DE60220380D1 - Verfahren zum vorlöschen von rauschen eines bildes - Google Patents
Verfahren zum vorlöschen von rauschen eines bildesInfo
- Publication number
- DE60220380D1 DE60220380D1 DE60220380T DE60220380T DE60220380D1 DE 60220380 D1 DE60220380 D1 DE 60220380D1 DE 60220380 T DE60220380 T DE 60220380T DE 60220380 T DE60220380 T DE 60220380T DE 60220380 D1 DE60220380 D1 DE 60220380D1
- Authority
- DE
- Germany
- Prior art keywords
- image
- deleting noise
- deleting
- noise
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/164—Feedback from the receiver or from the transmission channel
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/18—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a set of transform coefficients
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
- Image Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB01109026XA CN1167034C (zh) | 2001-02-27 | 2001-02-27 | 图像预去噪的方法 |
CN1109026X | 2001-02-27 | ||
PCT/CN2002/000110 WO2002078350A1 (en) | 2001-02-27 | 2002-02-25 | A method for pre-deleting noise of image |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60220380D1 true DE60220380D1 (de) | 2007-07-12 |
DE60220380T2 DE60220380T2 (de) | 2008-01-24 |
Family
ID=4657655
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60235211T Expired - Lifetime DE60235211D1 (de) | 2001-02-27 | 2002-02-25 | Verfahren zum Vorlöschen von Rauschen eines Bildes. |
DE60220380T Expired - Lifetime DE60220380T2 (de) | 2001-02-27 | 2002-02-25 | Verfahren zum vorlöschen von rauschen eines bildes |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60235211T Expired - Lifetime DE60235211D1 (de) | 2001-02-27 | 2002-02-25 | Verfahren zum Vorlöschen von Rauschen eines Bildes. |
Country Status (7)
Country | Link |
---|---|
US (1) | US7194030B2 (de) |
EP (2) | EP1365590B1 (de) |
CN (1) | CN1167034C (de) |
DE (2) | DE60235211D1 (de) |
HK (1) | HK1047647B (de) |
RU (1) | RU2260922C2 (de) |
WO (1) | WO2002078350A1 (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7869500B2 (en) * | 2004-04-27 | 2011-01-11 | Broadcom Corporation | Video encoder and method for detecting and encoding noise |
US7949051B2 (en) * | 2004-05-26 | 2011-05-24 | Broadcom Corporation | Mosquito noise detection and reduction |
JP4359773B2 (ja) * | 2004-06-22 | 2009-11-04 | ソニー株式会社 | 画像圧縮処理装置、画像圧縮処理方法および画像圧縮処理プログラム |
US7590300B2 (en) * | 2004-06-24 | 2009-09-15 | Intel Corporation | Image filtering methods and apparatus |
US8031768B2 (en) * | 2004-12-15 | 2011-10-04 | Maxim Integrated Products, Inc. | System and method for performing optimized quantization via quantization re-scaling |
US7471844B2 (en) * | 2004-12-27 | 2008-12-30 | Intel Corporation | Method, apparatus and system for multi-feature programmable tap filter image processing |
US8218634B2 (en) * | 2005-01-13 | 2012-07-10 | Ntt Docomo, Inc. | Nonlinear, in-the-loop, denoising filter for quantization noise removal for hybrid video compression |
CN101257630B (zh) * | 2008-03-25 | 2012-06-06 | 浙江大学 | 结合三维滤波的视频编码方法和装置 |
US8326075B2 (en) | 2008-09-11 | 2012-12-04 | Google Inc. | System and method for video encoding using adaptive loop filter |
KR20110062008A (ko) * | 2009-12-02 | 2011-06-10 | 삼성전자주식회사 | 화상형성장치 및 그 화상 노이즈 처리 방법 |
CN102740065B (zh) * | 2011-03-31 | 2015-11-25 | 富士通株式会社 | 图像编码方法和系统 |
US8885706B2 (en) | 2011-09-16 | 2014-11-11 | Google Inc. | Apparatus and methodology for a video codec system with noise reduction capability |
US9131073B1 (en) | 2012-03-02 | 2015-09-08 | Google Inc. | Motion estimation aided noise reduction |
US9344729B1 (en) | 2012-07-11 | 2016-05-17 | Google Inc. | Selective prediction signal filtering |
US10102613B2 (en) | 2014-09-25 | 2018-10-16 | Google Llc | Frequency-domain denoising |
CN107895351B (zh) * | 2017-10-30 | 2019-08-20 | 维沃移动通信有限公司 | 一种图像去噪方法及移动终端 |
CN109640166A (zh) * | 2018-08-13 | 2019-04-16 | 张利军 | 基于动感程度的片尾曲选择方法 |
CN110295345A (zh) * | 2019-07-30 | 2019-10-01 | 浦江和平真空镀膜有限公司 | 一种真空镀膜机 |
CN113645468A (zh) * | 2021-08-19 | 2021-11-12 | 广东博华超高清创新中心有限公司 | 动态视觉传感器滤波加速控制方法、系统、设备及应用 |
CN114358040A (zh) * | 2021-11-29 | 2022-04-15 | 国网安徽省电力有限公司马鞍山供电公司 | 一种基于自适应估算阈值法的扰动信号去噪方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5121216A (en) | 1989-07-19 | 1992-06-09 | Bell Communications Research | Adaptive transform coding of still images |
US5325125A (en) | 1992-09-24 | 1994-06-28 | Matsushita Electric Corporation Of America | Intra-frame filter for video compression systems |
JP2894137B2 (ja) * | 1993-01-26 | 1999-05-24 | ケイディディ株式会社 | 動画像符号化におけるプリフィルタ制御方法および装置 |
JPH07107462A (ja) * | 1993-09-29 | 1995-04-21 | Oki Electric Ind Co Ltd | 動画像符号化方法 |
JP3353604B2 (ja) | 1995-08-09 | 2002-12-03 | ソニー株式会社 | 動画像符号化方法及び装置、並びに信号記録媒体 |
US6064450A (en) | 1995-12-06 | 2000-05-16 | Thomson Licensing S.A. | Digital video preprocessor horizontal and vertical filters |
US5787203A (en) | 1996-01-19 | 1998-07-28 | Microsoft Corporation | Method and system for filtering compressed video images |
US5832115A (en) | 1997-01-02 | 1998-11-03 | Lucent Technologies Inc. | Ternary image templates for improved semantic compression |
AU743246B2 (en) * | 1998-11-04 | 2002-01-24 | Mitsubishi Denki Kabushiki Kaisha | Image decoder and image encoder |
WO2000042772A1 (en) * | 1999-01-15 | 2000-07-20 | Koninklijke Philips Electronics N.V. | Coding and noise filtering an image sequence |
US6370502B1 (en) * | 1999-05-27 | 2002-04-09 | America Online, Inc. | Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec |
US7206453B2 (en) * | 2001-05-03 | 2007-04-17 | Microsoft Corporation | Dynamic filtering for lossy compression |
US7003174B2 (en) * | 2001-07-02 | 2006-02-21 | Corel Corporation | Removal of block encoding artifacts |
JP3972751B2 (ja) * | 2001-08-27 | 2007-09-05 | コニカミノルタビジネステクノロジーズ株式会社 | 画像処理装置 |
US7054367B2 (en) * | 2001-12-31 | 2006-05-30 | Emc Corporation | Edge detection based on variable-length codes of block coded video |
-
2001
- 2001-02-27 CN CNB01109026XA patent/CN1167034C/zh not_active Expired - Lifetime
-
2002
- 2002-02-25 DE DE60235211T patent/DE60235211D1/de not_active Expired - Lifetime
- 2002-02-25 RU RU2003126189/09A patent/RU2260922C2/ru active
- 2002-02-25 DE DE60220380T patent/DE60220380T2/de not_active Expired - Lifetime
- 2002-02-25 WO PCT/CN2002/000110 patent/WO2002078350A1/zh active IP Right Grant
- 2002-02-25 EP EP02703466A patent/EP1365590B1/de not_active Expired - Lifetime
- 2002-02-25 EP EP07010584A patent/EP1821548B1/de not_active Expired - Lifetime
- 2002-12-19 HK HK02109221.0A patent/HK1047647B/zh not_active IP Right Cessation
-
2003
- 2003-06-24 US US10/601,732 patent/US7194030B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
HK1047647A1 (en) | 2003-02-28 |
EP1821548B1 (de) | 2010-01-20 |
EP1821548A2 (de) | 2007-08-22 |
EP1365590A1 (de) | 2003-11-26 |
EP1365590B1 (de) | 2007-05-30 |
CN1167034C (zh) | 2004-09-15 |
CN1372224A (zh) | 2002-10-02 |
WO2002078350A1 (en) | 2002-10-03 |
EP1821548A3 (de) | 2008-03-12 |
US7194030B2 (en) | 2007-03-20 |
EP1365590A4 (de) | 2004-05-12 |
DE60235211D1 (de) | 2010-03-11 |
RU2003126189A (ru) | 2005-03-10 |
DE60220380T2 (de) | 2008-01-24 |
HK1047647B (zh) | 2005-05-20 |
US20040062316A1 (en) | 2004-04-01 |
RU2260922C2 (ru) | 2005-09-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |