WO2001086316A3 - Method and apparatus for compensating local oscillator frequency error - Google Patents
Method and apparatus for compensating local oscillator frequency error Download PDFInfo
- Publication number
- WO2001086316A3 WO2001086316A3 PCT/US2001/014991 US0114991W WO0186316A3 WO 2001086316 A3 WO2001086316 A3 WO 2001086316A3 US 0114991 W US0114991 W US 0114991W WO 0186316 A3 WO0186316 A3 WO 0186316A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- frequency
- source
- internal
- frequency error
- frequency source
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
- H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
- H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature
- H03L1/026—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using a memory for digitally storing correction values
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0016—Stabilisation of local oscillators
Abstract
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01933237A EP1290463A2 (en) | 2000-05-08 | 2001-05-08 | Method and apparatus for compensating local oscillator frequency error |
IL15255001A IL152550A0 (en) | 2000-05-08 | 2001-05-08 | Method and apparatus for compensating local oscillator frequency error |
AU2001259678A AU2001259678B2 (en) | 2000-05-08 | 2001-05-08 | Method and apparatus for compensating local oscillator frequency error |
KR1020027015052A KR100881295B1 (en) | 2000-05-08 | 2001-05-08 | Method and apparatus for compensating local oscillator frequency error |
CA2406716A CA2406716C (en) | 2000-05-08 | 2001-05-08 | Method and apparatus for compensating local oscillator frequency error |
MXPA02011012A MXPA02011012A (en) | 2000-05-08 | 2001-05-08 | Method and apparatus for compensating local oscillator frequency error. |
JP2001583208A JP5128747B2 (en) | 2000-05-08 | 2001-05-08 | Method and apparatus for correcting local oscillator frequency error |
BR0110684-8A BR0110684A (en) | 2000-05-08 | 2001-05-08 | Method and equipment for compensating for local oscillator frequency error |
AU5967801A AU5967801A (en) | 2000-05-08 | 2001-05-08 | Method and apparatus for compensating local oscillator frequency error |
HK03108207A HK1056015A1 (en) | 2000-05-08 | 2003-11-12 | Method and apparatus for compensating local oscillator frequency error |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/567,803 US6928275B1 (en) | 2000-05-08 | 2000-05-08 | Method and apparatus for compensating local oscillator frequency error |
US09/567,803 | 2000-05-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001086316A2 WO2001086316A2 (en) | 2001-11-15 |
WO2001086316A3 true WO2001086316A3 (en) | 2002-10-10 |
Family
ID=24268711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2001/014991 WO2001086316A2 (en) | 2000-05-08 | 2001-05-08 | Method and apparatus for compensating local oscillator frequency error |
Country Status (13)
Country | Link |
---|---|
US (1) | US6928275B1 (en) |
EP (1) | EP1290463A2 (en) |
JP (1) | JP5128747B2 (en) |
KR (1) | KR100881295B1 (en) |
CN (1) | CN100383549C (en) |
AU (2) | AU5967801A (en) |
BR (1) | BR0110684A (en) |
CA (1) | CA2406716C (en) |
HK (1) | HK1056015A1 (en) |
IL (1) | IL152550A0 (en) |
MX (1) | MXPA02011012A (en) |
RU (1) | RU2280261C2 (en) |
WO (1) | WO2001086316A2 (en) |
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US7956804B2 (en) * | 2008-05-09 | 2011-06-07 | Research In Motion Limited | Frequency aiding method and system for navigation satellite receiver with crystal oscillator frequency hysteresis |
US8476982B2 (en) * | 2008-06-18 | 2013-07-02 | Qualcomm Incorporated | Reference oscillator management for wireless devices having position determination functionality |
US8976065B2 (en) | 2008-10-15 | 2015-03-10 | Nokia Corporation | Temperature sensor for oscillator and for satellite positioning circuitry |
RU2481554C2 (en) * | 2008-10-16 | 2013-05-10 | Аслан Хаджимуратович Абдуев | Distance measuring method, and device for its implementation (versions) |
US20130063305A1 (en) * | 2009-02-18 | 2013-03-14 | Chi-Yeh Lo | Frequency calibration method and satellite positioning system utilizing the method |
US20100207813A1 (en) * | 2009-02-18 | 2010-08-19 | Chi-Ya Lo | Frequency variation determining method, and satellite positioning system utilizing the method |
WO2010125388A1 (en) * | 2009-04-29 | 2010-11-04 | St-Ericsson Sa | Temperature compensation in a telecommunications device |
ES2654641T3 (en) | 2009-07-01 | 2018-02-14 | Locata Corporation Pty Ltd | Method and apparatus for forming a beam |
CN102142854B (en) * | 2010-01-29 | 2013-12-11 | 熊猫电子集团有限公司 | Frequency correction method in satellite communication handset |
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CN102073055B (en) * | 2010-11-03 | 2012-09-19 | 东南大学 | Method for testing fixed offset of temperature compensated crystal oscillator in GPS (Global Positioning System) receiver |
US8710938B2 (en) | 2011-08-03 | 2014-04-29 | Blackberry Limited | Electronic device including predicted frequency error estimation of a voltage controlled oscillator and related methods |
US8847819B2 (en) * | 2011-10-25 | 2014-09-30 | Texas Instruments Incorporated | Clock drift profile determination in navigation system receivers |
US8755479B2 (en) * | 2011-11-04 | 2014-06-17 | Broadcom Corporation | Minimization of spurs generated from a free running oscillator |
US8912956B2 (en) * | 2012-03-09 | 2014-12-16 | Csr Technology Inc. | Cooperative calibration of platform shared voltage controlled oscillator |
JP2014022766A (en) * | 2012-07-12 | 2014-02-03 | Sony Corp | Signal processing device and method, receiving device and method, and transmitting device and method |
FR3005761B1 (en) * | 2013-05-15 | 2015-06-05 | Sagemcom Broadband Sas | DEVICE AND METHOD FOR TRACING AN OSCILLATING FREQUENCY OF A VCTCXO OSCILLATOR |
CN103675778B (en) * | 2013-12-25 | 2016-02-17 | 北京航天测控技术有限公司 | A kind of local oscillation signal pick-up unit |
US9548744B2 (en) | 2014-08-18 | 2017-01-17 | Qualcomm Incorporated | Compensating for hysteretic characteristics of crystal oscillators |
JP6589375B2 (en) | 2015-05-27 | 2019-10-16 | セイコーエプソン株式会社 | Timing signal generating device, electronic device, and moving object |
CN107645461B (en) * | 2016-07-22 | 2021-09-24 | 广东恒域科技股份有限公司 | Modulation method and device suitable for OvXDM system and OvXDM system |
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-
2000
- 2000-05-08 US US09/567,803 patent/US6928275B1/en not_active Expired - Lifetime
-
2001
- 2001-05-08 CA CA2406716A patent/CA2406716C/en not_active Expired - Lifetime
- 2001-05-08 EP EP01933237A patent/EP1290463A2/en not_active Withdrawn
- 2001-05-08 JP JP2001583208A patent/JP5128747B2/en not_active Expired - Lifetime
- 2001-05-08 WO PCT/US2001/014991 patent/WO2001086316A2/en active IP Right Grant
- 2001-05-08 AU AU5967801A patent/AU5967801A/en active Pending
- 2001-05-08 AU AU2001259678A patent/AU2001259678B2/en not_active Ceased
- 2001-05-08 BR BR0110684-8A patent/BR0110684A/en not_active IP Right Cessation
- 2001-05-08 MX MXPA02011012A patent/MXPA02011012A/en active IP Right Grant
- 2001-05-08 RU RU2002132896/09A patent/RU2280261C2/en active
- 2001-05-08 CN CNB018093310A patent/CN100383549C/en not_active Expired - Lifetime
- 2001-05-08 KR KR1020027015052A patent/KR100881295B1/en active IP Right Grant
- 2001-05-08 IL IL15255001A patent/IL152550A0/en not_active IP Right Cessation
-
2003
- 2003-11-12 HK HK03108207A patent/HK1056015A1/en not_active IP Right Cessation
Patent Citations (5)
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EP0483090A1 (en) * | 1990-10-26 | 1992-04-29 | Ericsson Inc. | Digital radio frequency compensation |
US5654718A (en) * | 1994-10-06 | 1997-08-05 | Garmin Corporation | GPS receiver device and method for calibrating a temperature uncompensated crystal oscillator |
WO1997014049A2 (en) * | 1995-10-09 | 1997-04-17 | Snaptrack, Inc. | Gps receiver and method for processing gps signals |
US5740525A (en) * | 1996-05-10 | 1998-04-14 | Motorola, Inc. | Method and apparatus for temperature compensation of a reference oscillator in a communication device |
WO1998025157A2 (en) * | 1996-12-04 | 1998-06-11 | Snaptrack, Inc. | An improved gps receiver utilizing a communication link |
Also Published As
Publication number | Publication date |
---|---|
JP2004514877A (en) | 2004-05-20 |
MXPA02011012A (en) | 2003-04-25 |
HK1056015A1 (en) | 2004-01-30 |
IL152550A0 (en) | 2003-05-29 |
EP1290463A2 (en) | 2003-03-12 |
AU5967801A (en) | 2001-11-20 |
WO2001086316A2 (en) | 2001-11-15 |
CN100383549C (en) | 2008-04-23 |
CA2406716C (en) | 2011-01-04 |
BR0110684A (en) | 2004-06-22 |
JP5128747B2 (en) | 2013-01-23 |
US6928275B1 (en) | 2005-08-09 |
KR20030003275A (en) | 2003-01-09 |
CA2406716A1 (en) | 2001-11-15 |
KR100881295B1 (en) | 2009-02-03 |
CN1440509A (en) | 2003-09-03 |
AU2001259678B2 (en) | 2005-12-01 |
RU2280261C2 (en) | 2006-07-20 |
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