AU2001239299A1 - Voltage controlled crystal oscillator temperature compensating circuit - Google Patents
Voltage controlled crystal oscillator temperature compensating circuitInfo
- 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
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
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) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US9092729B2 (en) | 2011-08-11 | 2015-07-28 | Greenray Industries, Inc. | Trim effect compensation using an artificial neural network |
US9092730B2 (en) | 2011-08-11 | 2015-07-28 | Greenray Industries, Inc. | Neural network frequency control and compensation of control voltage linearity |
EP2742467B1 (en) * | 2011-08-11 | 2016-07-20 | Greenray Industries, Inc. | Neural network frequency control |
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 |
EP3226419A1 (en) | 2016-03-31 | 2017-10-04 | 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 |
JP6865911B1 (en) * | 2019-06-17 | 2021-04-28 | 三菱電機株式会社 | Analog-to-digital converter and analog-to-digital converter control program |
US20230396331A1 (en) * | 2022-06-02 | 2023-12-07 | Qualcomm Incorporated | Signaling model parameters that indicate a time correction and/or a frequency correction for an uplink transmission |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2132042B (en) | 1982-12-15 | 1986-09-24 | British Broadcasting Corp | Frequency and timing sources |
ATE77185T1 (en) | 1987-09-28 | 1992-06-15 | Siemens Ag | METHOD OF TEMPERATURE COMPENSATION OF A VOLTAGE CONTROLLED CRYSTAL 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 |
EP0482020A4 (en) * | 1989-06-22 | 1992-09-30 | Advanced Systems Research Pty. Ltd. | Self-calibrating temperature-compensated frequency source |
CA2062737A1 (en) | 1989-06-22 | 1990-12-23 | Michael John Yerbury | Self-calibrating temperature-compensated frequency source |
US5113416A (en) | 1990-10-26 | 1992-05-12 | Ericsson Ge Mobile Communications Holding, Inc. | Digital radio frequency compensation |
DE69433900T2 (en) | 1993-01-25 | 2005-07-28 | Matsushita Electric Industrial Co., Ltd., Kadoma | Temperature compensated quartz 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 adjusting method therefor |
JPH10145139A (en) * | 1996-11-06 | 1998-05-29 | Matsushita Electric Ind Co Ltd | Crystal oscillator and its adjustment method |
IL120119A0 (en) | 1997-01-31 | 1997-04-15 | Binder Yehuda | Method and system for calibrating a crystal oscillator |
EP1580891A3 (en) * | 1997-07-11 | 2006-06-07 | Matsushita Electric Industrial Co., Ltd. | Function generator |
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 setting method therefor |
-
2000
- 2000-03-17 GB GB0006597A patent/GB2360404B/en not_active Expired - Fee Related
-
2001
- 2001-03-06 US US09/801,039 patent/US6559731B2/en not_active Expired - Lifetime
- 2001-03-14 WO PCT/EP2001/002868 patent/WO2001069773A1/en not_active Application Discontinuation
- 2001-03-14 AU AU2001239299A patent/AU2001239299A1/en not_active Abandoned
- 2001-03-14 MY MYPI20011179A patent/MY133847A/en unknown
- 2001-03-14 EP EP01913880A patent/EP1279222A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
MY133847A (en) | 2007-11-30 |
EP1279222A1 (en) | 2003-01-29 |
US6559731B2 (en) | 2003-05-06 |
WO2001069773A1 (en) | 2001-09-20 |
GB2360404A (en) | 2001-09-19 |
GB2360404B (en) | 2004-03-10 |
GB0006597D0 (en) | 2000-05-10 |
US20010022539A1 (en) | 2001-09-20 |
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