(19)
(11) EP 2 452 531 A2

(12)

(88) Date of publication A3:
03.03.2011

(43) Date of publication:
16.05.2012 Bulletin 2012/20

(21) Application number: 10796627.7

(22) Date of filing: 06.07.2010
(51) International Patent Classification (IPC): 
H04W 68/00(2009.01)
H04W 8/20(2009.01)
H04W 80/02(2009.01)
(86) International application number:
PCT/CA2010/001066
(87) International publication number:
WO 2011/003195 (13.01.2011 Gazette 2011/02)
(84) Designated Contracting States:
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 SE SI SK SM TR

(30) Priority: 06.07.2009 US 223134 P

(71) Applicant: Nortel Networks Limited
St. Laurent, QC H4S 2A9 (CA)

(72) Inventors:
  • FONG, Mo-Han
    Ottawa, Ontario K1S 3J7 (CA)
  • ZHANG, Hang
    Nepean Ontario K2G 5Z1 (CA)
  • NOVAK, Robert
    Ottawa Ontario K2A 1Z1 (CA)

(74) Representative: Mackenzie, Andrew Bryan et al
Scott & York Intellectual Property Limited 45 Grosvenor Road
St. Albans Hertfordshire AL1 3AW
St. Albans Hertfordshire AL1 3AW (GB)

   


(54) MEDIUM ACCESS CONTROL FOR WIRELESS SYSTEMS