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:
Apr. 06, 2010
Filed:
Feb. 28, 2005
Vinayak Jayaram Pore, Pune, IN;
Jaya Shrikrishna Panvalkar, Pune, IN;
Pravin Gangadhar Karandikar, Pune, IN;
Shantanu Nath, Pune, IN;
Parag Chaurasia, Pune, IN;
Vinayak Jayaram Pore, Pune, IN;
Jaya Shrikrishna Panvalkar, Pune, IN;
Pravin Gangadhar Karandikar, Pune, IN;
Shantanu Nath, Pune, IN;
Parag Chaurasia, Pune, IN;
NVIDIA Corporation, Santa Clara, CA (US);
Abstract
A method for concealing errors in compressed images in the JPEG 2000 format diosclosed. JPEG2000 (ISO/IEC 15444) is the new standard for image compression catering to different needs of various applications. This standard is much more advanced than JPEG and is rich in features. An Error concealment method in JPEG 2000 is provided which mainly deals with estimating the lost regions in a Wavelet Transformed image and works in Wavelet Transform Domain. This results in optimum error concealment and therefore, The method is applied before taking Inverse DWT.