ATE279082T1 - Drahtloses telefon mit schneller wiedererfassung einer zeitreferenz von einem drahtlosen netzwerk nach einem schlafmodus - Google Patents

Drahtloses telefon mit schneller wiedererfassung einer zeitreferenz von einem drahtlosen netzwerk nach einem schlafmodus

Info

Publication number
ATE279082T1
ATE279082T1 AT99965002T AT99965002T ATE279082T1 AT E279082 T1 ATE279082 T1 AT E279082T1 AT 99965002 T AT99965002 T AT 99965002T AT 99965002 T AT99965002 T AT 99965002T AT E279082 T1 ATE279082 T1 AT E279082T1
Authority
AT
Austria
Prior art keywords
pilot signals
sleep period
clock source
master timer
prediction
Prior art date
Application number
AT99965002T
Other languages
English (en)
Inventor
Clarence V Roberts
Raymond C Henry Jr
Original Assignee
Ericsson 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 Ericsson Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of ATE279082T1 publication Critical patent/ATE279082T1/de

Links

Classifications

    • 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. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
    • 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
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0245—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal according to signal strength
    • 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
    • H04W52/0287—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)
  • Electric Clocks (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
AT99965002T 1998-12-03 1999-11-17 Drahtloses telefon mit schneller wiedererfassung einer zeitreferenz von einem drahtlosen netzwerk nach einem schlafmodus ATE279082T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/205,535 US6212398B1 (en) 1998-12-03 1998-12-03 Wireless telephone that rapidly reacquires a timing reference from a wireless network after a sleep mode
PCT/US1999/027319 WO2000033594A1 (en) 1998-12-03 1999-11-17 A wireless telephone that rapidly reacquires a timing reference from a wireless network after a sleep mode

Publications (1)

Publication Number Publication Date
ATE279082T1 true ATE279082T1 (de) 2004-10-15

Family

ID=22762605

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99965002T ATE279082T1 (de) 1998-12-03 1999-11-17 Drahtloses telefon mit schneller wiedererfassung einer zeitreferenz von einem drahtlosen netzwerk nach einem schlafmodus

Country Status (8)

Country Link
US (1) US6212398B1 (de)
EP (1) EP1135944B1 (de)
JP (1) JP3498056B2 (de)
CN (1) CN1329800A (de)
AT (1) ATE279082T1 (de)
AU (1) AU3101200A (de)
DE (1) DE69920955D1 (de)
WO (1) WO2000033594A1 (de)

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Also Published As

Publication number Publication date
JP2002532033A (ja) 2002-09-24
WO2000033594A1 (en) 2000-06-08
EP1135944B1 (de) 2004-10-06
CN1329800A (zh) 2002-01-02
JP3498056B2 (ja) 2004-02-16
DE69920955D1 (de) 2004-11-11
US6212398B1 (en) 2001-04-03
AU3101200A (en) 2000-06-19
EP1135944A1 (de) 2001-09-26

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