FR856256A - Electro-magnetic and similar wave direction indicating devices - Google Patents

Electro-magnetic and similar wave direction indicating devices

Info

Publication number
FR856256A
FR856256A FR856256DA FR856256A FR 856256 A FR856256 A FR 856256A FR 856256D A FR856256D A FR 856256DA FR 856256 A FR856256 A FR 856256A
Authority
FR
France
Prior art keywords
electro
magnetic
direction indicating
wave direction
indicating devices
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
French (fr)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR856256A publication Critical patent/FR856256A/en
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)
FR856256D 1939-02-17 1939-02-17 Electro-magnetic and similar wave direction indicating devices Expired FR856256A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR856256T 1939-02-17

Publications (1)

Publication Number Publication Date
FR856256A true FR856256A (en) 1940-06-10

Family

ID=9328758

Family Applications (1)

Application Number Title Priority Date Filing Date
FR856256D Expired FR856256A (en) 1939-02-17 1939-02-17 Electro-magnetic and similar wave direction indicating devices

Country Status (1)

Country Link
FR (1) FR856256A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2470912A (en) * 1946-04-05 1949-05-24 Rca Corp Navigation aiding apparatus
US2508562A (en) * 1944-10-10 1950-05-23 Us Sec War Position locating method
US2586743A (en) * 1945-11-14 1952-02-19 Russell W Thresher Display system for radar navigation
US3071765A (en) * 1950-08-11 1963-01-01 Gerald C Schutz Radar map guidance system
US3109063A (en) * 1960-09-22 1963-10-29 Decca Ltd Cathode ray tube display apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2508562A (en) * 1944-10-10 1950-05-23 Us Sec War Position locating method
US2586743A (en) * 1945-11-14 1952-02-19 Russell W Thresher Display system for radar navigation
US2470912A (en) * 1946-04-05 1949-05-24 Rca Corp Navigation aiding apparatus
US3071765A (en) * 1950-08-11 1963-01-01 Gerald C Schutz Radar map guidance system
US3109063A (en) * 1960-09-22 1963-10-29 Decca Ltd Cathode ray tube display apparatus

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