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:
Feb. 19, 2013

Filed:

Apr. 07, 2010
Applicants:

Jae-young Choi, Hwaseong-si, KR;

Chang-hyun Cho, Suwon-si, KR;

Inventors:

Jae-Young Choi, Hwaseong-si, KR;

Chang-Hyun Cho, Suwon-si, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A testing apparatus includes a test controller configured to output a plurality of chip selection signals for selecting chips to be tested from among a plurality of chips, a plurality of first control signals for controlling supply of a power supply voltage to the chips selected by the chip selection signals, and a plurality of second control signals for controlling receiving of test voltages output from the chips supplied with the power supply voltage, and a probe card including one or more test blocks each having a plurality of signal transmitters configured to respectively transfer the power supply voltage to the corresponding chips in response to the different first control signals and respectively apply the test voltages output from the corresponding chips to the test controller in response to the different second control signals.


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