FI923976A - Sätt samt kopplingsanordning för exakt mätning av tid med en inexakt klocka - Google Patents

Sätt samt kopplingsanordning för exakt mätning av tid med en inexakt klocka Download PDF

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Publication number
FI923976A
FI923976A FI923976A FI923976A FI923976A FI 923976 A FI923976 A FI 923976A FI 923976 A FI923976 A FI 923976A FI 923976 A FI923976 A FI 923976A FI 923976 A FI923976 A FI 923976A
Authority
FI
Finland
Prior art keywords
switchgear
time
accurate measurement
inaccurate clock
inaccurate
Prior art date
Application number
FI923976A
Other languages
English (en)
Finnish (fi)
Other versions
FI95980C (sv
FI95980B (sv
FI923976A0 (sv
Inventor
Harri Jokinen
Sakari Jorri
Original Assignee
Nokia Mobile Phones 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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI923976A priority Critical patent/FI95980C/sv
Publication of FI923976A0 publication Critical patent/FI923976A0/sv
Priority to US08/116,028 priority patent/US5416435A/en
Priority to EP93306971A priority patent/EP0586256B1/en
Priority to DE69319812T priority patent/DE69319812T2/de
Priority to JP22121193A priority patent/JP3504688B2/ja
Publication of FI923976A publication Critical patent/FI923976A/sv
Application granted granted Critical
Publication of FI95980B publication Critical patent/FI95980B/sv
Publication of FI95980C publication Critical patent/FI95980C/sv

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G7/00—Synchronisation
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G3/00—Producing timing pulses
    • G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
    • G04G3/027—Circuits for deriving low frequency timing pulses from pulses of higher frequency by combining pulse-trains of different frequencies, e.g. obtained from two independent oscillators or from a common oscillator by means of different frequency dividing ratios
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Electric Clocks (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
FI923976A 1992-09-04 1992-09-04 Sätt samt kopplingsanordning för exakt mätning av tid med en inexakt klocka FI95980C (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI923976A FI95980C (sv) 1992-09-04 1992-09-04 Sätt samt kopplingsanordning för exakt mätning av tid med en inexakt klocka
US08/116,028 US5416435A (en) 1992-09-04 1993-09-02 Time measurement system
EP93306971A EP0586256B1 (en) 1992-09-04 1993-09-03 Time measurement system
DE69319812T DE69319812T2 (de) 1992-09-04 1993-09-03 Zeitmessvorrichtung
JP22121193A JP3504688B2 (ja) 1992-09-04 1993-09-06 パルス生成装置ならびに方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI923976A FI95980C (sv) 1992-09-04 1992-09-04 Sätt samt kopplingsanordning för exakt mätning av tid med en inexakt klocka
FI923976 1992-09-04

Publications (4)

Publication Number Publication Date
FI923976A0 FI923976A0 (sv) 1992-09-04
FI923976A true FI923976A (sv) 1994-03-05
FI95980B FI95980B (sv) 1995-12-29
FI95980C FI95980C (sv) 1996-04-10

Family

ID=8535817

Family Applications (1)

Application Number Title Priority Date Filing Date
FI923976A FI95980C (sv) 1992-09-04 1992-09-04 Sätt samt kopplingsanordning för exakt mätning av tid med en inexakt klocka

Country Status (5)

Country Link
US (1) US5416435A (sv)
EP (1) EP0586256B1 (sv)
JP (1) JP3504688B2 (sv)
DE (1) DE69319812T2 (sv)
FI (1) FI95980C (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5416435A (en) * 1992-09-04 1995-05-16 Nokia Mobile Phones Ltd. Time measurement system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5416435A (en) * 1992-09-04 1995-05-16 Nokia Mobile Phones Ltd. Time measurement system

Also Published As

Publication number Publication date
JPH07303277A (ja) 1995-11-14
FI95980C (sv) 1996-04-10
JP3504688B2 (ja) 2004-03-08
DE69319812T2 (de) 1999-02-11
DE69319812D1 (de) 1998-08-27
US5416435A (en) 1995-05-16
FI95980B (sv) 1995-12-29
EP0586256A3 (en) 1996-03-27
EP0586256A2 (en) 1994-03-09
EP0586256B1 (en) 1998-07-22
FI923976A0 (sv) 1992-09-04

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