Global Patent Index - EP 1454381 A1

EP 1454381 A1 20040908 - WIDE BAND SLOT CAVITY ANTENNA

Title (en)

WIDE BAND SLOT CAVITY ANTENNA

Title (de)

HOHLRAUMRESONATORANTENNE MIT BREITBANDSCHLITZ

Title (fr)

ANTENNE, SOUS FORME DE RESONATEUR A CAVITE, DOTEE D'UNE FENTE LARGE BANDE

Publication

EP 1454381 A1 20040908 (DE)

Application

EP 02792761 A 20021113

Priority

  • DE 10161722 A 20011215
  • EP 0212692 W 20021113

Abstract (en)

[origin: US7019705B2] The present invention relates to an antenna ( 1 ), especially a vehicle mounted antenna for use in mobile telephony. In order to achieve a compact, especially flat and short construction for the antenna, as configured, a radiating open hollow cavity resonator with a specially designated set of wide band slots ( 7,8 ) is arranged on a nonconductive board with multiple conductive areas ( 4, 5 , and 6 ) situated about the slots ( 7,8 ).

IPC 1-7

H01Q 13/18; H01Q 1/32

IPC 8 full level

H01Q 13/10 (2006.01); H01Q 1/12 (2006.01); H01Q 1/22 (2006.01); H01Q 1/32 (2006.01); H01Q 13/18 (2006.01)

CPC (source: EP US)

H01Q 1/1271 (2013.01 - EP US); H01Q 1/32 (2013.01 - EP US); H01Q 13/18 (2013.01 - EP 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 SK TR

DOCDB simple family (publication)

WO 03052873 A1 20030626; AT E447245 T1 20091115; DE 50213971 D1 20091210; EP 1454381 A1 20040908; EP 1454381 B1 20091028; JP 2005513847 A 20050512; US 2004104858 A1 20040603; US 7019705 B2 20060328

DOCDB simple family (application)

EP 0212692 W 20021113; AT 02792761 T 20021113; DE 50213971 T 20021113; EP 02792761 A 20021113; JP 2003553664 A 20021113; US 46765803 A 20031229