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:
Jun. 12, 2018
Filed:
Jan. 16, 2014
Applicants:
Tung-han Chuang, Taipei, TW;
Jun-der Lee, Taichung, TW;
Hsing-hua Tsai, Taichung, TW;
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H01L 24/43 (2013.01); H01L 24/45 (2013.01); H01L 2224/4321 (2013.01); H01L 2224/43848 (2013.01); H01L 2224/43986 (2013.01); H01L 2224/45015 (2013.01); H01L 2224/45147 (2013.01); H01L 2224/45157 (2013.01); H01L 2224/45565 (2013.01); H01L 2224/45644 (2013.01); H01L 2224/45647 (2013.01); H01L 2224/45664 (2013.01); H01L 2224/45669 (2013.01); H01L 2924/00011 (2013.01); H01L 2924/12041 (2013.01); H01L 2924/14 (2013.01);
Abstract
A copper-based alloy wire made of a material selected from the group consisting of a copper-gold alloy, a copper-palladium alloy and a copper-gold-palladium alloy is provided. The alloy wire has a polycrystalline structure of a face-centered cubic lattice and consists of a plurality of equi-axial grains. The quantity of grains having annealing twins is 10 percent or more of the total quantity of the grains of the copper-based alloy wire.