Television Broadcast of Supplementary Information

K. Blair Benson

Over the Past Few Years a number of schemes have been proposed to make greater utilization of broadcast television channels, either by providing supplementary alphanumeric material related to the program transmission, or by “piggy-backing” additional unrelated informational services to the program. By means of a special decoder at the home receiver the supplementary information can be superimposed over the program picture display at the discretion of the viewer.

Print ISSN
Published
1974-01
Content type
Original Research
DOI
10.5594/J07614