Patent ID: 7489703

Claim:
A method of selecting a coding scheme for use on an uplink channel of a wireless packet data communication system, the coding scheme being one of a set of coding schemes that are useable on the uplink channel, comprising: setting each of a set of states of support of a mobile station corresponding to each coding scheme of the set of coding schemes to one of a set of values that includes supported, unsupported, and unknown support; directing the mobile station to transmit a portion of an uplink data transfer using a first coding scheme of the set of coding schemes; setting the state of support of the mobile station for the first coding scheme to unsupported when the portion of the uplink data transfer is not received having the first coding scheme; and selecting a second coding scheme based upon the set of states of support, wherein the selecting comprises selecting the second coding scheme as a lower coding scheme than the first coding scheme when the state of support of the mobile station for the lower coding scheme is set to one of unknown support and supported.