FR2581764B1 - Systeme d'affichage d'informations obtenues par balayage d'antenne tournante - Google Patents

Systeme d'affichage d'informations obtenues par balayage d'antenne tournante

Info

Publication number
FR2581764B1
FR2581764B1 FR858518343A FR8518343A FR2581764B1 FR 2581764 B1 FR2581764 B1 FR 2581764B1 FR 858518343 A FR858518343 A FR 858518343A FR 8518343 A FR8518343 A FR 8518343A FR 2581764 B1 FR2581764 B1 FR 2581764B1
Authority
FR
France
Prior art keywords
information obtained
displaying information
scanning antenna
antenna
scanning
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
FR858518343A
Other languages
English (en)
Other versions
FR2581764A1 (fr
Inventor
John Bicknell
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.)
Mars GB Ltd
Original Assignee
Mars GB 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 Mars GB Ltd filed Critical Mars GB Ltd
Publication of FR2581764A1 publication Critical patent/FR2581764A1/fr
Application granted granted Critical
Publication of FR2581764B1 publication Critical patent/FR2581764B1/fr
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
    • 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
    • G01S7/066—Cathode-ray tube displays or other two dimensional or three-dimensional displays using a display memory for image processing with means for showing the history of the radar trails, e.g. artificial remanence
    • 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
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/295—Means for transforming co-ordinates or for evaluating data, e.g. using computers
    • G01S7/298—Scan converters
    • 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/53—Means for transforming coordinates or for evaluating data, e.g. using computers
    • G01S7/531—Scan converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR858518343A 1984-12-11 1985-12-11 Systeme d'affichage d'informations obtenues par balayage d'antenne tournante Expired FR2581764B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08431208A GB2169465B (en) 1984-12-11 1984-12-11 Polar to cartesian scan conversion

Publications (2)

Publication Number Publication Date
FR2581764A1 FR2581764A1 (fr) 1986-11-14
FR2581764B1 true FR2581764B1 (fr) 1989-12-01

Family

ID=10571001

Family Applications (2)

Application Number Title Priority Date Filing Date
FR858518343A Expired FR2581764B1 (fr) 1984-12-11 1985-12-11 Systeme d'affichage d'informations obtenues par balayage d'antenne tournante
FR868607642A Expired FR2587499B1 (fr) 1984-12-11 1986-05-28 Systeme de visualisation sur un ecran d'affichage matriciel de donnees en coordonnees polaires

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR868607642A Expired FR2587499B1 (fr) 1984-12-11 1986-05-28 Systeme de visualisation sur un ecran d'affichage matriciel de donnees en coordonnees polaires

Country Status (3)

Country Link
US (1) US4745475A (fr)
FR (2) FR2581764B1 (fr)
GB (1) GB2169465B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4845501A (en) * 1986-01-27 1989-07-04 Raytheon Company Radar video scan converter
WO1990015341A1 (fr) * 1989-06-06 1990-12-13 Furuno Electric Company, Limited Radar
US5502576A (en) * 1992-08-24 1996-03-26 Ramsay International Corporation Method and apparatus for the transmission, storage, and retrieval of documents in an electronic domain
US5315305A (en) * 1993-03-31 1994-05-24 Alliedsignal Inc. Scan converter for a radar display
US5519401A (en) * 1993-11-01 1996-05-21 Loral Corporation Programmed radar coordinate scan conversion
US5742297A (en) * 1994-11-04 1998-04-21 Lockheed Martin Corporation Apparatus and method for constructing a mosaic of data
US5530450A (en) * 1995-01-11 1996-06-25 Loral Corporation Radar scan converter for PPI rectangular and PPI offset rectangular modes
US5554992A (en) * 1995-06-05 1996-09-10 Lockheed Martin Corporation Radar scan converter for producing an aggregate radial scan pattern that is a function of hyperbolically-based resolution boundaries
GB2342523B (en) * 1998-06-09 2003-09-17 Furuno Electric Co Radar and like systems and method for improving image quality
US6140955A (en) * 1998-12-28 2000-10-31 Lockheed Martin Corporation Ruler algorithm for PPI rectangular radar scan converter with staircase line drawing
US8223179B2 (en) * 2007-07-27 2012-07-17 Omnivision Technologies, Inc. Display device and driving method based on the number of pixel rows in the display
US9024964B2 (en) * 2008-06-06 2015-05-05 Omnivision Technologies, Inc. System and method for dithering video data
US8228349B2 (en) * 2008-06-06 2012-07-24 Omnivision Technologies, Inc. Data dependent drive scheme and display
US8228350B2 (en) * 2008-06-06 2012-07-24 Omnivision Technologies, Inc. Data dependent drive scheme and display
EP2430471B1 (fr) * 2009-05-12 2016-07-27 Raytheon Anschütz GmbH Augmentation de la taille du contact radar sur un écran radar panoramique (ppi)
US10302751B2 (en) 2017-03-09 2019-05-28 Russell H. Dewey A-mode ultrasonic classifier

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1510148A (en) * 1975-04-17 1978-05-10 Secr Defence Digital scan converters
US4002827A (en) * 1975-05-15 1977-01-11 General Electric Company Polar coordinate format to a cartesian coordinate format scan converter
US4149252A (en) * 1977-05-20 1979-04-10 The Bendix Corporation Digital ρ-θ to XY scan converter for use with limited access or random access reiteration memory
JPS6024429B2 (ja) * 1977-08-15 1985-06-12 沖電気工業株式会社 デイジタル走査変換方式
US4275415A (en) * 1978-11-13 1981-06-23 Litton Industrial Products, Inc. Scan converter
US4214269A (en) * 1979-03-09 1980-07-22 Advanced Technology Laboratories, Inc. Real time digital scan converter
DE2924176C2 (de) * 1979-06-15 1982-11-18 Fried. Krupp Gmbh, 4300 Essen Verfahren zur Darstellung von Rückstrahlortungssignalen zur Ausübung des Verfahrens
NO149444C (no) * 1981-06-25 1984-04-25 Norcontrol Divisjon Av A S Kon Fremgangsmaate og apparat til behandling av radarinformasjonsdata.
CA1190632A (fr) * 1981-12-21 1985-07-16 David M. Thomas Tampon cellule-mot
FR2530822B1 (fr) * 1982-07-20 1985-11-08 Thomson Csf Procede de traitement des signaux video dans un transformateur numerique d'images
FR2535465B1 (fr) * 1982-10-27 1985-09-13 Thomson Csf Procede de traitement de la remanence artificielle dans un transformateur numerique d'images
DE3307872A1 (de) * 1983-03-05 1984-09-06 Fried. Krupp Gmbh, 4300 Essen Verfahren zur darstellung von im polarkoordinaten-format vorliegenden digitalisierten daten einer panorama-abtastvorrichtung, wie einer radar-, sonar-anlage od. dgl., auf einem bildschirmraster mit kartesischen koordinaten
DE3308995A1 (de) * 1983-03-14 1984-09-20 Siemens AG, 1000 Berlin und 8000 München Verfahren und vorrichtung zur darstellung von in polarkoordinaten anfallenden signalinformationen

Also Published As

Publication number Publication date
FR2587499B1 (fr) 1989-08-11
FR2587499A1 (fr) 1987-03-20
GB2169465B (en) 1989-10-04
US4745475A (en) 1988-05-17
FR2581764A1 (fr) 1986-11-14
GB2169465A (en) 1986-07-09

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse