KR920003048B1 - 열화 추정치에 의한 줌 방식 영상 해상도 향상방법 및 장치 - Google Patents
열화 추정치에 의한 줌 방식 영상 해상도 향상방법 및 장치 Download PDFInfo
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- KR920003048B1 KR920003048B1 KR1019840000333A KR840000333A KR920003048B1 KR 920003048 B1 KR920003048 B1 KR 920003048B1 KR 1019840000333 A KR1019840000333 A KR 1019840000333A KR 840000333 A KR840000333 A KR 840000333A KR 920003048 B1 KR920003048 B1 KR 920003048B1
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- 238000000034 method Methods 0.000 title claims description 39
- 230000006866 deterioration Effects 0.000 title claims description 11
- 239000006185 dispersion Substances 0.000 claims description 16
- 239000002131 composite material Substances 0.000 claims description 11
- 238000005070 sampling Methods 0.000 claims description 10
- 230000015556 catabolic process Effects 0.000 claims description 7
- 238000006731 degradation reaction Methods 0.000 claims description 7
- 238000003384 imaging method Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000002708 enhancing effect Effects 0.000 claims 1
- 239000000796 flavoring agent Substances 0.000 claims 1
- 235000019634 flavors Nutrition 0.000 claims 1
- 238000003786 synthesis reaction Methods 0.000 claims 1
- 230000000875 corresponding effect Effects 0.000 description 19
- 230000006870 function Effects 0.000 description 15
- 238000006073 displacement reaction Methods 0.000 description 8
- 239000011159 matrix material Substances 0.000 description 6
- 238000012850 discrimination method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000003672 processing method Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000002596 correlated effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 208000034693 Laceration Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
- H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Image Processing (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Glass Compositions (AREA)
Abstract
Description
Claims (6)
- 점 분산 함수에 의해 특성화된 애퍼츄어를 통해 장면을 볼 수 있는 영상기 및 제1샘플링 비로 특성화된 비디오 데이타 워드의 연속 프레임을 발생시키기 위해 상기 영상기에 응답하는 수단을 포함하는 영상 시스템의 영상 해상도 향상 장치에 있어서, 상기 비디오 데이타 워드를 제2의 고 샘플링 비로 특성화된 합성 비디오 프레임을 갖는 비디오 데이타 워드로 변환시키기 위한 수단, 및 2회 불선명해진 영상에 응답하는 비디오 데이타 워드를 발생시키기 위해 상기 합성 비디오 데이타 워드를 상기 점 분산 함수로 콘벌브 하는 수단(40), 열화 추정치에 대응하는 비디오 데이타 워드를 얻기 위해 상기 2회 불선명해진 영상 비디오 데이타 워드를 상기 합성 비디오 데이타 워드들 중의 대응하는 1개의 합성 비디오 데이타 워드로부터 감산하는 수단(44) 및 향상된 영상 비디오 데이타 워드를 얻기위해 상기 열화 추정치 비디오 데이타 워드와 상기 합성 비디오 데이타 워드를 중의 대응하는 1개의 합성 비디오 데이타 워드를 가산하는 수단(46)을 포함하는 상기 합성 비디오 프레임으로 나타난 영상의 해상도를 향상시키기 위한 수단으로 이루어지는 것을 특징으로 하는 영상 해상도 향상장치.
- 제1항에 있어서, 합성 비디오 프레임으로 변환시키기 위한 상기 수단이 상기 영상기에 의해 발생된 상기 후속되는 비디오 프레임들 중의 변위된 비디오 프레임의 모자이크를 형성하기 위한 다중영상 기입 수단(15)를 포함하는 것을 특징으로 하는 장치.
- 제1항에 있어서, 합성 비디오 프레임으로 변환시키기 위한 상기 수단이 상기 후속되는 비디오 프레임들 중의 한 단일 비디올 프레임 내에서 영상보간기술을 실행하기 위한 수단을 포함하는 것을 특징으로 하는 장치.
- 제1항에 있어서, 나이퀴스트비보다 콘 검출기-대-검출기 샘플링 비를 갖고 있는 검출기의 어레이를 포함하는 것을 특징으로 하는 장치.
- 제1항에 있어서, 상기 해상도 향상 수단이 단일 콘벌루션 마스크를 사용하여 상기 콘벌브 기능, 감산 기능 및 가산 기능을 실행하는 것을 특징으로 하는 장치.
- 점 분산 함수에 의해 특성화된 제한된 애퍼츄어를 갖고있는 장치를 통해 장면을 보는 영상기를 포함하는 영상장치의 영상 해상도를 향상시키기 위한 방법에 있어서, 고 샘플 불선명 영상을 발생시키기 위해 불선명 영상의 샘플링 밀도를 증가시키는 단계, 2회 불선명해진 영상을 발생시키기 위해 상기 고 샘플 불선명 영상을 상기 점 분산함수로 콘벌브하는 단계, 열화 추정치를 얻기 위해 상기 2회 불선명해진 영상을 상기 고 샘플 불선명 영상에서 감산하는 단계, 및 상기 열화추정치를 상기 고 샘플 불선명 영상에 가산하는 단계를 포함하는 것을 특징으로 하는 영상 해상도 향상방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/461,354 US4517599A (en) | 1983-01-27 | 1983-01-27 | Resolution enhancement and zoom by degradation estimates |
US461354 | 1983-01-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR840007476A KR840007476A (ko) | 1984-12-07 |
KR920003048B1 true KR920003048B1 (ko) | 1992-04-13 |
Family
ID=23832233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840000333A KR920003048B1 (ko) | 1983-01-27 | 1984-01-26 | 열화 추정치에 의한 줌 방식 영상 해상도 향상방법 및 장치 |
Country Status (14)
Country | Link |
---|---|
US (1) | US4517599A (ko) |
EP (1) | EP0134244B1 (ko) |
JP (1) | JPH0789373B2 (ko) |
KR (1) | KR920003048B1 (ko) |
AU (1) | AU567445B2 (ko) |
BR (1) | BR8405177A (ko) |
DE (1) | DE3471778D1 (ko) |
EG (1) | EG16645A (ko) |
ES (2) | ES8503914A1 (ko) |
IL (1) | IL70643A (ko) |
IN (1) | IN162952B (ko) |
IT (1) | IT1208666B (ko) |
TR (1) | TR21766A (ko) |
WO (1) | WO1984002989A2 (ko) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4593311A (en) * | 1983-11-30 | 1986-06-03 | Rca Corporation | Electrical registration of CCD imagers |
US4612575A (en) * | 1984-07-24 | 1986-09-16 | E-Systems, Inc. | T.V. video image correction |
US4683496A (en) * | 1985-08-23 | 1987-07-28 | The Analytic Sciences Corporation | System for and method of enhancing images using multiband information |
CA1311297C (en) * | 1986-09-30 | 1992-12-08 | Theodore Stanley Rzeszewski | Video signal enhancement by adaptive digital signal processing |
US4959736A (en) * | 1987-12-29 | 1990-09-25 | Minolta Camera Kabushiki Kaisha | Image signal processing method and apparatus with elongated picture elements |
US4991020A (en) * | 1989-02-17 | 1991-02-05 | Hughes Aircraft Company | Imaging system for providing separate simultaneous real time images from a singel image sensor |
US5023719A (en) * | 1989-10-16 | 1991-06-11 | Hughes Aircraft Company | Imaging system for providing multiple simultaneous real time images |
US5168375A (en) * | 1991-09-18 | 1992-12-01 | Polaroid Corporation | Image reconstruction by use of discrete cosine and related transforms |
US5838371A (en) * | 1993-03-05 | 1998-11-17 | Canon Kabushiki Kaisha | Image pickup apparatus with interpolation and edge enhancement of pickup signal varying with zoom magnification |
US5767987A (en) * | 1994-09-26 | 1998-06-16 | Ricoh Corporation | Method and apparatus for combining multiple image scans for enhanced resolution |
US6285804B1 (en) | 1998-12-21 | 2001-09-04 | Sharp Laboratories Of America, Inc. | Resolution improvement from multiple images of a scene containing motion at fractional pixel values |
US6466618B1 (en) | 1999-11-19 | 2002-10-15 | Sharp Laboratories Of America, Inc. | Resolution improvement for multiple images |
JP4389371B2 (ja) * | 2000-09-28 | 2009-12-24 | 株式会社ニコン | 画像修復装置および画像修復方法 |
US6925210B2 (en) * | 2001-07-09 | 2005-08-02 | Michael Herf | Method for blurring images in real-time |
US7590306B2 (en) * | 2003-11-26 | 2009-09-15 | Ge Medical Systems Global Technology Company, Llc | Resolution adaptive image filtering system and method |
US7773115B2 (en) * | 2004-12-15 | 2010-08-10 | Texas Instruments Incorporated | Method and system for deblurring digital camera images using reference image and motion estimation |
BRPI0707273A2 (pt) * | 2006-01-24 | 2011-04-26 | Univ North Carolina | Sistemas e métodos para a detecção de uma imagem de um objeto pelo uso de um feixe de raios x que tem uma distribuição policromática |
US8433158B2 (en) * | 2008-10-17 | 2013-04-30 | Massachusetts Institute Of Technology | Optical superresolution using multiple images |
CA2745370A1 (en) | 2008-12-01 | 2010-06-10 | Brookhaven Science Associates | Systems and methods for detecting an image of an object using multi-beam imaging from an x-ray beam having a polychromatic distribution |
US8315358B2 (en) * | 2009-06-04 | 2012-11-20 | Nextray, Inc. | Strain matching of crystals and horizontally-spaced monochromator and analyzer crystal arrays in diffraction enhanced imaging systems and related methods |
US8204174B2 (en) * | 2009-06-04 | 2012-06-19 | Nextray, Inc. | Systems and methods for detecting an image of an object by use of X-ray beams generated by multiple small area sources and by use of facing sides of adjacent monochromator crystals |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1580437A (en) * | 1976-06-10 | 1980-12-03 | Emi Ltd | Arrangement for producing a stabilised picture |
US4330833A (en) * | 1978-05-26 | 1982-05-18 | Vicom Systems, Inc. | Method and apparatus for improved digital image processing |
GB2046051B (en) * | 1979-03-29 | 1983-01-26 | Philips Electronic Associated | Real time histogram modification system for image processing |
JPS568140A (en) * | 1979-07-02 | 1981-01-27 | Dainippon Screen Mfg Co Ltd | Emphasizing method of sharpness in image scanning and recording apparatus |
DE2938349C2 (de) * | 1979-09-21 | 1983-05-26 | Aeg-Telefunken Ag, 1000 Berlin Und 6000 Frankfurt | Schaltungsanordnung zur kompatiblen Auflösungserhöhung bei Fernsehsystemen |
US4463381A (en) * | 1980-04-16 | 1984-07-31 | Eastman Kodak Company | Image processing apparatus including a partitioned low pass channel |
US4402006A (en) * | 1981-02-23 | 1983-08-30 | Karlock James A | Image enhancer apparatus |
DE3139483C2 (de) * | 1981-10-03 | 1985-06-13 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Verfahren und Schaltungsanordnung zur Kontraststeigerung |
ATE25453T1 (de) * | 1981-10-19 | 1987-02-15 | Hell Rudolf Dr Ing Gmbh | Verfahren zur verbesserung der kontrastanhebung. |
-
1983
- 1983-01-27 US US06/461,354 patent/US4517599A/en not_active Expired - Fee Related
-
1984
- 1984-01-03 IN IN8/DEL/84A patent/IN162952B/en unknown
- 1984-01-09 IL IL70643A patent/IL70643A/xx unknown
- 1984-01-23 IT IT8447577A patent/IT1208666B/it active
- 1984-01-24 ES ES529101A patent/ES8503914A1/es not_active Expired
- 1984-01-25 EP EP84901030A patent/EP0134244B1/en not_active Expired
- 1984-01-25 DE DE8484901030T patent/DE3471778D1/de not_active Expired
- 1984-01-25 AU AU25768/84A patent/AU567445B2/en not_active Ceased
- 1984-01-25 JP JP59501045A patent/JPH0789373B2/ja not_active Expired - Lifetime
- 1984-01-25 WO PCT/US1984/000116 patent/WO1984002989A2/en active IP Right Grant
- 1984-01-25 BR BR8405177A patent/BR8405177A/pt not_active IP Right Cessation
- 1984-01-26 TR TR21766A patent/TR21766A/xx unknown
- 1984-01-26 KR KR1019840000333A patent/KR920003048B1/ko not_active IP Right Cessation
- 1984-01-28 EG EG60/84A patent/EG16645A/xx active
- 1984-11-23 ES ES537894A patent/ES8606697A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
KR840007476A (ko) | 1984-12-07 |
ES529101A0 (es) | 1985-03-01 |
WO1984002989A3 (en) | 1984-08-30 |
ES537894A0 (es) | 1986-04-01 |
TR21766A (tr) | 1985-06-25 |
IN162952B (ko) | 1988-07-23 |
EG16645A (en) | 1993-02-28 |
BR8405177A (pt) | 1984-12-26 |
ES8503914A1 (es) | 1985-03-01 |
WO1984002989A2 (en) | 1984-08-02 |
DE3471778D1 (en) | 1988-07-07 |
EP0134244B1 (en) | 1988-06-01 |
EP0134244A1 (en) | 1985-03-20 |
AU567445B2 (en) | 1987-11-19 |
IT8447577A0 (it) | 1984-01-23 |
ES8606697A1 (es) | 1986-04-01 |
AU2576884A (en) | 1984-08-15 |
JPS60500237A (ja) | 1985-02-21 |
JPH0789373B2 (ja) | 1995-09-27 |
IL70643A (en) | 1987-10-20 |
IT1208666B (it) | 1989-07-10 |
US4517599A (en) | 1985-05-14 |
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