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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.:

US 5194950 B1

PDFFull Text
Date of Patent:
Mar. 16, 1993

Filed:

Feb. 27, 1989

Vector quantizer

Applicant:
Inventors:

Tokumichi Murakami, Kanagawa, JP;

Koh Kamizawa, Kanagawa, JP;

Atsushi Itoh, Kanagawa, JP;

Yoshiaki Kato, Kanagawa, JP;

Yuri Hasegawa, Kanagawa, JP;

Kazuhiro Matsuzaki, Kanagawa, JP;

Takahiro Fukuhara, Kanagawa, JP;

Assignee:

Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;

Attorney:

Bernard, Rothwell & Brown

Primary Examiner:

Howard W Britton

Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
358133 ; 358135 ; 358136 ;
Abstract

A vector quantizer which transmits the input vector of the time when the minimum distortion is larger than the preset distortion threshold value and stores such input vector into the second code book as the new quantizing representative vector for the use in the successive vector quantizing processes. Further, since the first and second code book constitute in the form of tree-structure, calculation for search may be executed at a high speed.

Find Patent Forward Citations

Murakami, Tokumichi. (1993). Vector quantizer (U.S. Patent No. 5194950). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5194950

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