FR1556661A - - Google Patents

Info

Publication number
FR1556661A
FR1556661A FR1556661DA FR1556661A FR 1556661 A FR1556661 A FR 1556661A FR 1556661D A FR1556661D A FR 1556661DA FR 1556661 A FR1556661 A FR 1556661A
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
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 filed Critical
Application granted granted Critical
Publication of FR1556661A publication Critical patent/FR1556661A/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
FR1556661D 1967-03-09 1968-03-07 Expired FR1556661A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62189267A 1967-03-09 1967-03-09

Publications (1)

Publication Number Publication Date
FR1556661A true FR1556661A (fr) 1969-02-07

Family

ID=24492090

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1556661D Expired FR1556661A (fr) 1967-03-09 1968-03-07

Country Status (4)

Country Link
US (1) US3434144A (fr)
BE (1) BE711761A (fr)
DE (1) DE1616544A1 (fr)
FR (1) FR1556661A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2043528A1 (fr) * 1969-05-19 1971-02-19 Westinghouse Electric Corp

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1312049A (en) * 1969-02-24 1973-04-04 Univ Adelaide Generation of navigating planes for aircraft landing
US3938155A (en) * 1974-07-15 1976-02-10 Wilcox Electric, Inc. High stability modulator for instrument landing systems
US7520464B1 (en) * 2005-01-04 2009-04-21 Lockheed Martin Corporation Spinning threat roll bearing estimator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB584727A (en) * 1941-06-04 1947-01-22 Harvey Fisher Schwarz Improvements in radio control systems for movable objects
US3048842A (en) * 1959-01-08 1962-08-07 Itt Instrument landing system
US3111671A (en) * 1960-07-11 1963-11-19 Cubic Corp Aircraft landing system
GB1024242A (en) * 1962-11-29 1966-03-30 Standard Telephones Cables Ltd Radio navigation system
US3346860A (en) * 1964-02-20 1967-10-10 Int Standard Electric Corp Radio navigation system
US3369237A (en) * 1965-08-25 1968-02-13 Cubic Corp Radio aid to navigation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2043528A1 (fr) * 1969-05-19 1971-02-19 Westinghouse Electric Corp

Also Published As

Publication number Publication date
BE711761A (fr) 1968-07-15
US3434144A (en) 1969-03-18
DE1616544B2 (fr) 1970-09-10
DE1616544A1 (fr) 1970-09-10

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Legal Events

Date Code Title Description
ST Notification of lapse