CA1163680A - Selective calling receiver with decoder powered according to varying clock pulses - Google Patents

Selective calling receiver with decoder powered according to varying clock pulses

Info

Publication number
CA1163680A
CA1163680A CA000361093A CA361093A CA1163680A CA 1163680 A CA1163680 A CA 1163680A CA 000361093 A CA000361093 A CA 000361093A CA 361093 A CA361093 A CA 361093A CA 1163680 A CA1163680 A CA 1163680A
Authority
CA
Canada
Prior art keywords
decoder
receiver
clock pulses
clock
power
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
Application number
CA000361093A
Other languages
English (en)
French (fr)
Inventor
Masaru Masaki
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.)
NEC Corp
Original Assignee
Nippon Electric 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Application granted granted Critical
Publication of CA1163680A publication Critical patent/CA1163680A/en
Expired legal-status Critical Current

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
    • H04W52/0287—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
    • 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
    • H04W88/025—Selective call decoders
    • H04W88/026—Selective call decoders using digital address codes
    • 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)
  • Circuits Of Receivers In General (AREA)
CA000361093A 1979-09-29 1980-09-26 Selective calling receiver with decoder powered according to varying clock pulses Expired CA1163680A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP134805/1979 1979-09-29
JP1979134805U JPS593635Y2 (ja) 1979-09-29 1979-09-29 選択呼出受信機

Publications (1)

Publication Number Publication Date
CA1163680A true CA1163680A (en) 1984-03-13

Family

ID=15136932

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000361093A Expired CA1163680A (en) 1979-09-29 1980-09-26 Selective calling receiver with decoder powered according to varying clock pulses

Country Status (5)

Country Link
US (1) US4384361A (https=)
JP (1) JPS593635Y2 (https=)
AU (1) AU536296B2 (https=)
CA (1) CA1163680A (https=)
GB (1) GB2061067B (https=)

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JP2965566B2 (ja) * 1988-06-24 1999-10-18 株式会社東芝 選択呼出受信機及び受信機
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JP3068134B2 (ja) * 1988-08-25 2000-07-24 株式会社東芝 選択呼出受信機
JPH0616601B2 (ja) * 1988-09-07 1994-03-02 三洋電機株式会社 受信電波処理回路のパワーセイブ回路及びそのパワーセイブ方法
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JPH0832086B2 (ja) * 1993-04-21 1996-03-27 日本電気株式会社 無線選択呼出受信機
JP2737628B2 (ja) * 1993-12-28 1998-04-08 日本電気株式会社 携帯情報機器システム
JP2710554B2 (ja) * 1994-04-13 1998-02-10 静岡日本電気株式会社 無線選択呼出し受信機のバッテリセービング方式
US6130603A (en) * 1994-06-13 2000-10-10 Ers International, Inc. Low-powered RF-linked price display system
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JP3073670B2 (ja) * 1995-06-30 2000-08-07 松下電器産業株式会社 間欠受信動作受信機
US5940746A (en) * 1995-12-29 1999-08-17 Motorola, Inc. Channel scanning apparatus and method
US6236674B1 (en) * 1996-02-23 2001-05-22 Teletransactions, Inc. Transceiver control with sleep mode operation
DE19733530C2 (de) * 1997-08-02 2003-10-09 Philips Intellectual Property Mobilfunkgerät
FR2774487B1 (fr) 1998-02-05 2000-09-29 Alsthom Cge Alcatel Systeme d'alimentation optimisee pour circuit electronique
US7324496B1 (en) 2002-05-01 2008-01-29 Nxp B.V. Highly integrated radio-frequency apparatus and associated methods
US8478921B2 (en) * 2004-03-31 2013-07-02 Silicon Laboratories, Inc. Communication apparatus implementing time domain isolation with restricted bus access
GB0407587D0 (en) * 2004-04-02 2004-05-05 Univ Nottingham Trent Cancer associated antigens
US8884791B2 (en) * 2004-06-29 2014-11-11 St-Ericsson Sa Keypad scanning with radio event isolation
US7248848B2 (en) * 2004-06-30 2007-07-24 Matthews Phillip M Communication apparatus including dual timer units
US8472990B2 (en) * 2004-07-23 2013-06-25 St Ericsson Sa Apparatus using interrupts for controlling a processor for radio isolation and associated method
US7433393B2 (en) 2004-07-23 2008-10-07 Nxp B.V. Apparatus for controlling a digital signal processor for radio isolation and associated methods
US20050008095A1 (en) * 2004-07-23 2005-01-13 Rush Frederick A. Apparatus using interrupts for controlling a processor for radio isolation and associated methods
US7761056B2 (en) * 2004-07-23 2010-07-20 St-Ericsson Sa Method of controlling a processor for radio isolation using a timer
US7567637B2 (en) 2004-09-30 2009-07-28 St-Ericsson Sa Wireless communication system and method with frequency burst acquisition feature using autocorrelation and narrowband interference detection
US7593482B2 (en) 2004-09-30 2009-09-22 St-Ericsson Sa Wireless communication system with hardware-based frequency burst detection
US7778674B2 (en) * 2004-12-29 2010-08-17 St-Ericsson Sa Communication apparatus having a SIM interface compatible with radio isolation
US8019382B2 (en) * 2004-12-29 2011-09-13 St-Ericsson Sa Communication apparatus having a standard serial communication interface compatible with radio isolation
US7805170B2 (en) * 2005-03-30 2010-09-28 St-Ericsson Sa System and method for efficient power supply regulation compatible with radio frequency operation
US7209061B2 (en) * 2005-03-30 2007-04-24 Silicon Laboratories, Inc. Method and system for sampling a signal
US7283503B1 (en) 2005-06-24 2007-10-16 Silicon Laboratories, Inc. Communication apparatus including a buffer circuit having first and second portions for alternately storing results
US7801207B2 (en) * 2005-06-24 2010-09-21 St-Ericsson Sa Signal processing task scheduling in a communication apparatus
US7414560B2 (en) * 2005-06-29 2008-08-19 Shaojie Chen Wireless communication system including an audio underflow protection mechanism operative with time domain isolation
FR2895200B1 (fr) * 2005-12-20 2008-02-22 Silicon Lab Inc Procede d'acquisition d'un burst de correction de frequence par un dispositif de radiocommunication, et dispositif de radiocommunication correspondant.
KR101204766B1 (ko) 2006-02-13 2012-11-26 완유 캐패시턴스에 의해 전자 경음기의 구동 신호 주파수를 조절하는 방법 및 회로
US20090088194A1 (en) * 2007-09-27 2009-04-02 Telefonaktiebolaget Lm Ericsson (Publ) Single Multi-Mode Clock Source for Wireless Devices
FR2924566B1 (fr) * 2007-12-03 2011-04-22 Wavecom Dispositif de controle du fonctionnement d'un module electronique de radiocommunication et circuit electronique correspondant
US8375261B2 (en) * 2008-07-07 2013-02-12 Qualcomm Incorporated System and method of puncturing pulses in a receiver or transmitter

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GB1186940A (en) * 1967-11-30 1970-04-08 Pye Ltd Improvements in Battery Economy Apparatus
USRE28222E (en) 1969-09-29 1974-11-05 Communication receiver incorporating tone operated pulser circuit and electronic switch
US3783384A (en) * 1969-09-29 1974-01-01 K Wycoff High speed selective calling communication system having low drain receiver
US3651413A (en) * 1969-09-29 1972-03-21 Keith H Wycoff Communication receiver incorporating tone operated pulser circuit and electronic switch
US3748584A (en) * 1971-02-09 1973-07-24 Int Standard Electric Corp Apparatus for feeding a single sideband receiver
US4181893A (en) * 1975-06-26 1980-01-01 Motorola, Inc. Battery saver for a tone coded signalling system
JPS6013588B2 (ja) * 1977-09-16 1985-04-08 日本電気株式会社 無線個別呼出受信機
JPS584289Y2 (ja) * 1978-04-18 1983-01-25 日本電気株式会社 表示装置を備える無線選択呼出し受信機

Also Published As

Publication number Publication date
AU536296B2 (en) 1984-05-03
US4384361A (en) 1983-05-17
AU6276880A (en) 1981-04-09
JPS593635Y2 (ja) 1984-02-01
GB2061067B (en) 1983-09-28
JPS5653844U (https=) 1981-05-12
GB2061067A (en) 1981-05-07

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 20010313