CH629310A5 - Frequenzmesskreis fuer eine passive radarempfangseinheit. - Google Patents
Frequenzmesskreis fuer eine passive radarempfangseinheit. Download PDFInfo
- Publication number
- CH629310A5 CH629310A5 CH383478A CH383478A CH629310A5 CH 629310 A5 CH629310 A5 CH 629310A5 CH 383478 A CH383478 A CH 383478A CH 383478 A CH383478 A CH 383478A CH 629310 A5 CH629310 A5 CH 629310A5
- Authority
- CH
- Switzerland
- Prior art keywords
- frequency
- signal
- discriminator
- decoder
- circuit
- Prior art date
Links
- 238000005259 measurement Methods 0.000 claims description 40
- 238000001514 detection method Methods 0.000 claims description 23
- 230000006870 function Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000012546 transfer Methods 0.000 claims description 8
- 230000003111 delayed effect Effects 0.000 claims description 3
- 238000000691 measurement method Methods 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 claims description 2
- 238000011896 sensitive detection Methods 0.000 claims description 2
- 150000001768 cations Chemical class 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 101150087426 Gnal gene Proteins 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/021—Auxiliary means for detecting or identifying radar signals or the like, e.g. radar jamming signals
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7704526,A NL179416C (nl) | 1977-04-26 | 1977-04-26 | Frequentiemeetinrichting voor een passieve radarontvangeenheid. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH629310A5 true CH629310A5 (de) | 1982-04-15 |
Family
ID=19828436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH383478A CH629310A5 (de) | 1977-04-26 | 1978-04-10 | Frequenzmesskreis fuer eine passive radarempfangseinheit. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4188628A (enExample) |
| CA (1) | CA1103338A (enExample) |
| CH (1) | CH629310A5 (enExample) |
| DE (1) | DE2816978A1 (enExample) |
| FR (1) | FR2389138A1 (enExample) |
| GB (1) | GB1601683A (enExample) |
| IT (1) | IT1102053B (enExample) |
| NL (1) | NL179416C (enExample) |
| SE (1) | SE428841B (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4301454A (en) * | 1979-11-30 | 1981-11-17 | Bunker Ramo Corporation | Channelized receiver system |
| US4336541A (en) * | 1980-08-08 | 1982-06-22 | The United States Of America As Represented By The Secretary Of The Air Force | Simultaneous signal detector for an instantaneous frequency measurement receiver |
| US4398196A (en) * | 1981-03-23 | 1983-08-09 | Westinghouse Electric Corp. | Instantaneous broadband radar signal pulse detector |
| US4471340A (en) * | 1981-06-02 | 1984-09-11 | The United States Of America As Represented By The Secretary Of The Navy | Analog to digital converter |
| US4426648A (en) | 1981-06-09 | 1984-01-17 | The United States Of America As Represented By The Secretary Of The Air Force | Simultaneous signal detection for IFM receivers by detecting intermodulation products |
| IT1171334B (it) * | 1981-06-25 | 1987-06-10 | Selenia Ind Elettroniche | Dispositivo per effettuare la stima della frequenza di scansione del segnale di un radar d'inseguimento a scansione conica |
| US4547727A (en) * | 1983-07-08 | 1985-10-15 | The United States Of America As Represented By The Secretary Of The Air Force | Simultaneous signal detection for IFM receivers by transient detection |
| FR2629600B1 (fr) * | 1984-08-24 | 1991-10-11 | Thomson Csf | Dispositif de reception radar et radar comportant un tel dispositif |
| GB2190256B (en) * | 1986-05-09 | 1990-04-25 | Signal Processors Ltd | Radio beacon receiving apparatus |
| US4750215A (en) * | 1986-06-24 | 1988-06-07 | Cincinnati Microwave, Inc. | Police radar signal detection circuitry for a police radar warning receiver |
| US5189420A (en) * | 1990-06-08 | 1993-02-23 | The Mitre Corporation | Method and apparatus for direct analog to formatted digital number conversion |
| US5440228A (en) * | 1994-03-09 | 1995-08-08 | Schmidt; Ralph O. | Simultaneous signals IFM receiver using plural delay line correlators |
| GB2415722B (en) * | 2003-03-05 | 2007-12-05 | Weatherford Lamb | Casing running and drilling system |
| US20040237228A1 (en) * | 2003-05-29 | 2004-12-02 | Wade King | Power scrubber |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3003107A (en) * | 1957-06-08 | 1961-10-03 | Rochar Electronique | Apparatus for measuring the frequency of a cyclic phenomenon |
| US3189820A (en) * | 1961-04-26 | 1965-06-15 | Cutler Hammer Inc | Plural channel signal receiver including signal delay means |
| US3617900A (en) * | 1966-07-07 | 1971-11-02 | Litton Systems Inc | Digital frequency detecting system |
| US3800221A (en) * | 1972-05-26 | 1974-03-26 | Anaren Microwave Inc | Digital frequency meter |
-
1977
- 1977-04-26 NL NLAANVRAGE7704526,A patent/NL179416C/xx not_active IP Right Cessation
-
1978
- 1978-04-10 CH CH383478A patent/CH629310A5/de not_active IP Right Cessation
- 1978-04-11 CA CA300,845A patent/CA1103338A/en not_active Expired
- 1978-04-17 GB GB15063/78A patent/GB1601683A/en not_active Expired
- 1978-04-19 SE SE7804494A patent/SE428841B/sv not_active IP Right Cessation
- 1978-04-19 DE DE19782816978 patent/DE2816978A1/de not_active Ceased
- 1978-04-20 US US05/898,460 patent/US4188628A/en not_active Expired - Lifetime
- 1978-04-21 FR FR7811952A patent/FR2389138A1/fr active Granted
- 1978-04-24 IT IT49049/78A patent/IT1102053B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| NL179416B (nl) | 1986-04-01 |
| DE2816978A1 (de) | 1978-11-09 |
| IT1102053B (it) | 1985-10-07 |
| FR2389138A1 (fr) | 1978-11-24 |
| US4188628A (en) | 1980-02-12 |
| SE428841B (sv) | 1983-07-25 |
| IT7849049A0 (it) | 1978-04-24 |
| NL7704526A (nl) | 1978-10-30 |
| CA1103338A (en) | 1981-06-16 |
| GB1601683A (en) | 1981-11-04 |
| FR2389138B1 (enExample) | 1983-04-01 |
| NL179416C (nl) | 1986-09-01 |
| SE7804494L (sv) | 1978-10-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |