ATE139073T1 - Verfahren zur umwandlung einer videosignalwiedergabefrequenz - Google Patents

Verfahren zur umwandlung einer videosignalwiedergabefrequenz

Info

Publication number
ATE139073T1
ATE139073T1 AT89312265T AT89312265T ATE139073T1 AT E139073 T1 ATE139073 T1 AT E139073T1 AT 89312265 T AT89312265 T AT 89312265T AT 89312265 T AT89312265 T AT 89312265T AT E139073 T1 ATE139073 T1 AT E139073T1
Authority
AT
Austria
Prior art keywords
interlaced
filter
picture
signal
receiver
Prior art date
Application number
AT89312265T
Other languages
English (en)
Inventor
Janne Juhola
Ari Nieminen
Yrjo Neuvo
Juha Salo
Original Assignee
Nokia Consumer Electronics 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 Nokia Consumer Electronics Ltd filed Critical Nokia Consumer Electronics Ltd
Application granted granted Critical
Publication of ATE139073T1 publication Critical patent/ATE139073T1/de

Links

Classifications

    • 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
    • H04N7/0127—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter
    • H04N7/0132—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter the field or frame frequency of the incoming video signal being multiplied by a positive integer, e.g. for flicker reduction
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • 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)
  • Television Systems (AREA)
  • Television Signal Processing For Recording (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Nonwoven Fabrics (AREA)
AT89312265T 1988-12-09 1989-11-27 Verfahren zur umwandlung einer videosignalwiedergabefrequenz ATE139073T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI885725A FI81232C (fi) 1988-12-09 1988-12-09 Foerfarande att aendra en visfrekvens av en videosignal.

Publications (1)

Publication Number Publication Date
ATE139073T1 true ATE139073T1 (de) 1996-06-15

Family

ID=8527545

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89312265T ATE139073T1 (de) 1988-12-09 1989-11-27 Verfahren zur umwandlung einer videosignalwiedergabefrequenz

Country Status (4)

Country Link
EP (1) EP0372774B1 (de)
AT (1) ATE139073T1 (de)
DE (1) DE68926608T2 (de)
FI (1) FI81232C (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI88663C (fi) * 1991-06-05 1993-06-10 Salora Oy Foerfarande foer att dubblera linjetalet av en i samplingsradform inkommande videosignal
US5151783A (en) * 1991-06-05 1992-09-29 Faroudja Y C Digital television with enhancement
US5355178A (en) * 1991-10-24 1994-10-11 Eastman Kodak Company Mechanism for improving television display of still images using image motion-dependent filter
IT1257068B (it) * 1992-07-22 1996-01-05 Seleco Spa Filtro non lineare pesato per segnale video con compensazione delle correlazioni spaziali.
ES2118173T3 (es) * 1992-11-19 1998-09-16 Thomson Multimedia Sa Metodo y aparato para conversion ascendente de frecuencia de campo.
EP0598333B1 (de) * 1992-11-19 1998-05-06 THOMSON multimedia Methode und Vorrichtung zur Erhöhung der Bildfrequenz
US6061094A (en) * 1997-11-12 2000-05-09 U.S. Philips Corporation Method and apparatus for scaling and reducing flicker with dynamic coefficient weighting
DE19928740C2 (de) * 1999-06-23 2002-06-27 Micronas Gmbh Verfahren zum Verdoppeln der Bildwiederholfrequenz einer im Zeilensprungverfahren erzeugten Bildsequenz
EP1191786A1 (de) * 2000-09-21 2002-03-27 Sony International (Europe) GmbH Zeilensprung Progressivumwandlung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8501582A (nl) * 1985-02-12 1986-09-01 Philips Nv Videosignaalverwerkingsschakeling voor de verwerking van een geinterlinieerd videosignaal.
DE3610715A1 (de) * 1986-03-29 1987-10-01 Bosch Gmbh Robert Verfahren und schaltungsanordnung zur flimmerfreien wiedergabe eins videosignals

Also Published As

Publication number Publication date
FI81232C (fi) 1990-09-10
DE68926608T2 (de) 1996-10-24
EP0372774A2 (de) 1990-06-13
EP0372774B1 (de) 1996-06-05
DE68926608D1 (de) 1996-07-11
FI885725A0 (fi) 1988-12-09
FI81232B (fi) 1990-05-31
EP0372774A3 (de) 1992-03-04

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties