FR945192A - Perfectionnements aux systèmes de mesure de distance par radio et analogues - Google Patents

Perfectionnements aux systèmes de mesure de distance par radio et analogues

Info

Publication number
FR945192A
FR945192A FR945192DA FR945192A FR 945192 A FR945192 A FR 945192A FR 945192D A FR945192D A FR 945192DA FR 945192 A FR945192 A FR 945192A
Authority
FR
France
Prior art keywords
distance measuring
measuring systems
radio distance
radio
systems
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 FR945192A publication Critical patent/FR945192A/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

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)
FR945192D 1945-10-12 1947-04-15 Perfectionnements aux systèmes de mesure de distance par radio et analogues Expired FR945192A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB259856X 1945-10-12
GB111046X 1946-10-11

Publications (1)

Publication Number Publication Date
FR945192A true FR945192A (fr) 1949-04-27

Family

ID=26248062

Family Applications (1)

Application Number Title Priority Date Filing Date
FR945192D Expired FR945192A (fr) 1945-10-12 1947-04-15 Perfectionnements aux systèmes de mesure de distance par radio et analogues

Country Status (4)

Country Link
US (1) US2556109A (fr)
CH (1) CH259856A (fr)
FR (1) FR945192A (fr)
GB (1) GB610534A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH244084A (de) * 1943-10-27 1946-08-31 Patelhold Patentverwertung Verfahren und Einrichtung zur Beobachtung eines Gegenstandes von einer Stelle aus, an der Schwingungen gesendet und empfangen werden.
US2641754A (en) * 1946-04-12 1953-06-09 Nat Res Dev Terrain clearance indicator
US3732564A (en) * 1951-04-10 1973-05-08 Us Navy Pulse doppler fuze
US3264644A (en) * 1962-12-31 1966-08-02 Trw Inc Unambiguous range radar system
FR2204811B1 (fr) * 1972-10-31 1977-04-01 Thomson Csf
US4846571A (en) * 1986-11-03 1989-07-11 Raytheon Company AM-FM laser

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2233183A (en) * 1938-11-12 1941-02-25 Gen Electric Frequency modulation system
BE474584A (fr) * 1940-06-04

Also Published As

Publication number Publication date
US2556109A (en) 1951-06-05
GB610534A (en) 1948-10-18
CH259856A (fr) 1949-02-15

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