CN1770632A - 最小化pll内由滤波器电容泄漏引起的抖动的装置和方法 - Google Patents
最小化pll内由滤波器电容泄漏引起的抖动的装置和方法 Download PDFInfo
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- CN1770632A CN1770632A CNA2005101173761A CN200510117376A CN1770632A CN 1770632 A CN1770632 A CN 1770632A CN A2005101173761 A CNA2005101173761 A CN A2005101173761A CN 200510117376 A CN200510117376 A CN 200510117376A CN 1770632 A CN1770632 A CN 1770632A
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- filter
- illusory
- pll
- capacitor
- lpf
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- 239000003990 capacitor Substances 0.000 claims abstract description 80
- 238000004590 computer program Methods 0.000 claims abstract description 15
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Images
Classifications
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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
- H03L7/0893—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 the up-down pulses controlling at least two source current generators or at least two sink current generators connected to different points 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
- H03L7/093—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
- H03L7/095—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using a lock detector
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/981,155 | 2004-11-04 | ||
US10/981,155 US7132896B2 (en) | 2004-11-04 | 2004-11-04 | Circuit for minimizing filter capacitance leakage induced jitter in phase locked loops (PPLs) |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1770632A true CN1770632A (zh) | 2006-05-10 |
CN1770632B CN1770632B (zh) | 2010-05-05 |
Family
ID=36261129
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005101173761A Active CN1770632B (zh) | 2004-11-04 | 2005-11-03 | 最小化pll内由低通滤波器电容泄漏引起的抖动的设备和方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7132896B2 (zh) |
CN (1) | CN1770632B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102006058B (zh) * | 2009-08-31 | 2012-08-29 | 安凯(广州)微电子技术有限公司 | 一种锁相环泄漏电流补偿电路及锁相环电路 |
CN106961273A (zh) * | 2017-04-12 | 2017-07-18 | 西安电子科技大学 | 基于稳态防漏电保护和电流沉控制技术的电荷泵电路 |
CN108075772A (zh) * | 2016-11-18 | 2018-05-25 | 意法半导体国际有限公司 | 具有去耦积分和比例路径的锁相环 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009510805A (ja) * | 2005-06-21 | 2009-03-12 | エヌエックスピー ビー ヴィ | 帯域幅切替型フィードバックループ内にローパスフィルタを用いた位相ロックループシステム |
JP2007189404A (ja) * | 2006-01-12 | 2007-07-26 | Toshiba Corp | 半導体装置 |
US20080157879A1 (en) * | 2006-12-28 | 2008-07-03 | Dmitry Petrov | Decreasing frequency synthesizer lock time for a phase locked loop |
US8164369B2 (en) * | 2008-11-12 | 2012-04-24 | Qualcomm Incorporated | Techniques for minimizing control voltage noise due to charge pump leakage in phase locked loop circuits |
US11043263B1 (en) * | 2019-11-14 | 2021-06-22 | Xilinx, Inc. | Low offset and enhanced write margin for stacked fabric dies |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3001735B2 (ja) * | 1992-11-10 | 2000-01-24 | 三菱電機株式会社 | 位相同期ループ周波数シンセサイザ |
SE517602C2 (sv) * | 1995-10-20 | 2002-06-25 | Ericsson Telefon Ab L M | Fastlåst loop |
US6538518B1 (en) * | 2000-12-26 | 2003-03-25 | Juniper Networks, Inc. | Multi-loop phase lock loop for controlling jitter in a high frequency redundant system |
US6963232B2 (en) * | 2003-08-11 | 2005-11-08 | Rambus, Inc. | Compensator for leakage through loop filter capacitors in phase-locked loops |
-
2004
- 2004-11-04 US US10/981,155 patent/US7132896B2/en active Active
-
2005
- 2005-11-03 CN CN2005101173761A patent/CN1770632B/zh active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102006058B (zh) * | 2009-08-31 | 2012-08-29 | 安凯(广州)微电子技术有限公司 | 一种锁相环泄漏电流补偿电路及锁相环电路 |
CN108075772A (zh) * | 2016-11-18 | 2018-05-25 | 意法半导体国际有限公司 | 具有去耦积分和比例路径的锁相环 |
CN106961273A (zh) * | 2017-04-12 | 2017-07-18 | 西安电子科技大学 | 基于稳态防漏电保护和电流沉控制技术的电荷泵电路 |
CN106961273B (zh) * | 2017-04-12 | 2020-05-26 | 西安电子科技大学 | 基于稳态防漏电保护和电流沉控制技术的电荷泵电路 |
Also Published As
Publication number | Publication date |
---|---|
US7132896B2 (en) | 2006-11-07 |
US20060091965A1 (en) | 2006-05-04 |
CN1770632B (zh) | 2010-05-05 |
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Effective date of registration: 20171106 Address after: Grand Cayman, Cayman Islands Patentee after: GLOBALFOUNDRIES INC. Address before: American New York Patentee before: Core USA second LLC Effective date of registration: 20171106 Address after: American New York Patentee after: Core USA second LLC Address before: American New York Patentee before: International Business Machines Corp. |
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Effective date of registration: 20230802 Address after: Taiwan, Hsinchu, China Patentee after: Taiwan Semiconductor Manufacturing Co.,Ltd. Address before: Grand Cayman, Cayman Islands Patentee before: GLOBALFOUNDRIES INC. |