Invention Grant
- Patent Title: Dielectric electron emitter comprising a polycrystalline substance
- Patent Title (中): 包含多晶物质的介电子发射体
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Application No.: US11180298Application Date: 2005-07-13
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Publication No.: US07816847B2Publication Date: 2010-10-19
- Inventor: Tsutomu Nanataki , Hirofumi Yamaguchi , Ritsu Tanaka
- Applicant: Tsutomu Nanataki , Hirofumi Yamaguchi , Ritsu Tanaka
- Applicant Address: JP Nagoya
- Assignee: NGK Insulators, Ltd.
- Current Assignee: NGK Insulators, Ltd.
- Current Assignee Address: JP Nagoya
- Agency: Burr & Brown
- Main IPC: H01J1/30
- IPC: H01J1/30 ; H01J1/35 ; H01J1/308
Abstract:
A dielectric device of higher performance is provided. An electron emitter, to which the dielectric device is applied is provided with: an emitter including a dielectric; and an upper electrode and a lower electrode to which drive voltage is applied in order to emit electrons. The emitter is formed by the aerosol deposition method or the sol impregnation method.
Public/Granted literature
- US20060012279A1 Electron emitter Public/Granted day:2006-01-19
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