CN1679239B - 包括锁相环路的设备和用于校准锁相环路的方法 - Google Patents
包括锁相环路的设备和用于校准锁相环路的方法 Download PDFInfo
- Publication number
- CN1679239B CN1679239B CN038210991A CN03821099A CN1679239B CN 1679239 B CN1679239 B CN 1679239B CN 038210991 A CN038210991 A CN 038210991A CN 03821099 A CN03821099 A CN 03821099A CN 1679239 B CN1679239 B CN 1679239B
- Authority
- CN
- China
- Prior art keywords
- loop
- frequency
- signal
- modulating
- comparison signal
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0991—Modifications of modulator for regulating the mean frequency using a phase locked loop including calibration means or calibration methods
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0916—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop
- H03C3/0925—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop applying frequency modulation at the divider in the feedback loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0916—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop
- H03C3/0933—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop using fractional frequency division in the feedback loop of the phase locked loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0941—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation at more than one point in the loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/095—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation to the loop in front of the voltage controlled 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
- H03L7/085—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
- H03L7/0895—Details of the current generators
- H03L7/0898—Details of the current generators the source or sink current values being variable
-
- 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
- H03L7/16—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
- 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
- H03L7/197—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 a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
-
- 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
- H03L7/197—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 a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
- H03L7/1974—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 a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division
- H03L7/1976—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 a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division using a phase accumulator for controlling the counter or frequency divider
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0220616.7 | 2002-09-05 | ||
| GBGB0220616.7A GB0220616D0 (en) | 2002-09-05 | 2002-09-05 | Improvements relating to phase-lock loops |
| PCT/IB2003/003771 WO2004023656A1 (en) | 2002-09-05 | 2003-08-22 | Improvements relating to phase-lock loops |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1679239A CN1679239A (zh) | 2005-10-05 |
| CN1679239B true CN1679239B (zh) | 2010-06-23 |
Family
ID=9943536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN038210991A Expired - Fee Related CN1679239B (zh) | 2002-09-05 | 2003-08-22 | 包括锁相环路的设备和用于校准锁相环路的方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7157979B2 (zh) |
| EP (1) | EP1537670B1 (zh) |
| JP (1) | JP4858868B2 (zh) |
| KR (1) | KR101023394B1 (zh) |
| CN (1) | CN1679239B (zh) |
| AU (1) | AU2003255987A1 (zh) |
| GB (1) | GB0220616D0 (zh) |
| WO (1) | WO2004023656A1 (zh) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100666479B1 (ko) * | 2004-08-30 | 2007-01-09 | 삼성전자주식회사 | 시그마 델타 변조기를 공유하는 수신 및 송신 채널 분수분주 위상 고정 루프를 포함한 주파수 합성기 및 그 동작방법 |
| JP4638806B2 (ja) * | 2005-03-29 | 2011-02-23 | ルネサスエレクトロニクス株式会社 | 位相同期ループ回路、オフセットpll送信機、通信用高周波集積回路及び無線通信システム |
| WO2006125473A1 (en) | 2005-05-26 | 2006-11-30 | Freescale Semiconductor, Inc | Frequency generation in a wireless communication unit |
| US7711328B1 (en) * | 2005-06-29 | 2010-05-04 | Xilinx, Inc. | Method of and circuit for sampling a frequency difference in an integrated circuit |
| DE102006011682B4 (de) * | 2006-03-14 | 2015-04-09 | Intel Mobile Communications GmbH | Transceiver-Schaltungsanordnung |
| US8483985B2 (en) * | 2007-01-05 | 2013-07-09 | Qualcomm, Incorporated | PLL loop bandwidth calibration |
| JP5621476B2 (ja) * | 2010-09-29 | 2014-11-12 | ソニー株式会社 | 同期回路、同期方法、および受信システム |
| US9344065B2 (en) | 2012-10-22 | 2016-05-17 | Mediatek Inc. | Frequency divider, clock generating apparatus, and method capable of calibrating frequency drift of oscillator |
| US8942315B1 (en) | 2014-05-29 | 2015-01-27 | Cypress Semiconductor Corporation | Systems, methods, and devices for frequency calibration of transmitters |
| US9007259B1 (en) * | 2014-06-13 | 2015-04-14 | Advanced Testing Technologies Inc. | Flight line noise tester |
| EP3249817B1 (en) * | 2016-05-25 | 2018-12-26 | IMEC vzw | Dtc-based pll and method for operating the dtc-based pll |
| CN106658369B (zh) * | 2016-12-06 | 2020-02-07 | 歌尔科技有限公司 | 一种双向语音通信设备、通信系统及通信方法 |
| KR102210638B1 (ko) | 2019-06-17 | 2021-02-03 | 한국과학기술원 | Fsk 신호 변복조 방법 및 장치 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6292507B1 (en) * | 1999-09-01 | 2001-09-18 | Lexmark International, Inc. | Method and apparatus for compensating a spread spectrum clock generator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5563552A (en) * | 1994-01-28 | 1996-10-08 | International Business Machines Corporation | System and method for calibrating damping factor of analog PLL |
| US6404292B1 (en) * | 1998-04-15 | 2002-06-11 | Emhiser Research Ltd. | Voltage controlled oscillators with reduced incidental frequency modulation and use in phase locking oscillators |
| US6049255A (en) * | 1998-06-05 | 2000-04-11 | Telefonaktiebolaget Lm Ericsson | Tuning the bandwidth of a phase-locked loop |
-
2002
- 2002-09-05 GB GBGB0220616.7A patent/GB0220616D0/en not_active Ceased
-
2003
- 2003-08-22 EP EP03793972.5A patent/EP1537670B1/en not_active Expired - Lifetime
- 2003-08-22 AU AU2003255987A patent/AU2003255987A1/en not_active Abandoned
- 2003-08-22 US US10/526,197 patent/US7157979B2/en not_active Expired - Lifetime
- 2003-08-22 WO PCT/IB2003/003771 patent/WO2004023656A1/en not_active Ceased
- 2003-08-22 CN CN038210991A patent/CN1679239B/zh not_active Expired - Fee Related
- 2003-08-22 JP JP2004533739A patent/JP4858868B2/ja not_active Expired - Fee Related
- 2003-08-22 KR KR1020057003751A patent/KR101023394B1/ko not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6292507B1 (en) * | 1999-09-01 | 2001-09-18 | Lexmark International, Inc. | Method and apparatus for compensating a spread spectrum clock generator |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2004023656A1 (en) | 2004-03-18 |
| JP4858868B2 (ja) | 2012-01-18 |
| US7157979B2 (en) | 2007-01-02 |
| EP1537670B1 (en) | 2015-10-21 |
| GB0220616D0 (en) | 2002-10-16 |
| US20050250464A1 (en) | 2005-11-10 |
| AU2003255987A1 (en) | 2004-03-29 |
| CN1679239A (zh) | 2005-10-05 |
| KR20050057171A (ko) | 2005-06-16 |
| EP1537670A1 (en) | 2005-06-08 |
| KR101023394B1 (ko) | 2011-03-18 |
| JP2005538595A (ja) | 2005-12-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: NXP CO., LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20071102 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20071102 Address after: Holland Ian Deho Finn Applicant after: NXP B.V. Address before: Holland Ian Deho Finn Applicant before: Koninklijke Philips Electronics N.V. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ST WIRELESS S. A. Free format text: FORMER OWNER: KONINKL PHILIPS ELECTRONICS NV Effective date: 20150805 Owner name: SNAPTRACK, INC. Free format text: FORMER OWNER: ST-ERICSSON S. A. Effective date: 20150805 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: ST-ERICSSON INC. Free format text: FORMER NAME: ST WIRELESS S. A. Owner name: ST-ERICSSON S. A. Free format text: FORMER NAME: ST-ERICSSON INC. |
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| CP01 | Change in the name or title of a patent holder |
Address after: Geneva, Switzerland Patentee after: Italian Ericsson Ltd. in liquidation Address before: Geneva, Switzerland Patentee before: St-Ericsson S.A. Address after: Geneva, Switzerland Patentee after: ST-ERICSSON S.A. Address before: Geneva, Switzerland Patentee before: Italian Radio Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150805 Address after: American California Patentee after: EPCOS AG Address before: Geneva, Switzerland Patentee before: Italian Ericsson Ltd. in liquidation Effective date of registration: 20150805 Address after: Geneva, Switzerland Patentee after: Italian Radio Co.,Ltd. Address before: Holland Ian Deho Finn Patentee before: NXP B.V. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100623 Termination date: 20210822 |