SE404088B - ELECTRICAL CIRCUIT DEVICE FOR DETECTING AN INSIGNAL OF A FREQUENCY WITHIN A PRESED SPECIFIED RATE - Google Patents
ELECTRICAL CIRCUIT DEVICE FOR DETECTING AN INSIGNAL OF A FREQUENCY WITHIN A PRESED SPECIFIED RATEInfo
- Publication number
- SE404088B SE404088B SE7413681A SE7413681A SE404088B SE 404088 B SE404088 B SE 404088B SE 7413681 A SE7413681 A SE 7413681A SE 7413681 A SE7413681 A SE 7413681A SE 404088 B SE404088 B SE 404088B
- Authority
- SE
- Sweden
- Prior art keywords
- insignal
- presed
- detecting
- frequency
- circuit device
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
- H03D1/2272—Homodyne or synchrodyne circuits using FET's
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5066673A GB1484253A (en) | 1973-10-31 | 1973-10-31 | Electrical circuit means for detecting the frequency of input signals |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7413681L SE7413681L (en) | 1975-05-02 |
SE404088B true SE404088B (en) | 1978-09-18 |
Family
ID=10456865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7413681A SE404088B (en) | 1973-10-31 | 1974-10-30 | ELECTRICAL CIRCUIT DEVICE FOR DETECTING AN INSIGNAL OF A FREQUENCY WITHIN A PRESED SPECIFIED RATE |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5836541B2 (en) |
AT (1) | AT363518B (en) |
CA (1) | CA1008139A (en) |
DE (1) | DE2451571A1 (en) |
FR (1) | FR2250228B1 (en) |
GB (1) | GB1484253A (en) |
IT (1) | IT1021969B (en) |
NL (1) | NL7414232A (en) |
SE (1) | SE404088B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1044144B (en) * | 1975-07-30 | 1980-03-20 | Selenia Ind Elettroniche | IMPROVEMENT IN DEVICES FOR DETERMINING POINT ERRORS, PARTICULARLY IN RADAR SYSTEMS |
US4127824A (en) * | 1977-04-04 | 1978-11-28 | Motorola, Inc. | Sampling filter-detector |
DE3040380C2 (en) * | 1980-10-25 | 1983-11-17 | Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg | Arrangement for frequency detection |
JPH0246346U (en) * | 1988-09-22 | 1990-03-29 | ||
CN113608021B (en) * | 2021-07-23 | 2022-05-20 | 华中科技大学 | Chaotic oscillator circuit and weak signal detection system based on chaos theory |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1094302A (en) * | 1964-03-12 | 1967-12-06 | Plessey Uk Ltd | Improvements in or relating to frequency sensing systems |
CA946922A (en) * | 1971-04-19 | 1974-05-07 | Wavetek | Frequency detector |
-
1973
- 1973-10-31 GB GB5066673A patent/GB1484253A/en not_active Expired
-
1974
- 1974-10-28 IT IT5377874A patent/IT1021969B/en active
- 1974-10-30 SE SE7413681A patent/SE404088B/en not_active IP Right Cessation
- 1974-10-30 CA CA212,673A patent/CA1008139A/en not_active Expired
- 1974-10-30 DE DE19742451571 patent/DE2451571A1/en not_active Ceased
- 1974-10-31 NL NL7414232A patent/NL7414232A/en not_active Application Discontinuation
- 1974-10-31 AT AT0880374A patent/AT363518B/en not_active IP Right Cessation
- 1974-10-31 JP JP49124989A patent/JPS5836541B2/en not_active Expired
- 1974-10-31 FR FR7436531A patent/FR2250228B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1021969B (en) | 1978-02-20 |
ATA880374A (en) | 1981-01-15 |
JPS5080707A (en) | 1975-07-01 |
AT363518B (en) | 1981-08-10 |
FR2250228B1 (en) | 1978-06-16 |
JPS5836541B2 (en) | 1983-08-10 |
FR2250228A1 (en) | 1975-05-30 |
SE7413681L (en) | 1975-05-02 |
NL7414232A (en) | 1975-05-02 |
DE2451571A1 (en) | 1975-06-05 |
GB1484253A (en) | 1977-09-01 |
CA1008139A (en) | 1977-04-05 |
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Legal Events
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---|---|---|---|
NUG | Patent has lapsed |
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