Iterative multiuser receiver utilizing soft decoding information. - Kimmo Kettunen 002; Timo I. Laakso (ICC, 1999)

Improved Soft-Output RAKE Receiver for CDMA Mobile Terminals with High Data Rates. - Kimmo Kettunen 002; Jorma Lilleberg (Wirel. Pers. Commun., 2003)

Soft detection and decoding in wideband CDMA systems. - Kimmo Kettunen 002 (2003)