IT1303599B1 - Circuito ad aggancio di fase. - Google Patents

Circuito ad aggancio di fase.

Info

Publication number
IT1303599B1
IT1303599B1 IT1998TO001035A ITTO981035A IT1303599B1 IT 1303599 B1 IT1303599 B1 IT 1303599B1 IT 1998TO001035 A IT1998TO001035 A IT 1998TO001035A IT TO981035 A ITTO981035 A IT TO981035A IT 1303599 B1 IT1303599 B1 IT 1303599B1
Authority
IT
Italy
Prior art keywords
oscillator
phase lock
search
lock circuit
search phase
Prior art date
Application number
IT1998TO001035A
Other languages
English (en)
Inventor
Marco Burzio
Emanuele Balistreri
Original Assignee
Cselt Ct Studi E Lab T
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 Cselt Ct Studi E Lab T filed Critical Cselt Ct Studi E Lab T
Priority to IT1998TO001035A priority Critical patent/IT1303599B1/it
Publication of ITTO981035A0 publication Critical patent/ITTO981035A0/it
Priority to US09/439,959 priority patent/US6259327B1/en
Priority to AT99124547T priority patent/ATE335305T1/de
Priority to JP11350304A priority patent/JP2000183734A/ja
Priority to DE69932583T priority patent/DE69932583T2/de
Priority to EP99124547A priority patent/EP1011198B1/en
Priority to CA002292042A priority patent/CA2292042C/en
Publication of ITTO981035A1 publication Critical patent/ITTO981035A1/it
Application granted granted Critical
Publication of IT1303599B1 publication Critical patent/IT1303599B1/it

Links

Classifications

    • 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
    • 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
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/101—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using an additional control signal to the controlled loop oscillator derived from a signal generated in the loop
    • H03L7/102—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using an additional control signal to the controlled loop oscillator derived from a signal generated in the loop the additional signal being directly applied to the controlled loop oscillator

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
IT1998TO001035A 1998-12-11 1998-12-11 Circuito ad aggancio di fase. IT1303599B1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT1998TO001035A IT1303599B1 (it) 1998-12-11 1998-12-11 Circuito ad aggancio di fase.
US09/439,959 US6259327B1 (en) 1998-12-11 1999-11-12 PLL having circuits for selecting optimum VCO input/output characteristics
AT99124547T ATE335305T1 (de) 1998-12-11 1999-12-09 Phasenregelkreis
JP11350304A JP2000183734A (ja) 1998-12-11 1999-12-09 フェ―ズロックドル―プ
DE69932583T DE69932583T2 (de) 1998-12-11 1999-12-09 Phasenregelkreis
EP99124547A EP1011198B1 (en) 1998-12-11 1999-12-09 Phase locked loop
CA002292042A CA2292042C (en) 1998-12-11 1999-12-10 Phase locked loop

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1998TO001035A IT1303599B1 (it) 1998-12-11 1998-12-11 Circuito ad aggancio di fase.

Publications (3)

Publication Number Publication Date
ITTO981035A0 ITTO981035A0 (it) 1998-12-11
ITTO981035A1 ITTO981035A1 (it) 2000-06-11
IT1303599B1 true IT1303599B1 (it) 2000-11-14

Family

ID=11417239

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1998TO001035A IT1303599B1 (it) 1998-12-11 1998-12-11 Circuito ad aggancio di fase.

Country Status (7)

Country Link
US (1) US6259327B1 (it)
EP (1) EP1011198B1 (it)
JP (1) JP2000183734A (it)
AT (1) ATE335305T1 (it)
CA (1) CA2292042C (it)
DE (1) DE69932583T2 (it)
IT (1) IT1303599B1 (it)

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ES2226770T3 (es) * 1999-01-22 2005-04-01 Multigig Limited Circuito electronico.
GB2377836B (en) * 2000-05-11 2004-10-27 Multigig Ltd Electronic pulse generator and oscillator
CA2395891A1 (en) * 2002-08-12 2004-02-12 Ralph Dickson Mason Injection locking using direct digital tuning
US20040222859A1 (en) * 2003-05-08 2004-11-11 Seyed-Ali Hajimiri Distributed oscillator architectures
US7209065B2 (en) * 2004-07-27 2007-04-24 Multigig, Inc. Rotary flash ADC
TWI303927B (en) * 2004-11-15 2008-12-01 Via Tech Inc Phase lock loop and control method thereof
US7342461B1 (en) 2005-02-24 2008-03-11 Multigig, Inc. Feedback circuit for minimizing VCO sensitivity
TWI296464B (en) * 2005-06-20 2008-05-01 Airoha Tech Corp Phase lock loop and operating method thereof
DE112006003542B4 (de) * 2005-12-27 2016-08-04 Analog Devices Inc. Analog-Digital-Umsetzersystem mit Drehtakt-Flash und Verfahren
WO2007109744A2 (en) * 2006-03-21 2007-09-27 Multigig Inc. Dual pll loop for phase noise filtering
US7486060B1 (en) 2006-03-30 2009-02-03 Western Digital Technologies, Inc. Switching voltage regulator comprising a cycle comparator for dynamic voltage scaling
US7551383B1 (en) 2006-06-28 2009-06-23 Western Digital Technologies, Inc. Adjusting voltage delivered to disk drive circuitry based on a selected zone
US7471160B2 (en) * 2007-01-02 2008-12-30 International Business Machines Corporation Real-time frequency band selection circuit for use with a voltage controlled oscillator
US8169267B2 (en) 2007-03-29 2012-05-01 Multigig, Inc. Wave reversing system and method for a rotary traveling wave oscillator
US7733189B1 (en) 2007-09-14 2010-06-08 Western Digital Technologies, Inc. Oscillator comprising foldover detection
US7675367B2 (en) * 2007-10-30 2010-03-09 International Business Machines Corporation Design structure for an automated real-time frequency band selection circuit for use with a voltage controlled oscillator
US8085020B1 (en) 2008-06-13 2011-12-27 Western Digital Technologies, Inc. Switching voltage regulator employing dynamic voltage scaling with hysteretic comparator
US8618840B1 (en) * 2012-07-11 2013-12-31 Fujitsu Limited Frequency synthesizer tuning
US9495285B2 (en) 2014-09-16 2016-11-15 Integrated Device Technology, Inc. Initiating operation of a timing device using a read only memory (ROM) or a one time programmable non volatile memory (OTP NVM)
US9553570B1 (en) 2014-12-10 2017-01-24 Integrated Device Technology, Inc. Crystal-less jitter attenuator
US9369139B1 (en) * 2015-02-14 2016-06-14 Integrated Device Technology, Inc. Fractional reference-injection PLL
US9336896B1 (en) 2015-03-23 2016-05-10 Integrated Device Technology, Inc. System and method for voltage regulation of one-time-programmable (OTP) memory programming voltage
US9455045B1 (en) 2015-04-20 2016-09-27 Integrated Device Technology, Inc. Controlling operation of a timing device using an OTP NVM to store timing device configurations in a RAM
US9362928B1 (en) 2015-07-08 2016-06-07 Integrated Device Technology, Inc. Low-spurious fractional N-frequency divider and method of use
US9954516B1 (en) 2015-08-19 2018-04-24 Integrated Device Technology, Inc. Timing device having multi-purpose pin with proactive function
US9590637B1 (en) 2015-08-28 2017-03-07 Integrated Device Technology, Inc. High-speed programmable frequency divider with 50% output duty cycle
US9847869B1 (en) 2015-10-23 2017-12-19 Integrated Device Technology, Inc. Frequency synthesizer with microcode control
US9614508B1 (en) 2015-12-03 2017-04-04 Integrated Device Technology, Inc. System and method for deskewing output clock signals
US10075284B1 (en) 2016-01-21 2018-09-11 Integrated Device Technology, Inc. Pulse width modulation (PWM) to align clocks across multiple separated cards within a communication system
US9852039B1 (en) 2016-02-03 2017-12-26 Integrated Device Technology, Inc Phase locked loop (PLL) timing device evaluation system and method for evaluating PLL timing devices
US9859901B1 (en) 2016-03-08 2018-01-02 Integrated Device Technology, Inc. Buffer with programmable input/output phase relationship
US9692394B1 (en) 2016-03-25 2017-06-27 Integrated Device Technology, Inc. Programmable low power high-speed current steering logic (LPHCSL) driver and method of use
US9698787B1 (en) 2016-03-28 2017-07-04 Integrated Device Technology, Inc. Integrated low voltage differential signaling (LVDS) and high-speed current steering logic (HCSL) circuit and method of use
US9954541B1 (en) 2016-03-29 2018-04-24 Integrated Device Technology, Inc. Bulk acoustic wave resonator based fractional frequency synthesizer and method of use
US9581973B1 (en) 2016-03-29 2017-02-28 Integrated Device Technology, Inc. Dual mode clock using a common resonator and associated method of use
US9654121B1 (en) 2016-06-01 2017-05-16 Integrated Device Technology, Inc. Calibration method and apparatus for phase locked loop circuit
US10277233B2 (en) 2016-10-07 2019-04-30 Analog Devices, Inc. Apparatus and methods for frequency tuning of rotary traveling wave oscillators
US10312922B2 (en) 2016-10-07 2019-06-04 Analog Devices, Inc. Apparatus and methods for rotary traveling wave oscillators
US11527992B2 (en) 2019-09-19 2022-12-13 Analog Devices International Unlimited Company Rotary traveling wave oscillators with distributed stubs
US11196430B2 (en) 2020-02-19 2021-12-07 Honeywell International Inc. High-bandwidth phase lock loop circuit with sideband rejection
US11264949B2 (en) 2020-06-10 2022-03-01 Analog Devices International Unlimited Company Apparatus and methods for rotary traveling wave oscillators
US11539353B2 (en) 2021-02-02 2022-12-27 Analog Devices International Unlimited Company RTWO-based frequency multiplier

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Publication number Priority date Publication date Assignee Title
GB2120478B (en) * 1982-04-22 1985-10-16 Standard Telephones Cables Ltd Voltage controlled oscillator
JPH0799807B2 (ja) 1990-03-09 1995-10-25 株式会社東芝 位相同期回路
US5257294A (en) * 1990-11-13 1993-10-26 National Semiconductor Corporation Phase-locked loop circuit and method
US5331292A (en) * 1992-07-16 1994-07-19 National Semiconductor Corporation Autoranging phase-lock-loop circuit
JPH09162730A (ja) * 1995-11-29 1997-06-20 Internatl Business Mach Corp <Ibm> Ｐｌｌ回路
IT1295950B1 (it) * 1997-11-06 1999-05-28 Cselt Centro Studi Lab Telecom Circuito ad aggancio di fase.

Also Published As

Publication number Publication date
DE69932583D1 (de) 2006-09-14
JP2000183734A (ja) 2000-06-30
ATE335305T1 (de) 2006-08-15
ITTO981035A0 (it) 1998-12-11
DE69932583T2 (de) 2007-08-16
CA2292042C (en) 2002-08-13
ITTO981035A1 (it) 2000-06-11
EP1011198A2 (en) 2000-06-21
CA2292042A1 (en) 2000-06-11
EP1011198A3 (en) 2003-12-10
EP1011198B1 (en) 2006-08-02
US6259327B1 (en) 2001-07-10

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