CN1306820C - Fractional pixel filter system and its filter method for video frequency decoding chip - Google Patents
Fractional pixel filter system and its filter method for video frequency decoding chip Download PDFInfo
- Publication number
- CN1306820C CN1306820C CNB2004100703639A CN200410070363A CN1306820C CN 1306820 C CN1306820 C CN 1306820C CN B2004100703639 A CNB2004100703639 A CN B2004100703639A CN 200410070363 A CN200410070363 A CN 200410070363A CN 1306820 C CN1306820 C CN 1306820C
- Authority
- CN
- China
- Prior art keywords
- filtering
- pixel
- decoding chip
- video decoding
- filter
- 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
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000001914 filtration Methods 0.000 claims abstract description 87
- 239000011159 matrix material Substances 0.000 claims abstract description 38
- 230000004087 circulation Effects 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000008569 process Effects 0.000 description 8
- 101150039623 Clip1 gene Proteins 0.000 description 7
- 101100060194 Caenorhabditis elegans clip-1 gene Proteins 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 241000288673 Chiroptera Species 0.000 description 3
- 230000008520 organization Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Landscapes
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
xFracL |
0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | |
| 0 | 1 | 2 | 3 | 0 | 1 | 2 | 3 | 0 | 1 | 2 | 3 | 0 | 1 | 2 | 3 |
predMatrix [x,y] | D | d | h | n | a | e | I | p | b | f | j | q | c | g | k | R |
Claims (17)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100703639A CN1306820C (en) | 2004-07-29 | 2004-07-29 | Fractional pixel filter system and its filter method for video frequency decoding chip |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100703639A CN1306820C (en) | 2004-07-29 | 2004-07-29 | Fractional pixel filter system and its filter method for video frequency decoding chip |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1589020A CN1589020A (en) | 2005-03-02 |
CN1306820C true CN1306820C (en) | 2007-03-21 |
Family
ID=34604448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100703639A Expired - Lifetime CN1306820C (en) | 2004-07-29 | 2004-07-29 | Fractional pixel filter system and its filter method for video frequency decoding chip |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1306820C (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100455025C (en) * | 2005-07-21 | 2009-01-21 | 华为技术有限公司 | Fractional pixel interpolation method and encoding and decoding apparatus |
CN100394797C (en) * | 2006-04-13 | 2008-06-11 | 上海交通大学 | Method of realizing VLSI of brightness interpolator based on AVS movement compensation |
CN100576918C (en) * | 2007-06-27 | 2009-12-30 | 中国科学院微电子研究所 | Standard interframe prediction pixel generation device for digital audio and video coding and decoding technology |
CN104811739A (en) * | 2015-04-27 | 2015-07-29 | 重庆邮电大学 | H.264 rapid interpolation method based on movement compensation |
CN106507118B (en) * | 2016-11-28 | 2019-10-11 | 浪潮集团有限公司 | A kind of bimodulus brightness interpolating filter structure and method |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1129383A (en) * | 1994-10-31 | 1996-08-21 | 大宇电子株式会社 | Post-processing method for use in an image signal decoding system |
US6259734B1 (en) * | 1998-04-03 | 2001-07-10 | Matsushita Electric Industrial Co., Ltd. | Image processing method, image processing apparatus, and data storage media |
EP1296523A2 (en) * | 2001-09-25 | 2003-03-26 | Broadcom Corporation | Method and apparatus for improved motion estimation and compensation in digital video compression and decompression |
CN1460380A (en) * | 2001-04-04 | 2003-12-03 | 三菱电机株式会社 | Method for segmenting multi-resolution video objects |
CN1493157A (en) * | 2001-09-12 | 2004-04-28 | ���µ�����ҵ��ʽ���� | Image coding method and image decoding method |
-
2004
- 2004-07-29 CN CNB2004100703639A patent/CN1306820C/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1129383A (en) * | 1994-10-31 | 1996-08-21 | 大宇电子株式会社 | Post-processing method for use in an image signal decoding system |
US6259734B1 (en) * | 1998-04-03 | 2001-07-10 | Matsushita Electric Industrial Co., Ltd. | Image processing method, image processing apparatus, and data storage media |
CN1460380A (en) * | 2001-04-04 | 2003-12-03 | 三菱电机株式会社 | Method for segmenting multi-resolution video objects |
CN1493157A (en) * | 2001-09-12 | 2004-04-28 | ���µ�����ҵ��ʽ���� | Image coding method and image decoding method |
EP1296523A2 (en) * | 2001-09-25 | 2003-03-26 | Broadcom Corporation | Method and apparatus for improved motion estimation and compensation in digital video compression and decompression |
Also Published As
Publication number | Publication date |
---|---|
CN1589020A (en) | 2005-03-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1199471C (en) | Image, sound processing device of improving process efficiency | |
CN1238798C (en) | Double cubic filter | |
CN1238799C (en) | Secondary pixel interpolation in motion estimation and compensation | |
CN1662068A (en) | Moving image encoding apparatus and moving image processing apparatus | |
CN1256849C (en) | Method and apparatus for 1/4 pixel precision interpolation | |
CN1119386A (en) | Picture coding and decoding apparatus | |
CN1456999A (en) | Color movement vector integerization | |
CN1489391A (en) | Space predicting method and apparatus for video encoding | |
CN1469632A (en) | Video frequency coding/decoding method and equipment | |
CN1816149A (en) | Filtering-wave method of removing blocking-effect in video-frequency picture and loop filter | |
CN1428939A (en) | Video coder | |
CN1909666A (en) | Motion estimation apparatus | |
CN1816154A (en) | Method and apparatus for motion estimation | |
CN1359048A (en) | Display driver, display device and electronic equipment having said display driver | |
CN1449198A (en) | Moving picture coding method, moving picture coding apparatus, and moving picture coding program | |
CN1270541C (en) | Decoder and method thereof, coding device and method thereof, image processing system and method thereof | |
CN1652608A (en) | Data processing device and method of same, and encoding device and decoding device | |
CN1216495C (en) | Video image sub-picture-element interpolation method and device | |
CN1240225C (en) | Picture coding device and picture coding method | |
CN1306820C (en) | Fractional pixel filter system and its filter method for video frequency decoding chip | |
CN1652605A (en) | Video codecs, data processing systems and methods for the same | |
CN1750635A (en) | Video evaluation device and method, frame rate determination device, and video process device | |
CN1801936A (en) | Motion image code controlling method and code device | |
CN1856997A (en) | 8x8 transform and quantization | |
CN1306821C (en) | Method and its device for forming moving vector prediction in video image |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZHANXUN COMMUNICATIONS (SHANGHAI) CO., LTD. Free format text: FORMER OWNER: UNITED XINYUAN DIGITAL AUDIO-VIDEO TECHNOLOGY (BEIJING) CO., LTD. Effective date: 20070608 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070608 Address after: 201203 Shanghai city Zuchongzhi road Pudong Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee after: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Address before: 100080 North building, room 6, 140 South Road, Haidian District Academy of Sciences, Beijing Patentee before: UNITED XINYUAN DIGITAL AUDIO V |
|
TR01 | Transfer of patent right |
Effective date of registration: 20190313 Address after: 101399 Building 8-07, Ronghui Garden 6, Shunyi Airport Economic Core Area, Beijing Patentee after: Xin Xin finance leasing (Beijing) Co.,Ltd. Address before: 201203 Shanghai city Zuchongzhi road Pudong Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee before: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20050302 Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Assignor: Xin Xin finance leasing (Beijing) Co.,Ltd. Contract record no.: X2021110000008 Denomination of invention: Fractional pixel filtering system and filtering method for video decoder chip Granted publication date: 20070321 License type: Exclusive License Record date: 20210317 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221025 Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee after: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Address before: 101399 Building 8-07, Ronghui Garden 6, Shunyi Airport Economic Core Area, Beijing Patentee before: Xin Xin finance leasing (Beijing) Co.,Ltd. |
|
TR01 | Transfer of patent right |