EP 0340429 A1 19891108 - Electronically scanned antenna.
Title (en)
Electronically scanned antenna.
Title (de)
Antenne mit elektronischer Strahlschwenkung.
Title (fr)
Antenne à balayage électronique.
Publication
Application
Priority
FR 8803544 A 19880318
Abstract (en)
Electronically scanned antenna comprising an array of elementary sources (S1-Sn), an energy-focusing reflector, and power and control electronics; the array being situated in the focal zone of the reflector, the power and control electronics comprising several attenuating and phase-shifting circuits (24) controlled by a control unit (27), these circuits being connected at output to at least one combiner (28). <??>Application in particular to the field of space telecommunications. <IMAGE>
IPC 1-7
IPC 8 full level
H01Q 19/17 (2006.01); H01Q 3/24 (2006.01); H01Q 3/26 (2006.01); H01Q 21/00 (2006.01); H01Q 25/00 (2006.01)
CPC (source: EP US)
H01Q 3/2658 (2013.01 - EP US); H01Q 21/0025 (2013.01 - EP US); H01Q 25/007 (2013.01 - EP US)
Citation (search report)
- [Y] US 4090199 A 19780516 - ARCHER DONALD H
- [Y] US 3737899 A 19730605 - GEORGOPOULOS C
- [A] US 4217587 A 19800812 - JACOMINI OMAR J [US]
- [A] DE 3336196 A1 19840412 - INT STANDARD ELECTRIC CORP [US]
- [A] DE 2919628 A1 19791122 - WESTERN ELECTRIC CO
- [A] US 4277787 A 19810707 - KING ROBERT D
- [A] PATENT ABSTRACTS OF JAPAN
Designated contracting state (EPC)
AT BE CH DE ES FR GB IT LI NL SE
DOCDB simple family (publication)
EP 0340429 A1 19891108; AU 3144689 A 19890921; AU 613458 B2 19910801; CA 1298651 C 19920407; FI 891223 A0 19890315; FI 891223 A 19890919; FR 2628895 A1 19890922; FR 2628895 B1 19901116; JP H01276803 A 19891107; NO 891135 D0 19890316; NO 891135 L 19890919; US 4965588 A 19901023
DOCDB simple family (application)
EP 89104559 A 19890315; AU 3144689 A 19890317; CA 594074 A 19890317; FI 891223 A 19890315; FR 8803544 A 19880318; JP 6740089 A 19890317; NO 891135 A 19890316; US 32571689 A 19890320