Wi-LAN Technologies Sues D-Link for Patent Infringement

Wi-LAN Asserts that D-Link's 802.11a/g Products Infringe Wi-LAN's WOFDM Patent

CALGARY, ALBERTA - May 17, 2006 - Wi-LAN Technologies Corp. (TSX:WIN), a wholly owned subsidiary of Wi-LAN Inc. ("Wi-LAN" or "the Company") today announced it has filed and served a lawsuit against D-Link Canada Inc in the Federal Court of Canada for infringement of Wi-LAN's Canadian patent 2,064,975. Wi-LAN had filed the suit in early April but had not served the Statement of Claim while attempting to reach an out of court resolution to the issue. Also named in the suit is D-Link's US subsidiary D-Link Systems Inc.

"We prefer resolving this type of dispute without resorting to the courts, however, if necessary we will go to court in order to ensure that our shareholders receive fair value for the use of our patented technology", said Dr. Hatim Zaghloul, Chairman of the board of directors of Wi-LAN, "Wi-LAN invested significantly in research and development efforts over the years and pioneered many key wireless inventions. We believe it is only fair to expect companies to pay fair value for the use of those inventions. "

Wi-LAN has always maintained that all devices incorporating the IEEE802.11a/g standards utilize Wi-LAN's WOFDM patents. According to D-Link's published marketing reports, D-Link is the #1 market share leader in small to medium business connectivity on a worldwide basis for wireless local area networks (LANs) and wide area networks (WANs). D-Link's IEEE802.11a/g compliant products can be found in top electronic retailers in Canada such as Best Buy, CompuSmart, Future Shop, London Drugs, Office Depot and the Source.

Wi-LAN is represented by Christopher Kvas of Kvas Miller Everitt. Mr. Kvas practices exclusively in the area of intellectual property litigation and also had previously represented Wi-LAN in the now resolved suit brought by Wi-LAN against Cisco Systems Inc. About Wi-LAN Inc.

About Wi-LAN Inc.

Wi-LAN holds a varied portfolio of essential patents in large, existing and emerging industries: CDMA2000, WiFi and WiMAX. Wi-LAN has licensed its patents to a few companies. Wi-LAN is a charter member of the WiMAX Forum (www.wimaxforum.org).