FR751249A - Perfectionnements aux radiogoniomètres, indicateurs de position et appareils analogues - Google Patents

Perfectionnements aux radiogoniomètres, indicateurs de position et appareils analogues

Info

Publication number
FR751249A
FR751249A FR751249DA FR751249A FR 751249 A FR751249 A FR 751249A FR 751249D A FR751249D A FR 751249DA FR 751249 A FR751249 A FR 751249A
Authority
FR
France
Prior art keywords
similar devices
position indicators
direction finders
finders
indicators
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi 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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR751249A publication Critical patent/FR751249A/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
    • 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
    • G01S1/68—Marker, boundary, call-sign, or like beacons transmitting signals not carrying directional information
    • G01S1/685—Marker, boundary, call-sign, or like beacons transmitting signals not carrying directional information using pulse modulation, e.g. pulse frequency modulation
    • 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)
  • Optical Radar Systems And Details Thereof (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Road Signs Or Road Markings (AREA)
  • Optical Communication System (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR751249D 1932-02-25 1933-02-23 Perfectionnements aux radiogoniomètres, indicateurs de position et appareils analogues Expired FR751249A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5691/32A GB397524A (en) 1932-02-25 1932-02-25 Improvements in or relating to wireless direction finding, bearing finding, and similar systems

Publications (1)

Publication Number Publication Date
FR751249A true FR751249A (fr) 1933-08-29

Family

ID=9800825

Family Applications (1)

Application Number Title Priority Date Filing Date
FR751249D Expired FR751249A (fr) 1932-02-25 1933-02-23 Perfectionnements aux radiogoniomètres, indicateurs de position et appareils analogues

Country Status (4)

Country Link
US (1) US2031077A (fr)
DE (1) DE592440C (fr)
FR (1) FR751249A (fr)
GB (1) GB397524A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115633975B (zh) * 2022-10-11 2025-09-12 南京安科医疗科技有限公司 一种ct探测器数据滑环断续传输方法及系统

Also Published As

Publication number Publication date
DE592440C (de) 1934-02-10
US2031077A (en) 1936-02-18
GB397524A (en) 1933-08-25

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