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.

Date of Patent:
Jan. 04, 2011

Filed:

Aug. 15, 2007
Applicants:

Liang-chien Chen, Tao-Yuan County, TW;

Shin-hui LI, Kee-Lung, TW;

Jer-jiunn Chen, Chung-Li, TW;

Jiann-yeou Rau, Tao-Yuan County, TW;

Inventors:

Liang-Chien Chen, Tao-Yuan County, TW;

Shin-Hui Li, Kee-Lung, TW;

Jer-Jiunn Chen, Chung-Li, TW;

Jiann-Yeou Rau, Tao-Yuan County, TW;

Assignee:

National Central University, Jhongli, Taoyuan County, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/32 (2006.01); G06T 15/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

A high-resolution remote sensing image is processed through a true ortho-rectification. A totally new idea of H-buffer is provided to store heights of objects on the ground. The ortho-rectification includes a hidden analysis, a hidden detection and a hidden compensation. The process uses polygon patch of a building or a roadway as process unit. In the end, seam lines after hidden compensation are smoothed. The whole process time is reduced in calculations, assures quality of the orthoimage, and meets a requirement of a high-accuracy and high-resolution digital mapping.


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