IT1079822B - Perfezionamento nei sistemi radar ppi con frequenza di impulsi controllata dall'indicatore - Google Patents

Perfezionamento nei sistemi radar ppi con frequenza di impulsi controllata dall'indicatore

Info

Publication number
IT1079822B
IT1079822B IT50675/77A IT5067577A IT1079822B IT 1079822 B IT1079822 B IT 1079822B IT 50675/77 A IT50675/77 A IT 50675/77A IT 5067577 A IT5067577 A IT 5067577A IT 1079822 B IT1079822 B IT 1079822B
Authority
IT
Italy
Prior art keywords
indicator
improvement
pulse frequency
radar systems
frequency controlled
Prior art date
Application number
IT50675/77A
Other languages
English (en)
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of IT1079822B publication Critical patent/IT1079822B/it

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
    • 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
    • G01S7/04—Display arrangements
    • G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
    • G01S7/10—Providing two-dimensional and co-ordinated display of distance and direction
    • G01S7/12—Plan-position indicators, i.e. P.P.I.
    • 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
    • G01S7/04—Display arrangements
    • G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
    • G01S7/064—Cathode-ray tube displays or other two dimensional or three-dimensional displays using a display memory for image processing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/0046—Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable
    • A61B2017/00469—Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable for insertion of instruments, e.g. guide wire, optical fibre

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Hydroponics (AREA)
IT50675/77A 1976-08-13 1977-08-12 Perfezionamento nei sistemi radar ppi con frequenza di impulsi controllata dall'indicatore IT1079822B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/714,051 US4058810A (en) 1976-08-13 1976-08-13 Stabilized digital PPL radar system

Publications (1)

Publication Number Publication Date
IT1079822B true IT1079822B (it) 1985-05-13

Family

ID=24868588

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50675/77A IT1079822B (it) 1976-08-13 1977-08-12 Perfezionamento nei sistemi radar ppi con frequenza di impulsi controllata dall'indicatore

Country Status (11)

Country Link
US (1) US4058810A (it)
JP (1) JPS5323288A (it)
AU (1) AU505531B2 (it)
CA (1) CA1092223A (it)
DE (1) DE2736654A1 (it)
DK (1) DK360477A (it)
FR (1) FR2361668A1 (it)
GB (1) GB1548325A (it)
IT (1) IT1079822B (it)
NL (1) NL7708920A (it)
NO (1) NO146003C (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4126858A (en) * 1977-03-03 1978-11-21 Raytheon Company Display range marker
US4250454A (en) * 1979-03-26 1981-02-10 International Telephone And Telegraph Corporation Electronic trigger for a radio frequency source
US4306237A (en) * 1980-02-25 1981-12-15 The Bendix Corporation Pulsed solid state device having a preheat circuit to improve pulse shape and chirp
FR2508653B1 (fr) * 1981-06-24 1985-07-12 Omera Segid Optique Meca Elect Dispositif de synchronisation destine notamment a une unite de visualisation d'un radar a impulsions
US4538149A (en) * 1982-01-18 1985-08-27 The United States Of America As Represented By The Secretary Of The Navy Frequency agile magnetron imaging radar
US4646093A (en) * 1984-08-22 1987-02-24 Raytheon Company Digital monopulse for tracking radar
GB2164513A (en) * 1984-09-01 1986-03-19 Marconi Co Ltd A pulse generator
US5646624A (en) * 1995-04-25 1997-07-08 Alliedsignal, Inc. Performance matching of weather avoidance radar

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2552022A (en) * 1945-06-08 1951-05-08 Nat Res Dev Expanded sweep and calibrated marker for cathode-ray tube trace
US3166721A (en) * 1960-05-16 1965-01-19 Motorola Inc Regulated pulse modulator
US3780370A (en) * 1971-03-11 1973-12-18 Brown & Root Electronic range measuring method and apparatus
US3918054A (en) * 1971-08-23 1975-11-04 Raytheon Co Time compression system adding noise to allow one bit quantization
CA1049120A (en) * 1973-11-05 1979-02-20 Fritz A. Gross Radar system with improved brightness and resolution

Also Published As

Publication number Publication date
FR2361668B1 (it) 1983-10-14
NL7708920A (nl) 1978-02-15
DE2736654A1 (de) 1978-02-16
AU505531B2 (en) 1979-11-22
DK360477A (da) 1978-02-14
DE2736654C2 (it) 1987-05-21
NO146003C (no) 1982-07-07
AU2689977A (en) 1979-01-18
JPS5323288A (en) 1978-03-03
NO146003B (no) 1982-03-29
CA1092223A (en) 1980-12-23
US4058810A (en) 1977-11-15
FR2361668A1 (fr) 1978-03-10
NO772789L (no) 1978-02-14
GB1548325A (en) 1979-07-11

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