EP 2565984 A1 20130306 - Primary radiator and antenna apparatus
Title (en)
Primary radiator and antenna apparatus
Title (de)
Primärstrahler und Antennenvorrichtung
Title (fr)
Radiateur primaire et appareil d'antenne
Publication
Application
Priority
- JP 2011185918 A 20110829
- JP 2012048076 A 20120305
Abstract (en)
Disclosed is a primary radiator in which a central portion (3) of a subreflector (2) is formed in a conical shape, grooves (4) extending, in relation to their depth direction, parallel to an axis of a circular waveguide (1) are formed cylindrically in a surrounding portion of the subreflector (2) surrounding the central portion (3) formed in a conical shape, and a portion extending from the grooves (4) formed in the surrounding portion of the subreflector (2) to a peripheral portion (5) of the subreflector (2) has a sloped structure which is formed in such a way that the peripheral portion (5) projects toward the circular waveguide (1).
IPC 8 full level
H01Q 1/52 (2006.01); H01Q 19/13 (2006.01); H01Q 19/19 (2006.01)
CPC (source: EP)
H01Q 1/528 (2013.01); H01Q 19/134 (2013.01); H01Q 19/193 (2013.01)
Citation (applicant)
WO 2006064536 A1 20060622 - MITSUBISHI ELECTRIC CORP [JP], et al
Citation (search report)
- [XDYI] WO 2006064536 A1 20060622 - MITSUBISHI ELECTRIC CORP [JP], et al
- [XY] US 2001005180 A1 20010628 - KARLSSON HAKAN [SE], et al
- [Y] WO 9617402 A1 19960606 - AVNET INC [US], et al
- [Y] WO 2009010894 A2 20090122 - COMMSCOPE INC [US], et al
- [Y] US 2006082513 A1 20060420 - KRALOVEC JAY [US], et al
- [A] JP S62202605 A 19870907 - NEC CORP
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 2565984 A1 20130306; EP 2565984 B1 20190821; JP 2013066152 A 20130411; JP 5854888 B2 20160209
DOCDB simple family (application)
EP 12174634 A 20120702; JP 2012048076 A 20120305