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:
Mar. 24, 2009
Filed:
May. 23, 2008
Applicants:
Kexiang Ken Ding, San Diego, CA (US);
Luis Muller, San Diego, CA (US);
Stephen Aloysius Wetzel, San Diego, CA (US);
Inventors:
Kexiang Ken Ding, San Diego, CA (US);
Luis Muller, San Diego, CA (US);
Stephen Aloysius Wetzel, San Diego, CA (US);
Assignee:
Delta Design, Inc., Poway, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D 21/00 (2006.01); B65G 65/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A guiding plate based vision alignment system for a test handler includes cameras, configured to view the position difference between a tested device and the corresponding contactor. A pick-and-place handler is configured to move the device. A guiding plate is configured to actuate guiding plate with one translation alignment feature and one rotation alignment feature to correct the position offset between the tested device and the corresponding contactor.