GB571239A - Improvements in or relating to radio transmitting devices for navigation purposes - Google Patents

Improvements in or relating to radio transmitting devices for navigation purposes

Info

Publication number
GB571239A
GB571239A GB10635/40A GB1063540A GB571239A GB 571239 A GB571239 A GB 571239A GB 10635/40 A GB10635/40 A GB 10635/40A GB 1063540 A GB1063540 A GB 1063540A GB 571239 A GB571239 A GB 571239A
Authority
GB
United Kingdom
Prior art keywords
course
modulation
modulated
carrier
phase
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
GB10635/40A
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.)
SOC IND DES PROCEDES LOTH
Original Assignee
SOC IND DES PROCEDES LOTH
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 SOC IND DES PROCEDES LOTH filed Critical SOC IND DES PROCEDES LOTH
Publication of GB571239A publication Critical patent/GB571239A/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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Transmitters (AREA)
GB10635/40A 1939-06-23 1940-06-20 Improvements in or relating to radio transmitting devices for navigation purposes Expired GB571239A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL571239X 1939-06-23

Publications (1)

Publication Number Publication Date
GB571239A true GB571239A (en) 1945-08-14

Family

ID=19787505

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10635/40A Expired GB571239A (en) 1939-06-23 1940-06-20 Improvements in or relating to radio transmitting devices for navigation purposes

Country Status (4)

Country Link
DE (1) DE895790C (enrdf_load_stackoverflow)
FR (1) FR870145A (enrdf_load_stackoverflow)
GB (1) GB571239A (enrdf_load_stackoverflow)
NL (2) NL53117C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351941A (en) * 1949-10-06 1967-11-07 Robert M Page Radio way-following system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351941A (en) * 1949-10-06 1967-11-07 Robert M Page Radio way-following system

Also Published As

Publication number Publication date
FR870145A (fr) 1942-03-03
DE895790C (de) 1953-11-05
NL94008B (enrdf_load_stackoverflow)
NL53117C (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
US1983079A (en) Method and means for use in navigation
GB450484A (en) Improvements in or relating to radio direction finding
GB571239A (en) Improvements in or relating to radio transmitting devices for navigation purposes
GB357640A (en) Improvements in or relating to radio direction finding systems
GB1303510A (enrdf_load_stackoverflow)
GB542005A (en) Improvements in radio transmission systems
US2449553A (en) Radio compass
GB994752A (en) Radio navigation system
US2151922A (en) Receiver for electromagnetic waves
GB634389A (en) Radio beacon system
US2412986A (en) Beacon system
GB644367A (en) Improvements in or relating to radio navigational aid systems
GB1085469A (en) Improvements in radio-locating systems
GB631872A (en) Improvements in or relating to radio beacons
US2367177A (en) Radio beacon with quadrant identification
GB671037A (en) Improvements in or relating to distance-difference-measuring systems employing electro-magnetic waves
GB502972A (en) Improvements in directional aerial systems
US2540414A (en) Radio-guiding system
GB472155A (en) Improvements in or relating to navigation aiding radio systems
GB608220A (en) Improvements in radio navigational aids
GB618274A (en) Improvements in or relating to navigation aiding radio systems
GB424612A (en) Improvements in or relating to navigation aiding radio systems
US1949256A (en) Radio direction finder
GB457176A (en) Improvements in or relating to navigation aiding radio systems
GB600195A (en) Improvements in radio navigational systems