Method and apparatus for regulating electron emission in field emitter devices
US Patent 6686680
Patent record · US 6686680
Expired- Inventors
- Jonathan L. Shaw, David S. Y. Hsu
- Assignee
- US Department of Navy
- Filed
- Jan 13, 2003
- Granted
- Feb 3, 2004
- Expired
- Jan 13, 2023
Bibliographic data via Google Patents (public). Term estimated at 20 years from filing — verify against USPTO for legal use.
Claims
- What is claimed is: 1. A cathode apparatus capable of regulating current, comprising: a first electrode, with at least one aperture therein, arranged on a substrate; an emitter structure formed on the substrate for injecting current when a voltage supply is connected between the first electrode and the substrate; a second electrode arranged above or adjacent to the first electrode, wherein electrons failing to pass through the second electrode are collected by said first electrode; and
Provenance
- Original
- https://dodtechmatch.com/dod/patent/patentdetail_type-claims-id-6686680-hl-off.aspx?id=6686680
Carried forward from the DoD TechMatch catalog and shown here as it stood when the record was captured, so it may be outdated — see the live collections for current solicitations, filings, and events, and the platform history for how it got here. Not affiliated with the U.S. Department of Defense. Contact details from the original listing have been withheld.