Compact electronic apparatus equipped with graphic representing

Details Compact electronic apparatus equipped with graphic representing Compact electronic apparatus equipped with graphic representing

1991-10-15

1994-04-12

Weldon, Ulysses

G09F 114

Patent

active

053033388

ABSTRACT:
In a compact electronic apparatus, a keyboard and a display unit are provided, and also either a function formula or an inequality inputted from the keyboard is displayed in a graphic representation on the display unit. The compact electronic apparatus further comprises a trace function for sequentially pointing a point on one of the displayed graphic representations and simultaneously for displaying coordinate data, and a control unit for moving one graphic representation to a trace of another graphic representation when a plurality of graphic representions are being displayed, and also for changing a movement amount of the trace.

REFERENCES:
patent: 4535416 (1985-08-01), Kano et al.
patent: 4747074 (1988-05-01), Yoshida
patent: 4794553 (1988-12-01), Watanabe et al.
patent: 4794554 (1988-12-01), Tamiya
patent: 4908786 (1990-03-01), Kuno et al.
patent: 4992962 (1991-02-01), Ishida et al.
patent: 5058009 (1991-10-01), Yoshino et al.

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