EP 1470614 A1 20041027 - CIRCULAR POLARIZATION ANTENNA
Title (en)
CIRCULAR POLARIZATION ANTENNA
Title (de)
ZIRKULARPOLARISATIONSANTENNE
Title (fr)
ANTENNE A POLARISATION CIRCULAIRE
Publication
Application
Priority
- FR 0204376 W 20021217
- FR 0116469 A 20011219
Abstract (en)
[origin: WO03052872A1] The invention concerns a device for transmitting and/or receiving electromagnetic signals comprising at least a means for receiving and/or transmitting electromagnetic signals consisting of a slot antenna (12) and a power supply line (13) electromagnetically coupled with the slot of the antenna to connect the means for receiving and/or transmitting electromagnetic signals to means operating on the signals, the power supply line being electromagnetically coupled with the slot in two points (A1, A2) selected such that the electromagnetic waves have a circular polarization.
IPC 1-7
IPC 8 full level
H01Q 21/30 (2006.01); H01Q 1/24 (2006.01); H01Q 1/38 (2006.01); H01Q 13/08 (2006.01); H01Q 13/10 (2006.01); H01Q 13/16 (2006.01)
CPC (source: EP KR US)
H01Q 1/243 (2013.01 - EP US); H01Q 1/38 (2013.01 - EP US); H01Q 13/10 (2013.01 - KR); H01Q 13/106 (2013.01 - EP US); H01Q 13/12 (2013.01 - KR)
Citation (search report)
See references of WO 03052872A1
Citation (examination)
EP 0271458 A2 19880615 - COMMUNICATIONS SATELLITE CORP [US]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SI SK TR
DOCDB simple family (publication)
WO 03052872 A1 20030626; AU 2002364996 A1 20030630; CN 1608333 A 20050420; CN 1608333 B 20100505; EP 1470614 A1 20041027; FR 2833764 A1 20030620; FR 2833764 B1 20040130; JP 2005513846 A 20050512; JP 4147192 B2 20080910; KR 100970692 B1 20100716; KR 20040065292 A 20040721; US 2005200542 A1 20050915; US 2007115193 A1 20070524; US 7227507 B2 20070605
DOCDB simple family (application)
FR 0204376 W 20021217; AU 2002364996 A 20021217; CN 02825889 A 20021217; EP 02804930 A 20021217; FR 0116469 A 20011219; JP 2003553663 A 20021217; KR 20047009537 A 20021217; US 49963805 A 20050418; US 65489107 A 20070118