CN1434585A - 测量时钟信号精确度的系统及方法 - Google Patents
测量时钟信号精确度的系统及方法 Download PDFInfo
- Publication number
- CN1434585A CN1434585A CN03101835A CN03101835A CN1434585A CN 1434585 A CN1434585 A CN 1434585A CN 03101835 A CN03101835 A CN 03101835A CN 03101835 A CN03101835 A CN 03101835A CN 1434585 A CN1434585 A CN 1434585A
- Authority
- CN
- China
- Prior art keywords
- phase
- locked loop
- signal
- output
- frequency
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 19
- 238000005259 measurement Methods 0.000 claims description 34
- 239000000284 extract Substances 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 4
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- 238000010587 phase diagram Methods 0.000 description 1
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- 230000011664 signaling Effects 0.000 description 1
- 238000013179 statistical model Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
- H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
-
- 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
- H03L7/07—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop using several loops, e.g. for redundant clock signal generation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0201334.0 | 2002-01-22 | ||
| GBGB0201334.0A GB0201334D0 (en) | 2002-01-22 | 2002-01-22 | Method of measuring the accuracy of a clock signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1434585A true CN1434585A (zh) | 2003-08-06 |
Family
ID=9929465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN03101835A Pending CN1434585A (zh) | 2002-01-22 | 2003-01-22 | 测量时钟信号精确度的系统及方法 |
Country Status (5)
| Country | Link |
|---|---|
| KR (1) | KR20030063243A (fr) |
| CN (1) | CN1434585A (fr) |
| DE (1) | DE10302233A1 (fr) |
| FR (1) | FR2835122B1 (fr) |
| GB (1) | GB0201334D0 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110365333B (zh) * | 2019-05-30 | 2022-11-18 | 芯创智（北京）微电子有限公司 | 一种差分积分半数字锁相环 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4633193A (en) * | 1985-12-02 | 1986-12-30 | At&T Bell Laboratories | Clock circuit synchronizer using a frequency synthesizer controlled by a frequency estimator |
| DE19842711C2 (de) * | 1998-09-17 | 2002-01-31 | Infineon Technologies Ag | Schaltung zur Datensignalrückgewinnung und Taktsignalregenerierung |
| JP2000244309A (ja) * | 1999-02-18 | 2000-09-08 | Mitsubishi Electric Corp | クロック生成回路および半導体装置 |
| GB2363268B (en) * | 2000-06-08 | 2004-04-14 | Mitel Corp | Timing circuit with dual phase locked loops |
-
2002
- 2002-01-22 GB GBGB0201334.0A patent/GB0201334D0/en not_active Ceased
-
2003
- 2003-01-20 DE DE10302233A patent/DE10302233A1/de not_active Withdrawn
- 2003-01-22 CN CN03101835A patent/CN1434585A/zh active Pending
- 2003-01-22 FR FR0300648A patent/FR2835122B1/fr not_active Expired - Fee Related
- 2003-01-22 KR KR10-2003-0004343A patent/KR20030063243A/ko not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| GB0201334D0 (en) | 2002-03-13 |
| KR20030063243A (ko) | 2003-07-28 |
| FR2835122A1 (fr) | 2003-07-25 |
| FR2835122B1 (fr) | 2005-05-20 |
| DE10302233A1 (de) | 2003-12-04 |
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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 | ||
| AD01 | Patent right deemed abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |