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:
May. 21, 2013
Filed:
Mar. 28, 2011
Hai-yan Hao, Beijing, CN;
Jie Tang, Beijing, CN;
Shou-shan Fan, Beijing, CN;
Tsinghua University, Beijing, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Abstract
A field emission cathode structure includes an insulating substrate, a number of strip cathode electrodes, a number of insulators, a number of strip gate electrodes, a number of electron emission units, and a number of fixing layers. The number of insulators is located among and spaced apart from the number of strip cathode electrodes. The field emission cathode structure further satisfies the following conditions: D≦D/10, wherein, Dis defined as a width of each of the number of insulators, and Dis defined as a distance between centerlines of each two adjacent field emission units of the number of field emission units.