FR2375761B1 - - Google Patents

Info

Publication number
FR2375761B1
FR2375761B1 FR7638467A FR7638467A FR2375761B1 FR 2375761 B1 FR2375761 B1 FR 2375761B1 FR 7638467 A FR7638467 A FR 7638467A FR 7638467 A FR7638467 A FR 7638467A FR 2375761 B1 FR2375761 B1 FR 2375761B1
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
FR7638467A
Other languages
French (fr)
Other versions
FR2375761A1 (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.)
Commonwealth Scientific and Industrial Research Organization CSIRO
Original Assignee
Commonwealth Scientific and Industrial Research Organization CSIRO
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 Commonwealth Scientific and Industrial Research Organization CSIRO filed Critical Commonwealth Scientific and Industrial Research Organization CSIRO
Priority to FR7638467A priority Critical patent/FR2375761A1/en
Publication of FR2375761A1 publication Critical patent/FR2375761A1/en
Application granted granted Critical
Publication of FR2375761B1 publication Critical patent/FR2375761B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H01Q3/26—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/30—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
    • H01Q3/34—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
    • H01Q3/36—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters
    • H01Q3/38—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters the phase-shifters being digital
FR7638467A 1976-12-21 1976-12-21 Modulation for HF swept beams - employs amplitude and phase modulation and sequential switching to fixed array Granted FR2375761A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7638467A FR2375761A1 (en) 1976-12-21 1976-12-21 Modulation for HF swept beams - employs amplitude and phase modulation and sequential switching to fixed array

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7638467A FR2375761A1 (en) 1976-12-21 1976-12-21 Modulation for HF swept beams - employs amplitude and phase modulation and sequential switching to fixed array

Publications (2)

Publication Number Publication Date
FR2375761A1 FR2375761A1 (en) 1978-07-21
FR2375761B1 true FR2375761B1 (en) 1982-11-05

Family

ID=9181316

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7638467A Granted FR2375761A1 (en) 1976-12-21 1976-12-21 Modulation for HF swept beams - employs amplitude and phase modulation and sequential switching to fixed array

Country Status (1)

Country Link
FR (1) FR2375761A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2569868B2 (en) * 1990-02-26 1997-01-08 三菱電機株式会社 Antenna device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3056961A (en) * 1957-08-15 1962-10-02 Post Office Steerable directional random antenna array
US3140490A (en) * 1961-11-30 1964-07-07 Sichak Associates Communication system with automatic antenna beam steering
US3670335A (en) * 1967-06-08 1972-06-13 Bell Telephone Labor Inc Arrays with nulls steered independently of main beam
GB1235936A (en) * 1967-11-03 1971-06-16 Messerschmitt Boelkow Blohm Improvements in transmitting or receiving arrays
US3573837A (en) * 1969-06-30 1971-04-06 Us Navy Vector transfer feed system for a circular array antenna
AU469466B2 (en) * 1972-02-07 1976-02-12 Commonwealth Scientific And Industrial Research Organization Generation of scanning radio beams
US3964066A (en) * 1975-01-02 1976-06-15 International Telephone And Telegraph Corporation Electronic scanned cylindrical-array antenna using network approach for reduced system complexity
US3993999A (en) * 1975-05-16 1976-11-23 Texas Instruments Incorporated Amplitude modulation scanning antenna system

Also Published As

Publication number Publication date
FR2375761A1 (en) 1978-07-21

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Legal Events

Date Code Title Description
ST Notification of lapse