NHK8 年
Characteristics of the Japanese Digital BS Broadcasting System
Digital satellite television broadcasting ... Research Laboratories initiated the research for ISDB (Integrated Services Digital Broadcasting) around 1982. Thorough examinations were carried ...
NHK8 年
HDTV-Based Digital Satellite Broadcasting
In digital broadcasting, 2 HDTV programs, equivalent to 6 SDTV programs in terms of data rate, along with sound and data services can be transmitted over one satellite channel. Thus, 7 HDTV ...