FR2188359B1 - - Google Patents
Info
- Publication number
- FR2188359B1 FR2188359B1 FR7319652A FR7319652A FR2188359B1 FR 2188359 B1 FR2188359 B1 FR 2188359B1 FR 7319652 A FR7319652 A FR 7319652A FR 7319652 A FR7319652 A FR 7319652A FR 2188359 B1 FR2188359 B1 FR 2188359B1
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Manipulation Of Pulses (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7207569A NL7207569A (fr) | 1972-06-03 | 1972-06-03 | |
GB2590473A GB1368585A (en) | 1972-06-03 | 1973-05-31 | Device for the digital subtraction of frequencies |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2188359A1 FR2188359A1 (fr) | 1974-01-18 |
FR2188359B1 true FR2188359B1 (fr) | 1977-07-29 |
Family
ID=26257945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7319652A Expired FR2188359B1 (fr) | 1972-06-03 | 1973-05-30 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3866129A (fr) |
DE (1) | DE2326758C3 (fr) |
FR (1) | FR2188359B1 (fr) |
GB (1) | GB1368585A (fr) |
NL (1) | NL7207569A (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1519933A (en) * | 1977-01-24 | 1978-08-02 | Philips Electronic Associated | Digital phase comparison apparatus |
US4084246A (en) * | 1976-10-18 | 1978-04-11 | The Perkin-Elmer Corporation | Pulse generator |
US4201927A (en) * | 1977-05-24 | 1980-05-06 | Rca Corporation | Circuit for producing sequentially spaced pulses |
US4379238A (en) * | 1979-06-25 | 1983-04-05 | Matsushita Electric Industrial Co., Ltd. | Integrated signal processing circuit |
JPS5843187A (ja) * | 1981-09-03 | 1983-03-12 | Fuji Electric Co Ltd | 可変周波発振方式 |
US4618920A (en) * | 1984-05-24 | 1986-10-21 | Westinghouse Electric Corp. | Frequency control circuit |
US4634987A (en) * | 1984-10-01 | 1987-01-06 | Sundstrand Data Control, Inc. | Frequency multiplier |
US4777447A (en) * | 1985-09-12 | 1988-10-11 | Siemens Aktiengesellschaft | Method and apparatus for a digital difference frequency mixer |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3626307A (en) * | 1969-02-14 | 1971-12-07 | Iwasaki Tsushinki Kaisha A K A | Counting system for measuring a difference between frequencies of two signals |
FR2031196A5 (fr) * | 1969-05-12 | 1970-11-13 | Siemens Spa Italiana | |
FR2061916A5 (fr) * | 1969-10-02 | 1971-06-25 | Compteurs Comp D | |
US3656063A (en) * | 1970-04-29 | 1972-04-11 | Atomic Energy Commission | Digital frequency comparator |
US3735324A (en) * | 1971-12-02 | 1973-05-22 | Us Navy | Digital frequency discriminator |
-
1972
- 1972-06-03 NL NL7207569A patent/NL7207569A/xx unknown
-
1973
- 1973-05-25 DE DE2326758A patent/DE2326758C3/de not_active Expired
- 1973-05-29 US US364891A patent/US3866129A/en not_active Expired - Lifetime
- 1973-05-30 FR FR7319652A patent/FR2188359B1/fr not_active Expired
- 1973-05-31 GB GB2590473A patent/GB1368585A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2188359A1 (fr) | 1974-01-18 |
DE2326758C3 (de) | 1980-06-04 |
DE2326758B2 (de) | 1979-09-20 |
NL7207569A (fr) | 1973-12-05 |
US3866129A (en) | 1975-02-11 |
DE2326758A1 (de) | 1973-12-20 |
GB1368585A (en) | 1974-10-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |