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:
Oct. 09, 2012
Filed:
Jan. 29, 2009
Applicants:
Hua Bin Zhu, Shenzhen, CN;
Jian Min Wang, Shenzhen, CN;
Cai Xia Fu, Shenzhen, CN;
Yan Hong Chen, Shenzhen, CN;
Inventors:
Hua Bin Zhu, Shenzhen, CN;
Jian Min Wang, Shenzhen, CN;
Cai Xia Fu, Shenzhen, CN;
Yan Hong Chen, Shenzhen, CN;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a method and apparatus for improving the brightness uniformity in an image, signals are acquired using a radio frequency receiving coil, and noise in the acquired signals is normalized so as to produce an image, then the brightness of various pixels in the image is determined according to the sensitivity of the radio frequency receiving coil. The brightness of the image is then made uniform by compensating the brightness of the various pixels in the image.