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:
Apr. 12, 2011
Filed:
Jul. 10, 2008
Jae Gyun Shim, Suwon-si, KR;
Yun Sung NA, Cheonan-si, KR;
IN Gu Jeon, Suwon-si, KR;
Tae Hung Ku, Suwon-si, KR;
Dong Han Kim, Suwon-si, KR;
Jae Gyun Shim, Suwon-si, KR;
Yun Sung Na, Cheonan-si, KR;
In Gu Jeon, Suwon-si, KR;
Tae Hung Ku, Suwon-si, KR;
Dong Han Kim, Suwon-si, KR;
Techwing Co., Ltd., , KR;
Abstract
A test handler includes a loading unit for loading semiconductor devices from customer trays onto a test tray; a test chamber for performing a test for the semiconductor devices loaded on the test tray; a pushing unit having at least one pushing member for pushing the test tray located in the test chamber to be tested, and a press unit for operating the pushing member; a position control unit for adjusting a position of the pushing member to compensate a deviation between the pushing member and the test tray due to a thermal expansion or contraction of any one of the pushing member and the test tray; and an unloading unit for unloading the semiconductor devices loaded on the test tray onto the customer trays after a test for the semiconductor devices is completed.