Active matrix liquid crystal display with identification mark in

Details Active matrix liquid crystal display with identification mark in Active matrix liquid crystal display with identification mark in

1993-07-14

1994-11-01

Sikes, William L.

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

359 87, 359 82, G02F 11343, G02F 11335, G02F 11333

Patent

active

053611500

ABSTRACT:
An active matrix type liquid display device with a display pattern unit formed on a glass substrate comprises an opaque thin film portion with an identification mark formed on a blank portion of and not in the display and terminal thereof. The opaque thin film portion with an identification mark is not coated with another opaque thin film thereon and is coated with a transparent film thereon so that the identification mark can be visually observed from the surface of the device.

REFERENCES:
patent: 3987418 (1978-10-01), Buchanan
patent: 4523088 (1985-06-01), Utsche et al.
patent: 4585931 (1986-04-01), Duncan et al.
patent: 4825093 (1989-04-01), Kriseho et al.
patent: 4930086 (1990-05-01), Fukasawa
patent: 5187118 (1993-02-01), Ohmori et al.
IEEE VLSI Support Technologies Tutorial, 1982, p. 76, FIG. 1 ISBN-0-8186-0386-0.
Mead et al, Introduction to VLSI Systems, 1980, p. 63, FIG. 3.2 ISBN-0-201-04358-0.

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