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.

Date of Patent:
Jun. 05, 2012

Filed:

Oct. 30, 2009
Applicants:

Wei-ping Wang, Miao-Li, TW;

Hsuan-chung Ko, Miao-Li, TW;

Inventors:

Wei-Ping Wang, Miao-Li, TW;

Hsuan-Chung Ko, Miao-Li, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 27/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and apparatus for improving yield ratio of testing are disclosed. The method includes the following steps. First of all, devices are tested and electromagnetic interference is measured. Next, the test results are examined for whether the devices pass the test or not. Then, electromagnetic interference data are examined for whether the electromagnetic interference data are over a predetermined standard if the devices fail the test. The above-mentioned steps are performed again if the electromagnetic interference data are over a predetermined standard. The test is terminated if the devices still fail the test and the values of electromagnetic interference are still over a predetermined standard.


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