1. A channel estimation method, comprising: loading a first method of deriving a channel estimate into a wireless receiver processor, the first method using a method of channel estimation advantageous in reception situations having high Doppler spreads; loading a second method of deriving a channel estimate into the wireless receiver processor, the second method using a method of channel estimation advantageous in reception situations having low Doppler spreads; selecting, in the wireless receiver processor, one of the first method and the second method of deriving a channel estimate based on channel characteristics; and using the selected method to derive the channel estimation in the wireless receiver processor.