SE404088B - Elektrisk kretsanordning for att detektera en insignal av en frekvens inom ett forutbestemt frekvensomrade - Google Patents
Elektrisk kretsanordning for att detektera en insignal av en frekvens inom ett forutbestemt frekvensomradeInfo
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
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 (enrdf_load_html_response) | 1975-05-02 |
| SE404088B true SE404088B (sv) | 1978-09-18 |
Family
ID=10456865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7413681A SE404088B (sv) | 1973-10-31 | 1974-10-30 | Elektrisk kretsanordning for att detektera en insignal av en frekvens inom ett forutbestemt frekvensomrade |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5836541B2 (enrdf_load_html_response) |
| AT (1) | AT363518B (enrdf_load_html_response) |
| CA (1) | CA1008139A (enrdf_load_html_response) |
| DE (1) | DE2451571A1 (enrdf_load_html_response) |
| FR (1) | FR2250228B1 (enrdf_load_html_response) |
| GB (1) | GB1484253A (enrdf_load_html_response) |
| IT (1) | IT1021969B (enrdf_load_html_response) |
| NL (1) | NL7414232A (enrdf_load_html_response) |
| SE (1) | SE404088B (enrdf_load_html_response) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1044144B (it) * | 1975-07-30 | 1980-03-20 | Selenia Ind Elettroniche | Perfezionamento nei dispositivi per la determinazione degli errori di puntamento particolarmente in sistemi radar |
| US4127824A (en) * | 1977-04-04 | 1978-11-28 | Motorola, Inc. | Sampling filter-detector |
| DE3040380C2 (de) * | 1980-10-25 | 1983-11-17 | Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg | Anordnung zur Frequenzerkennung |
| JPH0246346U (enrdf_load_html_response) * | 1988-09-22 | 1990-03-29 | ||
| CN113608021B (zh) * | 2021-07-23 | 2022-05-20 | 华中科技大学 | 一种混沌振子电路和基于混沌理论的微弱信号检测系统 |
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/it active
- 1974-10-30 DE DE19742451571 patent/DE2451571A1/de not_active Ceased
- 1974-10-30 SE SE7413681A patent/SE404088B/xx not_active IP Right Cessation
- 1974-10-30 CA CA212,673A patent/CA1008139A/en not_active Expired
- 1974-10-31 JP JP49124989A patent/JPS5836541B2/ja not_active Expired
- 1974-10-31 NL NL7414232A patent/NL7414232A/xx not_active Application Discontinuation
- 1974-10-31 AT AT0880374A patent/AT363518B/de not_active IP Right Cessation
- 1974-10-31 FR FR7436531A patent/FR2250228B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ATA880374A (de) | 1981-01-15 |
| NL7414232A (nl) | 1975-05-02 |
| DE2451571A1 (de) | 1975-06-05 |
| CA1008139A (en) | 1977-04-05 |
| FR2250228B1 (enrdf_load_html_response) | 1978-06-16 |
| SE7413681L (enrdf_load_html_response) | 1975-05-02 |
| GB1484253A (en) | 1977-09-01 |
| IT1021969B (it) | 1978-02-20 |
| JPS5836541B2 (ja) | 1983-08-10 |
| JPS5080707A (enrdf_load_html_response) | 1975-07-01 |
| FR2250228A1 (enrdf_load_html_response) | 1975-05-30 |
| AT363518B (de) | 1981-08-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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