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:
Jan. 15, 2013
Filed:
Nov. 24, 2009
Chy-lin Wang, Taipei, TW;
Chir-weei Chang, Taoyuan County, TW;
Ling-ta Su, Taipei, TW;
Ping-chung Lin, Taipei, TW;
Chy-Lin Wang, Taipei, TW;
Chir-Weei Chang, Taoyuan County, TW;
Ling-Ta Su, Taipei, TW;
Ping-Chung Lin, Taipei, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Taiwan Creative Sensor Inc., Taipei County, TW;
Abstract
A zooming camera module includes a first lens group, a second lens group, and a third lens group. The first lens group is implemented on an optical axis at a fixed position, and has a negative total optical power. The second lens group is implemented on the optical axis and can be moved back and forth along the optical axis, to achieve zooming and focusing. The second lens group has a positive total optical power, and includes a liquid lens unit and at least one lens with non-zero optical power, wherein the at least one lens and the liquid lens are separately or integrally configured. The third lens group is implemented on the optical axis at a fixed position, and has a non-zero total optical power.