Field emission device

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United States of America Patent

PATENT NO 7956545
APP PUB NO 20100194295A1
SERIAL NO

11919818

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The field emission device includes: a front substrate and a rear substrate which are disposed at a certain distance and opposite to each other; at least one or more cathode electrodes formed on the rear substrate; at least one or more gate electrodes formed to be distant from the cathode electrodes and to be insulated with the rear substrate; emitters formed on the upper surfaces of the cathode electrodes; an anode electrode formed on the front substrate toward the rear substrate side; a fluorescent layer formed on the anode electrode; a first voltage application circuit for applying an AC voltage to the anode electrode; and a second voltage application circuit for applying an AC voltage to the gate electrode, wherein the AC voltages being applied to the anode electrode and the gate electrode are synchronized.

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Patent Owner(s)

Patent OwnerAddress
KUMHO ELECTRIC INC418 MAPO-DONG MAPO-KU SEOUL

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kim, Kwang Bok Daejeon, KR 14 92
Yang, Dong Wook Suwon, KR 26 56

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