KR100794798B1 - 시간지연을 완화하면서 역재생하는 영상기기 및 그제어방법 - Google Patents
시간지연을 완화하면서 역재생하는 영상기기 및 그제어방법 Download PDFInfo
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- KR100794798B1 KR100794798B1 KR1020060084419A KR20060084419A KR100794798B1 KR 100794798 B1 KR100794798 B1 KR 100794798B1 KR 1020060084419 A KR1020060084419 A KR 1020060084419A KR 20060084419 A KR20060084419 A KR 20060084419A KR 100794798 B1 KR100794798 B1 KR 100794798B1
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- picture
- pictures
- gop
- temporary storage
- storage unit
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- 102100037812 Medium-wave-sensitive opsin 1 Human genes 0.000 claims description 95
- 238000003384 imaging method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
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Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
- H04N5/782—Television signal recording using magnetic recording on tape
- H04N5/783—Adaptations for reproducing at a rate different from the recording rate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
- H04N5/781—Television signal recording using magnetic recording on disks or drums
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Television Signal Processing For Recording (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (18)
- 하나의 GOP를 구성하는 픽쳐들의 개수보다 많은 개수의 픽쳐가 저장가능한 임시저장부; 및디코딩된 픽쳐가 상기 임시저장부에 저장되도록 상기 임시저장부를 제어하는 제어부;를 포함하고,상기 제어부는,표시되는 픽쳐를 포함하는 현재 GOP의 이전 GOP가 저장되도록 상기 임시저장부를 제어하는 것을 특징으로 하는 영상기기.
- 삭제
- 제 1항에 있어서,상기 임시저장부에 저장가능한 픽쳐의 개수는,2개의 GOP를 구성하는 픽쳐의 개수와 같은 것을 특징으로 하는 영상기기.
- 제 1항에 있어서,상기 GOP는,I픽쳐(Intra-coded picture) 및 P픽쳐(Predicted-coded picture) 중 적어도 하나를 포함하는 것을 특징으로 하는 영상기기.
- 제 4항에 있어서,상기 제어부는,상기 임시저장부에 저장된 픽쳐는 두개의 디코딩된 I픽쳐가 포함되도록 상기 임시저장부를 제어하는 것을 특징으로 하는 영상기기.
- 제 5항에 있어서,상기 두개의 디코딩된 I픽쳐는,연속하는 두개의 GOP 각각에 포함되는 것을 특징으로 하는 영상기기.
- 제 1항에 있어서,상기 저장부에 저장된 픽쳐가 표시되는 디스플레이부;를 더 포함하는 것을 특징으로 하는 영상기기.
- 제 1항에 있어서,GOP를 구성하는 픽쳐의 개수는특정 상수인 것을 특징으로 하는 영상기기.
- 제 8항에 있어서,상기 특정 상수는,15인 것을 특징으로 하는 영상기기.
- 압축된 픽쳐를 디코딩하는 단계; 및하나의 GOP를 구성하는 픽쳐들의 개수보다 많은 개수의 픽쳐가 저장가능한 임시저장부에 상기 디코딩된 픽쳐를 저장하는 단계; 를 포함하고,상기 저장단계는,표시되는 픽쳐를 포함하는 현재 GOP의 이전 GOP가 상기 임시저장부에 저장되도록 수행하는 단계; 를 포함하는 것을 특징으로 하는 영상기기 제어방법.
- 삭제
- 제 10항에 있어서,상기 임시저장부에 저장가능한 픽쳐의 개수는,2개의 GOP를 구성하는 픽쳐의 개수와 같은 것은 특징으로 하는 영상기기 제어방법.
- 제 10항에 있어서,상기 GOP는,I픽쳐(Intra-coded picture) 및 P픽쳐(Predicted-coded picture) 중 적어도 하나를 포함하는 것을 특징으로 하는 영상기기 제어방법.
- 제 13항에 있어서,상기 저장단계는,상기 임시저장부에 저장된 픽쳐가 두개의 디코딩된 I픽쳐를 포함하도록 수행되는 것을 특징으로 하는 영상기기 제어방법.
- 제 14항에 있어서,상기 두 개의 디코딩된 I픽쳐는,연속하는 두 개의 GOP 각각에 포함되는 것을 특징으로 하는 영상기기 제어방법.
- 제 10항에 있어서,상기 저장된 픽쳐를 표시하는 단계; 를 더 포함하는 것을 특징으로 하는 영상기기 제어방법.
- 제 10항에 있어서,GOP를 구성하는 픽쳐의 개수는특정 상수인 것을 특징으로 하는 영상기기 제어방법.
- 제 17항에 있어서,상기 특정 상수는,15인 것을 특징으로 하는 영상기기 제어방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060084419A KR100794798B1 (ko) | 2006-09-01 | 2006-09-01 | 시간지연을 완화하면서 역재생하는 영상기기 및 그제어방법 |
US11/690,964 US8189115B2 (en) | 2006-09-01 | 2007-03-26 | Image device to reverse play with minimal time delay and a method thereof |
CN2007101051693A CN101137057B (zh) | 2006-09-01 | 2007-05-24 | 具有最小时间延迟的反向播放的图像设备及其方法 |
EP07110085.3A EP1895773B1 (en) | 2006-09-01 | 2007-06-12 | Method and apparatus to reverse play with minimal delay |
Applications Claiming Priority (1)
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KR1020060084419A KR100794798B1 (ko) | 2006-09-01 | 2006-09-01 | 시간지연을 완화하면서 역재생하는 영상기기 및 그제어방법 |
Publications (1)
Publication Number | Publication Date |
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KR100794798B1 true KR100794798B1 (ko) | 2008-01-15 |
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KR1020060084419A KR100794798B1 (ko) | 2006-09-01 | 2006-09-01 | 시간지연을 완화하면서 역재생하는 영상기기 및 그제어방법 |
Country Status (4)
Country | Link |
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US (1) | US8189115B2 (ko) |
EP (1) | EP1895773B1 (ko) |
KR (1) | KR100794798B1 (ko) |
CN (1) | CN101137057B (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102281128B1 (ko) | 2020-10-26 | 2021-07-26 | 한창엽 | 영상의 재생 방법 |
KR20220147227A (ko) | 2021-04-27 | 2022-11-03 | 한창엽 | 영상의 재생 방법 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US20130009969A1 (en) * | 2011-07-05 | 2013-01-10 | Netanel Goldberg | Methods circuits & systems for wireless transmission of a video signal from a computing platform |
KR20130058584A (ko) * | 2011-11-25 | 2013-06-04 | 삼성전자주식회사 | 복호화기의 버퍼 관리를 위한 영상 부호화 방법 및 장치, 그 영상 복호화 방법 및 장치 |
CN112449239B (zh) * | 2019-08-30 | 2023-05-02 | 阿里巴巴集团控股有限公司 | 视频播放方法、装置及电子设备 |
CN114697751B (zh) * | 2022-03-23 | 2023-05-09 | 成都智元汇信息技术股份有限公司 | 一种视频倒放防重切的方法及系统 |
US20240305858A1 (en) * | 2023-03-08 | 2024-09-12 | Snap Inc. | Real time rewind playback |
Citations (4)
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JP2004048598A (ja) | 2002-07-15 | 2004-02-12 | Sony Corp | 画像データ再生装置及び方法 |
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2006
- 2006-09-01 KR KR1020060084419A patent/KR100794798B1/ko active IP Right Grant
-
2007
- 2007-03-26 US US11/690,964 patent/US8189115B2/en active Active
- 2007-05-24 CN CN2007101051693A patent/CN101137057B/zh active Active
- 2007-06-12 EP EP07110085.3A patent/EP1895773B1/en active Active
Patent Citations (4)
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US6058241A (en) | 1995-01-31 | 2000-05-02 | Sony Corporation | Playback method and apparatus for reproducing encoded data in a reverse playback operation |
KR100268485B1 (ko) | 1997-07-18 | 2000-10-16 | 윤종용 | 엠펙비디오데이타디코딩방법 |
JP2004048598A (ja) | 2002-07-15 | 2004-02-12 | Sony Corp | 画像データ再生装置及び方法 |
KR20040106823A (ko) * | 2003-06-11 | 2004-12-18 | 삼성전자주식회사 | 디지털 비디오 스트림의 역재생을 위한 동적인 버퍼 제어장치 및 그 방법 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102281128B1 (ko) | 2020-10-26 | 2021-07-26 | 한창엽 | 영상의 재생 방법 |
KR20220147227A (ko) | 2021-04-27 | 2022-11-03 | 한창엽 | 영상의 재생 방법 |
Also Published As
Publication number | Publication date |
---|---|
EP1895773B1 (en) | 2018-08-22 |
CN101137057A (zh) | 2008-03-05 |
US20080055484A1 (en) | 2008-03-06 |
US8189115B2 (en) | 2012-05-29 |
CN101137057B (zh) | 2013-01-02 |
EP1895773A3 (en) | 2011-07-13 |
EP1895773A2 (en) | 2008-03-05 |
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