IT1057879B - Sintezizzatore di frequenza con comparatore di fase a pseudo referenza - Google Patents
Sintezizzatore di frequenza con comparatore di fase a pseudo referenzaInfo
- Publication number
- IT1057879B IT1057879B IT4973274A IT4973274A IT1057879B IT 1057879 B IT1057879 B IT 1057879B IT 4973274 A IT4973274 A IT 4973274A IT 4973274 A IT4973274 A IT 4973274A IT 1057879 B IT1057879 B IT 1057879B
- Authority
- IT
- Italy
- Prior art keywords
- synthizer
- phe
- comparator
- frequency
- pseudo reference
- Prior art date
Links
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 |
|---|---|---|---|
| FR7306115A FR2218695B1 (it) | 1973-02-21 | 1973-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1057879B true IT1057879B (it) | 1982-03-30 |
Family
ID=9115180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT4973274A IT1057879B (it) | 1973-02-21 | 1974-03-27 | Sintezizzatore di frequenza con comparatore di fase a pseudo referenza |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE811348R (it) |
| DE (1) | DE2407090A1 (it) |
| FR (1) | FR2218695B1 (it) |
| GB (1) | GB1456903A (it) |
| IT (1) | IT1057879B (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3036712C2 (de) * | 1980-09-29 | 1982-11-25 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zum phasenrichtigen Triggern eines quarzgesteuerten Taktoszillators |
| FR2576723A1 (fr) * | 1985-01-25 | 1986-08-01 | Dassault Electronique | Synthetiseur de frequence perfectionne |
-
1973
- 1973-02-21 FR FR7306115A patent/FR2218695B1/fr not_active Expired
-
1974
- 1974-02-08 GB GB587774A patent/GB1456903A/en not_active Expired
- 1974-02-14 DE DE19742407090 patent/DE2407090A1/de active Pending
- 1974-02-21 BE BE2053434A patent/BE811348R/xx active
- 1974-03-27 IT IT4973274A patent/IT1057879B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| DE2407090A1 (de) | 1974-08-22 |
| GB1456903A (en) | 1976-12-01 |
| FR2218695B1 (it) | 1977-04-22 |
| AU6569474A (en) | 1975-08-21 |
| FR2218695A1 (it) | 1974-09-13 |
| BE811348R (fr) | 1974-08-21 |
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