Television Broadcast of Supplementary Information
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
- 0361-4573
- Published
- 1974-01
- Content type
- Original Research
- DOI
- 10.5594/J07614
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