FR2067075B1 - - Google Patents

Info

Publication number
FR2067075B1
FR2067075B1 FR7040326A FR7040326A FR2067075B1 FR 2067075 B1 FR2067075 B1 FR 2067075B1 FR 7040326 A FR7040326 A FR 7040326A FR 7040326 A FR7040326 A FR 7040326A FR 2067075 B1 FR2067075 B1 FR 2067075B1
Authority
FR
France
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
FR7040326A
Other versions
FR2067075A1 (fr
Inventor
B Pace
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.)
Decca Ltd
Original Assignee
Decca 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 Decca Ltd filed Critical Decca Ltd
Publication of FR2067075A1 publication Critical patent/FR2067075A1/fr
Application granted granted Critical
Publication of FR2067075B1 publication Critical patent/FR2067075B1/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
    • G01S1/08—Systems for determining direction or position line
    • G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
    • G01S1/30—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being continuous waves or intermittent trains of continuous waves, the intermittency not being for the purpose of determining direction or position line and the transit times being compared by measuring the phase difference
    • G01S1/306—Analogous systems in which frequency-related signals (harmonics) are compared in phase, e.g. DECCA systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR7040326A 1969-11-10 1970-11-10 Expired FR2067075B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5497069 1969-11-10

Publications (2)

Publication Number Publication Date
FR2067075A1 FR2067075A1 (fr) 1971-08-13
FR2067075B1 true FR2067075B1 (fr) 1976-09-03

Family

ID=10472595

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7040326A Expired FR2067075B1 (fr) 1969-11-10 1970-11-10

Country Status (13)

Country Link
US (1) US3710334A (fr)
JP (1) JPS4936793B1 (fr)
CA (1) CA942879A (fr)
DE (1) DE2055280C3 (fr)
DK (1) DK132244C (fr)
ES (1) ES385376A1 (fr)
FR (1) FR2067075B1 (fr)
GB (1) GB1308147A (fr)
MY (1) MY7600237A (fr)
NL (1) NL7016441A (fr)
NO (1) NO129974B (fr)
SE (1) SE369446B (fr)
ZA (1) ZA707566B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3001014C2 (de) * 1980-01-12 1982-06-24 Južnoe proizvodstvennoe ob"edinenie po morskim geologorazvedočnym rabotam "Južmorgeologija", Gelendžik, Krasnodarskogo kraja Elektronischer Digitalanzeigeempfänger für das Decca-Funknavigationssystem
US6754613B2 (en) * 2000-03-17 2004-06-22 Vector 12 Corporation High resolution time-to-digital converter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB906563A (en) * 1960-02-15 1962-09-26 Decca Ltd Improvements in or relating to radio navigation systems
US3214759A (en) * 1962-04-19 1965-10-26 Seismograph Service Corp Apparatus for providing lane identifi, cation in hyperbolic position finding systems
GB983014A (en) * 1962-07-17 1965-02-10 Decca Ltd Improvements in or relating to phase comparison radio navigation systems
FR1370760A (fr) * 1963-07-16 1964-08-28 Decca Ltd Perfectionnement aux systèmes de radionavigation à comparaison de phases

Also Published As

Publication number Publication date
US3710334A (en) 1973-01-09
MY7600237A (en) 1976-12-31
DK132244B (da) 1975-11-10
DK132244C (da) 1976-04-05
ES385376A1 (es) 1973-04-16
ZA707566B (en) 1972-06-28
NL7016441A (fr) 1971-05-12
DE2055280C3 (de) 1975-09-04
CA942879A (en) 1974-02-26
SE369446B (fr) 1974-08-26
DE2055280A1 (de) 1971-05-27
GB1308147A (en) 1973-02-21
DE2055280B2 (de) 1975-01-23
FR2067075A1 (fr) 1971-08-13
NO129974B (fr) 1974-06-17
JPS4936793B1 (fr) 1974-10-03

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Legal Events

Date Code Title Description
ST Notification of lapse