FR2088516B1 - - Google Patents

Info

Publication number
FR2088516B1
FR2088516B1 FR7116919A FR7116919A FR2088516B1 FR 2088516 B1 FR2088516 B1 FR 2088516B1 FR 7116919 A FR7116919 A FR 7116919A FR 7116919 A FR7116919 A FR 7116919A FR 2088516 B1 FR2088516 B1 FR 2088516B1
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
FR7116919A
Other languages
French (fr)
Other versions
FR2088516A1 (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.)
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
Publication of FR2088516A1 publication Critical patent/FR2088516A1/fr
Application granted granted Critical
Publication of FR2088516B1 publication Critical patent/FR2088516B1/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S1/00Beacons 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
    • G01S1/02Beacons 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
    • G01S1/08Systems for determining direction or position line
    • G01S1/38Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna
    • G01S1/40Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna the apparent movement of the antenna being produced by cyclic sequential energisation of fixed antennas
FR7116919A 1970-05-12 1971-05-11 Expired FR2088516B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2298470 1970-05-12

Publications (2)

Publication Number Publication Date
FR2088516A1 FR2088516A1 (en) 1972-01-07
FR2088516B1 true FR2088516B1 (en) 1976-12-03

Family

ID=10188215

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7116919A Expired FR2088516B1 (en) 1970-05-12 1971-05-11

Country Status (7)

Country Link
JP (1) JPS5145440B1 (en)
CA (1) CA949178A (en)
CH (1) CH524146A (en)
DE (1) DE2123029C3 (en)
FR (1) FR2088516B1 (en)
GB (1) GB1327585A (en)
SE (1) SE369966B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5235748U (en) * 1975-09-04 1977-03-14
GB201223159D0 (en) 2012-12-21 2013-02-06 British American Tobacco Co Insertable filter unit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1038275A (en) * 1950-06-09 1953-09-28 Int Standard Electric Corp Rotating radio beacons
GB1236141A (en) * 1969-03-07 1971-06-23 Standard Telephones Cables Ltd Radio navigation system

Also Published As

Publication number Publication date
DE2123029C3 (en) 1980-07-10
JPS5145440B1 (en) 1976-12-03
CH524146A (en) 1972-06-15
DE2123029A1 (en) 1971-11-25
CA949178A (en) 1974-06-11
FR2088516A1 (en) 1972-01-07
GB1327585A (en) 1973-08-22
SE369966B (en) 1974-09-23
DE2123029B2 (en) 1979-10-18

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Legal Events

Date Code Title Description
ST Notification of lapse