JP2005278191A5 - - Google Patents

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Publication number
JP2005278191A5
JP2005278191A5 JP2005085252A JP2005085252A JP2005278191A5 JP 2005278191 A5 JP2005278191 A5 JP 2005278191A5 JP 2005085252 A JP2005085252 A JP 2005085252A JP 2005085252 A JP2005085252 A JP 2005085252A JP 2005278191 A5 JP2005278191 A5 JP 2005278191A5
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JP
Japan
Prior art keywords
capacitor
transconductor
oscillator
node
voltage
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.)
Granted
Application number
JP2005085252A
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English (en)
Japanese (ja)
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JP2005278191A (ja
JP4723888B2 (ja
Filing date
Publication date
Priority claimed from US10/808,864 external-priority patent/US7049866B2/en
Application filed filed Critical
Publication of JP2005278191A publication Critical patent/JP2005278191A/ja
Publication of JP2005278191A5 publication Critical patent/JP2005278191A5/ja
Application granted granted Critical
Publication of JP4723888B2 publication Critical patent/JP4723888B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2005085252A 2004-03-24 2005-03-24 Ｐｌｌその他同種類のループ・フィルタ・コンデンサの漏れ電流補償 Expired - Fee Related JP4723888B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/808,864 US7049866B2 (en) 2004-03-24 2004-03-24 Compensating for leakage currents in loop filter capacitors in PLLs and the like
US10/808864 2004-03-24

Publications (3)

Publication Number Publication Date
JP2005278191A JP2005278191A (ja) 2005-10-06
JP2005278191A5 true JP2005278191A5 (enExample) 2008-03-06
JP4723888B2 JP4723888B2 (ja) 2011-07-13

Family

ID=34989076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005085252A Expired - Fee Related JP4723888B2 (ja) 2004-03-24 2005-03-24 Ｐｌｌその他同種類のループ・フィルタ・コンデンサの漏れ電流補償

Country Status (3)

Country Link
US (1) US7049866B2 (enExample)
JP (1) JP4723888B2 (enExample)
KR (1) KR101141029B1 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7894563B2 (en) * 2004-05-27 2011-02-22 Virtensys Limited Clock recovery circuit and a method of generating a recovered clock signal
US7321267B2 (en) * 2005-03-23 2008-01-22 Nokia Corporation Compensating capacitive dielectric absorption induced frequency error in a phase locked loop
JP4482524B2 (ja) * 2006-01-06 2010-06-16 川崎マイクロエレクトロニクス株式会社 リーク電流補償回路を備えたｐｌｌ回路
CN100555859C (zh) * 2006-04-24 2009-10-28 中国科学院微电子研究所 一种片上集成的低噪声有源滤波器的自适应电路
KR100852178B1 (ko) * 2007-03-29 2008-08-13 삼성전자주식회사 선형 변화 저항 회로 및 이를 포함하는 프로그램 가능한루프 필터
GB0725319D0 (en) * 2007-12-28 2008-02-06 Nokia Corp A phase locked loop
US7782127B2 (en) * 2008-01-25 2010-08-24 Broadcom Corporation Multi-mode reconstruction filter
JP4735992B2 (ja) * 2008-03-25 2011-07-27 ソニー株式会社 信号処理装置
US8085098B2 (en) * 2008-10-10 2011-12-27 Canon Kabushiki Kaisha PLL circuit
WO2011149657A1 (en) 2010-05-28 2011-12-01 Marvell World Trade Ltd. Method and apparatus for drift compensation in pll
TWI430640B (zh) * 2010-07-21 2014-03-11 Global Unichip Corp Clock data recovery system
JP2012034212A (ja) * 2010-07-30 2012-02-16 Fujitsu Semiconductor Ltd 位相ロックループ回路
US8669816B2 (en) * 2010-09-27 2014-03-11 Mediatek Singapore Pte. Ltd. Integrated circuit device, electronic device and method therefor
US8373511B2 (en) * 2010-10-15 2013-02-12 Texas Instruments Incorporated Oscillator circuit and method for gain and phase noise control
US8410835B1 (en) 2012-01-03 2013-04-02 International Business Machines Corporation Leakage tolerant phase locked loop circuit device
US9166607B2 (en) 2012-03-01 2015-10-20 Qualcomm Incorporated Capacitor leakage compensation for PLL loop filter capacitor
US9036755B2 (en) * 2012-09-28 2015-05-19 Liming Xiu Circuits and methods for time-average frequency based clock data recovery
CN103066996A (zh) * 2012-12-20 2013-04-24 上海宏力半导体制造有限公司 振荡器及其自校准方法
US8958513B1 (en) * 2013-03-15 2015-02-17 Xilinx, Inc. Clock and data recovery with infinite pull-in range
DE112014006322T5 (de) * 2014-01-30 2016-11-03 Lattice Semiconductor Corporation Ladungspumpen-Kalibrierung für eine Zweiwege-Phasenregelungsschleife
KR101593678B1 (ko) * 2014-05-26 2016-02-16 고려대학교 산학협력단 클럭 및 데이터 복원 회로 및 그 방법
US9906230B2 (en) * 2016-04-14 2018-02-27 Huawei Technologies Co., Ltd. PLL system and method of operating same
KR101982209B1 (ko) * 2018-06-14 2019-05-24 고려대학교 산학협력단 연속 시간 델타-시그마 변조기
CN110719088B (zh) * 2018-07-13 2023-04-07 瑞昱半导体股份有限公司 时钟产生电路与混合式电路
CN115166469B (zh) * 2022-09-07 2022-12-27 江苏东海半导体股份有限公司 Mosfet器件测试方法、装置和存储介质

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2844596B2 (ja) * 1987-07-17 1999-01-06 ソニー株式会社 Ｐｌｌ回路
JPH09294051A (ja) * 1996-04-24 1997-11-11 Victor Co Of Japan Ltd ループフィルタ回路
US5659588A (en) * 1996-08-15 1997-08-19 Lsi Logic Corporation Phase-locked loop having filter leakage cancellation circuit
JPH1127141A (ja) * 1997-07-01 1999-01-29 Hitachi Ltd チャージポンプ回路およびｐｌｌ回路
US6016332A (en) * 1997-08-15 2000-01-18 Texas Instruments Incorporated Method and apparatus for effecting analog phase-locked loop control of a signal frequency
US6043715A (en) 1997-09-02 2000-03-28 Lucent Technologies Inc. Phase-locked loop with static phase offset compensation
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
US6826246B1 (en) 1999-10-15 2004-11-30 Agere Systems, Inc. Phase locked loop with control voltage centering
US6510033B1 (en) * 2000-06-30 2003-01-21 Intel Corporation RC-timer circuit to reduce current leakage in future semiconductor processes
EP1282234A1 (en) * 2001-07-31 2003-02-05 Texas Instruments Incorporated Loop filter architecture
TW574781B (en) * 2002-09-30 2004-02-01 Mediatek Inc Loop filter and compensation current adjusting method for the same
US6963232B2 (en) * 2003-08-11 2005-11-08 Rambus, Inc. Compensator for leakage through loop filter capacitors in phase-locked loops

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