1. A method for scanning a TDMA channel by a mobile station in a wireless communications landscape, the method comprising the steps of: at the mobile station: detecting RF energy on a TDMA channel of a plurality of channels; detecting activity in the detected RF energy; maintaining knowledge of previous activity on the channel; if activity is present on the channel, performing inspection of the activity to determine whether the activity is activity of interest, wherein the activity is activity of interest based on a comparison of the activity with the previous activity; aborting the inspection of the activity, if activity is not present on the channel; and aborting the inspection of the activity, if the determined activity is not activity of interest.