DE69629147D1 - Digitaler Phasenregelkreis - Google Patents
Digitaler PhasenregelkreisInfo
- Publication number
- DE69629147D1 DE69629147D1 DE69629147T DE69629147T DE69629147D1 DE 69629147 D1 DE69629147 D1 DE 69629147D1 DE 69629147 T DE69629147 T DE 69629147T DE 69629147 T DE69629147 T DE 69629147T DE 69629147 D1 DE69629147 D1 DE 69629147D1
- Authority
- DE
- Germany
- Prior art keywords
- locked loop
- phase locked
- digital phase
- digital
- loop
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
- H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
-
- 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
- H03L7/087—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector 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
- H03L7/0991—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider
- H03L7/0992—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising a counter or a frequency divider
- H03L7/0993—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising a counter or a frequency divider and a circuit for adding and deleting pulses
-
- 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
- H03L7/183—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 fixed numbers or the frequency divider dividing by a fixed number
- H03L7/191—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 fixed numbers or the frequency divider dividing by a fixed number using at least two different signals from the frequency divider or the counter for determining the time difference
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10593395 | 1995-04-28 | ||
JP7105933A JP2964912B2 (ja) | 1995-04-28 | 1995-04-28 | デジタルpll |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69629147D1 true DE69629147D1 (de) | 2003-08-28 |
DE69629147T2 DE69629147T2 (de) | 2004-02-19 |
Family
ID=14420660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69629147T Expired - Lifetime DE69629147T2 (de) | 1995-04-28 | 1996-04-26 | Digitaler Phasenregelkreis |
Country Status (5)
Country | Link |
---|---|
US (1) | US5694068A (de) |
EP (1) | EP0740423B1 (de) |
JP (1) | JP2964912B2 (de) |
CA (1) | CA2175133C (de) |
DE (1) | DE69629147T2 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0788237A4 (de) * | 1995-08-03 | 1998-11-25 | Anritsu Corp | Frequenzteiler mit rationalem teilerverhältnis und frequenzsynthetisierer damit |
US6021503A (en) * | 1996-12-21 | 2000-02-01 | Micron Communications, Inc. | Bit synchronization for interrogator |
US6223317B1 (en) * | 1998-02-28 | 2001-04-24 | Micron Technology, Inc. | Bit synchronizers and methods of synchronizing and calculating error |
US6959062B1 (en) | 2000-01-28 | 2005-10-25 | Micron Technology, Inc. | Variable delay line |
US7170963B2 (en) * | 2003-01-15 | 2007-01-30 | Nano Silicon Pte. Ltd. | Clock recovery method by phase selection |
JP3803805B2 (ja) * | 2003-09-05 | 2006-08-02 | 日本テキサス・インスツルメンツ株式会社 | ディジタル位相同期ループ回路 |
WO2011150964A1 (en) * | 2010-06-01 | 2011-12-08 | Abb Technology Ag | Precision switching for carrier based pwm |
CN115085727A (zh) | 2016-04-22 | 2022-09-20 | 康杜实验室公司 | 高性能锁相环 |
US10193716B2 (en) | 2016-04-28 | 2019-01-29 | Kandou Labs, S.A. | Clock data recovery with decision feedback equalization |
US10411922B2 (en) | 2016-09-16 | 2019-09-10 | Kandou Labs, S.A. | Data-driven phase detector element for phase locked loops |
US10200188B2 (en) | 2016-10-21 | 2019-02-05 | Kandou Labs, S.A. | Quadrature and duty cycle error correction in matrix phase lock loop |
CN110945830B (zh) | 2017-05-22 | 2022-09-09 | 康杜实验室公司 | 多模式数据驱动型时钟恢复电路 |
CN107911114B (zh) * | 2017-11-15 | 2021-03-09 | 中国科学技术大学 | 一种恒定环路带宽的宽带锁相环 |
US10554380B2 (en) | 2018-01-26 | 2020-02-04 | Kandou Labs, S.A. | Dynamically weighted exclusive or gate having weighted output segments for phase detection and phase interpolation |
KR102445856B1 (ko) | 2018-06-12 | 2022-09-21 | 칸도우 랩스 에스에이 | 저지연 조합 클록 데이터 복구 로직 회로망 및 차지 펌프 회로 |
US10958251B2 (en) | 2019-04-08 | 2021-03-23 | Kandou Labs, S.A. | Multiple adjacent slicewise layout of voltage-controlled oscillator |
US10673443B1 (en) | 2019-04-08 | 2020-06-02 | Kandou Labs, S.A. | Multi-ring cross-coupled voltage-controlled oscillator |
US10630272B1 (en) | 2019-04-08 | 2020-04-21 | Kandou Labs, S.A. | Measurement and correction of multiphase clock duty cycle and skew |
US11463092B1 (en) | 2021-04-01 | 2022-10-04 | Kanou Labs Sa | Clock and data recovery lock detection circuit for verifying lock condition in presence of imbalanced early to late vote ratios |
US11563605B2 (en) | 2021-04-07 | 2023-01-24 | Kandou Labs SA | Horizontal centering of sampling point using multiple vertical voltage measurements |
US11496282B1 (en) | 2021-06-04 | 2022-11-08 | Kandou Labs, S.A. | Horizontal centering of sampling point using vertical vernier |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4808884A (en) * | 1985-12-02 | 1989-02-28 | Western Digital Corporation | High order digital phase-locked loop system |
JP2993200B2 (ja) * | 1991-07-31 | 1999-12-20 | 日本電気株式会社 | 位相同期ループ |
FR2682236B1 (fr) * | 1991-10-04 | 1997-01-03 | Cit Alcatel | Procede et dispositif de commande de mode de fonctionnement d'une boucle a verrouillage de phase numerique |
JP3232351B2 (ja) * | 1993-10-06 | 2001-11-26 | 三菱電機株式会社 | デジタル回路装置 |
US5463351A (en) * | 1994-09-29 | 1995-10-31 | Motorola, Inc. | Nested digital phase lock loop |
-
1995
- 1995-04-28 JP JP7105933A patent/JP2964912B2/ja not_active Expired - Fee Related
-
1996
- 1996-04-25 US US08/637,608 patent/US5694068A/en not_active Expired - Lifetime
- 1996-04-26 DE DE69629147T patent/DE69629147T2/de not_active Expired - Lifetime
- 1996-04-26 CA CA002175133A patent/CA2175133C/en not_active Expired - Fee Related
- 1996-04-26 EP EP96302922A patent/EP0740423B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0740423A3 (de) | 1998-04-08 |
JP2964912B2 (ja) | 1999-10-18 |
JPH08307250A (ja) | 1996-11-22 |
DE69629147T2 (de) | 2004-02-19 |
US5694068A (en) | 1997-12-02 |
CA2175133C (en) | 2000-04-04 |
EP0740423A2 (de) | 1996-10-30 |
EP0740423B1 (de) | 2003-07-23 |
CA2175133A1 (en) | 1996-10-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |