Global Patent Index - EP 0044779 B1

EP 0044779 B1 19851113 - FOLDED DIPOLES IN TRI-PLATE TECHNOLOGY FOR VERY HIGH FREQUENCIES, AND ARRAYS COMPRISING THE SAME

Title (en)

FOLDED DIPOLES IN TRI-PLATE TECHNOLOGY FOR VERY HIGH FREQUENCIES, AND ARRAYS COMPRISING THE SAME

Publication

EP 0044779 B1 19851113 (FR)

Application

EP 81401135 A 19810716

Priority

FR 8016620 A 19800723

Abstract (en)

[origin: US4426649A] The invention relates to doublet plates and the method of making them so that they may operate at very high frequencies.

IPC 1-7

H01Q 9/26; H01Q 21/06; H01Q 1/38; H01Q 13/10

IPC 8 full level

H01Q 13/16 (2006.01); H01P 5/10 (2006.01); H01Q 9/06 (2006.01); H01Q 9/26 (2006.01); H01Q 13/10 (2006.01); H01Q 21/06 (2006.01); H01Q 21/08 (2006.01)

CPC (source: EP US)

H01Q 9/065 (2013.01 - EP US); H01Q 9/26 (2013.01 - EP US); H01Q 13/10 (2013.01 - EP US); H01Q 21/062 (2013.01 - EP US)

Citation (examination)

UNION DES ASSOCIATIONS TECHNIQUES INTERNATIONALES ET LA SOCIETE FRANCAISE DES ELECTRONICIENS ET DES RADIOELECTRICIENS, Communications presentée au colloque international l'espace et la communication, 1971 PARIS, FR pages 216-225

Designated contracting state (EPC)

BE DE GB SE

DOCDB simple family (publication)

EP 0044779 A1 19820127; EP 0044779 B1 19851113; DE 3172900 D1 19851219; FR 2487588 A1 19820129; FR 2487588 B1 19841102; JP H0139242 B2 19890818; JP S5787206 A 19820531; US 4426649 A 19840117

DOCDB simple family (application)

EP 81401135 A 19810716; DE 3172900 T 19810716; FR 8016620 A 19800723; JP 11452681 A 19810723; US 28470281 A 19810720