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:
Nov. 16, 2021
Filed:
Sep. 15, 2020
Chunghwa Precision Test Tech. Co., Ltd., Taoyuan, TW;
Wen-Tsung Lee, New Taipei, TW;
Hsun-Tai Wei, Taoyuan, TW;
Kai-Chieh Hsieh, Taoyuan, TW;
Chao-Chiang Liu, Taoyuan, TW;
CHUNGHWA PRECISION TEST TECH. CO., LTD., Taoyuan, TW;
Abstract
A thin-film probe card and a test module thereof are provided. The test module includes a carrying unit, a plurality of vertical probes fixed in position by the carrying unit, an elastic cushion disposed on the carrying unit, and a thin sheet. The thin sheet includes a carrier partially disposed on the elastic cushion, a plurality of signal circuits disposed on the carrier, and a plurality of electrically conductive protrusions that are respectively formed on the signal circuits. An end of the vertical probes is arranged at an inner side of the electrically conductive protrusions and is coplanar with free ends of the electrically conductive protrusions.