DE3785002T2 - Zweidimensionale filtereinrichtungen mit endlicher impulsantwort. - Google Patents

Zweidimensionale filtereinrichtungen mit endlicher impulsantwort.

Info

Publication number
DE3785002T2
DE3785002T2 DE8787309812T DE3785002T DE3785002T2 DE 3785002 T2 DE3785002 T2 DE 3785002T2 DE 8787309812 T DE8787309812 T DE 8787309812T DE 3785002 T DE3785002 T DE 3785002T DE 3785002 T2 DE3785002 T2 DE 3785002T2
Authority
DE
Germany
Prior art keywords
impulse response
filter devices
dimensional filter
final impulse
final
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
DE8787309812T
Other languages
English (en)
Other versions
DE3785002D1 (de
Inventor
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 DE3785002D1 publication Critical patent/DE3785002D1/de
Publication of DE3785002T2 publication Critical patent/DE3785002T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Image Processing (AREA)
  • Complex Calculations (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE8787309812T 1986-11-17 1987-11-05 Zweidimensionale filtereinrichtungen mit endlicher impulsantwort. Expired - Lifetime DE3785002T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8627417A GB2197766B (en) 1986-11-17 1986-11-17 Two-dimensional finite impulse response filter arrangements

Publications (2)

Publication Number Publication Date
DE3785002D1 DE3785002D1 (de) 1993-04-29
DE3785002T2 true DE3785002T2 (de) 1993-08-19

Family

ID=10607460

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787309812T Expired - Lifetime DE3785002T2 (de) 1986-11-17 1987-11-05 Zweidimensionale filtereinrichtungen mit endlicher impulsantwort.

Country Status (5)

Country Link
US (1) US4805129A (de)
EP (1) EP0268408B1 (de)
JP (1) JP2629748B2 (de)
DE (1) DE3785002T2 (de)
GB (1) GB2197766B (de)

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JP3527259B2 (ja) * 1993-04-12 2004-05-17 松下電器産業株式会社 映像信号処理装置及び処理方法
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US6044172A (en) * 1997-12-22 2000-03-28 Ricoh Company Ltd. Method and apparatus for reversible color conversion
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US6314452B1 (en) 1999-08-31 2001-11-06 Rtimage, Ltd. System and method for transmitting a digital image over a communication network
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US6950558B2 (en) * 2001-03-30 2005-09-27 Ricoh Co., Ltd. Method and apparatus for block sequential processing
US7581027B2 (en) * 2001-06-27 2009-08-25 Ricoh Co., Ltd. JPEG 2000 for efficent imaging in a client/server environment
US7142729B2 (en) * 2001-09-10 2006-11-28 Jaldi Semiconductor Corp. System and method of scaling images using adaptive nearest neighbor
US7154512B2 (en) * 2001-10-26 2006-12-26 Jaldi Semiconductor Corp. System and method for image warping
US7007052B2 (en) * 2001-10-30 2006-02-28 Texas Instruments Incorporated Efficient real-time computation
US7280252B1 (en) 2001-12-19 2007-10-09 Ricoh Co., Ltd. Error diffusion of multiresolutional representations
US6624688B2 (en) 2002-01-07 2003-09-23 Intel Corporation Filtering variable offset amplifer
US7095907B1 (en) 2002-01-10 2006-08-22 Ricoh Co., Ltd. Content and display device dependent creation of smaller representation of images
US6650184B2 (en) 2002-03-15 2003-11-18 Intel Corporation High gain amplifier circuits and their applications
US7120305B2 (en) * 2002-04-16 2006-10-10 Ricoh, Co., Ltd. Adaptive nonlinear image enlargement using wavelet transform coefficients
JP4282286B2 (ja) * 2002-08-22 2009-06-17 富士通株式会社 ディジタルフィルタ装置
JP4286124B2 (ja) * 2003-12-22 2009-06-24 三洋電機株式会社 画像信号処理装置
US20060212502A1 (en) * 2004-12-30 2006-09-21 General Instruments Corporation Method and apparatus for implementing digital filters
US7619639B1 (en) * 2005-09-12 2009-11-17 Nvidia Corporation Adaptive scaling using a programmable video engine
US8983218B2 (en) 2012-04-11 2015-03-17 Texas Instruments Incorporated Virtual boundary processing simplification for adaptive loop filtering (ALF) in video coding
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* Cited by examiner, † Cited by third party
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US4736448A (en) * 1984-03-31 1988-04-05 Kabushiki Kaisha Toshiba Spatial filter
JPH0738217B2 (ja) * 1985-04-18 1995-04-26 ファナック株式会社 空間積和演算装置
GB2183118B (en) * 1985-11-19 1989-10-04 Sony Corp Image signal processing

Also Published As

Publication number Publication date
JP2629748B2 (ja) 1997-07-16
US4805129A (en) 1989-02-14
EP0268408A2 (de) 1988-05-25
EP0268408A3 (en) 1989-11-29
EP0268408B1 (de) 1993-03-24
DE3785002D1 (de) 1993-04-29
GB2197766B (en) 1990-07-25
GB2197766A (en) 1988-05-25
GB8627417D0 (en) 1986-12-17
JPS63132517A (ja) 1988-06-04

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Legal Events

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