The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 27, 2002
Filed:
Apr. 28, 2000
Joyce K Yamamoto, Chandler, AZ (US);
Chenggang Xie, Phoenix, AZ (US);
Johann T. Trujillo, Mesa, AZ (US);
Robert Adler, Northbrook, IL (US);
Peter A. Smith, Chandler, AZ (US);
Motorola, Inc., Schaumburg, IL (US);
Abstract
A field emission display ( ) includes a cathode assembly ( ), an anode plate ( ), and a spacer ( ), which extends between the cathode assembly ( ) and the anode plate ( ). The spacer ( ) is comprised of a spacer material having a dielectric constant less than 100. A discharging period neutralizes positive electrical charge ( ) and renders the spacer ( ) invisible to a viewer of the field emission display ( ). Operating a field emission display ( ) to render a spacer ( ) invisible by providing a cathode, assembly ( ), an anode plate ( ), and a spacer ( ) comprised of a spacer material with a dielectric constant less than 100 and neutralizing positive electrical charge ( ) on spacer ( ).