Case for portable terminal using color liquid crystal

Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices

Reexamination Certificate

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Details

C361S714000, C428S001500, C349S020000, C342S001000, C342S003000, C342S013000, C345S049000, C345S105000, C345S106000

Reexamination Certificate

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11158573

ABSTRACT:
A case for a portable terminal using a color liquid crystal uses a Peltier device to vary the color of the case by means of electrical heating and cooling the interior of the case. The case includes a temperature control apparatus for emitting electrical heat, when an electrical current is applied thereto, and simultaneously cooling the opposite side; a liquid crystal application agent positioned on the upper portion of the temperature control apparatus and adapted to vary the color by means of the electrical heat; and a cooling unit positioned opposite to an upper portion of the temperature control apparatus to cool heat-generating devices inside the terminal.

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patent: 101 08 008 (2001-02-01), None
patent: 2821233 (2004-09-01), None
patent: 2 369 521 (2002-05-01), None
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patent: 2000-056290 (2000-02-01), None

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