Author Title Journal ISSN Publisher Date Volume Number Page URL URL(DOI) Yang Weizu,Ohtsuki Tomoaki,Sasase Iwao OFDM system with Trellis coded nonuniform PSK modulation Technical report of IEICE. SAT 09135685 The Institute of Electronics, Information and Communication Engineers 2001-01-11 100 559 93-98 http://ci.nii.ac.jp/naid/110003193746/en/