TWI256595B - Two-dimensional pyramid filter architecture - Google Patents
Two-dimensional pyramid filter architectureInfo
- Publication number
- TWI256595B TWI256595B TW091106025A TW91106025A TWI256595B TW I256595 B TWI256595 B TW I256595B TW 091106025 A TW091106025 A TW 091106025A TW 91106025 A TW91106025 A TW 91106025A TW I256595 B TWI256595 B TW I256595B
- Authority
- TW
- Taiwan
- Prior art keywords
- filter architecture
- pyramid filter
- dimensional pyramid
- dimensional
- architecture
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T1/00—General purpose image data processing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/20—Image enhancement or restoration using local operators
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Image Processing (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Networks Using Active Elements (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Complex Calculations (AREA)
- Facsimile Image Signal Circuits (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/823,212 US6889237B2 (en) | 2001-03-30 | 2001-03-30 | Two-dimensional pyramid filter architecture |
Publications (1)
Publication Number | Publication Date |
---|---|
TWI256595B true TWI256595B (en) | 2006-06-11 |
Family
ID=25238098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW091106025A TWI256595B (en) | 2001-03-30 | 2002-03-27 | Two-dimensional pyramid filter architecture |
Country Status (11)
Country | Link |
---|---|
US (1) | US6889237B2 (zh) |
EP (1) | EP1390914B1 (zh) |
JP (1) | JP4323808B2 (zh) |
KR (1) | KR100545015B1 (zh) |
CN (1) | CN100342643C (zh) |
AT (1) | ATE287563T1 (zh) |
AU (1) | AU2002250491A1 (zh) |
DE (1) | DE60202674T2 (zh) |
HK (1) | HK1061734A1 (zh) |
TW (1) | TWI256595B (zh) |
WO (1) | WO2002080104A2 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6636167B1 (en) * | 2000-10-31 | 2003-10-21 | Intel Corporation | Method of generating Huffman code length information |
US6563439B1 (en) * | 2000-10-31 | 2003-05-13 | Intel Corporation | Method of performing Huffman decoding |
US20020174154A1 (en) * | 2001-03-26 | 2002-11-21 | Tinku Acharya | Two-dimensional pyramid filter architecture |
US7263541B2 (en) * | 2003-01-28 | 2007-08-28 | Agere Systems Inc. | Multi-dimensional hybrid and transpose form finite impulse response filters |
US7904841B1 (en) | 2007-10-12 | 2011-03-08 | Lockheed Martin Corporation | Method and system for optimizing digital filters |
KR101708698B1 (ko) | 2015-02-13 | 2017-02-21 | 엘지전자 주식회사 | 냉장고 |
KR102447530B1 (ko) * | 2016-04-15 | 2022-09-26 | 엘지전자 주식회사 | 냉장고 |
Family Cites Families (43)
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US4674125A (en) * | 1983-06-27 | 1987-06-16 | Rca Corporation | Real-time hierarchal pyramid signal processing apparatus |
US4703514A (en) * | 1985-09-16 | 1987-10-27 | Rca Corporation | Programmed implementation of real-time multiresolution signal processing apparatus |
US4829378A (en) * | 1988-06-09 | 1989-05-09 | Bell Communications Research, Inc. | Sub-band coding of images with low computational complexity |
US5359674A (en) * | 1991-12-11 | 1994-10-25 | David Sarnoff Research Center, Inc. | Pyramid processor integrated circuit |
US6567564B1 (en) * | 1996-04-17 | 2003-05-20 | Sarnoff Corporation | Pipelined pyramid processor for image processing systems |
US5875122A (en) * | 1996-12-17 | 1999-02-23 | Intel Corporation | Integrated systolic architecture for decomposition and reconstruction of signals using wavelet transforms |
US6009201A (en) * | 1997-06-30 | 1999-12-28 | Intel Corporation | Efficient table-lookup based visually-lossless image compression scheme |
US6009206A (en) * | 1997-09-30 | 1999-12-28 | Intel Corporation | Companding algorithm to transform an image to a lower bit resolution |
US6091851A (en) * | 1997-11-03 | 2000-07-18 | Intel Corporation | Efficient algorithm for color recovery from 8-bit to 24-bit color pixels |
US6285796B1 (en) * | 1997-11-03 | 2001-09-04 | Intel Corporation | Pseudo-fixed length image compression scheme |
US6151069A (en) * | 1997-11-03 | 2000-11-21 | Intel Corporation | Dual mode digital camera for video and still operation |
US6130960A (en) * | 1997-11-03 | 2000-10-10 | Intel Corporation | Block-matching algorithm for color interpolation |
US6351555B1 (en) * | 1997-11-26 | 2002-02-26 | Intel Corporation | Efficient companding algorithm suitable for color imaging |
US6229578B1 (en) * | 1997-12-08 | 2001-05-08 | Intel Corporation | Edge-detection based noise removal algorithm |
US6094508A (en) * | 1997-12-08 | 2000-07-25 | Intel Corporation | Perceptual thresholding for gradient-based local edge detection |
US6348929B1 (en) * | 1998-01-16 | 2002-02-19 | Intel Corporation | Scaling algorithm and architecture for integer scaling in video |
US6215916B1 (en) * | 1998-02-04 | 2001-04-10 | Intel Corporation | Efficient algorithm and architecture for image scaling using discrete wavelet transforms |
US6392699B1 (en) * | 1998-03-04 | 2002-05-21 | Intel Corporation | Integrated color interpolation and color space conversion algorithm from 8-bit bayer pattern RGB color space to 12-bit YCrCb color space |
US6356276B1 (en) * | 1998-03-18 | 2002-03-12 | Intel Corporation | Median computation-based integrated color interpolation and color space conversion methodology from 8-bit bayer pattern RGB color space to 12-bit YCrCb color space |
US6366694B1 (en) * | 1998-03-26 | 2002-04-02 | Intel Corporation | Integrated color interpolation and color space conversion algorithm from 8-bit Bayer pattern RGB color space to 24-bit CIE XYZ color space |
US6366692B1 (en) * | 1998-03-30 | 2002-04-02 | Intel Corporation | Median computation-based integrated color interpolation and color space conversion methodology from 8-bit bayer pattern RGB color space to 24-bit CIE XYZ color space |
US6154493A (en) * | 1998-05-21 | 2000-11-28 | Intel Corporation | Compression of color images based on a 2-dimensional discrete wavelet transform yielding a perceptually lossless image |
US6124811A (en) * | 1998-07-02 | 2000-09-26 | Intel Corporation | Real time algorithms and architectures for coding images compressed by DWT-based techniques |
US6233358B1 (en) * | 1998-07-13 | 2001-05-15 | Intel Corporation | Image compression using directional predictive coding of the wavelet coefficients |
US6201613B1 (en) * | 1998-07-22 | 2001-03-13 | Xerox Corporation | Automatic image enhancement of halftone and continuous tone images |
US6236765B1 (en) * | 1998-08-05 | 2001-05-22 | Intel Corporation | DWT-based up-sampling algorithm suitable for image display in an LCD panel |
US6047303A (en) * | 1998-08-06 | 2000-04-04 | Intel Corporation | Systolic architecture for computing an inverse discrete wavelet transforms |
US6178269B1 (en) * | 1998-08-06 | 2001-01-23 | Intel Corporation | Architecture for computing a two-dimensional discrete wavelet transform |
US5995210A (en) * | 1998-08-06 | 1999-11-30 | Intel Corporation | Integrated architecture for computing a forward and inverse discrete wavelet transforms |
US6166664A (en) * | 1998-08-26 | 2000-12-26 | Intel Corporation | Efficient data structure for entropy encoding used in a DWT-based high performance image compression |
US6301392B1 (en) * | 1998-09-03 | 2001-10-09 | Intel Corporation | Efficient methodology to select the quantization threshold parameters in a DWT-based image compression scheme in order to score a predefined minimum number of images into a fixed size secondary storage |
US6195026B1 (en) * | 1998-09-14 | 2001-02-27 | Intel Corporation | MMX optimized data packing methodology for zero run length and variable length entropy encoding |
US6108453A (en) * | 1998-09-16 | 2000-08-22 | Intel Corporation | General image enhancement framework |
US6236433B1 (en) * | 1998-09-29 | 2001-05-22 | Intel Corporation | Scaling algorithm for efficient color representation/recovery in video |
US6535648B1 (en) * | 1998-12-08 | 2003-03-18 | Intel Corporation | Mathematical model for gray scale and contrast enhancement of a digital image |
US6151415A (en) * | 1998-12-14 | 2000-11-21 | Intel Corporation | Auto-focusing algorithm using discrete wavelet transform |
US6215908B1 (en) * | 1999-02-24 | 2001-04-10 | Intel Corporation | Symmetric filtering based VLSI architecture for image compression |
US6381357B1 (en) * | 1999-02-26 | 2002-04-30 | Intel Corporation | Hi-speed deterministic approach in detecting defective pixels within an image sensor |
US6275206B1 (en) * | 1999-03-17 | 2001-08-14 | Intel Corporation | Block mapping based up-sampling method and apparatus for converting color images |
US6377280B1 (en) * | 1999-04-14 | 2002-04-23 | Intel Corporation | Edge enhanced image up-sampling algorithm using discrete wavelet transform |
US6292114B1 (en) * | 1999-06-10 | 2001-09-18 | Intel Corporation | Efficient memory mapping of a huffman coded list suitable for bit-serial decoding |
US6373481B1 (en) * | 1999-08-25 | 2002-04-16 | Intel Corporation | Method and apparatus for automatic focusing in an image capture system using symmetric FIR filters |
US6449380B1 (en) * | 2000-03-06 | 2002-09-10 | Intel Corporation | Method of integrating a watermark into a compressed image |
-
2001
- 2001-03-30 US US09/823,212 patent/US6889237B2/en not_active Expired - Lifetime
-
2002
- 2002-03-27 TW TW091106025A patent/TWI256595B/zh active
- 2002-03-28 DE DE60202674T patent/DE60202674T2/de not_active Expired - Lifetime
- 2002-03-28 AU AU2002250491A patent/AU2002250491A1/en not_active Abandoned
- 2002-03-28 EP EP02719406A patent/EP1390914B1/en not_active Expired - Lifetime
- 2002-03-28 CN CNB028106466A patent/CN100342643C/zh not_active Expired - Fee Related
- 2002-03-28 AT AT02719406T patent/ATE287563T1/de not_active IP Right Cessation
- 2002-03-28 JP JP2002578251A patent/JP4323808B2/ja not_active Expired - Fee Related
- 2002-03-28 KR KR1020037012789A patent/KR100545015B1/ko not_active IP Right Cessation
- 2002-03-28 WO PCT/US2002/010166 patent/WO2002080104A2/en active IP Right Grant
-
2004
- 2004-06-25 HK HK04104568A patent/HK1061734A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATE287563T1 (de) | 2005-02-15 |
US6889237B2 (en) | 2005-05-03 |
KR20040005904A (ko) | 2004-01-16 |
EP1390914B1 (en) | 2005-01-19 |
JP4323808B2 (ja) | 2009-09-02 |
JP2005509201A (ja) | 2005-04-07 |
CN100342643C (zh) | 2007-10-10 |
EP1390914A2 (en) | 2004-02-25 |
WO2002080104A2 (en) | 2002-10-10 |
AU2002250491A1 (en) | 2002-10-15 |
WO2002080104A3 (en) | 2003-09-18 |
KR100545015B1 (ko) | 2006-01-24 |
HK1061734A1 (en) | 2004-09-30 |
DE60202674T2 (de) | 2006-01-05 |
CN1511375A (zh) | 2004-07-07 |
US20020161807A1 (en) | 2002-10-31 |
DE60202674D1 (de) | 2005-02-24 |
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