CA997010A - High spectral purity frequency synthesizer - Google Patents
High spectral purity frequency synthesizerInfo
- Publication number
- CA997010A CA997010A CA202,159A CA202159A CA997010A CA 997010 A CA997010 A CA 997010A CA 202159 A CA202159 A CA 202159A CA 997010 A CA997010 A CA 997010A
- Authority
- CA
- Canada
- Prior art keywords
- frequency synthesizer
- spectral purity
- high spectral
- purity frequency
- synthesizer
- 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
Links
- 230000003595 spectral effect Effects 0.000 title 1
Classifications
-
- 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US38470973A | 1973-08-01 | 1973-08-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA997010A true CA997010A (en) | 1976-09-14 |
Family
ID=23518420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA202,159A Expired CA997010A (en) | 1973-08-01 | 1974-06-11 | High spectral purity frequency synthesizer |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5034769A (en) |
| CA (1) | CA997010A (en) |
| DE (1) | DE2402696A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4280104A (en) * | 1979-08-10 | 1981-07-21 | Matsushita Electric Corporation Of America | Phase locked loop system with improved acquisition |
| US4409563A (en) * | 1981-02-26 | 1983-10-11 | General Electric Company | Phase locked loop frequency synthesizer with frequency compression loop |
| JPH0531838Y2 (en) * | 1987-10-16 | 1993-08-16 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3286191A (en) * | 1965-04-08 | 1966-11-15 | Hoffman Electronics Corp | Afc with offset frequency divider |
| JPS4428408Y1 (en) * | 1966-03-31 | 1969-11-26 |
-
1974
- 1974-01-21 DE DE2402696A patent/DE2402696A1/en active Pending
- 1974-01-30 JP JP49012691A patent/JPS5034769A/ja active Pending
- 1974-06-11 CA CA202,159A patent/CA997010A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2402696A1 (en) | 1975-02-13 |
| JPS5034769A (en) | 1975-04-03 |
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