WO2005001388A3 - Method and apparatus for real time clock (rtc) brownout detection - Google Patents
Method and apparatus for real time clock (rtc) brownout detection Download PDFInfo
- Publication number
- WO2005001388A3 WO2005001388A3 PCT/US2004/018558 US2004018558W WO2005001388A3 WO 2005001388 A3 WO2005001388 A3 WO 2005001388A3 US 2004018558 W US2004018558 W US 2004018558W WO 2005001388 A3 WO2005001388 A3 WO 2005001388A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rtc
- real time
- time clock
- brownout
- brownout detection
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/34—Power consumption
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
- G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
- G01S19/235—Calibration of receiver components
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C10/00—Arrangements of electric power supplies in time pieces
- G04C10/04—Arrangements of electric power supplies in time pieces with means for indicating the condition of the power supply
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
- G04G19/12—Arrangements for reducing power consumption during storage
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
- G06F1/14—Time supervision arrangements, e.g. real time clock
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/30—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/3287—Power saving characterised by the action undertaken by switching off individual functional units in the computer system
-
- 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
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006517223A JP2007521483A (en) | 2003-06-20 | 2004-06-10 | Method and apparatus for real time clock (RTC) brownout detection |
DE602004024395T DE602004024395D1 (en) | 2003-06-20 | 2004-06-10 | METHOD AND DEVICE FOR BROWNOUT RECOGNITION OF REAL-TIME CLOCK (RTC) |
EP04776464A EP1636549B1 (en) | 2003-06-20 | 2004-06-10 | Method and apparatus for real time clock (rtc) brownout detection |
AT04776464T ATE450802T1 (en) | 2003-06-20 | 2004-06-10 | METHOD AND DEVICE FOR BROWNOUT DETECTION OF REAL-TIME CLOCK (RTC) |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/600,174 US6985811B2 (en) | 2001-10-30 | 2003-06-20 | Method and apparatus for real time clock (RTC) brownout detection |
US10/600,174 | 2003-06-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005001388A2 WO2005001388A2 (en) | 2005-01-06 |
WO2005001388A3 true WO2005001388A3 (en) | 2005-03-24 |
Family
ID=33552145
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/018558 WO2005001388A2 (en) | 2003-06-20 | 2004-06-10 | Method and apparatus for real time clock (rtc) brownout detection |
Country Status (8)
Country | Link |
---|---|
US (3) | US6985811B2 (en) |
EP (1) | EP1636549B1 (en) |
JP (1) | JP2007521483A (en) |
KR (1) | KR20060028769A (en) |
CN (1) | CN100592031C (en) |
AT (1) | ATE450802T1 (en) |
DE (1) | DE602004024395D1 (en) |
WO (1) | WO2005001388A2 (en) |
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2003
- 2003-06-20 US US10/600,174 patent/US6985811B2/en not_active Expired - Lifetime
-
2004
- 2004-06-10 CN CN200480017286A patent/CN100592031C/en active Active
- 2004-06-10 JP JP2006517223A patent/JP2007521483A/en active Pending
- 2004-06-10 KR KR1020057024376A patent/KR20060028769A/en not_active Application Discontinuation
- 2004-06-10 AT AT04776464T patent/ATE450802T1/en not_active IP Right Cessation
- 2004-06-10 WO PCT/US2004/018558 patent/WO2005001388A2/en active Application Filing
- 2004-06-10 EP EP04776464A patent/EP1636549B1/en active Active
- 2004-06-10 DE DE602004024395T patent/DE602004024395D1/en active Active
-
2005
- 2005-12-13 US US11/300,633 patent/US20060195260A1/en not_active Abandoned
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2009
- 2009-06-22 US US12/489,190 patent/US7865307B2/en not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
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ATE450802T1 (en) | 2009-12-15 |
CN100592031C (en) | 2010-02-24 |
WO2005001388A2 (en) | 2005-01-06 |
EP1636549A2 (en) | 2006-03-22 |
US20060195260A1 (en) | 2006-08-31 |
JP2007521483A (en) | 2007-08-02 |
KR20060028769A (en) | 2006-04-03 |
US7865307B2 (en) | 2011-01-04 |
US20090322606A1 (en) | 2009-12-31 |
DE602004024395D1 (en) | 2010-01-14 |
CN1809727A (en) | 2006-07-26 |
EP1636549B1 (en) | 2009-12-02 |
US20040225439A1 (en) | 2004-11-11 |
US6985811B2 (en) | 2006-01-10 |
EP1636549A4 (en) | 2006-08-30 |
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