Memory system for high definition television display

Details Memory system for high definition television display Memory system for high definition television display

1990-06-11

1991-11-26

Oberley, Alvin E.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340798, 340720, 358183, 358903, G09G 102, H04N 5262

Patent

active

050686500

ABSTRACT:
A system for combining a plurality of video signals and various forms of still imagery such as text or graphics into a single high resolution display is disclosed. The inventive system utilizes a multiport memory and a key based memory access system to flexibly compose a multiplicity of video signals and still images into a full color high definition television display comprising a plurality of overlapping windows.

REFERENCES:
patent: 4266242 (1981-05-01), McCoy
patent: 4434502 (1984-02-01), Arakawa et al.
patent: 4618858 (1986-10-01), Belch
patent: 4749990 (1988-06-01), Birkner
patent: 4769762 (1988-09-01), Tsujido
patent: 4943937 (1990-06-01), Kasano et al.
"How to Build a Mixed Mode Terminal--Basic Concepts and an Example", Naoto Tanabe et al., Proceedings of Globecome '86, pp. 471-478, Dec. 1986.
"Intelligent Communication Terminal for Integrating Voice, Data and Video Signals", S. Tsuruta et al., Proceedings of ICC '86, pp. 1509-1513, Jun. 1986.

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