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:
Apr. 22, 2003

Filed:

Oct. 16, 1998
Applicant:
Inventors:

Sung-Moon Chun, Kyoungki-do, KR;

Dong-Kyoo Shin, Seoul, KR;

Joo-Hee Moon, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/36 ; H04B 1/66 ;
U.S. Cl.
CPC ...
G06K 9/36 ; H04B 1/66 ;
Abstract

In a shape information coding apparatus and method of bordering a binary alpha block (BAB) by pixels to construct contexts when coding binary shape information, adaptive bordering and coding of the shape information is performed in such a manner of receiving the shape information and storing a BAB; determining whether to perform frame mode coding or field mode coding based upon characteristics of the BAB; and when the frame mode coding is selected, performing frame mode bordering before performing frame BAB coding, and when the field mode coding is selected, performing field mode bordering before performing field BAB coding.


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