Nobuhiro Doi Takashi Horiyama Masaki Nakanishi Shinji Kimura Minimization of fractional wordlength on fixed-point conversion for high-level synthesis. 80-85 2004 conf/aspdac/2004 ASP-DAC http://doi.acm.org/10.1145/1015090.1015111 db/conf/aspdac/aspdac2004.html#DoiHNK04