Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 6, 2007
Patent Application Number
10459110
Date Filed
June 11, 2003
Patent Primary Examiner
Patent abstract
An electron emitter has an emitter section formed on a substrate, and a cathode electrode and an anode electrode formed on a same surface of the emitter section. A slit is formed between the cathode electrode and the anode electrode. A drive voltage from a pulse generation source is applied between the anode electrode and the cathode electrode. The anode electrode is connected to the ground. A charging film is formed on a surface of the anode electrode.
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