Patent ID: 7164668
Filing Date: 2007-01-16
Classification: H04B

Abstract:
1. A base station for recovering data transmitted over a plurality of channels in a wireless code division multiple access communication technique, comprising: a unit for receiving the plurality of channels as a received signal, each channel associated with a code; for each of the plurality of channels, a subtractor for subtracting others of the plurality of channels from the received signal and despreading a result of that subtraction as data for that channel; for each channel, a first mixer operatively coupled to the input for despreading the received signal with that channel code; for each channel, a second mixer for respreading that channel despread signal with a respective channel code; wherein the respreading channel code is aligned to a tuning of the despread received signal; and wherein, for each channel, the subtractor subtracts from the received signal the respread channels other than that channel.