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:
Dec. 02, 2008
Filed:
May. 06, 2005
Noriaki Chiba, Tokyo, JP;
Yasutaka Tsuruki, Tokyo, JP;
Noriaki Chiba, Tokyo, JP;
Yasutaka Tsuruki, Tokyo, JP;
Advantest Corporation, Tokyo, JP;
Abstract
A test device includes: the first reference clock generation unit for generating the first reference clock; the first test rate generation unit for generating the first test rate clock based on the first reference clock; the first driver unit for supplying the first test pattern to an electronic device based on the first test rate clock; the second reference clock generation unit for generating the second reference clock; the first phase synchronization unit for synchronizing the phase of the second reference clock with the phase of the first test rate clock; the second test rate generation unit for generating the second test rate clock based on the second reference clock having the synchronized phase; and the second driver unit for supplying the second test pattern to the electronic device based on the second test rate clock.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile