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:
Feb. 26, 2013
Filed:
Mar. 23, 2011
Hsin-chih Chiu, Banqiao, TW;
Chia-ming Cheng, Taipei, TW;
Chuan-jin Shiu, Zhongli, TW;
Bai-yao Lou, Hsinchu, TW;
Hsin-Chih Chiu, Banqiao, TW;
Chia-Ming Cheng, Taipei, TW;
Chuan-Jin Shiu, Zhongli, TW;
Bai-Yao Lou, Hsinchu, TW;
Other;
Abstract
A chip package includes: a substrate having a first and a second surfaces; an optical device on the first surface; a conducting layer on the second surface; a passivation layer on the second surface and the conducting layer, wherein the passivation layer has an opening exposing the conducting layer; a conducting bump on the second surface and having a bottom and an upper portions, wherein the bottom portion is disposed in the opening and electrically contacts the conducting layer, and the upper portion is located outside of the opening and extends along a direction away from the opening; a recess extending from a surface of the conducting bump toward an inner portion of the conducting bump; and a light shielding layer on the second surface, extending under the upper portion, and partially located in the recess and overlapping a portion of the conducting bump.