抄録
Pre-Olympic games were held in Nagano from December 1997 to March 1998. Some of these games were held in Hakuba and NHK produced International slgnals of them. We broadcasted four events using New type cameras and tried to produce NTSC signal and HDTV slgnal simultaneously. Under the slogan of "Beyond Lillehammer '94", we tried some new technologies : Bird-cam, Linear-cam, Ice-Zone microphone, Virtual downhill race and Ultra multi-motion for ski jumping.
