LCD with heat conductor from light source to separate portion of

Details LCD with heat conductor from light source to separate portion of LCD with heat conductor from light source to separate portion of

1992-01-28

1994-03-29

Sikes, William L.

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

359 86, 359 50, G02F 11335, G02F 1133

Patent

active

052990389

ABSTRACT:
In an LCD (Liquid Crystal Display) module, a light-guide plate is arranged on a side opposite to a display surface of an LCD panel, and cold-cathode tubes are provided to two sides of the light-guide plate Light generated by the cold-cathode tube is uniformly radiated on the LCD panel through the light-guide plate. The cold-cathode tubes generate heat together with light A panel cover is arranged to prevent heat from dissipating to the outside. Heat is conducted to part or an entire portion of the light-guide plate by using a heat conducting plate or the like

REFERENCES:
patent: 4206501 (1980-06-01), Brooks
patent: 4634225 (1987-01-01), Haim et al.
patent: 4643525 (1987-02-01), Haim
patent: 4933814 (1990-06-01), Sanai
patent: 4945349 (1990-07-01), Sanai
patent: 5119215 (1992-06-01), Marks et al.
patent: 5146354 (1992-09-01), Plesinger

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