NO133209B - - Google Patents

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Publication number
NO133209B
NO133209B NO168085A NO16808567A NO133209B NO 133209 B NO133209 B NO 133209B NO 168085 A NO168085 A NO 168085A NO 16808567 A NO16808567 A NO 16808567A NO 133209 B NO133209 B NO 133209B
Authority
NO
Norway
Prior art keywords
acid
formula
lactone
solution
methyl
Prior art date
Application number
NO168085A
Other languages
English (en)
Norwegian (no)
Other versions
NO133209C (de
Inventor
W R Fried
T G Sprague
Original Assignee
North American Aviation Inc
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 North American Aviation Inc filed Critical North American Aviation Inc
Publication of NO133209B publication Critical patent/NO133209B/no
Publication of NO133209C publication Critical patent/NO133209C/no

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
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
    • G01S13/526—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters
    • G01S13/528—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters with elimination of blind speeds
    • 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
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
    • G01S13/5242—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi with means for platform motion or scan motion compensation, e.g. airborne MTI
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Hydrogenated Pyridines (AREA)
NO168085A 1966-05-24 1967-05-10 NO133209C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US552556A US3341847A (en) 1966-05-24 1966-05-24 Platform motion compensation of a coherent mti system

Publications (2)

Publication Number Publication Date
NO133209B true NO133209B (de) 1975-12-15
NO133209C NO133209C (de) 1976-03-24

Family

ID=24205847

Family Applications (1)

Application Number Title Priority Date Filing Date
NO168085A NO133209C (de) 1966-05-24 1967-05-10

Country Status (7)

Country Link
US (1) US3341847A (de)
BE (1) BE695181A (de)
DE (1) DE1591312A1 (de)
DK (1) DK129812B (de)
NL (1) NL6703153A (de)
NO (1) NO133209C (de)
SE (2) SE377503B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3707718A (en) * 1969-02-18 1972-12-26 Westinghouse Electric Corp Radar system
US3611139A (en) * 1970-02-25 1971-10-05 Us Navy Orthogonal mixer f{11 {0 f{11 {0 repeater
US3706989A (en) * 1970-10-28 1972-12-19 Us Air Force Digital motion compensation system for radar platforms
US3755813A (en) * 1971-11-01 1973-08-28 Hughes Aircraft Co Moving target signal processor
JPS4859791A (de) * 1971-11-24 1973-08-22
US4062011A (en) * 1972-08-21 1977-12-06 Control Data Corporation MTI System processor and method
US3866219A (en) * 1973-07-05 1975-02-11 Hughes Aircraft Co Radar system with target illumination by different waveforms
US3990076A (en) * 1975-05-22 1976-11-02 United Technologies Corporation Pseudo pulse doppler radar
FR2315703A1 (fr) * 1975-06-24 1977-01-21 Thomson Csf Systeme radar a vision laterale
US4642641A (en) * 1976-07-29 1987-02-10 Westinghouse Electric Corp. Variable PRF target tracking radar
US4084158A (en) * 1977-01-03 1978-04-11 Raytheon Company Method of operating synthetic aperture radar
US4217581A (en) * 1978-09-22 1980-08-12 The United States Of America As Represented By The Secretary Of The Navy High range resolution radar rate aided range tracker
US4290066A (en) * 1979-10-12 1981-09-15 Motorola Inc. High speed adaptive clutter filter
FR2501378B1 (fr) * 1981-03-06 1985-07-26 Dassault Electronique Procede et dispositif pour ameliorer la visibilite doppler d'un radar
FR2629923A1 (fr) * 1982-05-14 1989-10-13 Dassault Electronique Procede et dispositif notamment pour l'amelioration de la selectivite angulaire d'un radar aeroporte utilise en detection de sol
US7068215B2 (en) * 2004-10-08 2006-06-27 Raytheon Company Reducing antenna boresight error

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE977246C (de) * 1954-05-18 1965-07-29 Ernst Dr Schulze Verfahren zur Beschraenkung der Anzeige von Impulsradargeraeten auf bestimmte Flugziele
US3011166A (en) * 1956-08-29 1961-11-28 Westinghouse Electric Corp Pulse doppler radar system
DE1033281B (de) * 1957-03-09 1958-07-03 Telefunken Gmbh Verfahren zur Festzeichenunterdrueckung in einem Impulsrueckstrahlgeraet mit Sichtanzeige

Also Published As

Publication number Publication date
NL6703153A (de) 1967-11-27
SE377503B (de) 1975-07-07
BE695181A (de) 1967-08-14
DE1591312A1 (de) 1971-12-30
US3341847A (en) 1967-09-12
SE354125B (de) 1973-02-26
DK129812B (da) 1974-11-18
NO133209C (de) 1976-03-24
DK129812C (de) 1975-05-26

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