Display control apparatus including a window display priority de

Details Display control apparatus including a window display priority de Display control apparatus including a window display priority de

1991-03-18

1992-07-07

Herndon, Heather R.

Communications: electrical

Land vehicle alarms or indicators

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

340723, G06F 3153

Patent

active

051290553

ABSTRACT:
A display control system is provided which includes window management circuits having a plurality of area setting registers for individually setting a plurality of window display areas on a display surface, and for judging sequentially for each window whether or not a display position on the display surface is contained in the area designated by the register. A window display priority designation circuit is also provided having a plurality of priority setting registers for setting display priority of each window, and for determining which window has higher priority among a plurality of windows which are determined as containing the present display position on the basis of the content of the priority setting register and the result of a determination of which windows contain the present display position made by the window management circuit.

REFERENCES:
patent: 4542376 (1985-09-01), Bass et al.
patent: 4559533 (1985-12-01), Bass et al.
patent: 4670752 (1987-06-01), Marcoux
patent: 4675811 (1987-06-01), Kishi et al.
patent: 4694288 (1987-09-01), Harada
patent: 4710761 (1987-12-01), Kapur et al.
patent: 4712191 (1987-12-01), Denna
patent: 4780710 (1988-10-01), Tatsumi
"Nikkei Electronics", Published by Nikkei McGraw Hill Co., Jul. 14, 1986, No. 399, pp. 115-132.

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