CN1183677C - 带开关－电容电阻的pll环路滤波器 - Google Patents

带开关－电容电阻的pll环路滤波器 Download PDF

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Publication number
CN1183677C
CN1183677C CN00813738.2A CN00813738A CN1183677C CN 1183677 C CN1183677 C CN 1183677C CN 00813738 A CN00813738 A CN 00813738A CN 1183677 C CN1183677 C CN 1183677C
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CN
China
Prior art keywords
phase
circuit
locked loop
voltage
capacitor
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Expired - Fee Related
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CN00813738.2A
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English (en)
Chinese (zh)
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CN1377521A (zh
Inventor
N·克莱默
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Ericsson Inc
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Ericsson Inc
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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
    • H03L7/093—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
    • H03L7/085—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

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  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Networks Using Active Elements (AREA)
CN00813738.2A 1999-10-01 2000-09-21 带开关－电容电阻的pll环路滤波器 Expired - Fee Related CN1183677C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/410,308 US6420917B1 (en) 1999-10-01 1999-10-01 PLL loop filter with switched-capacitor resistor
US09/410308 1999-10-01

Publications (2)

Publication Number Publication Date
CN1377521A CN1377521A (zh) 2002-10-30
CN1183677C true CN1183677C (zh) 2005-01-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN00813738.2A Expired - Fee Related CN1183677C (zh) 1999-10-01 2000-09-21 带开关－电容电阻的pll环路滤波器

Country Status (8)

Country Link
US (1) US6420917B1 (enExample)
EP (1) EP1216508B1 (enExample)
JP (1) JP2003517755A (enExample)
CN (1) CN1183677C (enExample)
AT (1) ATE284092T1 (enExample)
AU (1) AU4027301A (enExample)
DE (1) DE60016432T2 (enExample)
WO (1) WO2001026230A1 (enExample)

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US7928785B2 (en) * 2007-11-07 2011-04-19 Samsung Electronics Co., Ltd. Loop filter, phase-locked loop, and method of operating the loop filter
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US8593188B2 (en) 2012-02-20 2013-11-26 Texas Instruments Incorporated Apparatus to remove the loop filter resistor noise in charge-pump PLL
CN103259536B (zh) * 2012-02-20 2018-12-18 德克萨斯仪器股份有限公司 消除电荷泵锁相环路中环路滤波电阻器噪声的装置
CN102611430B (zh) * 2012-03-29 2013-12-18 广州市广晟微电子有限公司 一种电压控制的等效电阻电路和一种滤波电路
CN102751964B (zh) * 2012-07-30 2015-02-11 无锡中科微电子工业技术研究院有限责任公司 一种可变阶数全集成环路滤波器
CN104813748B (zh) 2012-09-28 2019-07-09 梅维昂医疗系统股份有限公司 聚焦粒子束
WO2014052734A1 (en) 2012-09-28 2014-04-03 Mevion Medical Systems, Inc. Controlling particle therapy
JP6121546B2 (ja) 2012-09-28 2017-04-26 メビオン・メディカル・システムズ・インコーポレーテッド 粒子加速器用の制御システム
ES2739830T3 (es) 2012-09-28 2020-02-04 Mevion Medical Systems Inc Ajuste de energía de un haz de partículas
US9155186B2 (en) 2012-09-28 2015-10-06 Mevion Medical Systems, Inc. Focusing a particle beam using magnetic field flutter
JP6367201B2 (ja) 2012-09-28 2018-08-01 メビオン・メディカル・システムズ・インコーポレーテッド 粒子ビームの強度の制御
JP6523957B2 (ja) 2012-09-28 2019-06-05 メビオン・メディカル・システムズ・インコーポレーテッド 磁場を変更するための磁性シム
US10254739B2 (en) 2012-09-28 2019-04-09 Mevion Medical Systems, Inc. Coil positioning system
CN105103662B (zh) 2012-09-28 2018-04-13 梅维昂医疗系统股份有限公司 磁场再生器
US9024684B2 (en) 2013-03-15 2015-05-05 Qualcomm Incorporated Area-efficient PLL with a low-noise low-power loop filter
US8791656B1 (en) 2013-05-31 2014-07-29 Mevion Medical Systems, Inc. Active return system
US9730308B2 (en) 2013-06-12 2017-08-08 Mevion Medical Systems, Inc. Particle accelerator that produces charged particles having variable energies
US10258810B2 (en) 2013-09-27 2019-04-16 Mevion Medical Systems, Inc. Particle beam scanning
US10675487B2 (en) 2013-12-20 2020-06-09 Mevion Medical Systems, Inc. Energy degrader enabling high-speed energy switching
US9962560B2 (en) 2013-12-20 2018-05-08 Mevion Medical Systems, Inc. Collimator and energy degrader
US9661736B2 (en) 2014-02-20 2017-05-23 Mevion Medical Systems, Inc. Scanning system for a particle therapy system
US9950194B2 (en) 2014-09-09 2018-04-24 Mevion Medical Systems, Inc. Patient positioning system
US10786689B2 (en) 2015-11-10 2020-09-29 Mevion Medical Systems, Inc. Adaptive aperture
EP3906968A1 (en) 2016-07-08 2021-11-10 Mevion Medical Systems, Inc. Treatment planning
US11103730B2 (en) 2017-02-23 2021-08-31 Mevion Medical Systems, Inc. Automated treatment in particle therapy
JP6940676B2 (ja) 2017-06-30 2021-09-29 メビオン・メディカル・システムズ・インコーポレーテッド リニアモーターを使用して制御される構成可能コリメータ
KR102622304B1 (ko) 2019-01-03 2024-01-09 에스케이하이닉스 주식회사 클록 발생기 및 이를 포함하는 이미지 센서
JP2022524103A (ja) 2019-03-08 2022-04-27 メビオン・メディカル・システムズ・インコーポレーテッド カラム別の放射線の照射およびそのための治療計画の生成

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US5942949A (en) * 1997-10-14 1999-08-24 Lucent Technologies Inc. Self-calibrating phase-lock loop with auto-trim operations for selecting an appropriate oscillator operating curve

Also Published As

Publication number Publication date
EP1216508A1 (en) 2002-06-26
CN1377521A (zh) 2002-10-30
ATE284092T1 (de) 2004-12-15
JP2003517755A (ja) 2003-05-27
WO2001026230A1 (en) 2001-04-12
DE60016432T2 (de) 2005-12-15
DE60016432D1 (de) 2005-01-05
US6420917B1 (en) 2002-07-16
EP1216508B1 (en) 2004-12-01
AU4027301A (en) 2001-05-10

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