JP7507158B2 - 位相同期ループのためのループフィルタ - Google Patents

位相同期ループのためのループフィルタ Download PDF

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Publication number
JP7507158B2
JP7507158B2 JP2021536733A JP2021536733A JP7507158B2 JP 7507158 B2 JP7507158 B2 JP 7507158B2 JP 2021536733 A JP2021536733 A JP 2021536733A JP 2021536733 A JP2021536733 A JP 2021536733A JP 7507158 B2 JP7507158 B2 JP 7507158B2
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Japan
Prior art keywords
switches
circuit
coupled
capacitor
control
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JP2021536733A
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Japanese (ja)
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JP2022516050A5 (enExample
JP2022516050A (ja
Inventor
ナガラジ クリシュナスワミ
フー ウェイ
Original Assignee
テキサス インスツルメンツ インコーポレイテッド
日本テキサス・インスツルメンツ合同会社
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Publication of JP2022516050A5 publication Critical patent/JP2022516050A5/ja
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    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/093—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using special filtering or amplification characteristics in the loop
    • 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
    • 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
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • 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

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  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
JP2021536733A 2018-12-23 2019-12-16 位相同期ループのためのループフィルタ Active JP7507158B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/231,568 2018-12-23
US16/231,568 US10784875B2 (en) 2018-12-23 2018-12-23 Loop filter for a phase-locked loop
PCT/US2019/066467 WO2020139593A1 (en) 2018-12-23 2019-12-16 Loop filter for a phase-locked loop

Publications (3)

Publication Number Publication Date
JP2022516050A JP2022516050A (ja) 2022-02-24
JP2022516050A5 JP2022516050A5 (enExample) 2022-12-20
JP7507158B2 true JP7507158B2 (ja) 2024-06-27

Family

ID=71097837

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021536733A Active JP7507158B2 (ja) 2018-12-23 2019-12-16 位相同期ループのためのループフィルタ

Country Status (5)

Country Link
US (1) US10784875B2 (enExample)
EP (1) EP3900191B1 (enExample)
JP (1) JP7507158B2 (enExample)
CN (1) CN112840570B (enExample)
WO (1) WO2020139593A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12355451B1 (en) * 2023-04-28 2025-07-08 Cadence Design Systems, Inc. Phase locked loop filter circuitry

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010278491A (ja) 2009-05-26 2010-12-09 Renesas Electronics Corp 周波数シンセサイザ
JP2013223066A (ja) 2012-04-16 2013-10-28 Fujitsu Semiconductor Ltd Ｐｌｌ回路

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4559505A (en) * 1983-01-04 1985-12-17 Motorola, Inc. Frequency synthesizer with improved priority channel switching
JPH09326689A (ja) * 1996-06-03 1997-12-16 Hitachi Ltd クロック発生回路
GB2370167B (en) 2000-12-18 2005-01-05 Texas Instruments Ltd Improvements in or relating to phase locked loops
US6993107B2 (en) * 2001-01-16 2006-01-31 International Business Machines Corporation Analog unidirectional serial link architecture
US20030190005A1 (en) 2002-04-04 2003-10-09 Brian Amick Programmable capacitances for PLL loop and power supply noise filters
DE102004041656B4 (de) * 2004-08-27 2007-11-08 Infineon Technologies Ag Phasenregelkreis und Verfahren zum Abgleichen eines Schleifenfilters
JP2006295343A (ja) * 2005-04-06 2006-10-26 Matsushita Electric Ind Co Ltd スイッチトキャパシタフィルタ及びフィードバックシステム
US8674754B2 (en) * 2007-02-09 2014-03-18 Intel Mobile Communications GmbH Loop filter and phase-locked loop
US7928785B2 (en) * 2007-11-07 2011-04-19 Samsung Electronics Co., Ltd. Loop filter, phase-locked loop, and method of operating the loop filter
US7990225B1 (en) * 2008-07-08 2011-08-02 Marvell International Ltd. Low-jitter phase-locked loop
US8299826B2 (en) * 2009-08-25 2012-10-30 Sitime Corporation Phase locked loop circuitry having switched resistor loop filter circuitry, and methods of operating same
US9503017B1 (en) * 2009-09-29 2016-11-22 Qorvo Us, Inc. Infrastructure-grade integrated voltage controlled oscillator (VCO) with linear tuning characteristics and low phase noise
US8354866B2 (en) 2010-11-25 2013-01-15 Freescale Semiconductor, Inc. PLL start-up circuit
US8836390B2 (en) * 2011-11-30 2014-09-16 Taiwan Semiconductor Manufacturing Company, Ltd. Phase-locked loops that share a loop filter and frequency divider
US8432204B1 (en) 2012-01-06 2013-04-30 Taiwan Semiconductor Manufacturing Co., Ltd. Current-controlled oscillator (CCO) based PLL
US9024684B2 (en) * 2013-03-15 2015-05-05 Qualcomm Incorporated Area-efficient PLL with a low-noise low-power loop filter
US9490824B1 (en) * 2016-01-19 2016-11-08 Freescale Semiconductor, Inc. Phase-locked loop with frequency bounding circuit
CN108377148B (zh) 2018-04-27 2024-03-08 深圳讯达微电子科技有限公司 一种基于开关电容阵列的锁相环环路滤波器及锁相环

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010278491A (ja) 2009-05-26 2010-12-09 Renesas Electronics Corp 周波数シンセサイザ
JP2013223066A (ja) 2012-04-16 2013-10-28 Fujitsu Semiconductor Ltd Ｐｌｌ回路

Also Published As

Publication number Publication date
EP3900191A4 (en) 2022-02-16
US10784875B2 (en) 2020-09-22
CN112840570A (zh) 2021-05-25
JP2022516050A (ja) 2022-02-24
US20200204183A1 (en) 2020-06-25
WO2020139593A1 (en) 2020-07-02
EP3900191B1 (en) 2025-07-09
EP3900191A1 (en) 2021-10-27
CN112840570B (zh) 2024-03-08

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