DE69412368T2 - Digitale Signalverarbeitung - Google Patents
Digitale SignalverarbeitungInfo
- Publication number
- DE69412368T2 DE69412368T2 DE69412368T DE69412368T DE69412368T2 DE 69412368 T2 DE69412368 T2 DE 69412368T2 DE 69412368 T DE69412368 T DE 69412368T DE 69412368 T DE69412368 T DE 69412368T DE 69412368 T2 DE69412368 T2 DE 69412368T2
- Authority
- DE
- Germany
- Prior art keywords
- signal processing
- digital signal
- digital
- processing
- signal
- 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
-
- 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
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/2628—Alteration of picture size, shape, position or orientation, e.g. zooming, rotation, rolling, perspective, translation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Image Processing (AREA)
- Studio Devices (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Editing Of Facsimile Originals (AREA)
- Complex Calculations (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB939311942A GB9311942D0 (en) | 1993-06-09 | 1993-06-09 | Digital signal processing |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69412368D1 DE69412368D1 (de) | 1998-09-17 |
DE69412368T2 true DE69412368T2 (de) | 1999-03-11 |
Family
ID=10736913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69412368T Expired - Lifetime DE69412368T2 (de) | 1993-06-09 | 1994-06-07 | Digitale Signalverarbeitung |
Country Status (5)
Country | Link |
---|---|
US (1) | US5602870A (de) |
EP (1) | EP0629044B1 (de) |
JP (1) | JPH0721360A (de) |
DE (1) | DE69412368T2 (de) |
GB (1) | GB9311942D0 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5594676A (en) * | 1994-12-22 | 1997-01-14 | Genesis Microchip Inc. | Digital image warping system |
US6618728B1 (en) * | 1996-01-31 | 2003-09-09 | Electronic Data Systems Corporation | Multi-process compression |
JP3651511B2 (ja) * | 1996-03-22 | 2005-05-25 | 富士写真フイルム株式会社 | デジタル画像記録装置および方法 |
US6483951B1 (en) * | 1998-06-26 | 2002-11-19 | Lsi Logic Corporation | Digital video filter sequence for bandwidth constrained systems |
US6288794B1 (en) * | 1998-11-16 | 2001-09-11 | Conexant Systems, Inc. | Variable sample rate converter adaptable to rational ratios |
JP2000209512A (ja) * | 1999-01-20 | 2000-07-28 | Victor Co Of Japan Ltd | 電子ズ―ム回路 |
KR100290856B1 (ko) * | 1999-03-03 | 2001-05-15 | 구자홍 | 디지털 티브이의 영상 확대 장치 |
US6771837B1 (en) * | 1999-09-27 | 2004-08-03 | Genesis Microchip Inc. | Method and apparatus for digital image rescaling with adaptive contrast enhancement |
US6600495B1 (en) * | 2000-01-10 | 2003-07-29 | Koninklijke Philips Electronics N.V. | Image interpolation and decimation using a continuously variable delay filter and combined with a polyphase filter |
US7446783B2 (en) * | 2001-04-12 | 2008-11-04 | Hewlett-Packard Development Company, L.P. | System and method for manipulating an image on a screen |
JP3719213B2 (ja) * | 2002-01-16 | 2005-11-24 | ノーリツ鋼機株式会社 | 画像処理装置、画像処理方法、画像処理プログラム、および画像処理プログラムを記録した記録媒体 |
JP2004064334A (ja) * | 2002-07-26 | 2004-02-26 | Mitsubishi Electric Corp | 撮像装置 |
KR100519776B1 (ko) * | 2003-11-24 | 2005-10-07 | 삼성전자주식회사 | 영상 신호의 해상도 변환 방법 및 장치 |
EP1583031A1 (de) | 2004-03-30 | 2005-10-05 | Dialog Semiconductor GmbH | Zoomalgorithmus |
DE102004019967B4 (de) | 2004-04-23 | 2014-02-13 | Rohde & Schwarz Gmbh & Co. Kg | Signalverarbeitungseinrichtung mit Nachverarbeitung |
US20060033737A1 (en) * | 2004-08-16 | 2006-02-16 | Old William M | Methods and system for visualizing data sets |
JP2008011389A (ja) * | 2006-06-30 | 2008-01-17 | Toshiba Corp | 映像信号スケーリング装置 |
CN101329860A (zh) * | 2007-06-22 | 2008-12-24 | 鸿富锦精密工业(深圳)有限公司 | 图像缩放系统及缩放方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2047041B (en) * | 1979-03-22 | 1983-06-15 | Micro Consultants Ltd | Digital still picture storage system |
US4709394A (en) * | 1985-08-23 | 1987-11-24 | Rca Corporation | Multiplexed real-time pyramid signal processing system |
US5202756A (en) * | 1988-11-09 | 1993-04-13 | Canon Kabushiki Kaisha | Color signal processing apparatus using plural luminance signals |
US4991010A (en) * | 1989-11-13 | 1991-02-05 | Eastman Kodak Company | Dual-mode image interpolation filter operable in a first mode for storing interpolation coefficients and in a second mode for effecting television standards conversion at a pixel rate |
US5119193A (en) * | 1990-09-19 | 1992-06-02 | Nec Corporation | Video-signal processing device |
GB2252467B (en) * | 1991-02-04 | 1994-11-23 | Sony Broadcast & Communication | Television standards converters |
GB2252468B (en) * | 1991-02-04 | 1994-10-19 | Sony Broadcast & Communication | Television standards converters |
US5243433A (en) * | 1992-01-06 | 1993-09-07 | Eastman Kodak Company | Digital image interpolation system for zoom and pan effects |
US5374995A (en) * | 1993-03-22 | 1994-12-20 | Eastman Kodak Company | Method and apparatus for enhancing sharpness of a sequence of images subject to continuous zoom |
US5406334A (en) * | 1993-08-30 | 1995-04-11 | Sony Corporation | Apparatus and method for producing a zoomed image signal |
-
1993
- 1993-06-09 GB GB939311942A patent/GB9311942D0/en active Pending
-
1994
- 1994-06-07 DE DE69412368T patent/DE69412368T2/de not_active Expired - Lifetime
- 1994-06-07 EP EP94201614A patent/EP0629044B1/de not_active Expired - Lifetime
- 1994-06-08 JP JP6126457A patent/JPH0721360A/ja active Pending
-
1996
- 1996-05-02 US US08/641,709 patent/US5602870A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0629044A1 (de) | 1994-12-14 |
DE69412368D1 (de) | 1998-09-17 |
JPH0721360A (ja) | 1995-01-24 |
GB9311942D0 (en) | 1993-07-28 |
US5602870A (en) | 1997-02-11 |
EP0629044B1 (de) | 1998-08-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |