I n t h i s p a p e r we s t u d y t h e impact of channel estimation e r r o r s o n t h e performance of line a r multiuser receivers, as well as t h e channel estimation problem itself. Of particular interest a r e t h e scalability p r o p e r t i e s of t h e channel a n d data estimation algorithms: w h a t h a p p e n s to t h e performance as t h e system b a n d w i d t h a n d t h e n u m b e r of users (and hence channels to estimate) grows ? O u r main results involve a s y m p t o t i c expressio…
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