KR960009757A - 양방향 움직임 추정방법 및 장치 - Google Patents
양방향 움직임 추정방법 및 장치 Download PDFInfo
- Publication number
- KR960009757A KR960009757A KR1019940021560A KR19940021560A KR960009757A KR 960009757 A KR960009757 A KR 960009757A KR 1019940021560 A KR1019940021560 A KR 1019940021560A KR 19940021560 A KR19940021560 A KR 19940021560A KR 960009757 A KR960009757 A KR 960009757A
- Authority
- KR
- South Korea
- Prior art keywords
- motion
- information
- backward
- motion prediction
- prediction process
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/42—Flyback transformers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/537—Motion estimation other than block-based
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Processing Or Creating Images (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (6)
- 저전송을 동화상 압축시스템에 있어서, 프레임간 움직임 정보의 추출을 위해 움직임이 발생한 영역의 성분을 추출한 다음 동일한 움직임을 갖는 물체들을 인떽싱하고, 이를 물체 단위로 움직임을 추정할 때 이전에 재생된 데이타를 이용하여 현재 프레임에 찾아진 물체가 어떤 방향으로 이동했는지를 찾아내는 후방 움직임예 측과정; 상기 후방 움직임예측과정을 통해 현재 찾아진 물체의 모양정보를 이용하여 다음 프레임에서 물체가 어떤 방향으로 이동할 것인지를 결정하는 전방 움직임예측과정; 및 현재의 움직임 예측모드에 따라 상기 후방 움직임예측과정에서 출력되는 데이타 후은 전방 움직임예측과정에서 출력되는 데이타를 선택하여 전송하는 데이타 전송과정을 포함하는 것을 특징으로 하는 양방향 움직임 추정방법.
- 제1항에 있어서, 상기 후방 움직임예측과정에서는 물체에 대한 움직임정보와 모양정보를 전송하는 것을 특징으로 하는 양방향 움직임 추정방법.
- 제1항에 있어서, 상기 전방 움직임예측과정에서는 물체에 대한 이전에 찾아진 물체들의 인멕스정보와 움직임정보를 전송하는 것을 특징으로 하는 양방향 움직임 추정방법.
- 저전송율 동화상 압축시스템에 있어서, 프레임간 움직임 정보의 추출을 위해 움직임이 발생한 영역의 성분을 추출한 다음 동일한 움직임을 갖는 물체들을 인덱싱하고, 이를 물체 단위로 움직임을 추정할 때 이전에 재생된 데이타를 이용하여 현재 프레임에 찾아진 물체가 어떤 방향으로 이동했는지를 찾아내는 후방 움직임예측수단; 상기 후방 움직임예측수단을 통해 현재 찾아진 물체의 모양정보를 이용하여 다음 프레임에서 물체가 어떤 방향으로 이동할 것인지를 결정하는 전방 움직임예측수단; 및 현재의 움직임 예측모드에 따라 상기 후방 움직임예측수단에서 출력되는 데이타 혹은 전방 움직임예측수단에서 출력되는 데이타률 선랙하여 전송하는 모드선택 및 데이타선택수단을 포함하는 것을 특징으로 하는 양방향 움직임 추정장치.
- 제4항에 있어서. 상기 후방 움직임예측수단에서는 물체에 대한 움직임정보와 모양정보를 전송하는 것을 특징으로 하는 양방향 움진임 추정장치.
- 제4항에 있어서, 상기 전방 움직임예측수단에서는 물체에 대한 이전에 찾아진 물체들의 인덱스정보와 움직임정보를 전송하는 것을 특징으로 하는 양방향 움직임 추정장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940021560A KR100287211B1 (ko) | 1994-08-30 | 1994-08-30 | 양방향 움직임 추정방법 및 장치 |
US08/366,096 US5642166A (en) | 1994-08-30 | 1994-12-29 | Bi-directional motion estimation method and apparatus thereof |
JP01818095A JP3736869B2 (ja) | 1994-08-30 | 1995-02-06 | 両方向の動き推定方法および装置 |
FR9502034A FR2724083B1 (fr) | 1994-08-30 | 1995-02-22 | Procede d'estimation du mouvement bidirectionnel et dispositif correspondant |
DE1995106372 DE19506372B4 (de) | 1994-08-30 | 1995-02-23 | Bi-Direktionales Bewegungsschätzverfahren und ein dafür vorgesehenes Gerät |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940021560A KR100287211B1 (ko) | 1994-08-30 | 1994-08-30 | 양방향 움직임 추정방법 및 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960009757A true KR960009757A (ko) | 1996-03-22 |
KR100287211B1 KR100287211B1 (ko) | 2001-04-16 |
Family
ID=19391476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940021560A KR100287211B1 (ko) | 1994-08-30 | 1994-08-30 | 양방향 움직임 추정방법 및 장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5642166A (ko) |
JP (1) | JP3736869B2 (ko) |
KR (1) | KR100287211B1 (ko) |
DE (1) | DE19506372B4 (ko) |
FR (1) | FR2724083B1 (ko) |
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JP3688489B2 (ja) * | 1998-12-25 | 2005-08-31 | 株式会社東芝 | 画像認識方法および画像認識装置 |
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GB2352076B (en) * | 1999-07-15 | 2003-12-17 | Mitsubishi Electric Inf Tech | Method and apparatus for representing and searching for an object in an image |
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KR100708091B1 (ko) * | 2000-06-13 | 2007-04-16 | 삼성전자주식회사 | 양방향 움직임 벡터를 이용한 프레임 레이트 변환 장치 및그 방법 |
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JP4462823B2 (ja) * | 2002-11-20 | 2010-05-12 | ソニー株式会社 | 画像信号の処理装置および処理方法、それに使用される係数データの生成装置および生成方法、並びに各方法を実行するためのプログラム |
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-
1994
- 1994-08-30 KR KR1019940021560A patent/KR100287211B1/ko not_active IP Right Cessation
- 1994-12-29 US US08/366,096 patent/US5642166A/en not_active Expired - Lifetime
-
1995
- 1995-02-06 JP JP01818095A patent/JP3736869B2/ja not_active Expired - Fee Related
- 1995-02-22 FR FR9502034A patent/FR2724083B1/fr not_active Expired - Fee Related
- 1995-02-23 DE DE1995106372 patent/DE19506372B4/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0879768A (ja) | 1996-03-22 |
FR2724083B1 (fr) | 1998-03-06 |
KR100287211B1 (ko) | 2001-04-16 |
US5642166A (en) | 1997-06-24 |
JP3736869B2 (ja) | 2006-01-18 |
DE19506372A1 (de) | 1996-03-07 |
DE19506372B4 (de) | 2004-12-30 |
FR2724083A1 (fr) | 1996-03-01 |
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