Processor circuit for video data terminal

Details Processor circuit for video data terminal Processor circuit for video data terminal

1980-05-23

1982-05-04

Shaw, Gareth D.

Boots, shoes, and leggings

340750, 340799, G06F 3153

Patent

active

043285570

ABSTRACT:
An electronic data processor, for use with a keyboard, a telephone set and a standard television receiver, for permitting the exchange of data with an information system. The electronic processor includes circuitry for displaying pages of alphanumeric text on the television screen, either block by block or in continuous manner, circuitry for generating and displaying a writing cursor which indicates the position of the letter which is to be written or changed, circuitry for erasing parts or all of the screen and all of these circuits being so connected as to operate in time-shared manner with the line scan frequency of the television receiver.

REFERENCES:
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patent: 3848232 (1974-11-01), Leibler et al.
patent: 3984638 (1976-10-01), Carrouge
patent: 4057849 (1977-11-01), Ying et al.
patent: 4070710 (1978-01-01), Sukonick et al.
patent: 4071910 (1978-01-01), Stockebrand et al.

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