Display device

Details Display device Display device

2011-08-16

2011-08-16

Mengistu, Amare (Department: 2629)

Computer graphics processing and selective visual display system

Display driving control circuitry

Adjusting display pixel size or pixels per given area

C345S031000, C345S660000

Reexamination Certificate

active

07999834

ABSTRACT:
A display device includes a body including a stationary portion and an extendible portion movable relative to the stationary portion, an expandable display portion having a display area, an adjustable resistor, and a controlling unit. The first end of the expandable display is engaged in the stationary portion, and an opposite second end of the expandable display is engaged in the extendible portion. The adjustable resistor has a resistance varying with a distance between the stationary portion and the extendible portion. The controlling unit is configured for adjusting a size of the display area according to the resistance of the adjustable resistor.

REFERENCES:
patent: 5579769 (1996-12-01), Yoshida et al.
patent: 2004/0198435 (2004-10-01), Gauld et al.
patent: 2006/0107566 (2006-05-01), Van Rens
patent: 2008/0150885 (2008-06-01), Overwijk et al.
patent: 2010/0033435 (2010-02-01), Huitema
patent: 2005015302 (2005-02-01), None

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