Image compression method and apparatus employing distortion adap

Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry

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358 86, H04N 713

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051722283

ABSTRACT:
A variable rate vector quantization method employs a tree structured codebook. The level of the codebook from which codevectors are selected is determined by a threshold. The threshold varies according to the fullness of a buffer which stores vector quantized data to be transmitted.

REFERENCES:
patent: 4558350 (1985-12-01), Murakami
patent: 4560977 (1985-12-01), Murakami et al.
patent: 4878230 (1989-10-01), Murakami
patent: 4951139 (1990-08-01), Hamilton et al.
patent: 4954892 (1990-09-01), Asai et al.
patent: 4979039 (1990-12-01), Kisor
patent: 5010401 (1991-04-01), Murakami et al.
patent: 5021971 (1991-06-01), Lindsay
patent: 5031037 (1991-07-01), Israelsen
patent: 5067152 (1991-11-01), Kisor et al.
patent: 5068723 (1991-11-01), Dixit et al.
"Vector Quantization of Digital Images", Baker, Richard L., Stanford University-University Microfilms International, UMI Dissertation Information Service, (Copyright, 1984).
"Vector Quantization", Gray, Robert M., The Institute of Electrical and Electronics Engineers, Inc., ASSP Mag., vol. 1, pp. 4-29, Apr., 1984.
"Variable Rate Vector Quantization of Images", Riskin, Eve A., Dissertion submitted to the Dept. of Electrical Engineering-Stanford University, May, 1990.
U.S. Patent Application Serial No. 365,940 entitled "Method and Apparatus for Data Compression with Reduced Distortion" Filed: Jun. 13, 1989.
"Image Compression Using Adaptive Vector Quantization", Goldberg, M., et al., IEEE Trans. Commun., vol. COM-34, pp. 180-187, Feb., 1986.
"Pruned Tree-Structured Vector Quantization in Image Coding", Riskin, Eve A., et al., Information Systems Laboratory, Stanford University.
"Variable-Rate Multi-Stage Vector Quantization For Image Coding" Ho, Yo-Sung and Gersho, Allen, Department of Electrical and Computer Engineering, University of CA.
"Image Compression Methods With Distortion Controlled Capabilities", Markas, T. and Reif, J., Department of Electrical Engineering, Duke University, Durham, NC.
"Variable Rate Vector Quantization For Medical Image Compression", Riskin, Eve A., Lookabaugh, T. et al., IEEE Trans. on Medical Imaging, vol. 9, No. 3, Sep., 1990.

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