DE3688353T2 - Nichtrekursiver zweidimensionaler digitalfilter. - Google Patents

Nichtrekursiver zweidimensionaler digitalfilter.

Info

Publication number
DE3688353T2
DE3688353T2 DE8686307163T DE3688353T DE3688353T2 DE 3688353 T2 DE3688353 T2 DE 3688353T2 DE 8686307163 T DE8686307163 T DE 8686307163T DE 3688353 T DE3688353 T DE 3688353T DE 3688353 T2 DE3688353 T2 DE 3688353T2
Authority
DE
Germany
Prior art keywords
slower
data
filter
signal
horizontal
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
DE8686307163T
Other languages
English (en)
Other versions
DE3688353D1 (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
Publication of DE3688353D1 publication Critical patent/DE3688353D1/de
Application granted granted Critical
Publication of DE3688353T2 publication Critical patent/DE3688353T2/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)
  • Filters That Use Time-Delay Elements (AREA)
  • Networks Using Active Elements (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Image Processing (AREA)
  • Complex Calculations (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Television Systems (AREA)
DE8686307163T 1985-10-04 1986-09-17 Nichtrekursiver zweidimensionaler digitalfilter. Expired - Lifetime DE3688353T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8524533A GB2181318B (en) 1985-10-04 1985-10-04 Two-dimensional finite impulse response filters

Publications (2)

Publication Number Publication Date
DE3688353D1 DE3688353D1 (de) 1993-06-03
DE3688353T2 true DE3688353T2 (de) 1993-08-26

Family

ID=10586202

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686307163T Expired - Lifetime DE3688353T2 (de) 1985-10-04 1986-09-17 Nichtrekursiver zweidimensionaler digitalfilter.

Country Status (7)

Country Link
US (1) US4821223A (de)
EP (1) EP0218396B1 (de)
JP (1) JPH0740659B2 (de)
AT (1) ATE88843T1 (de)
CA (1) CA1265589A (de)
DE (1) DE3688353T2 (de)
GB (1) GB2181318B (de)

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JP2870756B2 (ja) * 1988-04-20 1999-03-17 株式会社リコー 空間フィルタ画像処理装置
US5319451A (en) * 1988-05-31 1994-06-07 Canon Kabushiki Kaisha Color signal processing apparatus using a common low pass filter for the luminance signal and the color signals
JPH0828649B2 (ja) * 1989-02-16 1996-03-21 日本電気株式会社 ディジタルフィルタ
JPH0767065B2 (ja) * 1989-08-04 1995-07-19 ヤマハ株式会社 信号処理集積回路
US5210705A (en) * 1990-02-28 1993-05-11 Texas Instruments Incorporated Digital filtering with single-instruction, multiple-data processor
US5148498A (en) * 1990-08-01 1992-09-15 Aware, Inc. Image coding apparatus and method utilizing separable transformations
FR2680292B1 (fr) * 1991-08-09 1993-11-12 Sgs Thomson Microelectronics Sa Filtre bidimensionnel a reponse impulsionnelle finie.
US5355328A (en) * 1991-09-27 1994-10-11 Northshore Laboratories, Inc. Resampling apparatus suitable for resizing a video image
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
JPH07168809A (ja) * 1993-03-30 1995-07-04 Klics Ltd ウェーブレット変換方法及びウェーブレット変換回路
WO1994023385A2 (en) * 1993-03-30 1994-10-13 Adrian Stafford Lewis Data compression and decompression
US5546477A (en) * 1993-03-30 1996-08-13 Klics, Inc. Data compression and decompression
US5559905A (en) * 1993-09-22 1996-09-24 Genesis Microchip Inc. Digital image resizing apparatus
FI96260C (fi) * 1993-10-29 1996-05-27 Rautaruukki Oy Suodatusmenetelmä ja suodatin
US5483474A (en) * 1993-11-15 1996-01-09 North Shore Laboratories, Inc. D-dimensional, fractional bandwidth signal processing apparatus
US5586068A (en) * 1993-12-08 1996-12-17 Terayon Corporation Adaptive electronic filter
US5748786A (en) * 1994-09-21 1998-05-05 Ricoh Company, Ltd. Apparatus for compression using reversible embedded wavelets
JP3302229B2 (ja) 1994-09-20 2002-07-15 株式会社リコー 符号化方法、符号化／復号方法及び復号方法
US6549666B1 (en) * 1994-09-21 2003-04-15 Ricoh Company, Ltd Reversible embedded wavelet system implementation
US6195465B1 (en) 1994-09-21 2001-02-27 Ricoh Company, Ltd. Method and apparatus for compression using reversible wavelet transforms and an embedded codestream
US5881176A (en) 1994-09-21 1999-03-09 Ricoh Corporation Compression and decompression with wavelet style and binary style including quantization by device-dependent parser
US5966465A (en) * 1994-09-21 1999-10-12 Ricoh Corporation Compression/decompression using reversible embedded wavelets
US6873734B1 (en) * 1994-09-21 2005-03-29 Ricoh Company Ltd Method and apparatus for compression using reversible wavelet transforms and an embedded codestream
US6229927B1 (en) 1994-09-21 2001-05-08 Ricoh Company, Ltd. Reversible embedded wavelet system implementation
US5751862A (en) * 1996-05-08 1998-05-12 Xerox Corporation Self-timed two-dimensional filter
US5835630A (en) * 1996-05-08 1998-11-10 Xerox Corporation Modular time-varying two-dimensional filter
US5999656A (en) * 1997-01-17 1999-12-07 Ricoh Co., Ltd. Overlapped reversible transforms for unified lossless/lossy compression
US6023718A (en) * 1997-05-09 2000-02-08 Matsushita Electric Industrial Co., Ltd. High speed interpolation filter and a method thereof
JP3484051B2 (ja) * 1997-09-10 2004-01-06 株式会社 日立インダストリイズ 永久磁石式同期電動機及びその製造方法ならびに永久磁石式同期電動機を備えた遠心圧縮機
US6480534B1 (en) * 1997-10-08 2002-11-12 Texas Instruments Incorporated Apparatus and method for a reduced component equalizer circuit
US6044172A (en) * 1997-12-22 2000-03-28 Ricoh Company Ltd. Method and apparatus for reversible color conversion
US6374279B1 (en) * 1999-02-22 2002-04-16 Nvidia U.S. Investment Company System and method for increasing dual FIR filter efficiency
US6314452B1 (en) 1999-08-31 2001-11-06 Rtimage, Ltd. System and method for transmitting a digital image over a communication network
US6624691B1 (en) 1999-10-04 2003-09-23 Nec Corporation Demodulator for processing digital signal
US20010047516A1 (en) * 2000-02-01 2001-11-29 Compaq Computer Corporation System for time shifting live streamed video-audio distributed via the internet
US7024046B2 (en) * 2000-04-18 2006-04-04 Real Time Image Ltd. System and method for the lossless progressive streaming of images over a communication network
WO2002048966A1 (en) * 2000-12-14 2002-06-20 Rtimage Inc. Three-dimensional image streaming system and method for medical images
US6898323B2 (en) 2001-02-15 2005-05-24 Ricoh Company, Ltd. Memory usage scheme for performing wavelet processing
US6859563B2 (en) 2001-03-30 2005-02-22 Ricoh Co., Ltd. Method and apparatus for decoding information using late contexts
US7006697B1 (en) 2001-03-30 2006-02-28 Ricoh Co., Ltd. Parallel block MQ arithmetic image compression of wavelet transform coefficients
US7062101B2 (en) 2001-03-30 2006-06-13 Ricoh Co., Ltd. Method and apparatus for storing bitplanes of coefficients in a reduced size memory
US6895120B2 (en) 2001-03-30 2005-05-17 Ricoh Co., Ltd. 5,3 wavelet filter having three high pair and low pair filter elements with two pairs of cascaded delays
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
US7280252B1 (en) 2001-12-19 2007-10-09 Ricoh Co., Ltd. Error diffusion of multiresolutional representations
US7095907B1 (en) 2002-01-10 2006-08-22 Ricoh Co., Ltd. Content and display device dependent creation of smaller representation of images
US7120305B2 (en) * 2002-04-16 2006-10-10 Ricoh, Co., Ltd. Adaptive nonlinear image enlargement using wavelet transform coefficients
US6870542B2 (en) 2002-06-28 2005-03-22 Nvidia Corporation System and method for filtering graphics data on scanout to a monitor
US8126078B2 (en) * 2003-01-28 2012-02-28 Agere Systems Inc. Method and apparatus for reducing noise in an unbalanced channel using common mode component
US7353244B2 (en) * 2004-04-16 2008-04-01 Marvell International Ltd. Dual-multiply-accumulator operation optimized for even and odd multisample calculations
US8725785B1 (en) 2004-08-09 2014-05-13 L-3 Communications Corp. Parallel infinite impulse response filter
US7747666B2 (en) * 2004-08-09 2010-06-29 L-3 Communications Corporation Parallel filter realization for wideband programmable digital radios
US7586492B2 (en) * 2004-12-20 2009-09-08 Nvidia Corporation Real-time display post-processing using programmable hardware
GB2442623A (en) * 2005-06-16 2008-04-09 Neuro Solution Corp Interpolation process circuit
DE102006034033B3 (de) * 2006-07-24 2007-10-31 Universität Stuttgart Filterstruktur und Verfahren zum Filtern eines Eingangssignals
EP1892834A1 (de) * 2006-08-23 2008-02-27 Sony Deutschland GmbH FIR-Filterverfahren und FIR-Filteranordnung
US8938483B1 (en) * 2011-07-20 2015-01-20 Xilinx, Inc. Filter parallelization for high data throughput
US11336544B2 (en) * 2020-10-08 2022-05-17 Sony Group Corporation HDMI system speed test

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Publication number Priority date Publication date Assignee Title
US4328426A (en) * 1980-08-04 1982-05-04 Xerox Corporation Filter for image pixels
CA1184305A (en) * 1980-12-08 1985-03-19 Russell J. Campbell Error correcting code decoder
DE3118473A1 (de) * 1981-05-09 1982-11-25 TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Verfahren zur aufbereitung elektrischer signale mit einer digitalen filteranordnung
US4507746A (en) * 1982-07-28 1985-03-26 The United States Of America As Represented By The Secretary Of The Army Programmable matched filter for binary phase-coded signals
US4691292A (en) * 1983-04-13 1987-09-01 Rca Corporation System for digital multiband filtering
DE3484701D1 (de) * 1983-10-05 1991-07-18 Nec Corp Digitale signalverarbeitungseinrichtung mit einem digitalen filter.
US4612625A (en) * 1983-10-12 1986-09-16 Wavetek Rockland Scientific, Inc. Decimator employing finite impulse response digital filters
FR2577084B1 (fr) * 1985-02-01 1987-03-20 Trt Telecom Radio Electr Systeme de bancs de filtres d'analyse et de synthese d'un signal
US4709394A (en) * 1985-08-23 1987-11-24 Rca Corporation Multiplexed real-time pyramid signal processing system

Also Published As

Publication number Publication date
DE3688353D1 (de) 1993-06-03
GB2181318B (en) 1989-12-28
CA1265589A (en) 1990-02-06
JPH0740659B2 (ja) 1995-05-01
JPS6284611A (ja) 1987-04-18
ATE88843T1 (de) 1993-05-15
US4821223A (en) 1989-04-11
EP0218396A2 (de) 1987-04-15
EP0218396B1 (de) 1993-04-28
GB8524533D0 (en) 1985-11-06
EP0218396A3 (en) 1989-01-18
GB2181318A (en) 1987-04-15

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