(19)
(11) EP 2 385 578 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.04.2013 Bulletin 2013/14

(43) Date of publication A2:
09.11.2011 Bulletin 2011/45

(21) Application number: 11168570.7

(22) Date of filing: 19.03.2007
(51) International Patent Classification (IPC): 
H01Q 1/24(2006.01)
H01Q 9/04(2006.01)
H01Q 5/00(2006.01)
 H01Q 7/00(2006.01)
H01Q 13/10(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(62) Application number of the earlier application in accordance with Art. 76 EPC:
07104441.6 / 1973191

(71) Applicant: Research In Motion Limited
Waterloo, ON N2L 3W8 (CA)

(72) Inventors:
  • Rao, Qinjiang
    Waterloo, Ontario N2L 5Z5 (CA)
  • Wen, Geyi
    Waterloo, Ontario N2T 2V1 (CA)
  • Wang, Dong
    Waterloo, Ontario N2T 2T2 (CA)
  • Pecen, Mark
    Waterloo, Ontario N2L 5P3 (CA)

(74) Representative: Patel, Binesh 
Barker Brettell LLP 100 Hagley Road
Edgbaston Birmingham B16 8QQ
Edgbaston Birmingham B16 8QQ (GB)

   


(54) Dual-band F-slot patch antenna


(57) A dual-band antenna includes a planar conductive layer comprising a conductive region and a central non-conductive region. The conductive region and the non-conductive region together define a pair of interconnected F-slot structures, and a loop strip structure coupled to and disposed around the F-slot patch slot antenna structures.







Search report









Search report