CA965849A - Method and apparatus for frequency synthesis - Google Patents
Method and apparatus for frequency synthesisInfo
- Publication number
- CA965849A CA965849A CA144,228A CA144228A CA965849A CA 965849 A CA965849 A CA 965849A CA 144228 A CA144228 A CA 144228A CA 965849 A CA965849 A CA 965849A
- Authority
- CA
- Canada
- Prior art keywords
- frequency synthesis
- synthesis
- 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.)
- Expired
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
- H03L7/185—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 a mixer in the loop
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7121508A FR2142134A5 (en) | 1971-06-14 | 1971-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA965849A true CA965849A (en) | 1975-04-08 |
Family
ID=9078600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA144,228A Expired CA965849A (en) | 1971-06-14 | 1972-06-08 | Method and apparatus for frequency synthesis |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS535031B1 (en) |
| BE (1) | BE784152A (en) |
| CA (1) | CA965849A (en) |
| CH (1) | CH557113A (en) |
| DE (1) | DE2227698B2 (en) |
| ES (1) | ES403830A1 (en) |
| FR (1) | FR2142134A5 (en) |
| GB (1) | GB1393124A (en) |
| IL (1) | IL39601A (en) |
| IT (1) | IT956134B (en) |
| NL (1) | NL7207720A (en) |
| ZA (1) | ZA723942B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL163396C (en) * | 1974-04-22 | 1980-08-15 | Philips Nv | MULTI-CHANNEL GENERATOR. |
| JPS52149739U (en) * | 1976-05-08 | 1977-11-14 | ||
| DE2910727C2 (en) * | 1979-03-19 | 1983-11-03 | Siemens AG, 1000 Berlin und 8000 München | Circuit arrangement for modulating the phase of a carrier wave |
| US4310805A (en) * | 1979-12-13 | 1982-01-12 | General Electric Company | Phase-locked loop stabilized by a crystal oscillator |
| US4634987A (en) * | 1984-10-01 | 1987-01-06 | Sundstrand Data Control, Inc. | Frequency multiplier |
| JP2861542B2 (en) * | 1991-10-25 | 1999-02-24 | 日本電気株式会社 | Phase locked loop synthesizer |
| JP3317837B2 (en) * | 1996-02-29 | 2002-08-26 | 日本電気株式会社 | PLL circuit |
-
1971
- 1971-06-14 FR FR7121508A patent/FR2142134A5/fr not_active Expired
-
1972
- 1972-05-30 CH CH807672A patent/CH557113A/en not_active IP Right Cessation
- 1972-05-30 BE BE784152A patent/BE784152A/en not_active IP Right Cessation
- 1972-06-03 IT IT25236/72A patent/IT956134B/en active
- 1972-06-05 IL IL39601A patent/IL39601A/en unknown
- 1972-06-05 GB GB2611072A patent/GB1393124A/en not_active Expired
- 1972-06-07 DE DE2227698A patent/DE2227698B2/en not_active Withdrawn
- 1972-06-07 NL NL7207720A patent/NL7207720A/xx not_active Application Discontinuation
- 1972-06-08 ZA ZA723942A patent/ZA723942B/en unknown
- 1972-06-08 CA CA144,228A patent/CA965849A/en not_active Expired
- 1972-06-14 ES ES403830A patent/ES403830A1/en not_active Expired
- 1972-06-14 JP JP5934772A patent/JPS535031B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7207720A (en) | 1972-12-18 |
| DE2227698B2 (en) | 1978-05-11 |
| IL39601A0 (en) | 1972-08-30 |
| BE784152A (en) | 1972-11-30 |
| CH557113A (en) | 1974-12-13 |
| GB1393124A (en) | 1975-05-07 |
| JPS535031B1 (en) | 1978-02-23 |
| ES403830A1 (en) | 1976-01-01 |
| IL39601A (en) | 1975-05-22 |
| ZA723942B (en) | 1973-03-28 |
| DE2227698A1 (en) | 1972-12-21 |
| IT956134B (en) | 1973-10-10 |
| FR2142134A5 (en) | 1973-01-26 |
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