Kazunari Irie

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This paper proposes an ATM-based nationwide HDTV transmission and distribution network architecture and a picture coding algorithm, which are of key importance to high quality HDTV transmission systems . This HDTV coding algorithm is based on sub-band coding, and its ability to maintain the high picture quality of the original is continued . Computer(More)
We have researched a regional personalcomputer (PC) communication network system to provide group communication services to regional community members cost-effectively. Its LAN-like environment enables pre-registered users to communicate with each other using a PC at any time. An STM-based system, which transfers Ethernet frames to/from users' PCs using(More)
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