Display device

Details Display device Display device

1991-01-16

1993-08-03

Sikes, William L.

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

359 56, 340784, G02F 1133

Patent

active

052334465

ABSTRACT:
A display control unit is combined with a display device including X and Y side electrodes and a display element sandwiched between the X and Y side electrodes. The display control unit includes a plurality of lines for supplying voltages having different values to the X and Y side electrodes, a switch for connecting the lines with the electrodes or disconnecting the lines from the electrodes, and a unit for controlling the switch within a selection period of the X or Y side electrodes.

REFERENCES:
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patent: 4380008 (1983-04-01), Kawakami et al.
patent: 4429304 (1984-01-01), Fujita
patent: 4548474 (1985-10-01), Nagae et al.
patent: 4655561 (1987-04-01), Kanbe et al.
patent: 4657347 (1987-04-01), Nishimura
patent: 4719457 (1988-01-01), Kitajima et al.
patent: 4725129 (1988-02-01), Konda et al.
patent: 4748510 (1988-05-01), Umezawa
patent: 4778260 (1988-10-01), Okada et al.
patent: 4791415 (1988-12-01), Takahashi
Patent Abstract of Japan, vol. 9, No. 26 (P-332) (1749) Feb. 5, 1985.

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