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AU2001239299A1 - Voltage controlled crystal oscillator temperature compensating circuit - Google Patents

Voltage controlled crystal oscillator temperature compensating circuit

Info

Publication number
AU2001239299A1
AU2001239299A1 AU2001239299A AU3929901A AU2001239299A1 AU 2001239299 A1 AU2001239299 A1 AU 2001239299A1 AU 2001239299 A AU2001239299 A AU 2001239299A AU 3929901 A AU3929901 A AU 3929901A AU 2001239299 A1 AU2001239299 A1 AU 2001239299A1
Authority
AU
Australia
Prior art keywords
crystal oscillator
voltage controlled
compensating circuit
temperature compensating
controlled crystal
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.)
Abandoned
Application number
AU2001239299A
Inventor
Peter Jakobsson
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU2001239299A1 publication Critical patent/AU2001239299A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • H03J1/0058—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor provided with channel identification means
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
AU2001239299A 2000-03-17 2001-03-14 Voltage controlled crystal oscillator temperature compensating circuit Abandoned AU2001239299A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0006597A GB2360404B (en) 2000-03-17 2000-03-17 Electronic circuit
GB0006597 2000-03-17
PCT/EP2001/002868 WO2001069773A1 (en) 2000-03-17 2001-03-14 Voltage controlled crystal oscillator temperature compensating circuit

Publications (1)

Publication Number Publication Date
AU2001239299A1 true AU2001239299A1 (en) 2001-09-24

Family

ID=9887927

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001239299A Abandoned AU2001239299A1 (en) 2000-03-17 2001-03-14 Voltage controlled crystal oscillator temperature compensating circuit

Country Status (6)

Country Link
US (1) US6559731B2 (en)
EP (1) EP1279222A1 (en)
AU (1) AU2001239299A1 (en)
GB (1) GB2360404B (en)
MY (1) MY133847A (en)
WO (1) WO2001069773A1 (en)

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US6928275B1 (en) * 2000-05-08 2005-08-09 Qualcomm Incorporated Method and apparatus for compensating local oscillator frequency error
US6876248B2 (en) * 2002-02-14 2005-04-05 Rambus Inc. Signaling accommodation
JP3710779B2 (en) * 2002-11-14 2005-10-26 三菱電機株式会社 Temperature correction device and voltage controlled oscillation device
US7787829B1 (en) * 2003-12-23 2010-08-31 Cypress Semiconductor Corporation Method and apparatus for tuning a radio receiver with a radio transmitter
DE102004008235B3 (en) * 2004-02-19 2005-08-25 Siemens Ag Transceiver and radio system used in vehicles, with compensation for drift from nominal frequency, includes controller calculating time parameter from real time signal
US20060038622A1 (en) * 2004-08-17 2006-02-23 Vyungchon Choe Voltage scaling using material-based reference model
US7746922B2 (en) * 2005-12-07 2010-06-29 Cypress Semiconductor Corporation Apparatus and method for frequency calibration between two radios
GB0622468D0 (en) * 2006-11-10 2006-12-20 Core Control Internat Ltd An active radio frequency tag transponder
GB2450680B (en) 2007-06-22 2012-05-30 Ubiquisys Ltd Controlling timing of synchronization updates
US8687748B2 (en) * 2007-11-28 2014-04-01 Mediatek Inc. Radio frequency control for communication systems
EP2101413A1 (en) * 2008-03-10 2009-09-16 CSEM Centre Suisse d'Electronique et de Microtechnique SA Recherche et Développement Thermal compensation device and method for a resonator
US9344095B2 (en) * 2010-01-31 2016-05-17 Intel Mobile Communications GmbH Temperature compensation for an oscillator crystal
CN102185561A (en) * 2011-01-26 2011-09-14 意法·爱立信半导体（北京）有限公司 Frequency deviation adjusting method and frequency deviation adjusting device used during startup of terminal
US9092730B2 (en) 2011-08-11 2015-07-28 Greenray Industries, Inc. Neural network frequency control and compensation of control voltage linearity
US9092726B2 (en) 2011-08-11 2015-07-28 Greenray Industries, Inc. Neural network frequency control
US9092729B2 (en) 2011-08-11 2015-07-28 Greenray Industries, Inc. Trim effect compensation using an artificial neural network
US9548744B2 (en) 2014-08-18 2017-01-17 Qualcomm Incorporated Compensating for hysteretic characteristics of crystal oscillators
JP6769029B2 (en) * 2015-12-14 2020-10-14 セイコーエプソン株式会社 D / A converters, circuit devices, oscillators, electronic devices and mobiles
EP3226419B1 (en) 2016-03-31 2025-05-07 u-blox AG Adaptive temperature compensation for an oscillator
US10404209B2 (en) * 2016-09-08 2019-09-03 Silicon Laboratories Inc. Compensating for thermal lag in temperature compensated crystal oscillators
US10164643B2 (en) 2016-09-09 2018-12-25 Silicon Laboratories Inc. Compensating for temperature-dependent hysteresis in a temperature compensated crystal oscillator
CN113940006B (en) * 2019-06-17 2022-11-15 三菱电机株式会社 Analog-digital conversion device and control method of analog-digital conversion device
US11990982B2 (en) * 2022-06-02 2024-05-21 Qualcomm Incorporated Signaling model parameters that indicate a time correction and/or a frequency correction for an uplink transmission

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132042B (en) 1982-12-15 1986-09-24 British Broadcasting Corp Frequency and timing sources
EP0310863B1 (en) 1987-09-28 1992-06-10 Siemens Aktiengesellschaft Method for the temperature compensation of a voltage-controlled quartz oscillator in a phase-locked loop
US4922212A (en) 1989-06-05 1990-05-01 Novatel Communications, Ltd. Oscillator temperature compensating circuit using stored and calculated values
CA2062737A1 (en) 1989-06-22 1990-12-23 Michael John Yerbury Self-calibrating temperature-compensated frequency source
WO1990016113A1 (en) * 1989-06-22 1990-12-27 Advanced Systems Research Pty Limited Self-calibrating temperature-compensated frequency source
US5113416A (en) 1990-10-26 1992-05-12 Ericsson Ge Mobile Communications Holding, Inc. Digital radio frequency compensation
EP0727876B1 (en) 1993-01-25 2004-07-14 Matsushita Electric Industrial Co., Ltd. A temperature compensated crystal oscillator
US5548252A (en) * 1993-12-07 1996-08-20 Kabushiki Kaisha Meidensha Digital temperature compensated crystal oscillator
US5654718A (en) 1994-10-06 1997-08-05 Garmin Corporation GPS receiver device and method for calibrating a temperature uncompensated crystal oscillator
JPH08288741A (en) 1995-04-14 1996-11-01 Matsushita Electric Ind Co Ltd Crystal oscillator and its adjustment method
JPH10145139A (en) * 1996-11-06 1998-05-29 Matsushita Electric Ind Co Ltd Crystal oscillation device and adjustment method thereof
IL120119A0 (en) 1997-01-31 1997-04-15 Binder Yehuda Method and system for calibrating a crystal oscillator
EP1580892A3 (en) * 1997-07-11 2006-06-07 Matsushita Electric Industrial Co., Ltd. Crystal oscillating device with temperature compensation function, and method of adjusting the crystal oscillation device
US5912595A (en) 1997-12-16 1999-06-15 Ma; John Y. Digitally temperature compensated voltage-controlled oscillator tunable to different frequency channels
JPH11284435A (en) 1998-03-27 1999-10-15 Kokusai Electric Co Ltd Oscillator and its setting method

Also Published As

Publication number Publication date
GB2360404A (en) 2001-09-19
US6559731B2 (en) 2003-05-06
MY133847A (en) 2007-11-30
WO2001069773A1 (en) 2001-09-20
GB0006597D0 (en) 2000-05-10
GB2360404B (en) 2004-03-10
US20010022539A1 (en) 2001-09-20
EP1279222A1 (en) 2003-01-29

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