Wi-LAN Signs Agreement with Cisco; Lawsuit Resolved

CALGARY, Canada – December 5, 2005 – Wi-LAN Inc. (TSX:WIN) announced today that it has signed an agreement with Cisco Systems Inc. (NASDAQ:CSCO) in which the companies have agreed to terminate all legal actions pending between them. Under the agreement, Cisco purchased from Wi-LAN several issued and pending patents relating to WiMAX and antenna technology, and has granted Wi-LAN a license to use these patents in its products. Wi-LAN will retain ownership of its remaining patent portfolio, including its W-OFDM patents and the majority of its other patents that relate to implementation of WiMAX and other broadband wireless systems. As part of the agreement, Cisco also received a license to Wi-LAN's patent portfolio. Other terms and conditions of the agreement are confidential.

Detailed information on Wi-LAN can be found at www.wi-lan.com.