Graphic display control method and apparatus

Details Graphic display control method and apparatus Graphic display control method and apparatus

1987-12-15

1988-09-06

Brigance, Gerald L.

Communications: electrical

Land vehicle alarms or indicators

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

340728, 340703, 340747, G09G 116

Patent

active

047696354

ABSTRACT:
A graphic display control method and apparatus wherein illumination of pixels on a display screen of an interlace type CRT in a first field and a second field is controlled so that each point on a line is displayed on the display screen of the interlace type CRT by a combined illumination of a pixel in the first field and the second field or a combined illumination of one of two vertically adjacent pixels in the first field or the second field and the second pixel in the second field or the first field. The smooth line is displayed by a series of points.

REFERENCES:
patent: 4095216 (1978-06-01), Spicer
patent: 4354186 (1982-10-01), Groothuis
patent: 4371872 (1983-02-01), Rossman
patent: 4425559 (1984-01-01), Sherman
patent: 4481509 (1984-11-01), Sasaki et al.
patent: 4544922 (1985-10-01), Watanabe et al.
patent: 4642623 (1987-02-01), Dureux
J. G. Axford, IBM Technical Disclosure Bulletin, Interleaved Smoothing Raster for Vector CRT Displays vol. 19, No. 11, Apr. 1977.

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