KR20180019551A - 적응형 자기 발진 기능을 갖춘 초저전력 크리스털 발진기 - Google Patents

적응형 자기 발진 기능을 갖춘 초저전력 크리스털 발진기 Download PDF

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Publication number
KR20180019551A
KR20180019551A KR1020177035685A KR20177035685A KR20180019551A KR 20180019551 A KR20180019551 A KR 20180019551A KR 1020177035685 A KR1020177035685 A KR 1020177035685A KR 20177035685 A KR20177035685 A KR 20177035685A KR 20180019551 A KR20180019551 A KR 20180019551A
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KR
South Korea
Prior art keywords
oscillator
power consumption
coupled
rising
mode
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.)
Withdrawn
Application number
KR1020177035685A
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English (en)
Korean (ko)
Inventor
아자이 쿠마르
기앙 르
Original Assignee
마이크로칩 테크놀로지 인코포레이티드
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Publication of KR20180019551A publication Critical patent/KR20180019551A/ko
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/02—Details
    • H03B5/06—Modifications of generator to ensure starting of oscillations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
    • H03B5/364—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device the amplifier comprising field effect transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H03K21/40—Monitoring; Error detection; Preventing or correcting improper counter operation
    • H03K21/406—Synchronisation of counters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L3/00—Starting of generators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L5/00—Automatic control of voltage, current, or power
    • 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0074—Locking of an oscillator by injecting an input signal directly into the oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0082—Lowering the supply voltage and saving power
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0094—Measures to ensure starting of oscillations

Landscapes

  • Oscillators With Electromechanical Resonators (AREA)
KR1020177035685A 2015-06-18 2016-06-17 적응형 자기 발진 기능을 갖춘 초저전력 크리스털 발진기 Withdrawn KR20180019551A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562181554P 2015-06-18 2015-06-18
US62/181,554 2015-06-18
US15/184,683 2016-06-16
US15/184,683 US10050585B2 (en) 2015-06-18 2016-06-16 Ultra-low power crystal oscillator with adaptive self-start
PCT/US2016/038048 WO2016205624A1 (en) 2015-06-18 2016-06-17 Ultra-low power crystal oscillator with adaptive self-start

Publications (1)

Publication Number Publication Date
KR20180019551A true KR20180019551A (ko) 2018-02-26

Family

ID=56497833

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020177035685A Withdrawn KR20180019551A (ko) 2015-06-18 2016-06-17 적응형 자기 발진 기능을 갖춘 초저전력 크리스털 발진기

Country Status (7)

Country Link
US (1) US10050585B2 (enExample)
EP (1) EP3311482A1 (enExample)
JP (1) JP2018518107A (enExample)
KR (1) KR20180019551A (enExample)
CN (1) CN107743682B (enExample)
TW (1) TW201711374A (enExample)
WO (1) WO2016205624A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3687063B1 (en) 2019-01-24 2022-08-24 Nxp B.V. Crystal oscillator circuit and method of operation
US11183971B2 (en) 2019-09-25 2021-11-23 Mediatek Inc. Method for startup of crystal oscillator with aid of external clock injection, associated crystal oscillator and monitoring circuit therein
US11128306B1 (en) 2020-07-15 2021-09-21 Nxp Usa, Inc. Clock generation
CN114257207A (zh) * 2020-09-20 2022-03-29 联发科技股份有限公司 借助外部时钟注入启动晶体振荡器的方法，晶体振荡器及监视电路
EP4007160B1 (en) * 2020-11-30 2024-08-21 Nxp B.V. Crystal oscillator start-up circuit and method
EP4036793A1 (en) * 2021-02-01 2022-08-03 Centre national de la recherche scientifique Method for recognizing a pattern in an image and associated devices
CN112491400A (zh) * 2021-02-07 2021-03-12 南京邮电大学 一种基于高信噪比脉冲注入的32k晶体振荡器
CN116248046B (zh) * 2023-05-08 2023-08-22 深圳市中科蓝讯科技股份有限公司 晶振起振电路、集成芯片封装方法、集成芯片及电子设备

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JPS53144239A (en) * 1977-05-23 1978-12-15 Hitachi Ltd Oscillator circuit
DE58906111D1 (de) * 1989-01-20 1993-12-09 Siemens Ag Oszillatorschaltung.
US4956618A (en) * 1989-04-07 1990-09-11 Vlsi Technology, Inc. Start-up circuit for low power MOS crystal oscillator
CN1183658C (zh) 1997-01-22 2005-01-05 精工爱普生株式会社 振荡电路、电子电路、半导体装置、电子装置和电子表
JP3201339B2 (ja) * 1998-04-07 2001-08-20 日本電気株式会社 発振回路
JP3633374B2 (ja) * 1999-06-16 2005-03-30 株式会社デンソー クロック制御回路
JP4598992B2 (ja) 2001-06-01 2010-12-15 シチズンホールディングス株式会社 水晶発振回路
JP2003168927A (ja) * 2001-12-03 2003-06-13 Nippon Dempa Kogyo Co Ltd Ｃｐｕ制御の水晶発振器
JP2005012813A (ja) * 2003-06-19 2005-01-13 Rakon Ltd 低電力水晶発振器
US7266349B2 (en) * 2004-08-06 2007-09-04 Broadcom Corporation Multi-mode crystal oscillator
US20090088194A1 (en) * 2007-09-27 2009-04-02 Telefonaktiebolaget Lm Ericsson (Publ) Single Multi-Mode Clock Source for Wireless Devices
CN102118131B (zh) * 2009-12-31 2016-06-15 意法-爱立信公司 缩短晶体振荡器的启动时间的方法
US8427252B2 (en) 2011-05-31 2013-04-23 Qualcomm Incorporated Oscillators with low power mode of operation
US9252705B2 (en) * 2011-12-06 2016-02-02 St-Ericsson Sa Oscillator having dual topology
US8644781B2 (en) * 2012-01-03 2014-02-04 Mediatek Inc. Clock generator with frequency error compensation and mobile device using the same
US9680413B2 (en) * 2012-02-28 2017-06-13 Texas Instruments Incorporated Systems and methods of low power clocking for sleep mode radios
TWI477061B (zh) * 2012-04-10 2015-03-11 Alchip Technologies Ltd 實時時鐘裝置的信號產生電路及相關的方法
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Also Published As

Publication number Publication date
JP2018518107A (ja) 2018-07-05
US10050585B2 (en) 2018-08-14
TW201711374A (zh) 2017-03-16
CN107743682A (zh) 2018-02-27
CN107743682B (zh) 2022-10-21
US20160373055A1 (en) 2016-12-22
WO2016205624A1 (en) 2016-12-22
EP3311482A1 (en) 2018-04-25

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Date Code Title Description
PA0105 International application

Patent event date: 20171211

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination