Field effect electron emitting apparatus
AssigneeSony Corporation
InventorsWei Beng Ng, Takehisa Ishida
Life of this patent
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Abstract
A field effect electron emitting apparatus comprising a substrate, a plurality of wires embedded in the substrate, at least a portion of each wire being exposed from the substrate and extending generally perpendicularly therefrom and including magnetic material, wherein the average wire spacing is less than 30 μm, the average spacing height ratio is between 1 and 3 and the average wire aspect ratio is greater than 3. Also a method of manufacturing an electron emitting apparatus, a field effect display having such a field effect electron emitting apparatus, an illumination apparatus having such a field effect electron emitting apparatus, and a backlight apparatus for a liquid crystal display having such a field effect electron emitting apparatus.
Claims13
A field effect electron emitting apparatus comprising:
- a substrate;
- a plurality of wires extending generally perpendicularly with respect to the substrate and including magnetic material;
- and
- a metal layer disposed on the substrate and at a base of the wires to hold the wires on the substrate and perpendicularly thereto,
- wherein an average wire spacing is less than 30 μm, an average spacing height ratio is between 1 and 3 and an average wire aspect ratio is greater than 3.
Dependencies are inferred from the claim text.