NL179416C - Frequentiemeetinrichting voor een passieve radarontvangeenheid. - Google Patents

Frequentiemeetinrichting voor een passieve radarontvangeenheid.

Info

Publication number
NL179416C
NL179416C NLAANVRAGE7704526,A NL7704526A NL179416C NL 179416 C NL179416 C NL 179416C NL 7704526 A NL7704526 A NL 7704526A NL 179416 C NL179416 C NL 179416C
Authority
NL
Netherlands
Prior art keywords
measuring device
frequency measuring
passive radar
radar reception
reception
Prior art date
Application number
NLAANVRAGE7704526,A
Other languages
English (en)
Dutch (nl)
Other versions
NL179416B (nl
NL7704526A (nl
Original Assignee
Hollandse Signaalapparaten Bv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hollandse Signaalapparaten Bv filed Critical Hollandse Signaalapparaten Bv
Priority to NLAANVRAGE7704526,A priority Critical patent/NL179416C/xx
Priority to CH383478A priority patent/CH629310A5/de
Priority to CA300,845A priority patent/CA1103338A/en
Priority to GB15063/78A priority patent/GB1601683A/en
Priority to DE19782816978 priority patent/DE2816978A1/de
Priority to SE7804494A priority patent/SE428841B/sv
Priority to US05/898,460 priority patent/US4188628A/en
Priority to FR7811952A priority patent/FR2389138A1/fr
Priority to IT49049/78A priority patent/IT1102053B/it
Publication of NL7704526A publication Critical patent/NL7704526A/xx
Publication of NL179416B publication Critical patent/NL179416B/xx
Application granted granted Critical
Publication of NL179416C publication Critical patent/NL179416C/xx

Links

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)
NLAANVRAGE7704526,A 1977-04-26 1977-04-26 Frequentiemeetinrichting voor een passieve radarontvangeenheid. NL179416C (nl)

Priority Applications (9)

Application Number Priority Date Filing Date Title
NLAANVRAGE7704526,A NL179416C (nl) 1977-04-26 1977-04-26 Frequentiemeetinrichting voor een passieve radarontvangeenheid.
CH383478A CH629310A5 (de) 1977-04-26 1978-04-10 Frequenzmesskreis fuer eine passive radarempfangseinheit.
CA300,845A CA1103338A (en) 1977-04-26 1978-04-11 Frequency measuring circuit in a passive radar receiver
GB15063/78A GB1601683A (en) 1977-04-26 1978-04-17 Frequency measuring circuit in a passive radar receiver
DE19782816978 DE2816978A1 (de) 1977-04-26 1978-04-19 Frequenzmesskreis fuer eine passive radarempfangseinheit
SE7804494A SE428841B (sv) 1977-04-26 1978-04-19 Frekvensmetkrets i en passiv radarmottagare
US05/898,460 US4188628A (en) 1977-04-26 1978-04-20 Frequency measuring circuit in a passive radar receiver
FR7811952A FR2389138A1 (fr) 1977-04-26 1978-04-21 Circuit de mesure de frequence pour un recepteur radar passif
IT49049/78A IT1102053B (it) 1977-04-26 1978-04-24 Circuito misuratore di frequenza per ricecitore radar passivo

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 (3)

Publication Number Publication Date
NL7704526A NL7704526A (nl) 1978-10-30
NL179416B NL179416B (nl) 1986-04-01
NL179416C true NL179416C (nl) 1986-09-01

Family

ID=19828436

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7704526,A NL179416C (nl) 1977-04-26 1977-04-26 Frequentiemeetinrichting voor een passieve radarontvangeenheid.

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
NL179416B (nl) 1986-04-01
DE2816978A1 (de) 1978-11-09
CH629310A5 (de) 1982-04-15
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
SE7804494L (sv) 1978-10-27

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Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01
BK Erratum

Free format text: CORRECTION TO PAMPHLET

V1 Lapsed because of non-payment of the annual fee