FR1143855A - Perfectionnements aux systèmes de radars utilisant une antenne rotative - Google Patents

Perfectionnements aux systèmes de radars utilisant une antenne rotative

Info

Publication number
FR1143855A
FR1143855A FR1143855DA FR1143855A FR 1143855 A FR1143855 A FR 1143855A FR 1143855D A FR1143855D A FR 1143855DA FR 1143855 A FR1143855 A FR 1143855A
Authority
FR
France
Prior art keywords
radar systems
rotating antenna
antenna
rotating
radar
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
Other languages
English (en)
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.)
Decca Record Co Ltd
Original Assignee
Decca Record 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 Decca Record Co Ltd filed Critical Decca Record Co Ltd
Application granted granted Critical
Publication of FR1143855A publication Critical patent/FR1143855A/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
    • G01S7/22—Producing cursor lines and indicia by electronic means
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Control Of Stepping Motors (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR1143855D 1955-02-28 1956-02-27 Perfectionnements aux systèmes de radars utilisant une antenne rotative Expired FR1143855A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5951/55A GB777387A (en) 1955-02-28 1955-02-28 Improvements in or relating to radar systems employing rotating antenna

Publications (1)

Publication Number Publication Date
FR1143855A true FR1143855A (fr) 1957-10-07

Family

ID=9805685

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1143855D Expired FR1143855A (fr) 1955-02-28 1956-02-27 Perfectionnements aux systèmes de radars utilisant une antenne rotative

Country Status (3)

Country Link
US (1) US2858532A (fr)
FR (1) FR1143855A (fr)
GB (1) GB777387A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1191589B (de) * 1956-11-13 1965-04-22 Decca Ltd Radarrundsichtgeraet
CN112230044B (zh) * 2019-06-28 2022-05-13 比亚迪股份有限公司 列车及其漏电的检测方法、整车控制器和牵引控制单元
CN110931980B (zh) * 2019-12-12 2021-06-11 罗森伯格技术有限公司 一种移相器传动装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488022A (en) * 1945-02-01 1949-11-15 Rca Corp Radio receiving and indicating system

Also Published As

Publication number Publication date
US2858532A (en) 1958-10-28
GB777387A (en) 1957-06-19

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