HK8894A - Improvements in or relating to cellular telephone apparatus and a cellular communications system - Google Patents

Improvements in or relating to cellular telephone apparatus and a cellular communications system Download PDF

Info

Publication number
HK8894A
HK8894A HK88/94A HK8894A HK8894A HK 8894 A HK8894 A HK 8894A HK 88/94 A HK88/94 A HK 88/94A HK 8894 A HK8894 A HK 8894A HK 8894 A HK8894 A HK 8894A
Authority
HK
Hong Kong
Prior art keywords
uhf
cellular
telephone apparatus
portable
duplex
Prior art date
Application number
HK88/94A
Other languages
English (en)
Inventor
Victor Rodrigues Michael
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 HK8894A publication Critical patent/HK8894A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1607—Supply circuits
    • H04B1/1615—Switching on; Switching off, e.g. remotely
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
    • H04W52/029—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment reducing the clock frequency of the controller
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
    • H04W52/0293—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment having a sub-controller with a low clock frequency switching on and off a main controller with a high clock frequency
    • 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)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
HK88/94A 1987-03-04 1994-01-21 Improvements in or relating to cellular telephone apparatus and a cellular communications system HK8894A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8705005A GB2201866B (en) 1987-03-04 1987-03-04 Improvements in or relating to cellular telephone apparatus and a cellular communications system

Publications (1)

Publication Number Publication Date
HK8894A true HK8894A (en) 1994-02-04

Family

ID=10613288

Family Applications (1)

Application Number Title Priority Date Filing Date
HK88/94A HK8894A (en) 1987-03-04 1994-01-21 Improvements in or relating to cellular telephone apparatus and a cellular communications system

Country Status (6)

Country Link
EP (1) EP0354903B1 (fr)
AU (1) AU1349288A (fr)
DE (1) DE3851954T2 (fr)
GB (1) GB2201866B (fr)
HK (1) HK8894A (fr)
WO (1) WO1988006830A1 (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3839015C1 (fr) * 1988-11-18 1990-05-10 Robert Bosch Gmbh, 7000 Stuttgart, De
CA2045519C (fr) * 1989-03-20 1994-11-08 Arun Sobti Recepteur radio a processeur de signaux numeriques economisant l'energie
JPH0773385B2 (ja) * 1989-04-03 1995-08-02 三菱電機株式会社 移動電話装置
GB2267797B (en) * 1989-04-03 1994-04-13 Mitsubishi Electric Corp Mobile telephone device with low power consumption
GB2234649B (en) * 1989-04-27 1993-10-27 Stc Plc Personal communications systems
FI894371A7 (fi) * 1989-09-15 1991-03-16 Nokia Mobile Phones Ltd Telefonsystem.
US5247700A (en) * 1990-11-16 1993-09-21 Universal Cellular, Inc. Cellular telephone with pager
DE4104890A1 (de) * 1991-02-18 1992-08-27 Ant Nachrichtentech Funkfernsprechsystem
DE69225925T2 (de) * 1991-04-17 1998-10-22 Ericsson Telefon Ab L M Zellulares Kommunikationssystem mit integrierten Funkrufsystem
US5950128A (en) * 1991-04-17 1999-09-07 Telefonaktiebolaget Lm Ericsson Method and apparatus for increasing the answering probability of calls to mobile radio terminals
US5392023A (en) * 1991-09-06 1995-02-21 Motorola, Inc. Data communication system with automatic power control
GB2276061A (en) * 1993-03-11 1994-09-14 Michael Victor Rodrigues Satellite mobile radio telephone apparatus
US5881101A (en) * 1994-09-01 1999-03-09 Harris Corporation Burst serial tone waveform signaling method and device for squelch/wake-up control of an HF transceiver
US5513241A (en) * 1994-09-12 1996-04-30 Seiko Communications Systems, Inc. Low cost acknowledge-back system for a pager using existing infrastructure
WO1996008933A1 (fr) * 1994-09-12 1996-03-21 Seiko Communications Systems, Inc. Recepteur d'appels retournant un signal de reception par l'intermediaire d'une source de transmission secondaire
US5701337A (en) * 1995-12-27 1997-12-23 Telefonaktiebolaget Lm Ericsson (Publ) System and method for implementing a combined mobile phone and pager in a telecommunications network
US5737707A (en) * 1996-01-11 1998-04-07 At&T Corp. Pager-controlled wireless radiotelephone
PE72598A1 (es) * 1997-02-12 1998-10-30 E S P Communications Inc Sistema de comunicacion inalambrica de dos vias iniciado por un emisor al cual se le factura por la llamada
US7005963B1 (en) 1997-05-21 2006-02-28 Scalisi Joseph F Call receiving method and apparatus having two-way text messaging and automatic retrieval of call numbers making calls to apparatus
EP0993739A1 (fr) 1997-05-21 2000-04-19 E.S.P. Communications, Inc. Systeme, procede et appareil pour communication sans fil, bidirectionnelle, declenchee uniquement par l'appelant et facturee a l'appelant
US6111865A (en) 1997-05-30 2000-08-29 Qualcomm Incorporated Dual channel slotted paging
HU228602B1 (en) 1997-05-30 2013-04-29 Qualcomm Inc Method and device of paging a wireless terminal in a wireless telecommunications system
US6097955A (en) * 1997-09-12 2000-08-01 Lucent Technologies, Inc. Apparatus and method for optimizing CPU usage in processing paging messages within a cellular communications system
AU1892999A (en) * 1997-12-24 1999-07-19 3M New Zealand Limited Improvements to testing
FR2856550B1 (fr) * 2003-06-18 2005-09-23 France Telecom Procede et systeme pour reduire la consommation electrique d'un tertminal mobile a l'etat de veille

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1006474B (de) * 1953-12-16 1957-04-18 Lorenz C Ag Abschaltbarer Selektivrufempfaenger
DE2209134A1 (de) * 1972-02-26 1973-03-01 Tekade Felten & Guilleaume Verfahren und schaltungsanordnung zum herabsetzen der leistungsaufnahme von sprechfunkgeraeten
US4039760A (en) * 1974-03-11 1977-08-02 Teletronics United Inc. Cordless telephone system
EP0011063B1 (fr) * 1978-11-11 1983-07-20 International Mobile Machines Corporation Système radio-téléphonique portatif
US4332981A (en) * 1980-08-15 1982-06-01 Edward Rossi Palombi Cordless telephone
GB2124454B (en) * 1982-07-02 1986-07-30 Fidelity Radio Plc Cordless telephone system
FR2550900B1 (fr) * 1983-08-17 1986-05-23 Thomson Csf Poste recepteur a faible consommation d'energie
DE3444989A1 (de) * 1984-12-10 1986-06-12 Siemens AG, 1000 Berlin und 8000 München Autotelefonsystem
EP0193316B1 (fr) * 1985-02-18 1989-09-27 Nec Corporation Système de téléphonie mobile pour l'appel automatique d'un abonné mobile absent
GB2179823A (en) * 1985-08-28 1987-03-11 Philips Electronic Associated Communications system

Also Published As

Publication number Publication date
DE3851954D1 (de) 1994-12-01
EP0354903A1 (fr) 1990-02-21
GB8705005D0 (en) 1987-04-08
WO1988006830A1 (fr) 1988-09-07
EP0354903B1 (fr) 1994-10-26
AU1349288A (en) 1988-09-26
GB2201866A (en) 1988-09-07
DE3851954T2 (de) 1995-05-18
GB2201866B (en) 1991-04-17

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)