ATE213576T1 - Videosignalsverarbeitung - Google Patents

Videosignalsverarbeitung

Info

Publication number
ATE213576T1
ATE213576T1 AT99923744T AT99923744T ATE213576T1 AT E213576 T1 ATE213576 T1 AT E213576T1 AT 99923744 T AT99923744 T AT 99923744T AT 99923744 T AT99923744 T AT 99923744T AT E213576 T1 ATE213576 T1 AT E213576T1
Authority
AT
Austria
Prior art keywords
video signal
signal processing
produce
filtered signals
linear filtering
Prior art date
Application number
AT99923744T
Other languages
English (en)
Inventor
Martin Weston
William B Collis
Original Assignee
Snell & Wilcox Ltd
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 Snell & Wilcox Ltd filed Critical Snell & Wilcox Ltd
Application granted granted Critical
Publication of ATE213576T1 publication Critical patent/ATE213576T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
    • H04N7/012—Conversion between an interlaced and a progressive signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Graphics (AREA)
  • Image Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Studio Circuits (AREA)
AT99923744T 1998-05-15 1999-05-17 Videosignalsverarbeitung ATE213576T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9810555A GB2337389B (en) 1998-05-15 1998-05-15 Video signal processing
PCT/GB1999/001574 WO1999060780A1 (en) 1998-05-15 1999-05-17 Video signal processing

Publications (1)

Publication Number Publication Date
ATE213576T1 true ATE213576T1 (de) 2002-03-15

Family

ID=10832196

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99923744T ATE213576T1 (de) 1998-05-15 1999-05-17 Videosignalsverarbeitung

Country Status (7)

Country Link
US (1) US7161635B1 (de)
EP (1) EP1078513B1 (de)
AT (1) ATE213576T1 (de)
AU (1) AU4050799A (de)
DE (1) DE69900911T2 (de)
GB (1) GB2337389B (de)
WO (1) WO1999060780A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7609759B2 (en) * 2004-11-16 2009-10-27 Gmr Research & Technology, Inc. Method and system of nonlinear signal processing
US20080118174A1 (en) * 2006-11-22 2008-05-22 General Instrument Corporation Method and Apparatus for Detecting Field Order in Interlaced Material

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4446484A (en) * 1981-04-16 1984-05-01 Eastman Kodak Company Image gradient detectors operating in a partitioned low-pass channel
US4989987A (en) * 1989-04-18 1991-02-05 Halliburton Company Slurry mixing apparatus
US5003618A (en) 1989-07-14 1991-03-26 University Of Pittsburgh Of The Commonwealth System Of Higher Education Automatic adaptive anisotropic digital filtering and biasing of digitized images
US5086488A (en) 1989-08-19 1992-02-04 Mitsubishi Denki Kabushiki Kaisha Transform coding apparatus
US5142380A (en) 1989-10-23 1992-08-25 Ricoh Company, Ltd. Image data processing apparatus
US5249053A (en) 1991-02-05 1993-09-28 Dycam Inc. Filmless digital camera with selective image compression
DE4111884A1 (de) * 1991-04-09 1992-10-15 Klippel Wolfgang Schaltungsanordnung zur korrektur des linearen und nichtlinearen uebertragungsverhaltens elektroakustischer wandler
TW256010B (de) 1991-04-18 1995-09-01 Ampex
EP0554035B1 (de) * 1992-01-27 2001-10-17 Mitsubishi Denki Kabushiki Kaisha Festkörperfarbbildvideokamera
US5748245A (en) 1993-03-29 1998-05-05 Canon Kabushiki Kaisha Encoding apparatus for encoding input information data while controlling a code quantity of encoded information data
US5479527A (en) 1993-12-08 1995-12-26 Industrial Technology Research Inst. Variable length coding system
KR0183688B1 (ko) 1994-01-12 1999-05-01 김광호 영상부호화방법 및 장치
US5512956A (en) * 1994-02-04 1996-04-30 At&T Corp. Adaptive spatial-temporal postprocessing for low bit-rate coded image sequences
US5671298A (en) 1994-08-30 1997-09-23 Texas Instruments Incorporated Image scaling using cubic filters
JP3058028B2 (ja) 1994-10-31 2000-07-04 三菱電機株式会社 画像符号化データ再符号化装置
US5802218A (en) * 1994-11-04 1998-09-01 Motorola, Inc. Method, post-processing filter, and video compression system for suppressing mosquito and blocking atrifacts
US6005952A (en) * 1995-04-05 1999-12-21 Klippel; Wolfgang Active attenuation of nonlinear sound
US5991456A (en) * 1996-05-29 1999-11-23 Science And Technology Corporation Method of improving a digital image
US5802118A (en) * 1996-07-29 1998-09-01 Cirrus Logic, Inc. Sub-sampled discrete time read channel for computer storage systems
KR100599017B1 (ko) 1996-12-12 2006-12-13 소니 가부시끼 가이샤 영상 데이터 압축 장치 및 그 방법
US6539120B1 (en) * 1997-03-12 2003-03-25 Matsushita Electric Industrial Co., Ltd. MPEG decoder providing multiple standard output signals
US6335990B1 (en) * 1997-07-03 2002-01-01 Cisco Technology, Inc. System and method for spatial temporal-filtering for improving compressed digital video
US6088388A (en) * 1997-09-16 2000-07-11 Tektronix, Inc. Digital fir filters for compensation of nyquist slope in pseudo-synchronous demodulators
US6278735B1 (en) 1998-03-19 2001-08-21 International Business Machines Corporation Real-time single pass variable bit rate control strategy and encoder
US6269120B1 (en) 1998-03-23 2001-07-31 International Business Machines Corporation Method of precise buffer management for MPEG video splicing
GB9807201D0 (en) * 1998-04-03 1998-06-03 Nds Ltd Filtering video signals containing chrominance information
US6181382B1 (en) 1998-04-03 2001-01-30 Miranda Technologies Inc. HDTV up converter
US6151362A (en) 1998-10-30 2000-11-21 Motorola, Inc. Joint rate control for stereoscopic video coding
US6570922B1 (en) 1998-11-24 2003-05-27 General Instrument Corporation Rate control for an MPEG transcoder without a priori knowledge of picture type
US6427031B1 (en) 1998-12-31 2002-07-30 Eastman Kodak Company Method for removing artifacts in an electronic image decoded from a block-transform coded representation of an image

Also Published As

Publication number Publication date
EP1078513B1 (de) 2002-02-20
AU4050799A (en) 1999-12-06
DE69900911T2 (de) 2002-09-26
GB2337389B (en) 2002-05-29
EP1078513A1 (de) 2001-02-28
WO1999060780A1 (en) 1999-11-25
GB9810555D0 (en) 1998-07-15
US7161635B1 (en) 2007-01-09
DE69900911D1 (de) 2002-03-28
GB2337389A (en) 1999-11-17

Similar Documents

Publication Publication Date Title
KR950035441A (ko) 프레임-주파수 변환장치
DE10084633T1 (de) Dekodieren von Informationen in Audiosignalen
DE69702393D1 (de) Video-rauschverminderung
ATE225065T1 (de) Rauchmeldung
MY113502A (en) Audio/video system selector
EP0294959A3 (de) Fernsehnormwandler
KR880001117A (ko) 오디오 신호의 전송방법
EP0949845A3 (de) Synthese von Raumklang QSOUND aus Stereosignalen
ATE533139T1 (de) Anschlussmodul zum anschliessen eines sensors an einen feldbus
KR970031415A (ko) 디지탈신호처리칩을 이용한 디티앰에프 검출기 및 그 구현방법
TW351898B (en) Portrait processing method
ATE245817T1 (de) Phasenrauschendetektor
DE59801463D1 (de) Aufweckschaltung für ein elektronisches gerät
DE60122139D1 (de) Videosignalverarbeitung
ATE213576T1 (de) Videosignalsverarbeitung
WO2000044196A3 (de) Vorrichtung und verfahren zur qualitätsbeurteilung von mehrkanaligen audiosignalen
WO2003043314A1 (en) Image pickup apparatus
PL363535A1 (en) Inverse filtering method, synthesis filtering method, inverse filter device, synthesis filter device and devices comprising such filter devices
ES455384A1 (es) Perfeccionamientos en aparatos de utilizacion de senal elec-tronica para separar y ampliar componentes de senal de im- pulsion y croma de una senal de crominancia compuesta de te-levision en color periodica.
ES2185403T3 (es) Procedimiento de transmision numerica.
EP1309112A3 (de) Vorrichtung zur verminderung des optischen Signalrauschens und dazugehöriges Verfahren
JPS56135822A (en) Input device in photoelectric scanning recorder
DE69813880D1 (de) Videosignalverarbeitung
WO2001046704A3 (en) A differential, low voltage swing reducer
KR960028203A (ko) 비디오 카메라 장치