Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
- 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
- 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
- H01Q3/44—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 electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
- H01Q3/446—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 electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element the radiating element being at the centre of one or more rings of auxiliary elements

Application Number	Priority Date	Filing Date	Title
FR7229274AFR2196527B1 (en)	1972-08-16	1972-08-16
US00387837AUS3846799A (en)	1972-08-16	1973-08-13	Electronically step-by-step rotated directive radiation beam antenna
DE19732341111DE2341111A1 (en)	1972-08-16	1973-08-14	ANTENNA WITH A DIRECTIVE RADIATION DIAGRAM
AU59213/73AAU5921373A (en)	1972-08-16	1973-08-14	Antenna array arrangements
NL7311173ANL7311173A (en)	1972-08-16	1973-08-14
GB3871973AGB1375680A (en)	1972-08-16	1973-08-16
JP48092044AJPS49124948A (en)	1972-08-16	1973-08-16

Application Number	Priority Date	Filing Date	Title
FR7229274AFR2196527B1 (en)	1972-08-16	1972-08-16

Publication Number	Publication Date
FR2196527A1 FR2196527A1 (en)	1974-03-15
FR2196527B1true FR2196527B1 (en)	1977-01-14

Family

ID=9103233

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7229274AExpiredFR2196527B1 (en)	1972-08-16	1972-08-16

Country Status (7)

Country	Link
US (1)	US3846799A (en)
JP (1)	JPS49124948A (en)
AU (1)	AU5921373A (en)
DE (1)	DE2341111A1 (en)
FR (1)	FR2196527B1 (en)
GB (1)	GB1375680A (en)
NL (1)	NL7311173A (en)

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1972
- 1972-08-16FRFR7229274Apatent/FR2196527B1/frnot_activeExpired
1973
- 1973-08-13USUS00387837Apatent/US3846799A/ennot_activeExpired - Lifetime
- 1973-08-14DEDE19732341111patent/DE2341111A1/enactivePending
- 1973-08-14NLNL7311173Apatent/NL7311173A/xxnot_activeApplication Discontinuation
- 1973-08-14AUAU59213/73Apatent/AU5921373A/ennot_activeExpired
- 1973-08-16GBGB3871973Apatent/GB1375680A/ennot_activeExpired
- 1973-08-16JPJP48092044Apatent/JPS49124948A/jaactivePending

Publication	Publication Date	Title
FR2196527B1 (en)	1977-01-14
JPS4947285A (en)	1974-05-07
JPS4914643A (en)	1974-02-08
IN137781B (en)	1975-09-20
JPS4944596U (en)	1974-04-19
CS163706B2 (en)	1975-11-07
JPS4916725U (en)	1974-02-13
CS165084B1 (en)	1975-11-28
JPS4941220U (en)	1974-04-11
JPS524298Y2 (en)	1977-01-28
FR2210327A5 (en)	1974-07-05
CS163930B1 (en)	1975-11-07
CS157954B1 (en)	1974-10-15
JPS49106611U (en)	1974-09-12
JPS4899977A (en)	1973-12-17
JPS4890946U (en)	1973-11-01
JPS4948072U (en)	1974-04-26
JPS4942952U (en)	1974-04-15
CS154512B1 (en)	1974-04-30
CS165049B1 (en)	1975-11-28
CS164946B2 (en)	1975-11-28
CS155927B1 (en)	1974-06-24
JPS4950133U (en)	1974-05-02
CS162971B1 (en)	1975-07-31
CS160339B1 (en)	1975-03-28

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FR2196527B1 - - Google Patents

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Priority Applications (7)

Applications Claiming Priority (1)

Publications (2)

Family

ID=9103233

Family Applications (1)

Country Status (7)

Families Citing this family (72)

Family Cites Families (4)

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Publication number	Publication date
DE2341111A1 (en)	1974-02-28
AU5921373A (en)	1975-02-20
JPS49124948A (en)	1974-11-29
US3846799A (en)	1974-11-05
FR2196527A1 (en)	1974-03-15
NL7311173A (en)	1974-02-19
GB1375680A (en)	1974-11-27