FR2110197A1 - - Google Patents
Info
- Publication number
- FR2110197A1 FR2110197A1 FR7135564A FR7135564A FR2110197A1 FR 2110197 A1 FR2110197 A1 FR 2110197A1 FR 7135564 A FR7135564 A FR 7135564A FR 7135564 A FR7135564 A FR 7135564A FR 2110197 A1 FR2110197 A1 FR 2110197A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
- H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
- H03B21/02—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies by plural beating, i.e. for frequency synthesis ; Beating in combination with multiplication or division of frequency
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
- H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
- H03B21/04—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies using several similar stages
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4686670A GB1372188A (en) | 1970-10-02 | 1970-10-02 | Frequency synthesizers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2110197A1 true FR2110197A1 (en:Method) | 1972-06-02 |
| FR2110197B1 FR2110197B1 (en:Method) | 1976-03-26 |
Family
ID=10442886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7135564A Expired FR2110197B1 (en:Method) | 1970-10-02 | 1971-10-01 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3702441A (en:Method) |
| DE (1) | DE2149128C3 (en:Method) |
| FR (1) | FR2110197B1 (en:Method) |
| GB (1) | GB1372188A (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4109208A (en) * | 1971-07-31 | 1978-08-22 | Nippon Gakki Seizo Kabushiki Kaisha | Waveform producing system |
| US3842354A (en) * | 1972-06-29 | 1974-10-15 | Sanders Associates Inc | Digital sweep frequency generator employing linear sequence generators |
| NL163396C (nl) * | 1974-04-22 | 1980-08-15 | Philips Nv | Meerkanaalgenerator. |
| US4318045A (en) * | 1980-04-10 | 1982-03-02 | Rca Corporation | Symmetrical waveform signal generator having coherent frequency shift capability |
| US4494073A (en) * | 1982-09-27 | 1985-01-15 | Cubic Corporation | Frequency generator using composite digitally controlled oscillators |
| US4878027A (en) * | 1987-08-03 | 1989-10-31 | Hewlett-Packard Company | Direct frequency synthesizer using powers of two synthesis techniques |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1150994A (en) * | 1967-04-18 | 1969-05-07 | Sanders Associates Inc | Frequency Synthesizer. |
| US3293561A (en) * | 1965-09-27 | 1966-12-20 | Rutherford Electronics Co | Frequency synthesizer |
| US3372347A (en) * | 1966-04-29 | 1968-03-05 | Monsanto Co | Frequency synthesizer employing minimal number of driving frequencies |
| US3513412A (en) * | 1966-09-28 | 1970-05-19 | Us Navy | Minimum peak power signal synthesizer |
| US3566278A (en) * | 1968-05-31 | 1971-02-23 | Gen Radio Co | Swept frequency synthesizer with frequency marker generation capability |
| US3509483A (en) * | 1968-05-31 | 1970-04-28 | Gen Radio Co | Frequency synthesizer apparatus |
| US3588732A (en) * | 1969-01-16 | 1971-06-28 | Collins Radio Co | Frequency synthesizer |
-
1970
- 1970-10-02 GB GB4686670A patent/GB1372188A/en not_active Expired
-
1971
- 1971-09-30 US US185261A patent/US3702441A/en not_active Expired - Lifetime
- 1971-10-01 DE DE2149128A patent/DE2149128C3/de not_active Expired
- 1971-10-01 FR FR7135564A patent/FR2110197B1/fr not_active Expired
Non-Patent Citations (6)
| Title |
|---|
| (REVUE SU"TELECOMMUNICATIONS AND RADIO ENGINEERING"VOLUME 25 * |
| 26,NO.5,MAI 1971 * |
| ARTICLE:DESING * |
| ARTICLE:DESING OF FREQUENCY SYNTHESIZERS BY COMBINING PULSE SEQUENCES" KOTOV ,PAGES 91-94) * |
| OF FREQUENCY SYNTHESIZERS BY COMBINING PULSE SEQUENCES" KOTOV ,PAGES 91-94) * |
| REVUE SU"TELECOMMUNICATIONS AND RADIO ENGINEERING"VOLUME 25 * |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1372188A (en) | 1974-10-30 |
| US3702441A (en) | 1972-11-07 |
| DE2149128C3 (de) | 1981-10-29 |
| DE2149128A1 (de) | 1972-05-10 |
| FR2110197B1 (en:Method) | 1976-03-26 |
| DE2149128B2 (de) | 1981-01-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |