FR939396A - Perfectionnements aux systèmes de navigation - Google Patents

Perfectionnements aux systèmes de navigation

Info

Publication number
FR939396A
FR939396A FR939396DA FR939396A FR 939396 A FR939396 A FR 939396A FR 939396D A FR939396D A FR 939396DA FR 939396 A FR939396 A FR 939396A
Authority
FR
France
Prior art keywords
navigation systems
navigation
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)
Inventor
Eric Osborne Willoughby
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR939396A publication Critical patent/FR939396A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/002—Transmission systems not characterised by the medium used for transmission characterised by the use of a carrier modulation
    • H04B14/006—Angle 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/68—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for wholly or partially suppressing the carrier or one side band

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR939396D 1944-08-11 1946-10-24 Perfectionnements aux systèmes de navigation Expired FR939396A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2498732X 1944-08-11

Publications (1)

Publication Number Publication Date
FR939396A true FR939396A (fr) 1948-11-12

Family

ID=10908452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939396D Expired FR939396A (fr) 1944-08-11 1946-10-24 Perfectionnements aux systèmes de navigation

Country Status (2)

Country Link
US (1) US2498732A (fr)
FR (1) FR939396A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1166298B (de) * 1960-04-27 1964-03-26 Standard Elektrik Lorenz Ag Leitstrahlfunkfeuer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1933248A (en) * 1929-05-14 1933-10-31 Bell Telephone Labor Inc Radio direction finding
US1922677A (en) * 1931-10-15 1933-08-15 Bell Telephone Labor Inc Radio direction finding system
US2095083A (en) * 1934-11-17 1937-10-05 Telefunken Gmbh Directional antenna system
GB504744A (en) * 1937-10-29 1939-05-01 Marconi Wireless Telegraph Co Improvements in or relating to navigation aiding radio transmitters
US2343196A (en) * 1939-05-05 1944-02-29 Rca Corp Radio range
US2367372A (en) * 1941-01-04 1945-01-16 Rca Corp Radio directional indication system

Also Published As

Publication number Publication date
US2498732A (en) 1950-02-28

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