JP5876368B2 - 改良された帯域幅を備える電圧制御発振器を有する位相同期ループ回路 - Google Patents

改良された帯域幅を備える電圧制御発振器を有する位相同期ループ回路 Download PDF

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JP5876368B2
JP5876368B2 JP2012101072A JP2012101072A JP5876368B2 JP 5876368 B2 JP5876368 B2 JP 5876368B2 JP 2012101072 A JP2012101072 A JP 2012101072A JP 2012101072 A JP2012101072 A JP 2012101072A JP 5876368 B2 JP5876368 B2 JP 5876368B2
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terminal
transistor
current electrode
electrode
current
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Japanese (ja)
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JP2012239168A5 (enExample
JP2012239168A (ja
Inventor
チェン チャン イ
チェン チャン イ
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NXP USA Inc
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NXP USA Inc
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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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/03—Astable circuits
    • H03K3/0315—Ring oscillators
    • H03K3/0322—Ring oscillators with differential cells
    • 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
    • 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
    • H03L7/0995—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator comprising a ring oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
    • H03L2207/06—Phase locked loops with a controlled oscillator having at least two frequency control terminals

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
JP2012101072A 2011-05-10 2012-04-26 改良された帯域幅を備える電圧制御発振器を有する位相同期ループ回路 Expired - Fee Related JP5876368B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/104,449 US8816782B2 (en) 2011-05-10 2011-05-10 Phase locked loop circuit having a voltage controlled oscillator with improved bandwidth
US13/104,449 2011-05-10

Publications (3)

Publication Number Publication Date
JP2012239168A JP2012239168A (ja) 2012-12-06
JP2012239168A5 JP2012239168A5 (enExample) 2015-06-11
JP5876368B2 true JP5876368B2 (ja) 2016-03-02

Family

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JP2012101072A Expired - Fee Related JP5876368B2 (ja) 2011-05-10 2012-04-26 改良された帯域幅を備える電圧制御発振器を有する位相同期ループ回路

Country Status (2)

Country Link
US (1) US8816782B2 (enExample)
JP (1) JP5876368B2 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
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US9082514B1 (en) 2013-04-22 2015-07-14 Xilinx, Inc. Method and apparatus for physically unclonable function burn-in
US9444618B1 (en) * 2013-04-22 2016-09-13 Xilinx, Inc. Defense against attacks on ring oscillator-based physically unclonable functions
US9342710B2 (en) * 2013-11-21 2016-05-17 Nxp B.V. Electronic tamper detection
US9590590B2 (en) 2014-11-10 2017-03-07 Analog Devices Global Delta-sigma modulator having transconductor network for dynamically tuning loop filter coefficients
US9621136B1 (en) 2015-11-12 2017-04-11 Nxp Usa, Inc. Data sampler circuit with equalization function and method for sampling data
US9654310B1 (en) * 2016-11-19 2017-05-16 Nxp Usa, Inc. Analog delay cell and tapped delay line comprising the analog delay cell
CN110365294A (zh) * 2019-06-28 2019-10-22 西安紫光国芯半导体有限公司 延迟单元、压控振荡器以及压控振荡器的频带扩展方法
US10917076B1 (en) 2019-08-02 2021-02-09 Samsung Electronics Co., Ltd. Ring oscillator and method for controlling start-up of ring oscillator
JP7534667B2 (ja) * 2020-02-20 2024-08-15 株式会社ソシオネクスト 位相同期回路、送受信回路及び半導体集積回路
US12261608B2 (en) 2020-12-08 2025-03-25 Analog Devices, Inc. Control and calibration of external oscillators

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US5239274A (en) 1992-05-26 1993-08-24 Digital Equipment Corporation Voltage-controlled ring oscillator using complementary differential buffers for generating multiple phase signals
JP3528203B2 (ja) * 1993-06-30 2004-05-17 ソニー株式会社 リング発振器および電圧制御発振器
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JP2003069391A (ja) * 2001-08-27 2003-03-07 Mitsubishi Electric Corp 電圧制御型発振器
JP3920148B2 (ja) * 2002-05-28 2007-05-30 富士通株式会社 オペレーショナルトランスコンダクタンスアンプ及びオペレーショナルトランスコンダクタンスアンプを用いたａｇｃアンプ
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Publication number Publication date
US20120286887A1 (en) 2012-11-15
US8816782B2 (en) 2014-08-26
JP2012239168A (ja) 2012-12-06

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