DE3650348D1 - Zweidimensionalfiltereinrichtungen mit begrenzter Impulsantwort. - Google Patents

Zweidimensionalfiltereinrichtungen mit begrenzter Impulsantwort.

Info

Publication number
DE3650348D1
DE3650348D1 DE3650348T DE3650348T DE3650348D1 DE 3650348 D1 DE3650348 D1 DE 3650348D1 DE 3650348 T DE3650348 T DE 3650348T DE 3650348 T DE3650348 T DE 3650348T DE 3650348 D1 DE3650348 D1 DE 3650348D1
Authority
DE
Germany
Prior art keywords
impulse response
filter devices
dimensional filter
limited impulse
limited
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
Application number
DE3650348T
Other languages
English (en)
Other versions
DE3650348T2 (de
Inventor
John William Richards
Morgan William Amos David
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE3650348D1 publication Critical patent/DE3650348D1/de
Publication of DE3650348T2 publication Critical patent/DE3650348T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0202—Two or more dimensional filters; Filters for complex signals
DE3650348T 1985-12-17 1986-12-16 Zweidimensionalfiltereinrichtungen mit begrenzter Impulsantwort. Expired - Lifetime DE3650348T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8531081A GB2184316B (en) 1985-12-17 1985-12-17 Two-dimensional finite impulse response filter arrangements.

Publications (2)

Publication Number Publication Date
DE3650348D1 true DE3650348D1 (de) 1995-08-10
DE3650348T2 DE3650348T2 (de) 1995-12-14

Family

ID=10589901

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3650348T Expired - Lifetime DE3650348T2 (de) 1985-12-17 1986-12-16 Zweidimensionalfiltereinrichtungen mit begrenzter Impulsantwort.

Country Status (5)

Country Link
US (1) US4802110A (de)
EP (1) EP0230752B1 (de)
JP (1) JP2605265B2 (de)
DE (1) DE3650348T2 (de)
GB (1) GB2184316B (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5058038A (en) * 1989-12-13 1991-10-15 Ricoh Corporation Method to connect wide size scanner to laser printer engine for copying with size reduction
GB2244622B (en) * 1990-05-30 1994-06-15 Sony Corp Image signal processing
US5101446A (en) * 1990-05-31 1992-03-31 Aware, Inc. Method and apparatus for coding an image
AU8091491A (en) * 1990-05-31 1991-12-31 Aware, Inc. Improved image compression system
DE4023075A1 (de) * 1990-07-20 1992-01-23 Ant Nachrichtentech Digitales fir-filter
JP2857292B2 (ja) * 1991-12-18 1999-02-17 ゼロックス コーポレイション ２次元デジタルフィルタを実現するための装置
GB9202613D0 (en) * 1992-02-07 1992-03-25 Questech Ltd Improvements in and relating to digital filters
DE69433031T2 (de) * 1993-01-22 2004-04-22 Olympus Optical Co., Ltd. Bildprozessor
US5784046A (en) * 1993-07-01 1998-07-21 Intel Corporation Horizontally scaling image signals using digital differential accumulator processing
JP3251421B2 (ja) * 1994-04-11 2002-01-28 株式会社日立製作所 半導体集積回路
AUPM607994A0 (en) * 1994-06-03 1994-06-30 Masters, John A data conversion technique
US6067214A (en) * 1995-02-14 2000-05-23 Iomega Corporation Data cartridge marker for foreign object detection
US5986838A (en) 1995-02-14 1999-11-16 Iomega Corporation Thin retroreflective marker for data storage cartridge
US5764558A (en) * 1995-08-25 1998-06-09 International Business Machines Corporation Method and system for efficiently multiplying signed and unsigned variable width operands
US5787209A (en) * 1996-02-05 1998-07-28 Hewlett-Packard Company Method of filtering images using image compressibility to determine threshold parameter
US5835630A (en) * 1996-05-08 1998-11-10 Xerox Corporation Modular time-varying two-dimensional filter
KR100222682B1 (ko) * 1996-05-31 1999-10-01 윤종용 영상 재생 장치의 수직 압축 회로
DE69808798T2 (de) 1997-12-19 2003-09-18 Bae Systems Plc Farnborough Digitales signalfilter unter verwendung von ungewichteten neuralen techniken
CN1227881C (zh) * 1999-10-04 2005-11-16 日本电气株式会社 处理数字信号的解调器和并行fir滤波器
TW589870B (en) * 2000-12-19 2004-06-01 Pts Corp Adaptive transforms
JP4286124B2 (ja) * 2003-12-22 2009-06-24 三洋電機株式会社 画像信号処理装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58133088A (ja) * 1982-02-03 1983-08-08 Nec Corp テレビジヨン信号の適応符号化・復号化装置
US4610026A (en) * 1982-04-30 1986-09-02 Hitachi, Ltd. Method of and apparatus for enlarging/reducing two-dimensional images
JPS58202682A (ja) * 1982-05-21 1983-11-25 Sony Corp 波形符号化装置
JPS5951686A (ja) * 1982-09-02 1984-03-26 Hitachi Medical Corp デイジタルフイルタ法及びデイジタルフイルタ
GB8410597D0 (en) * 1984-04-25 1984-05-31 Quantel Ltd Video signal processing
GB2172167B (en) * 1985-03-07 1988-06-15 Sony Corp Video signal processing

Also Published As

Publication number Publication date
DE3650348T2 (de) 1995-12-14
JP2605265B2 (ja) 1997-04-30
US4802110A (en) 1989-01-31
JPS62161211A (ja) 1987-07-17
EP0230752A2 (de) 1987-08-05
EP0230752B1 (de) 1995-07-05
GB8531081D0 (en) 1986-01-29
GB2184316A (en) 1987-06-17
GB2184316B (en) 1989-10-11
EP0230752A3 (en) 1989-07-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition