1. 9 7 2 9 7 2 1 1 B A g a B as EE 1 13 di eg a Cc 9 a TS41 p x b e NHK ABC p 31 NTT 2. D 1991 4 g au by KDDI C808CA C8048A C3058 C307K C808P C309H 2000 6 22 h au by KDDI Talby 2004 12 a TS41 2003 12 http 218 216 179 170 Files man TS41 _ tori 7 pdf b e NHK ABC 2005 9 1 413