Patent ID: 7555013

Claim:
A method for achieving synchronization to a wireless communication system transmitting data in a plurality of data packets employing a plurality of known frequencies determined using at least two characteristics alternating in accordance with a known method, wherein at least one of said two characteristics is contained in at least one transmitted data packet, said method comprising the steps of: recording a time of occurrence for each of a plurality of occurrences of a selected one of said plurality of frequencies; determining a first characteristic from said at least one transmitted data packet received on said selected frequency; determining a second characteristic wherein said first characteristic, said determined second characteristic and each of said recorded times of occurrences generate said selected frequency at each of said recorded occurrences of said selected frequency; determining a time period for determining said first and second characteristic; and adjusting said second characteristic by said time period, wherein the step of determining said time period comprises the steps of: recording a first time before recording said selected frequency information; recording a second time after said second characteristic is determined; and determining a difference between said first and second times.