DE69518897T2 - Verfahren und Vorrichtung zur Verlängerung der Lebensdauer von Batterien in einem Funkrufempfänger - Google Patents

Verfahren und Vorrichtung zur Verlängerung der Lebensdauer von Batterien in einem Funkrufempfänger

Info

Publication number
DE69518897T2
DE69518897T2 DE69518897T DE69518897T DE69518897T2 DE 69518897 T2 DE69518897 T2 DE 69518897T2 DE 69518897 T DE69518897 T DE 69518897T DE 69518897 T DE69518897 T DE 69518897T DE 69518897 T2 DE69518897 T2 DE 69518897T2
Authority
DE
Germany
Prior art keywords
batteries
life
extending
radio pager
pager
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 - Lifetime
Application number
DE69518897T
Other languages
English (en)
Other versions
DE69518897D1 (de
Inventor
Takashi Aoshima
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
NEC Corp
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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69518897D1 publication Critical patent/DE69518897D1/de
Publication of DE69518897T2 publication Critical patent/DE69518897T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving 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
    • H04W52/028—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 switching on or off only a part of the equipment circuit blocks
    • H04W52/0283—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 switching on or off only a part of the equipment circuit blocks with sequential power up or power down of successive circuit blocks, e.g. switching on the local oscillator before RF or mixer stages
    • 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)
  • Mobile Radio Communication Systems (AREA)
DE69518897T 1994-11-24 1995-11-23 Verfahren und Vorrichtung zur Verlängerung der Lebensdauer von Batterien in einem Funkrufempfänger Expired - Lifetime DE69518897T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6314011A JP2872057B2 (ja) 1994-11-24 1994-11-24 無線選択呼出受信機

Publications (2)

Publication Number Publication Date
DE69518897D1 DE69518897D1 (de) 2000-10-26
DE69518897T2 true DE69518897T2 (de) 2001-05-23

Family

ID=18048142

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69518897T Expired - Lifetime DE69518897T2 (de) 1994-11-24 1995-11-23 Verfahren und Vorrichtung zur Verlängerung der Lebensdauer von Batterien in einem Funkrufempfänger

Country Status (4)

Country Link
US (1) US5740517A (de)
EP (1) EP0714175B1 (de)
JP (1) JP2872057B2 (de)
DE (1) DE69518897T2 (de)

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JP2928116B2 (ja) * 1994-12-16 1999-08-03 日本電気株式会社 無線選択呼出し受信機
US5878336A (en) * 1996-03-22 1999-03-02 Motorola, Inc. Apparatus and method for discontinuously operating a receiver
GB2315194B (en) * 1996-07-11 2000-11-15 Nokia Mobile Phones Ltd Method and apparatus for resynchronizing two system clocks
JP2885709B2 (ja) * 1996-08-02 1999-04-26 静岡日本電気株式会社 無線選択呼出受信機
JP2885746B2 (ja) * 1996-12-18 1999-04-26 静岡日本電気株式会社 無線選択呼出受信機
US5978366A (en) * 1996-12-20 1999-11-02 Ericsson Inc. Methods and systems for reduced power operation of cellular mobile terminals
US6016312A (en) * 1997-02-28 2000-01-18 Motorola, Inc. Radiotelephone and method for clock calibration for slotted paging mode in a CDMA radiotelephone system
KR100241780B1 (ko) 1997-12-16 2000-02-01 윤종용 무선 통신 단말기의 전원 절약 장치
US6088602A (en) * 1998-03-27 2000-07-11 Lsi Logic Corporation High resolution frequency calibrator for sleep mode clock in wireless communications mobile station
US6515976B1 (en) * 1998-04-06 2003-02-04 Ericsson Inc. Demodulation method and apparatus in high-speed time division multiplexed packet data transmission
JPH11341538A (ja) 1998-05-29 1999-12-10 Nec Shizuoka Ltd 無線通信装置
US6347377B2 (en) * 1998-11-04 2002-02-12 Phoenix Technologies Ltd. Method and apparatus for providing intelligent power management
US6606490B1 (en) 1999-08-10 2003-08-12 Intel Corporation Battery operated radio receivers having power save by reducing active reception time
US6526295B1 (en) * 1999-10-14 2003-02-25 Ericsson Inc. Power conservation method in mobile communications device
IL134512A0 (en) * 2000-02-13 2001-04-30 Dspc Tech Ltd Offline acquisition method for cdma
JP4689003B2 (ja) * 2000-04-26 2011-05-25 株式会社Ｋｄｄｉ研究所 無線端末局
US7301987B2 (en) 2001-02-08 2007-11-27 Intel Corporation Background processing and searching for a communication channel
US7099679B2 (en) * 2002-07-18 2006-08-29 Intel Corporation Method of saving power by reducing active reception time in standby mode
US7260109B1 (en) * 2003-02-19 2007-08-21 L-3 Communications Corporation High bandwidth legacy compatible multiplexer framing formats
JP3826893B2 (ja) * 2003-03-26 2006-09-27 ソニー株式会社 無線通信システム
US7386747B2 (en) * 2005-05-10 2008-06-10 Qualcomm Incorporated Method and system for reducing power consumption of a programmable processor
JP4396584B2 (ja) * 2005-06-08 2010-01-13 パナソニック電工株式会社 火災報知システム
US7979048B2 (en) * 2005-09-15 2011-07-12 Silicon Laboratories Inc. Quasi non-volatile memory for use in a receiver
DE102006021100A1 (de) * 2006-05-05 2007-11-08 Benq Mobile Gmbh & Co. Ohg Verfahren zum Übertragen von Daten in einem Funknetzwerk, Funknetzwerk und Empfänger
EP2126868B1 (de) * 2007-01-17 2010-11-17 Panasonic Electric Works Co., Ltd Funkkommunikationssystem
US20080192622A1 (en) * 2007-02-09 2008-08-14 Comsys Communication & Signal Processing Ltd. Control channel signaling in a multiple access wireless communication system
US8504862B2 (en) 2007-02-20 2013-08-06 Fujitsu Semiconductor Limited Device and method for preventing lost synchronization
WO2010004638A1 (ja) * 2008-07-10 2010-01-14 富士通株式会社 移動端末局、同期制御方法および同期制御プログラム
US9430890B2 (en) * 2011-11-25 2016-08-30 Mitsubishi Electric Corporation In-vehicle communication system, mobile device, communication system, and communication method
US9686750B2 (en) 2012-01-10 2017-06-20 Apple Inc. Methods and apparatus for power consumption management during discontinuous reception
JP6323096B2 (ja) * 2014-03-18 2018-05-16 沖電気工業株式会社 電力制御装置及び通信装置
JP7012248B2 (ja) * 2017-08-22 2022-01-28 パナソニックＩｐマネジメント株式会社 電気錠制御システム、鍵装置、電気錠制御装置、及び電気錠システム
CN111263425B (zh) * 2018-11-30 2021-09-14 深圳市海思半导体有限公司 接收同步信号的方法与设备

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5744264B2 (de) * 1975-01-24 1982-09-20
US4961073A (en) * 1989-02-27 1990-10-02 Motorola, Inc. Battery saving apparatus and method providing optimum synchronization codeword detection
WO1991006189A1 (en) * 1989-10-17 1991-05-02 At&E Corporation Radio receiver with adaptive on-off control
AU6408590A (en) * 1989-10-17 1991-05-16 At & E Corporation. Adaptive on-off control for radio receiver
JP3110173B2 (ja) * 1992-10-23 2000-11-20 日本電気株式会社 無線選択呼出受信機の受信制御方式
US5376975A (en) * 1992-11-27 1994-12-27 Motorola, Inc. Method and apparatus for preamble battery saving in selective call receivers
US5382949A (en) * 1993-02-01 1995-01-17 Motorola, Inc. Method for increasing battery life for selective call receivers
US5530911A (en) * 1994-07-15 1996-06-25 Motorola, Inc. Method and apparatus for battery drain reduction by adjusting for dynamic changes of receiver warm-up time

Also Published As

Publication number Publication date
EP0714175A1 (de) 1996-05-29
EP0714175B1 (de) 2000-09-20
US5740517A (en) 1998-04-14
DE69518897D1 (de) 2000-10-26
JPH08149542A (ja) 1996-06-07
JP2872057B2 (ja) 1999-03-17

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