@misc{TUW-109119, author = {Krishnamoorthy, Rajeev and Narayanaswamy, Shankar and Rupp, Markus and Viswanathan, Harrish}, title = {Data link protocol for wireless systems}, year = {2003}, howpublished = {patent}, note = {submitted: 1999-07-27, granted: 2003-09-23} }