FR2108146A1 - - Google Patents

Info

Publication number
FR2108146A1
FR2108146A1 FR7026433A FR7026433A FR2108146A1 FR 2108146 A1 FR2108146 A1 FR 2108146A1 FR 7026433 A FR7026433 A FR 7026433A FR 7026433 A FR7026433 A FR 7026433A FR 2108146 A1 FR2108146 A1 FR 2108146A1
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.)
Granted
Application number
FR7026433A
Other languages
French (fr)
Other versions
FR2108146B1 (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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7026433A priority Critical patent/FR2108146B1/fr
Priority to FR7117979A priority patent/FR2137312B2/fr
Priority to BE769039A priority patent/BE769039A/en
Priority to US00158486A priority patent/US3747101A/en
Priority to GB3223471A priority patent/GB1333804A/en
Priority to AU31135/71A priority patent/AU457255B2/en
Priority to JP5283971A priority patent/JPS5316677B1/ja
Priority to LU63543D priority patent/LU63543A1/xx
Priority to CA118476A priority patent/CA938354A/en
Priority to NLAANVRAGE7109881,A priority patent/NL172187C/en
Priority to NO2738/71A priority patent/NO131692C/no
Priority to DE2135737A priority patent/DE2135737C2/en
Publication of FR2108146A1 publication Critical patent/FR2108146A1/fr
Application granted granted Critical
Publication of FR2108146B1 publication Critical patent/FR2108146B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0822—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection according to predefined selection scheme
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
FR7026433A 1970-07-17 1970-07-17 Expired FR2108146B1 (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FR7026433A FR2108146B1 (en) 1970-07-17 1970-07-17
FR7117979A FR2137312B2 (en) 1970-07-17 1971-05-18
BE769039A BE769039A (en) 1970-07-17 1971-06-25 HIGH PERFORMANCE RADIONAVIGATION STATION
US00158486A US3747101A (en) 1970-07-17 1971-06-30 High performance radio navigation stationcus
GB3223471A GB1333804A (en) 1970-07-17 1971-07-08 Radio-navigation station
AU31135/71A AU457255B2 (en) 1970-07-17 1971-07-13 A radio-navigation station
JP5283971A JPS5316677B1 (en) 1970-07-17 1971-07-14
LU63543D LU63543A1 (en) 1970-07-17 1971-07-15
CA118476A CA938354A (en) 1970-07-17 1971-07-16 High-performance radio-navigation station
NLAANVRAGE7109881,A NL172187C (en) 1970-07-17 1971-07-16 RADIO NAVIGATION DEVICE.
NO2738/71A NO131692C (en) 1970-07-17 1971-07-16
DE2135737A DE2135737C2 (en) 1970-07-17 1971-07-16 Radio navigation station as a radio beacon or direction finder, with a large antenna system that generates a rotating cardioid antenna pattern

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7026433A FR2108146B1 (en) 1970-07-17 1970-07-17

Publications (2)

Publication Number Publication Date
FR2108146A1 true FR2108146A1 (en) 1972-05-19
FR2108146B1 FR2108146B1 (en) 1977-11-10

Family

ID=9058834

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7026433A Expired FR2108146B1 (en) 1970-07-17 1970-07-17

Country Status (1)

Country Link
FR (1) FR2108146B1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3047864A (en) * 1958-09-09 1962-07-31 Marconi Wireless Telegraph Co Radio direction finding systems
GB908837A (en) * 1958-07-16 1962-10-24 Standard Telephones Cables Ltd Omni-directional radio beacon with wide-base antenna system
US3173140A (en) * 1959-02-20 1965-03-09 Servo Corp Of America Doppler omnirange navigational system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB908837A (en) * 1958-07-16 1962-10-24 Standard Telephones Cables Ltd Omni-directional radio beacon with wide-base antenna system
US3047864A (en) * 1958-09-09 1962-07-31 Marconi Wireless Telegraph Co Radio direction finding systems
US3173140A (en) * 1959-02-20 1965-03-09 Servo Corp Of America Doppler omnirange navigational system

Also Published As

Publication number Publication date
FR2108146B1 (en) 1977-11-10

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Legal Events

Date Code Title Description
ST Notification of lapse