Computer graphics processing and selective visual display system – Display peripheral interface input device – Light pen for fluid matrix display panel
Patent
1997-03-25
1999-11-23
Powell, Mark R.
Computer graphics processing and selective visual display system
Display peripheral interface input device
Light pen for fluid matrix display panel
348448, 348452, H04N 701
Patent
active
059908637
ABSTRACT:
An image display system is provided with a difference calculator for calculating, when interlacing video signals are entered, differences between fields from the input interlacing video signals and non-interlacing video signals, into which the interlacing signals are converted when they are read out of a frame buffer, and a brightness controller for controlling the brightness of video signals in the after image field on the basis of the differences calculated by the difference calculator.
REFERENCES:
patent: 4698674 (1987-10-01), Bloom
patent: 5068648 (1991-11-01), Chiba
patent: 5473382 (1995-12-01), Nohmi
patent: 5790096 (1998-07-01), Hill
NEC Corporation
Powell Mark R.
Said Mansour M.
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