TW200515802A - Method of conversion of image from low-resolution into high-resolution - Google Patents
Method of conversion of image from low-resolution into high-resolutionInfo
- Publication number
- TW200515802A TW200515802A TW092130173A TW92130173A TW200515802A TW 200515802 A TW200515802 A TW 200515802A TW 092130173 A TW092130173 A TW 092130173A TW 92130173 A TW92130173 A TW 92130173A TW 200515802 A TW200515802 A TW 200515802A
- Authority
- TW
- Taiwan
- Prior art keywords
- resolution
- pixels
- image
- low
- processing pixel
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 7
- 238000006243 chemical reaction Methods 0.000 title abstract 2
- 239000011159 matrix material Substances 0.000 abstract 2
- 238000004458 analytical method Methods 0.000 abstract 1
Classifications
-
- 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
- H04N1/40—Picture signal circuits
- H04N1/40068—Modification of image resolution, i.e. determining the values of picture elements at new relative positions
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/4007—Scaling of whole images or parts thereof, e.g. expanding or contracting based on interpolation, e.g. bilinear interpolation
-
- 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
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Image Processing (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW092130173A TWI225749B (en) | 2003-10-30 | 2003-10-30 | Method of conversion of image from low-resolution into high-resolution |
US10/975,461 US7298928B2 (en) | 2003-10-30 | 2004-10-29 | Method for converting image from low resolution into high resolution |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW092130173A TWI225749B (en) | 2003-10-30 | 2003-10-30 | Method of conversion of image from low-resolution into high-resolution |
Publications (2)
Publication Number | Publication Date |
---|---|
TWI225749B TWI225749B (en) | 2004-12-21 |
TW200515802A true TW200515802A (en) | 2005-05-01 |
Family
ID=34588331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW092130173A TWI225749B (en) | 2003-10-30 | 2003-10-30 | Method of conversion of image from low-resolution into high-resolution |
Country Status (2)
Country | Link |
---|---|
US (1) | US7298928B2 (zh) |
TW (1) | TWI225749B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7468735B2 (en) * | 2003-07-24 | 2008-12-23 | Sony Corporation | Transitioning between two high resolution images in a slideshow |
JP4533067B2 (ja) * | 2004-09-27 | 2010-08-25 | キヤノン株式会社 | 画像処理装置、画像処理方法、及びプログラム |
US7738712B2 (en) * | 2006-01-04 | 2010-06-15 | Aten International Co., Ltd. | Mixing 2-D gradient-difference and interpolation/decimation method and device for scaling a digital image |
TWI413944B (zh) * | 2008-12-16 | 2013-11-01 | Innolux Corp | 影像補償方法及影像補償模組 |
US8666180B2 (en) | 2009-12-04 | 2014-03-04 | Stc.Unm | System and methods of compressed sensing as applied to computer graphics and computer imaging |
US10311548B2 (en) | 2017-09-05 | 2019-06-04 | Microsoft Technology Licensing, Llc | Scaling render targets to a higher rendering resolution to display higher quality video frames |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4720745A (en) * | 1983-06-22 | 1988-01-19 | Digivision, Inc. | Method and apparatus for enhancing video displays |
JP2793466B2 (ja) * | 1992-06-11 | 1998-09-03 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 画像の可変拡大方法及びその装置 |
KR100360206B1 (ko) | 1992-12-10 | 2003-02-11 | 소니 가부시끼 가이샤 | 화상신호변환장치 |
JPH0750752A (ja) * | 1993-08-06 | 1995-02-21 | Fuji Xerox Co Ltd | 画像密度変換方法及び装置 |
JP3195142B2 (ja) * | 1993-10-29 | 2001-08-06 | キヤノン株式会社 | 画像処理方法及び装置 |
US6157749A (en) * | 1997-03-05 | 2000-12-05 | Canon Kabushiki Kaisha | Image processing apparatus and method, and storing medium |
US6281875B1 (en) * | 1998-04-29 | 2001-08-28 | Canon Kabushiki Kaisha | Gradient-based pixel interpolation |
US6222944B1 (en) | 1998-05-07 | 2001-04-24 | Sarnoff Corporation | Down-sampling MPEG image decoder |
US6178272B1 (en) * | 1999-02-02 | 2001-01-23 | Oplus Technologies Ltd. | Non-linear and linear method of scale-up or scale-down image resolution conversion |
US6590938B1 (en) | 1999-09-30 | 2003-07-08 | Conexant Systems, Inc. | DCT domain conversion of a higher definition signal to lower definition signal |
US6812935B1 (en) * | 2000-03-30 | 2004-11-02 | Intel Corporation | Scaling images for display |
-
2003
- 2003-10-30 TW TW092130173A patent/TWI225749B/zh not_active IP Right Cessation
-
2004
- 2004-10-29 US US10/975,461 patent/US7298928B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US7298928B2 (en) | 2007-11-20 |
TWI225749B (en) | 2004-12-21 |
US20070053613A1 (en) | 2007-03-08 |
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Legal Events
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MK4A | Expiration of patent term of an invention patent |