System and method providing improved data compression via...

Image analysis – Image compression or coding

Reexamination Certificate

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Details

C382S236000, C382S245000, C382S251000, C382S253000, C358S426140

Reexamination Certificate

active

06891974

ABSTRACT:
A data compression system is provided in accordance with the present invention. The system includes a scanning component which scans at least a portion of a transformed image. The scan is performed substantially in a horizontal direction on a first section of the portion and in a vertical direction on a second section of the portion to enable improved data compression of the transformed image. The horizontal and vertical scan directions are performed via a contiguous scan of the respective sections to further enable improved data compression of the transformed image.

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patent: 409261644 (1997-10-01), None
patent: 02000127332 (2002-05-01), None
Paul Bao, et al.; “Multiresolution Image Morphing in Wavelet Domain”,IEEE, 2000, p. 309-314.
P. Cosman, et al. “Combined Forward Error Control and Packetized Zerotree Wavelet Encoding for Transmission of Images Over Varying Channels”IEEE Transactions on Image Processing, 1998, p. 1-27.
Chang PC (REPRINT); Lu TT; “A Scalable Video Compression Technique based on Wavelet Transform and MPEG Coding”;IEEE Transactions on Consumer Electronics, vol. 45, No. 3, 1999, p. 788-793.
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Shen-Fu Hsiao, et al.; “VLSI Design of an Efficient Embedded Zerotree Wavelet Coder with Function of Digital Watermarking”,IEEE Transactions on Consumer Electronics, vol. 46, No. 3, Aug. 2000, p. 628-636.
Shively, R.R., et al.; “Generalizing SPIHT: A Family of Efficient Image Compression Algorithms”,2000 IEEE International Conference on Acoustics, Speech, and Signal Processing, vol. 4, 2000, p. 2059-2062.

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