Patent ID: 8472462

Claim:
A method to select a physical layer transmission rate in a Wireless Multimedia, WMM, environment, said environment prioritizing transmission traffic from at least a station, STA, or an access point, AP, to at least a station, STA, or an access point, AP, using different access categories, AC, wherein different packet sizes correspond to the transmission traffic types from a station, STA, or an access point, AP; said method comprising the steps of: determining parameters specific for each access category, AC, and within an access category, AC, for each packet size; and selecting a physical layer transmission rate using said parameters for each one of said access category, AC, and packet size, wherein the parameters specific for each access category, AC, and within an access category, AC, are the specific values Multi-rate Retry Number, MRN, and Excessive Retry Number, ERN, of each AC.