DE68928699D1 - Funkrufempfänger mit Funktion für Batterieschonung - Google Patents

Funkrufempfänger mit Funktion für Batterieschonung

Info

Publication number
DE68928699D1
DE68928699D1 DE68928699T DE68928699T DE68928699D1 DE 68928699 D1 DE68928699 D1 DE 68928699D1 DE 68928699 T DE68928699 T DE 68928699T DE 68928699 T DE68928699 T DE 68928699T DE 68928699 D1 DE68928699 D1 DE 68928699D1
Authority
DE
Germany
Prior art keywords
channels
identification information
channel
active
predetermined
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
DE68928699T
Other languages
English (en)
Other versions
DE68928699T2 (de
Inventor
Robert Schwendeman
David Frank Willard
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of DE68928699D1 publication Critical patent/DE68928699D1/de
Application granted granted Critical
Publication of DE68928699T2 publication Critical patent/DE68928699T2/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
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/022—One-way selective calling networks, e.g. wide area paging
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/022—Selective call receivers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Circuits Of Receivers In General (AREA)
  • Radio Relay Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
DE68928699T 1988-09-12 1989-08-21 Funkrufempfänger mit Funktion für Batterieschonung Expired - Fee Related DE68928699T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/243,869 US4914649A (en) 1988-09-12 1988-09-12 Multiple frequency message system

Publications (2)

Publication Number Publication Date
DE68928699D1 true DE68928699D1 (de) 1998-07-09
DE68928699T2 DE68928699T2 (de) 1999-01-07

Family

ID=22920462

Family Applications (2)

Application Number Title Priority Date Filing Date
DE68929097T Expired - Fee Related DE68929097T2 (de) 1988-09-12 1989-08-21 Mehrfachfrequenz-nachrichtensystem
DE68928699T Expired - Fee Related DE68928699T2 (de) 1988-09-12 1989-08-21 Funkrufempfänger mit Funktion für Batterieschonung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE68929097T Expired - Fee Related DE68929097T2 (de) 1988-09-12 1989-08-21 Mehrfachfrequenz-nachrichtensystem

Country Status (7)

Country Link
US (1) US4914649A (de)
EP (2) EP0632599B1 (de)
JP (1) JPH0779499B2 (de)
KR (1) KR930003451B1 (de)
AT (2) ATE167012T1 (de)
DE (2) DE68929097T2 (de)
WO (1) WO1990003041A1 (de)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4675863A (en) * 1985-03-20 1987-06-23 International Mobile Machines Corp. Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
US6433668B1 (en) * 1990-05-25 2002-08-13 Seiko Instruments Inc. Paging system with spacial, frequency and time diversity
JPH0650837B2 (ja) * 1987-03-06 1994-06-29 日本電気株式会社 ペ−ジングシステム
US5124985A (en) * 1988-12-13 1992-06-23 Small Power Communication Systems Research Laboratories Co., Ltd. Radiocommunication system using time-division digital frames
US5170487A (en) * 1989-01-19 1992-12-08 Seiko Corp. Paging system with multiple frequencies and multiple protocols
US5042082A (en) * 1989-06-26 1991-08-20 Telefonaktiebolaget L. M. Ericsson Mobile assisted handoff
US5200957A (en) * 1989-06-26 1993-04-06 Telefonaktiebolaget L M Ericsson Mobile assisted handoff
SE500157C2 (sv) * 1989-09-13 1994-04-25 Ericsson Telefon Ab L M Förfarande för att välja basstation, radiokanal och tidslucka vid en mobilstation
US5124697A (en) * 1989-10-16 1992-06-23 Motorola, Inc. Acknowledge-back pager
WO1991006933A1 (en) * 1989-11-03 1991-05-16 Motorola, Inc. Satellite selective call signalling system
US5008952A (en) * 1989-11-03 1991-04-16 Motorola, Inc. Global satellite communication system with geographic protocol conversion
SE464955B (sv) * 1989-11-03 1991-07-01 Ericsson Telefon Ab L M Foerfarande att indela en ramstruktur i en mobilstation
US5129095A (en) * 1989-11-03 1992-07-07 Motorola, Inc. Global communication system receiver and method for operating the same
US5047763A (en) * 1989-11-30 1991-09-10 Motorola, Inc. Selective call system with message rebroadcasting over another selective call system
EP0514470B1 (de) * 1990-01-02 1997-09-03 Motorola, Inc. Mehrfrequenzabtastung in einem Selektivrufübertragungssystem
US5228029A (en) * 1990-02-27 1993-07-13 Motorola, Inc. Cellular tdm communication system employing offset frame synchronization
NL9000603A (nl) * 1990-03-16 1991-10-16 Philips Nv Afstandsbedieningssysteem, alsmede een zender en een ontvanger voor een afstandsbedieningssysteem.
US5206855A (en) * 1990-04-06 1993-04-27 Motorola, Inc. Multiple frequency message system
US5287354A (en) * 1990-08-28 1994-02-15 Ericsson Ge Mobile Communications Inc. Data protocol and monitoring system for RF trunking multisite switch global serial channel
US5392278A (en) * 1990-08-28 1995-02-21 Ericsson Ge Mobile Communications Inc. Distributed multisite system architecture
GB2249918A (en) * 1990-11-14 1992-05-20 Philips Electronic Associated Channel scanning in tdd cordless telephone system
KR0125765B1 (ko) * 1990-11-26 1997-12-26 안쏘니 제이. 살리 2세 통신 시스템에서 페이징하기 위한 방법 및 장치
US5230084A (en) * 1990-12-06 1993-07-20 Motorola, Inc. Selective call receiver having extended battery saving capability
US5983112A (en) * 1990-12-06 1999-11-09 Hughes Electronics Corporation Frequency, time and power level diversity system for digital radio telephony
US5193091A (en) * 1990-12-12 1993-03-09 Motorola, Inc. Tdm communication system for a wide area site and a plurality of local sites
US5276442A (en) * 1991-02-22 1994-01-04 Ericsson Ge Mobile Communications Inc. Dynamic address allocation within RF trunking multisite switch
GB2254971B (en) * 1991-03-07 1994-12-21 Ericsson Telefon Ab L M Mobile radio communications stations
JP2814782B2 (ja) * 1991-08-23 1998-10-27 日本電気株式会社 無線選択呼出受信機
WO1993022848A1 (en) * 1992-05-04 1993-11-11 Motorola, Inc. Adaptative battery saving controller
AU4393693A (en) * 1992-05-08 1994-12-20 Axonn Corporation A frequency agile radio
US5491469A (en) * 1992-05-29 1996-02-13 Motorola, Inc. Communication system for temporarily directing radio receivers to a second radio frequency
US5686898A (en) * 1992-05-29 1997-11-11 Motorola, Inc. Paging network identification information distributed in address field
WO1994001841A1 (en) * 1992-07-02 1994-01-20 Motorola, Inc. Power conservation method and apparatus for a data communication receiver
US5315635A (en) * 1992-09-30 1994-05-24 Motorola, Inc. Reliable message communication system
DE69432386T2 (de) * 1993-01-28 2003-10-30 Ntt Docomo Inc Schnurloses rufsystem
CN1036237C (zh) * 1993-02-22 1997-10-22 日本电气株式会社 给多信道无线寻呼网中的多个寻呼区分配寻呼信道的方法
US5835023A (en) * 1993-02-25 1998-11-10 Ntt Mobile Communications Network Inc. Selective radio paging system and pager
DE69431977T2 (de) * 1993-02-25 2003-08-28 Nippon Telegraph & Telephone Verfahren zur selektiven personsuche per funk, und empfänger für fernruf
JPH06315185A (ja) * 1993-04-30 1994-11-08 Matsushita Electric Ind Co Ltd チャネルモニタ方法
US5507034A (en) * 1993-09-01 1996-04-09 Telefonaktiebolaget Lm Ericsson Channel selection in a cellular communication system
US7142846B1 (en) 1994-01-05 2006-11-28 Henderson Daniel A Method and apparatus for improved paging receiver and system
US6018528A (en) * 1994-04-28 2000-01-25 At&T Corp System and method for optimizing spectral efficiency using time-frequency-code slicing
US5559506A (en) * 1994-05-04 1996-09-24 Motorola, Inc. Method and apparatus for encoding and decoding a digital radio signal
US5542115A (en) * 1994-06-24 1996-07-30 Pioneer Tech Development Limited Paging method and apparatus
IN191139B (de) * 1994-07-05 2003-09-27 Motorola Inc
US5701592A (en) * 1994-12-19 1997-12-23 Telefonaktiebolaget Lm Ericsson Method and system for desynchronizing overhead messages in a radiocommunication system
US5600312A (en) * 1995-01-24 1997-02-04 Motorola, Inc. Messaging system and method having roaming capability and controlled group messaging
US5625351A (en) * 1995-01-24 1997-04-29 Motorola, Inc. Messaging system having roaming capability
US5610919A (en) * 1995-01-24 1997-03-11 Motorola, Inc. Network identification information placement architecture for messaging system having roaming capability
US5682147A (en) * 1995-01-24 1997-10-28 Motorola, Inc. Method and apparatus for selecting a receive frequency in a communication receiver
JP3047345B2 (ja) * 1995-04-28 2000-05-29 静岡日本電気株式会社 バッテリーセービング機能付き選択呼出受信機
GB2301000B (en) * 1995-05-18 1999-07-21 Evets Communications Ltd Communication system
JP2734429B2 (ja) * 1995-10-26 1998-03-30 日本電気株式会社 無線選択呼出受信機
GB9522581D0 (en) * 1995-11-03 1996-01-03 Philips Electronics Nv Roaming in telecommunications systems
US5886645A (en) * 1995-11-24 1999-03-23 Motorola, Inc. Method and apparatus for providing duplicate messages in an acknowledge-back communication system
US5689806A (en) * 1995-12-26 1997-11-18 Motorola, Inc. Communication receiver for selecting between scanning and locking to a channel and method therefor
WO1997039591A1 (en) * 1996-04-15 1997-10-23 Motorola Inc. De-interleaved information memory storage device
WO1997047144A1 (en) * 1996-06-03 1997-12-11 Motorola Inc. Method and apparatus for registration status indication in a roaming system
KR19980014464A (ko) * 1996-08-12 1998-05-25 김광호 무선호출기의 데이타 처리장치 및 방법
SG71691A1 (en) * 1997-01-10 2000-04-18 Motorola Inc Channel monitoring by a multichannel selective call receiver
JP3001484B2 (ja) 1997-11-03 2000-01-24 静岡日本電気株式会社 無線選択呼出受信機及びチャネル選択方法
JP3017120B2 (ja) * 1997-03-26 2000-03-06 静岡日本電気株式会社 無線選択呼出受信機
US6044252A (en) * 1997-11-26 2000-03-28 Motorola, Inc. Method and apparatus for switching between operating channels with different time references
US6097933A (en) * 1997-12-04 2000-08-01 Glenayre Electronics, Inc. Method and apparatus for conserving power in a pager
TW362329B (en) * 1998-01-16 1999-06-21 Winbond Electronic Corp Control method of RF signal for ERMES pager
US6571111B1 (en) * 1998-08-05 2003-05-27 Compaq Computer Corporation Method and apparatus for reducing battery power consumption of transceivers in a communications network using an external generated timing signal
SE515050C2 (sv) * 1999-10-01 2001-06-05 Ericsson Telefon Ab L M Metod och anordning i mobilradiosystem med möjlighet att växla kanalkodningsschema och att byta från frekvenshoppande kanal till icke frekvenshoppande kanal
KR20010096845A (ko) * 2000-04-15 2001-11-08 조정남 다중 채널 동시 검색 기능을 갖는 무선 호출기와 그데이터 송수신 방법
US6515971B2 (en) * 2000-12-15 2003-02-04 Motorola, Inc. Method and apparatus to enable background scanning
US7019618B2 (en) * 2002-10-02 2006-03-28 Battelle Memorial Institute Wireless communications systems, radio frequency identification devices, wireless communications methods, and radio frequency identification device communications methods
US20050207389A1 (en) * 2004-03-22 2005-09-22 Motorola, Inc. System and method for multiplexed frequency and time data transmission
US7719407B2 (en) * 2006-08-23 2010-05-18 Honeywell International Inc. Voice alarm system

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5744264B2 (de) * 1975-01-24 1982-09-20
AU541606B2 (en) * 1979-09-29 1985-01-10 Nippon Electric Co. Ltd. Paging receiver
US4398192A (en) * 1981-12-04 1983-08-09 Motorola Inc. Battery-saving arrangement for pagers
JPS5990432A (ja) * 1982-11-15 1984-05-24 Pioneer Electronic Corp 通信機
US4644347A (en) * 1983-08-10 1987-02-17 Motorola, Inc. Multiple frequency message system
JPS60170341A (ja) * 1984-02-14 1985-09-03 Nec Corp 交換方式
JPS60182825A (ja) * 1984-02-29 1985-09-18 Nec Corp 無線電話方式
JPS619039A (ja) * 1984-06-25 1986-01-16 Sony Corp マルチチヤンネルアクセス無線方式
JPS6152038A (ja) * 1984-08-22 1986-03-14 Nec Corp 無線選択呼出受信機
JPS61177040A (ja) * 1985-01-31 1986-08-08 Nec Corp 無線回線制御方式
DE3689290T2 (de) * 1985-04-22 1994-04-28 Ncr Co Verfahren zur Auswahl eines optimalen Übertragungskanals in einem Kommunikationssystem mit mehreren Stationen.
DE3516074A1 (de) * 1985-05-04 1986-11-06 Philips Patentverwaltung Gmbh, 2000 Hamburg Dienstintegriertes funkuebertragungssystem
NL8503382A (nl) * 1985-12-09 1987-07-01 Philips Nv Werkwijze voor het gemeenschappelijk gebruik van duplex-kanalen in een automatisch kanaalkeuzesysteem en automatisch kanaalkeuzesysteem, waarin deze werkwijze wordt toegepast.
JPS62160830A (ja) * 1986-01-10 1987-07-16 Nec Corp 選択呼出信号受信機
US4718109A (en) * 1986-03-06 1988-01-05 Motorola, Inc. Automatic synchronization system
JPH0654895B2 (ja) * 1986-07-21 1994-07-20 日本電信電話株式会社 複局送信位相同期方式
US4779262A (en) * 1986-10-21 1988-10-18 International Mobile Machines Corp. Connection of subscriber communication network base station to external information network
US4755816A (en) * 1986-10-29 1988-07-05 Motorola Inc. Battery saving method for a selective call radio paging receiver
JPH0650837B2 (ja) * 1987-03-06 1994-06-29 日本電気株式会社 ペ−ジングシステム

Also Published As

Publication number Publication date
KR900702489A (ko) 1990-12-07
EP0433314B1 (de) 1999-11-10
EP0632599A1 (de) 1995-01-04
JPH0779499B2 (ja) 1995-08-23
EP0433314A1 (de) 1991-06-26
ATE186615T1 (de) 1999-11-15
DE68928699T2 (de) 1999-01-07
ATE167012T1 (de) 1998-06-15
US4914649A (en) 1990-04-03
JPH04501790A (ja) 1992-03-26
WO1990003041A1 (en) 1990-03-22
DE68929097T2 (de) 2000-07-20
DE68929097D1 (de) 1999-12-16
KR930003451B1 (ko) 1993-04-29
EP0632599B1 (de) 1998-06-03
EP0433314A4 (en) 1992-07-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: SCHUMACHER & WILLSAU, PATENTANWALTSSOZIETAET, 80335 MUENCHEN

8339 Ceased/non-payment of the annual fee