NL130741C - - Google Patents

Info

Publication number
NL130741C
NL130741C NL130741DA NL130741C NL 130741 C NL130741 C NL 130741C NL 130741D A NL130741D A NL 130741DA NL 130741 C NL130741 C NL 130741C
Authority
NL
Netherlands
Application number
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.)
Publication of NL130741C publication Critical patent/NL130741C/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28Details of pulse systems
    • G01S7/285Receivers
    • G01S7/292Extracting wanted echo-signals
    • G01S7/2923Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/02Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06Systems determining position data of a target
    • G01S13/08Systems for measuring distance only
    • G01S13/10Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/22Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency
    • G01S13/225Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency with cyclic repetition of a non-uniform pulse sequence, e.g. staggered PRF
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/36Means for anti-jamming, e.g. ECCM, i.e. electronic counter-counter measures
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06GANALOGUE COMPUTERS
    • G06G7/00Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/48Analogue computers for specific processes, systems or devices, e.g. simulators
    • G06G7/62Analogue computers for specific processes, systems or devices, e.g. simulators for electric systems or apparatus
    • G06G7/625Analogue computers for specific processes, systems or devices, e.g. simulators for electric systems or apparatus for filters; for delay lines
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/30Time-delay networks
    • H03H7/32Time-delay networks with lumped inductance and capacitance
    • H03H7/325Adjustable networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Radar Systems Or Details Thereof (AREA)
NL130741D 1959-06-04 NL130741C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB19136/59A GB874351A (en) 1959-06-04 1959-06-04 Improvements in or relating to pulsed radars

Publications (1)

Publication Number Publication Date
NL130741C true NL130741C (en:Method)

Family

ID=10124337

Family Applications (2)

Application Number Title Priority Date Filing Date
NL248137D NL248137A (en:Method) 1959-06-04
NL130741D NL130741C (en:Method) 1959-06-04

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL248137D NL248137A (en:Method) 1959-06-04

Country Status (3)

Country Link
US (1) US3095565A (en:Method)
GB (1) GB874351A (en:Method)
NL (2) NL130741C (en:Method)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3870996A (en) * 1963-09-16 1975-03-11 Us Navy Jamming cancellation device
US4224622A (en) * 1971-08-03 1980-09-23 Schmidt Jerry D Apparatus for eliminating amplitude modulation interference in conically scanning radars
US3725913A (en) * 1971-11-22 1973-04-03 Us Air Force Microwave sensitivity time control circuit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2765446A (en) * 1951-12-05 1956-10-02 Philco Corp Variable delay line

Also Published As

Publication number Publication date
NL248137A (en:Method)
US3095565A (en) 1963-06-25
GB874351A (en) 1961-08-02

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