CN101965568A - 晶体振荡器频率校准 - Google Patents

晶体振荡器频率校准 Download PDF

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Publication number
CN101965568A
CN101965568A CN2009801070884A CN200980107088A CN101965568A CN 101965568 A CN101965568 A CN 101965568A CN 2009801070884 A CN2009801070884 A CN 2009801070884A CN 200980107088 A CN200980107088 A CN 200980107088A CN 101965568 A CN101965568 A CN 101965568A
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CN
China
Prior art keywords
coefficient
temperature
calculating
computer
difference
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CN2009801070884A
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English (en)
Chinese (zh)
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颜宏柏
丹尼尔·弗雷德·菲利波维奇
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Qualcomm Inc
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Qualcomm Inc
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Publication of CN101965568A publication Critical patent/CN101965568A/zh
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    • 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

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  • Oscillators With Electromechanical Resonators (AREA)
CN2009801070884A 2008-01-31 2009-01-29 晶体振荡器频率校准 Pending CN101965568A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US12/023,796 2008-01-31
US12/023,796 US20090195322A1 (en) 2008-01-31 2008-01-31 Crystal oscillator frequency calibration
EP08005890.2 2008-03-27
EP08005890A EP2085900A1 (en) 2008-01-31 2008-03-27 Crystal oscillator frequency calibration
PCT/US2009/032503 WO2009099903A1 (en) 2008-01-31 2009-01-29 Crystal oscillator frequency calibration

Publications (1)

Publication Number Publication Date
CN101965568A true CN101965568A (zh) 2011-02-02

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CN2009801070884A Pending CN101965568A (zh) 2008-01-31 2009-01-29 晶体振荡器频率校准

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US (1) US20090195322A1 (https=)
EP (1) EP2085900A1 (https=)
JP (1) JP2011511575A (https=)
KR (1) KR20100105900A (https=)
CN (1) CN101965568A (https=)
TW (1) TW201001210A (https=)
WO (1) WO2009099903A1 (https=)

Cited By (9)

* Cited by examiner, † Cited by third party
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CN107465393A (zh) * 2017-07-05 2017-12-12 广州昂宝电子有限公司 用于实时时钟系统的频率补偿的系统和方法
CN109212560A (zh) * 2013-12-20 2019-01-15 意法半导体(R&D)有限公司 用于补偿诸如振荡器的频率发生器的频率不精确度的方法和装置
CN110212863A (zh) * 2019-05-31 2019-09-06 Oppo广东移动通信有限公司 校准晶体振荡器的方法、装置、电子设备及存储介质
CN110262210A (zh) * 2019-06-28 2019-09-20 北斗天汇（北京）科技有限公司 基于计数器的晶振守时方法
CN110336535A (zh) * 2019-06-12 2019-10-15 Oppo广东移动通信有限公司 一种晶体振荡器校准方法、装置、终端设备及存储介质
WO2020006728A1 (zh) * 2018-07-05 2020-01-09 华为技术有限公司 晶体判定方法、装置及存储介质
CN111162751A (zh) * 2020-02-17 2020-05-15 广东惠伦晶体科技股份有限公司 一种改善动态热漂移的晶振
CN111884589A (zh) * 2020-08-26 2020-11-03 硅谷数模(苏州)半导体有限公司 频率源的温度补偿参数确定方法和装置
CN112083226A (zh) * 2019-06-13 2020-12-15 Oppo广东移动通信有限公司 电子设备的频率校准方法、装置、介质及电子设备

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US20140004887A1 (en) 2012-06-29 2014-01-02 Qualcomm Incorporated Crystal oscillator calibration
CN104716922B (zh) * 2013-12-12 2019-01-25 深圳富泰宏精密工业有限公司 电子装置
US9872335B2 (en) 2015-03-06 2018-01-16 Marvell International Ltd. Iterative receiver wake-up for long DRX periods
US10333525B1 (en) 2015-12-07 2019-06-25 Marvell International Ltd. Digitally-based temperature compensation for a crystal oscillator
US10823623B2 (en) 2018-04-26 2020-11-03 Samsung Electronics Co., Ltd System and method for modeling and correcting frequency of quartz crystal oscillator

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Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109212560A (zh) * 2013-12-20 2019-01-15 意法半导体(R&D)有限公司 用于补偿诸如振荡器的频率发生器的频率不精确度的方法和装置
CN109212560B (zh) * 2013-12-20 2024-01-02 意法半导体(R&D)有限公司 用于补偿诸如振荡器的频率发生器的频率不精确度的方法和装置
CN107465393A (zh) * 2017-07-05 2017-12-12 广州昂宝电子有限公司 用于实时时钟系统的频率补偿的系统和方法
US10734947B2 (en) 2017-07-05 2020-08-04 Guangzhou On-Bright Electronics Co., Ltd. Systems and methods for frequency compensation of real-time-clock systems
US11012032B2 (en) 2017-07-05 2021-05-18 Guangzhou On-Bright Electronics Co., Ltd. Systems and methods for frequency compensation of real-time-clock systems
CN112292814A (zh) * 2018-07-05 2021-01-29 华为技术有限公司 晶体判定方法、装置及存储介质
CN112292814B (zh) * 2018-07-05 2024-11-15 华为技术有限公司 晶体判定方法、装置及存储介质
WO2020006728A1 (zh) * 2018-07-05 2020-01-09 华为技术有限公司 晶体判定方法、装置及存储介质
CN110212863A (zh) * 2019-05-31 2019-09-06 Oppo广东移动通信有限公司 校准晶体振荡器的方法、装置、电子设备及存储介质
CN110212863B (zh) * 2019-05-31 2024-02-13 Oppo广东移动通信有限公司 校准晶体振荡器的方法、装置、电子设备及存储介质
CN110336535A (zh) * 2019-06-12 2019-10-15 Oppo广东移动通信有限公司 一种晶体振荡器校准方法、装置、终端设备及存储介质
WO2020249067A1 (zh) * 2019-06-12 2020-12-17 Oppo广东移动通信有限公司 一种晶体振荡器校准方法、装置、终端设备及存储介质
CN112083226A (zh) * 2019-06-13 2020-12-15 Oppo广东移动通信有限公司 电子设备的频率校准方法、装置、介质及电子设备
CN110262210A (zh) * 2019-06-28 2019-09-20 北斗天汇（北京）科技有限公司 基于计数器的晶振守时方法
CN111162751A (zh) * 2020-02-17 2020-05-15 广东惠伦晶体科技股份有限公司 一种改善动态热漂移的晶振
CN111884589B (zh) * 2020-08-26 2021-11-05 硅谷数模(苏州)半导体有限公司 频率源的温度补偿参数确定方法和装置
CN111884589A (zh) * 2020-08-26 2020-11-03 硅谷数模(苏州)半导体有限公司 频率源的温度补偿参数确定方法和装置

Also Published As

Publication number Publication date
KR20100105900A (ko) 2010-09-30
EP2085900A1 (en) 2009-08-05
US20090195322A1 (en) 2009-08-06
TW201001210A (en) 2010-01-01
JP2011511575A (ja) 2011-04-07
WO2009099903A1 (en) 2009-08-13

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Application publication date: 20110202