GB1299023A - Improvements in or relating to spectrum analysers - Google Patents

Improvements in or relating to spectrum analysers

Info

Publication number
GB1299023A
GB1299023A GB42375/70A GB4237570A GB1299023A GB 1299023 A GB1299023 A GB 1299023A GB 42375/70 A GB42375/70 A GB 42375/70A GB 4237570 A GB4237570 A GB 4237570A GB 1299023 A GB1299023 A GB 1299023A
Authority
GB
United Kingdom
Prior art keywords
signal
frequency
sweep
time
spectrum
Prior art date
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
Application number
GB42375/70A
Other languages
English (en)
Inventor
Malcolm Geoffrey Cross
Joseph Thomas Barrow Musson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Co Ltd
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 Marconi Co Ltd filed Critical Marconi Co Ltd
Priority to GB42375/70A priority Critical patent/GB1299023A/en
Priority to US00172054A priority patent/US3729738A/en
Priority to AU32456/71A priority patent/AU455477B2/en
Priority to NL7111571A priority patent/NL7111571A/xx
Priority to SE7110846A priority patent/SE380356B/xx
Priority to FR7131980A priority patent/FR2105266B1/fr
Priority to DE19712144287 priority patent/DE2144287B2/de
Publication of GB1299023A publication Critical patent/GB1299023A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/64—Velocity measuring systems using range gates
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
GB42375/70A 1970-09-04 1970-09-04 Improvements in or relating to spectrum analysers Expired GB1299023A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB42375/70A GB1299023A (en) 1970-09-04 1970-09-04 Improvements in or relating to spectrum analysers
US00172054A US3729738A (en) 1970-09-04 1971-08-16 Spectrum analyzers
AU32456/71A AU455477B2 (en) 1971-08-17 Improvements in or relating to spectrum analysers
NL7111571A NL7111571A (enExample) 1970-09-04 1971-08-23
SE7110846A SE380356B (sv) 1970-09-04 1971-08-26 Spektrumanalysator av den typ som omfattar organ for att blanda ingangssignaler, som ska analyseras, med en upprepade ganger svept frekvenssignal
FR7131980A FR2105266B1 (enExample) 1970-09-04 1971-09-03
DE19712144287 DE2144287B2 (de) 1970-09-04 1971-09-03 Spektralanalysator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB42375/70A GB1299023A (en) 1970-09-04 1970-09-04 Improvements in or relating to spectrum analysers

Publications (1)

Publication Number Publication Date
GB1299023A true GB1299023A (en) 1972-12-06

Family

ID=10424148

Family Applications (1)

Application Number Title Priority Date Filing Date
GB42375/70A Expired GB1299023A (en) 1970-09-04 1970-09-04 Improvements in or relating to spectrum analysers

Country Status (5)

Country Link
US (1) US3729738A (enExample)
DE (1) DE2144287B2 (enExample)
FR (1) FR2105266B1 (enExample)
GB (1) GB1299023A (enExample)
NL (1) NL7111571A (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3949312A (en) * 1974-09-16 1976-04-06 American Electronic Laboratories, Inc. Frequency scanning means and method
GB1532242A (en) * 1975-05-14 1978-11-15 Marconi Co Ltd Radar
US4005417A (en) * 1975-08-14 1977-01-25 Raytheon Company Frequency spectrum analyzer
US4131852A (en) * 1977-09-28 1978-12-26 The United States Of America As Represented By The Secretary Of The Air Force Single dispersive delay line compressive receiver
US4204165A (en) * 1978-05-01 1980-05-20 Typoligics, Inc. Multichannel coherent receiver
USRE31943E (en) * 1978-05-01 1985-07-09 Typologics, Inc. Multichannel coherent receiver
US4238727A (en) * 1978-12-22 1980-12-09 Systron-Donner Corporation Digitally programmable apparatus for generating a substantially linear ramp signal
DE2928907A1 (de) * 1979-07-18 1981-06-19 Siemens AG, 1000 Berlin und 8000 München Verfahren zur klassifizierung bewegter ziele
US4270209A (en) * 1979-12-07 1981-05-26 International Telephone And Telegraph Corporation Digital compressive receiver
US5079735A (en) * 1990-02-20 1992-01-07 Sanders Associates, Inc. High-dynamic-range compressive receiver
US5387867A (en) * 1993-07-26 1995-02-07 The United States Of America As Represented By The Dept. Of Health And Human Services Pulsed low frequency EPR spectrometer and imager
US5561364A (en) * 1994-09-12 1996-10-01 The United States Of America As Represented By The Secretary Of The Army RF pulse detection
US5736845A (en) * 1994-11-11 1998-04-07 Advantest Corp. Spectrum analyzer having image frequency eliminating device
US7116092B2 (en) * 2004-07-28 2006-10-03 International Business Machines Corporation Integrated spectrum analyzer circuits and methods for providing on-chip diagnostics
US8774837B2 (en) 2011-04-30 2014-07-08 John Anthony Wright Methods, systems and apparatuses of emergency vehicle locating and the disruption thereof
US9658319B2 (en) 2013-03-15 2017-05-23 Valentine Research, Inc. High probability of intercept radar detector
US10514441B2 (en) 2013-03-15 2019-12-24 Valentine Research, Inc. High probability of intercept radar detector
JP6196793B2 (ja) * 2013-03-28 2017-09-13 アンリツ株式会社 ミリ波帯スペクトラム解析装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2941202A (en) * 1951-08-04 1960-06-14 Sylvania Electric Prod Modified cross-correlation radio system and method
US2954465A (en) * 1958-08-07 1960-09-27 Cutler Hammer Inc Signal translation apparatus utilizing dispersive networks and the like, e.g. for panoramic reception, amplitude-controlling frequency response, signal frequency gating,frequency-time domain conversion, etc.
US3018439A (en) * 1958-11-20 1962-01-23 Gen Dynamics Corp Automatic wave analyzer
US3210656A (en) * 1960-03-07 1965-10-05 Lear Siegler Inc Swept frequency circuit testing system

Also Published As

Publication number Publication date
FR2105266A1 (enExample) 1972-04-28
DE2144287B2 (de) 1977-01-20
FR2105266B1 (enExample) 1976-03-26
NL7111571A (enExample) 1972-03-07
DE2144287A1 (de) 1972-03-09
AU3245671A (en) 1973-02-22
US3729738A (en) 1973-04-24

Similar Documents

Publication Publication Date Title
GB1299023A (en) Improvements in or relating to spectrum analysers
US2954465A (en) Signal translation apparatus utilizing dispersive networks and the like, e.g. for panoramic reception, amplitude-controlling frequency response, signal frequency gating,frequency-time domain conversion, etc.
GB1455157A (en) Pulse type radar system
GB1066074A (en) Radar system
US4270209A (en) Digital compressive receiver
US3188637A (en) Fm pulsed radar with intrapulse range discrimination
US4131852A (en) Single dispersive delay line compressive receiver
US3621450A (en) Linear sweep frequency generator with sampling circuit phase control loop
GB1165557A (en) Coherent FM Radar Ranging System.
US3165741A (en) Phase stable multi-channel pulse compression radar systems
GB1077659A (en) Radar spectrum analyzer
GB958960A (en) Improvements in or relating to radar systems
GB1351376A (en) Time multiplexer for high prf pulse doppler radar
US3381243A (en) Controlled sideband modulator
GB1006959A (en) Improvements in signal translation apparatus
GB2160724A (en) Frequency translator
GB1364975A (en) Spectral analysis
SU1335907A1 (ru) Устройство сдвига частоты
GB1455832A (en) Doppler radar systems pulsed doppler radar systems
US2629820A (en) Recirculating delay system
US4729114A (en) Signal processing circuit for instantaneous fourier transformation
US3457395A (en) Sine-cosine function generator
ES410345A1 (es) Un procedimiento de radar de acuerdo con el principio do- ppler de impulsos.
SU371679A1 (ru) Устройство преобразования двух радиоимпульсных последовательностей по длительности
GB1328558A (en) Fm pulse compression system for communicat-ons

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee