Code	Title	Description
1993-09-02	8364	No opposition during term of opposition
1999-07-22	8327	Change in the person/name/address of the patent owner	Owner name: ASCOM TATECO AB, GOETEBORG, SE
2005-09-08	8339	Ceased/non-payment of the annual fee