CA2001925A1 - Reduction du bruit de signal video de panneau lateral par compression d'amplitude et expansion predictive - Google Patents

Reduction du bruit de signal video de panneau lateral par compression d'amplitude et expansion predictive

Info

Publication number
CA2001925A1
CA2001925A1 CA2001925A CA2001925A CA2001925A1 CA 2001925 A1 CA2001925 A1 CA 2001925A1 CA 2001925 A CA2001925 A CA 2001925A CA 2001925 A CA2001925 A CA 2001925A CA 2001925 A1 CA2001925 A1 CA 2001925A1
Authority
CA
Canada
Prior art keywords
transmitter
amplitude
signal
noise reduction
prediction
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.)
Granted
Application number
CA2001925A
Other languages
English (en)
Other versions
CA2001925C (fr
Inventor
Joshua Lawrence Koslov
Joel Walter Zdepski
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of CA2001925A1 publication Critical patent/CA2001925A1/fr
Application granted granted Critical
Publication of CA2001925C publication Critical patent/CA2001925C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—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
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/24—High-definition television systems
    • H04N11/30—High-definition television systems with transmission of the extra information by means of quadrature modulation
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding

Landscapes

  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Picture Signal Circuits (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Braking Arrangements (AREA)
  • Magnetic Heads (AREA)
  • Tires In General (AREA)
  • Motor Or Generator Frames (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Catching Or Destruction (AREA)
  • Medicinal Preparation (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
CA002001925A 1988-11-11 1989-10-31 Reduction du bruit de signal video de panneau lateral par compression d'amplitude et expansion predictive Expired - Fee Related CA2001925C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888826463A GB8826463D0 (en) 1988-11-11 1988-11-11 Technique for actv side-panel noise reduction
GB8826463.5 1988-11-11

Publications (2)

Publication Number Publication Date
CA2001925A1 true CA2001925A1 (fr) 1990-05-11
CA2001925C CA2001925C (fr) 1999-12-28

Family

ID=10646730

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002001925A Expired - Fee Related CA2001925C (fr) 1988-11-11 1989-10-31 Reduction du bruit de signal video de panneau lateral par compression d'amplitude et expansion predictive

Country Status (17)

Country Link
US (1) US4992873A (fr)
EP (1) EP0442904B1 (fr)
JP (1) JP2944693B2 (fr)
KR (1) KR0170353B1 (fr)
CN (1) CN1029500C (fr)
AT (1) ATE134099T1 (fr)
AU (1) AU636308B2 (fr)
CA (1) CA2001925C (fr)
DD (1) DD289174A5 (fr)
DE (1) DE68925644T2 (fr)
ES (1) ES2017218A6 (fr)
FI (1) FI912250A0 (fr)
GB (1) GB8826463D0 (fr)
MY (1) MY104248A (fr)
PT (1) PT92289B (fr)
TR (1) TR25283A (fr)
WO (1) WO1990005427A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5003178A (en) * 1988-11-14 1991-03-26 Electron Vision Corporation Large-area uniform electron source
US5122868A (en) * 1990-10-18 1992-06-16 General Electric Company Side panel signal processor for a widescreen television system
US5155580A (en) * 1991-01-07 1992-10-13 General Electric Company Side panel signal processor for a widescreen television system
JPH04373277A (ja) * 1991-06-21 1992-12-25 Sony Corp スメア補正回路
US5384599A (en) * 1992-02-21 1995-01-24 General Electric Company Television image format conversion system including noise reduction apparatus
US5313298A (en) * 1992-03-05 1994-05-17 Rubin, Bednarek And Associates, Inc. Video companding method and system
JP3165296B2 (ja) * 1992-12-25 2001-05-14 三菱電機株式会社 フレーム間符号化処理方式及びフレーム間符号化処理方法及び符号化制御方式
US6205253B1 (en) * 1996-08-19 2001-03-20 Harris Corporation Method and apparatus for transmitting and utilizing analog encoded information
KR20000056447A (ko) * 1999-02-22 2000-09-15 윤종용 오디오 신호 압축장치
RU2150179C1 (ru) * 1999-03-01 2000-05-27 Курский государственный технический университет Устройство стабилизации амплитуды видеосигнала
WO2005076662A1 (fr) * 2004-01-07 2005-08-18 Koninklijke Philips Electronics N.V. Systeme audio permettant de copier un coefficient de filtre
EP1571794B1 (fr) * 2004-03-01 2008-04-30 Sony Deutschland GmbH Procédé pour la transformation inverse d'un signal eu égard à une fonction de transfert donnée

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3331426A1 (de) * 1983-08-31 1985-03-14 Siemens AG, 1000 Berlin und 8000 München Anordnung zur zweidimensionalen dpcm-codierung
US4646138A (en) * 1985-03-25 1987-02-24 Rca Corporation Video signal recursive filter with luma/chroma separation
GB8701475D0 (en) * 1987-01-23 1987-02-25 British Broadcasting Corp Predictive techniques to analogue transmission of video signals
JP2579930B2 (ja) * 1987-03-17 1997-02-12 株式会社東芝 複合信号分離回路
GB2203012B (en) * 1987-03-30 1991-02-20 Sony Corp Differential pulse code modulation
GB8707533D0 (en) * 1987-03-30 1987-05-07 Indep Broadcasting Authority Pre-emphasis for(mac)television signal
US4875095A (en) * 1987-06-30 1989-10-17 Kokusai Denshin Denwa Kabushiki Kaisha Noise-shaping predictive coding system

Also Published As

Publication number Publication date
ATE134099T1 (de) 1996-02-15
PT92289B (pt) 1995-08-09
ES2017218A6 (es) 1991-01-01
GB8826463D0 (en) 1988-12-14
AU4426489A (en) 1990-05-28
MY104248A (en) 1994-02-28
DE68925644D1 (de) 1996-03-21
FI912250A7 (fi) 1991-05-09
DD289174A5 (de) 1991-04-18
CN1042636A (zh) 1990-05-30
KR900702721A (ko) 1990-12-08
KR0170353B1 (ko) 1999-03-20
FI912250A0 (fi) 1991-05-09
DE68925644T2 (de) 1996-09-05
CN1029500C (zh) 1995-08-09
JP2944693B2 (ja) 1999-09-06
JPH04501491A (ja) 1992-03-12
TR25283A (tr) 1992-12-09
AU636308B2 (en) 1993-04-29
WO1990005427A1 (fr) 1990-05-17
EP0442904B1 (fr) 1996-02-07
PT92289A (pt) 1990-05-31
US4992873A (en) 1991-02-12
EP0442904A1 (fr) 1991-08-28
CA2001925C (fr) 1999-12-28

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKLA Lapsed

Effective date: 20061031