Text display apparatus and a method of displaying text

Details Text display apparatus and a method of displaying text Text display apparatus and a method of displaying text

1992-08-31

1993-07-13

Weldon, Ulysses

Communications: electrical

Land vehicle alarms or indicators

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

340748, 340812, G09G 106

Patent

active

052277720

ABSTRACT:
In a text display apparatus comprising a display panel having the display resolution fixed, and a program for carrying out text display by the standard character size corresponding to the display resolution of the display panel, a text display apparatus displaying one page of text and the cursor in the entire area of the screen with a character size different from the standard character size without modifying the application program, and a method of displaying text are disclosed. The text display apparatus in accordance with the present invention comprises an input source circuit for reading out character code data from a text storing medium, a first character specifying circuit for specifying the standard character size, a second character size specifying circuit for specifying a character size different from the standard character size, a refresh memory for storing the character code data, a selector for selecting the character size specified in the second character size specifying circuit when one page of text can not be displayed on the entire area of the screen with the standard character size, character generating circuit for generating character font data of the character size selected by the selector, and a cursor generating circuit for generating the cursor positioning data in accordance with the dot number difference of the character specified by the first and second character size specifying circuits.

REFERENCES:
patent: 3803584 (1974-04-01), Hittel
patent: 4441105 (1984-04-01), Van Vliet et al.
patent: 4760387 (1988-07-01), Ishii et al.
patent: 4855728 (1989-08-01), Mano et al.
Scott Mueller, "Upgrading and Repairing PCs", Que Corp., 1988, pp. 442-443.
Pega 2, Paradise Systems, Inc., South San Francisco, Calif., 1986, pp. 7, 12, 13, 15.

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