embodied in many different forms and should not be construed as limited to the embodiments set forth herein rather these embodiments are provided so that this disclosure will be thorough and complete and will fully convey the scope of the invention to those skilled in the art the following formula represents an analog baseband signal received from multiple base stations by antenna a of a receiver y a t u03c3 s 1 b u03c3 l 1 l a s u03b1 a s l u03c3 k 1 k s b s k u s k t u2212 u03c4 a s l w a t t u03b5 0 t equation 1 a represents an a th antenna of a mobile and ranges from 1 to a 0 t is a symbol interval b is a number of modeled base stations which are indexed by subscript s which ranges from 1 to b the term u201c base station u201d may be used herein to convey cells or sectors l a s is the number of resolvable or modeled paths from base station s to antenna a of the mobile and is indexed from 1 to l a s u03b1 a s l and u03c4 a s l are respectively the complex gain and delay associated with an l th path from base station s to antenna a of the mobile k s represents a number of active subchannels in base station s that employ code division multiplexing to share the channel the subchannels are indexed from 1 to k s u s k t is a code waveform e g spreading waveform used to carry a k th subchannel 39 s symbol for an s th base station e g a chip waveform modulated by a subchannel specific.