GB642398A - Improvements in or relating to receiving apparatus for radio navigation systems - Google Patents

Improvements in or relating to receiving apparatus for radio navigation systems

Info

Publication number
GB642398A
GB642398A GB1663449A GB1663449A GB642398A GB 642398 A GB642398 A GB 642398A GB 1663449 A GB1663449 A GB 1663449A GB 1663449 A GB1663449 A GB 1663449A GB 642398 A GB642398 A GB 642398A
Authority
GB
United Kingdom
Prior art keywords
radio navigation
relating
receiving apparatus
navigation systems
brien
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
GB1663449A
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.)
WILLIAM JOSEPH O BRIEN
Original Assignee
WILLIAM JOSEPH O BRIEN
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 WILLIAM JOSEPH O BRIEN filed Critical WILLIAM JOSEPH O BRIEN
Publication of GB642398A publication Critical patent/GB642398A/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
    • 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
    • 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)
  • Eye Examination Apparatus (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Manipulation Of Pulses (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

642,398. Radio navigation. O'BRIEN, W. J. Aug. 21, 1946, No. 16634/49. Divided out of 642,368. [A Specification was laid open to inspection under Sect. 91 of the Acts, Feb. 28, 1947.] Drawings to Specification. [Class 40 (vii)] The subject-matter of this Specification is identical with that described in Specification 642,368. The claims are for the receiver of the system described therein.
GB1663449A 1946-08-21 1946-08-21 Improvements in or relating to receiving apparatus for radio navigation systems Expired GB642398A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2498746A GB642368A (en) 1946-08-21 1946-08-21 Improvements in or relating to radio navigation systems

Publications (1)

Publication Number Publication Date
GB642398A true GB642398A (en) 1950-08-30

Family

ID=10220377

Family Applications (4)

Application Number Title Priority Date Filing Date
GB1663449A Expired GB642398A (en) 1946-08-21 1946-08-21 Improvements in or relating to receiving apparatus for radio navigation systems
GB1663549A Expired GB642399A (en) 1946-08-21 1946-08-21 Improvements in or relating to radio navigation systems
GB2498746A Expired GB642368A (en) 1945-08-27 1946-08-21 Improvements in or relating to radio navigation systems
GB1663649A Expired GB642400A (en) 1946-08-21 1946-08-21 Improvements in or relating to receiving apparatus for radio navigation systems

Family Applications After (3)

Application Number Title Priority Date Filing Date
GB1663549A Expired GB642399A (en) 1946-08-21 1946-08-21 Improvements in or relating to radio navigation systems
GB2498746A Expired GB642368A (en) 1945-08-27 1946-08-21 Improvements in or relating to radio navigation systems
GB1663649A Expired GB642400A (en) 1946-08-21 1946-08-21 Improvements in or relating to receiving apparatus for radio navigation systems

Country Status (4)

Country Link
BE (1) BE471789A (en)
FR (1) FR950066A (en)
GB (4) GB642398A (en)
NL (3) NL70479C (en)

Also Published As

Publication number Publication date
NL147239B (en)
BE471789A (en)
FR950066A (en) 1949-09-16
NL70479C (en)
GB642400A (en) 1950-08-30
NL89621C (en)
GB642368A (en) 1950-08-30
GB642399A (en) 1950-08-30

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