Inventor
JOHANNISSON BJOERN
SE14 patents
Patents
14 patentsUS6577879B1Jun 10, 2003
System and method for simultaneous transmission of signals in multiple beams without feeder cable coherency
ERICSSON TELEFON AB L M62 citations96
US6531984B1Mar 11, 2003
Dual-polarized antenna
ERICSSON TELEFON AB L M69 citations96
US5924020AJul 13, 1999
Antenna assembly and associated method for radio communication device
ERICSSON TELEFON AB L M82 citations94
US6697643B1Feb 24, 2004
System and method for implementing a multi-beam antenna without duplex filters within a base station
ERICSSON TELEFON AB L M28 citations92
US6081233AJun 27, 2000
Butler beam port combining for hexagonal cell coverage
ERICSSON TELEFON AB L M41 citations92
US7069053B2Jun 27, 2006
Antenna arrangement and method relating thereto
ERICSSON TELEFON AB L M30 citations91
US6067054AMay 23, 2000
Method and arrangement relating to antennas
ERICSSON TELEFON AB L M25 citations91
US6792251B2Sep 14, 2004
Arrangement and method for improving multi-carrier power amplifier efficiency
ERICSSON TELEFON AB L M16 citations82
US6133877AOct 17, 2000
Microstrip distribution network device for antennas
ERICSSON TELEFON AB L M14 citations71
US6061032AMay 9, 2000
Device in antenna units
ERICSSON TELEFON AB L M14 citations71
US6285322B1Sep 4, 2001
Electronics unit for wireless transfer of signals
ERICSSON TELEFON AB L M10 citations68
US6236364B1May 22, 2001
Method and arrangement for improving null depths
ERICSSON TELEFON AB L M6 citations62
US6225947B1May 1, 2001
Butler beam port combining for hexagonal cell coverage
ERICSSON TELEFON AB L M5 citations62
US5959588ASep 28, 1999
Dual polarized selective elements for beamwidth control
ERICSSON TELEFON AB L M5 citations54