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KR900019396A - 화상신호의 부호복호화기 - Google Patents

화상신호의 부호복호화기 Download PDF

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Publication number
KR900019396A
KR900019396A KR1019900006226A KR900006226A KR900019396A KR 900019396 A KR900019396 A KR 900019396A KR 1019900006226 A KR1019900006226 A KR 1019900006226A KR 900006226 A KR900006226 A KR 900006226A KR 900019396 A KR900019396 A KR 900019396A
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KR
South Korea
Prior art keywords
decoder
signal
image
input image
code
Prior art date
Application number
KR1019900006226A
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English (en)
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KR930007552B1 (ko
Inventor
다까히로 후꾸하라
도꾸미찌 무라까미
Original Assignee
시기 모리야
미쯔비시덴끼 가부시끼가이샤
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Publication of KR900019396A publication Critical patent/KR900019396A/ko
Application granted granted Critical
Publication of KR930007552B1 publication Critical patent/KR930007552B1/ko

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/001—Model-based coding, e.g. wire frame
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/4115—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures involving the recognition of specific patterns, e.g. by symbol matching

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Data Mining & Analysis (AREA)
  • Evolutionary Biology (AREA)
  • Evolutionary Computation (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)

Abstract

내용 없음

Description

화상신호의 부호복호화기
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 1실시예에 의한 부호복호화기의 구성을 도시한 블럭도, 제4도는 본 발명의 부호복호화기에 사용되는 다이나믹 코드북의 구성도, 제5도는 본 발명의 다른 실시예에 의한 부호복호화기를 도시한 블럭도.

Claims (3)

  1. 디지탈화된 입력화상의 내용에 따라서 대응하는 부호화신호와 파라미터 정보 신호를 출력하는 분석부호화기(6), 상기 부호화신호와 파라미터 정보신호를 입력해서 재생화상을 출력하는 합성복호화기(10), 상기 분석부호화기(6)과 상기 합성복호화기(10)에 각각 접속되며, 상기 입력화상(101)의 3차원 모델, 입력 화상의 각 요소의 특징화상의 형상정보, 위치 정보를 지식으로 해서 갖는 지식데이타 베이스(7)과 상기 분석 부호화기(6)과 상기 합성복호화기(10)에 각각 접속되며, 상기 3차원 모델의 각 구성요소인 3각형내의 화소의 휘도값 및 이 3각형의 번호를 기억하여 출현빈도가 적어진 3각형에 대해서는 이것을 소거하는 학습기능을 갖는 다이나믹 코드북(8)를 포함하는 화상신호의 부호복호화기.
  2. 특허청구의 범위 제1항에 있어서, 또 상기 분석부호화기(6)에 접속되며, 송신측에서 송출해야할 부호화데이타를 선택하는 제2의 선택회로(9a)와 상기 합성복호화기(10)에 접속되며 수신측에서 수신해야할 부호와 데이타를 선택하는 제2의 선택회로(9b)를 포함하는 화상신호의 부호복호화기.
  3. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900006226A 1989-05-11 1990-05-03 화상신호의 부호 복호화장치 KR930007552B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1-117928 1989-05-11
JP11792889A JP2879824B2 (ja) 1989-05-11 1989-05-11 画像信号の符号化器及び復号化器
JP89-117928 1989-05-11

Publications (2)

Publication Number Publication Date
KR900019396A true KR900019396A (ko) 1990-12-24
KR930007552B1 KR930007552B1 (ko) 1993-08-12

Family

ID=14723673

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900006226A KR930007552B1 (ko) 1989-05-11 1990-05-03 화상신호의 부호 복호화장치

Country Status (3)

Country Link
US (1) US5014334A (ko)
JP (1) JP2879824B2 (ko)
KR (1) KR930007552B1 (ko)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5675668A (en) * 1992-04-08 1997-10-07 Kawaski Steel Corporation Coding method, semiconductor memory for implementing coding method, decoder for semiconductor memory and method for identification of hand-written characters
SE9400761L (sv) * 1994-03-03 1995-06-12 Integrated Vision Prod Anordning och förfarande för inläsning och komprimering av data för telefaxöverföring
US5621819A (en) * 1994-04-22 1997-04-15 Victor Company Of Japan, Ltd. Multidimensional multi-valued color image compression and decompression method
JPH0984006A (ja) * 1995-09-18 1997-03-28 Toshiba Corp 無線通信システム、ファイル作成方法及びファイル参照方法
US5974174A (en) * 1996-09-26 1999-10-26 Victor Company Of Japan, Ltd. Picture-information processing apparatus
US6529635B1 (en) * 1997-12-15 2003-03-04 Intel Corporation Shape-based image compression/decompression using pattern matching
US6633674B1 (en) * 1999-11-24 2003-10-14 General Electric Company Picture archiving and communication system employing improved data compression
CA2674919A1 (en) * 2007-01-11 2008-07-17 Electronics And Telecommunications Research Institute Method and apparatus for encoding/decoding 3d mesh information including stitching information
US8014578B2 (en) * 2007-02-05 2011-09-06 General Electric Company Method and system for image segmentation using models
US8605963B2 (en) * 2007-03-19 2013-12-10 General Electric Company Atlas-based image compression
US10834413B2 (en) * 2018-08-24 2020-11-10 Disney Enterprises, Inc. Fast and accurate block matching for computer generated content

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107648A (en) * 1976-04-12 1978-08-15 Bell Telephone Laboratories, Incorporated Scan encoding of two dimensional pictorial entities
GB8528143D0 (en) * 1985-11-14 1985-12-18 British Telecomm Image encoding & synthesis
JP2864015B2 (ja) * 1987-06-30 1999-03-03 ケイディディ株式会社 画像信号の知的符号化方式

Also Published As

Publication number Publication date
US5014334A (en) 1991-05-07
JP2879824B2 (ja) 1999-04-05
JPH02296477A (ja) 1990-12-07
KR930007552B1 (ko) 1993-08-12

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