MANUFACTURING METHOD OF FIELD EMISSION DISPLAY DEVICE

In a method, a film for a gate electrode, exposed through the sidewall of a trench, is thermally treated to grow a thermal oxide film which is, then, removed at the lateral side of the gate electrode, to spatially separate the gate electrode from the gate insulating film in space. This method precis...

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Bibliographische Detailangaben
Hauptverfasser:	PARK, JONG-MUN, KU, JIN-GEUN, NAM, KI-SOO, HYEON, YEONGUL, PARK, MIN
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS ELECTRICITY
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	In a method, a film for a gate electrode, exposed through the sidewall of a trench, is thermally treated to grow a thermal oxide film which is, then, removed at the lateral side of the gate electrode, to spatially separate the gate electrode from the gate insulating film in space. This method precisely controls the thermal oxide film formed at the lateral side of the gate electrode, so that the distance between the gate electrode and the electron emission cathode can be accurately adjusted. The electron emission cathodes are homogeneous in shape. Also, the reliability of the display can be improved since a silicide metal is formed on the electron emission cathodes.