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GB2246265B - Circuit arrangement for filtering a video signal obtained by scanning a film - Google Patents

Circuit arrangement for filtering a video signal obtained by scanning a film

Info

Publication number
GB2246265B
GB2246265B GB9110054A GB9110054A GB2246265B GB 2246265 B GB2246265 B GB 2246265B GB 9110054 A GB9110054 A GB 9110054A GB 9110054 A GB9110054 A GB 9110054A GB 2246265 B GB2246265 B GB 2246265B
Authority
GB
United Kingdom
Prior art keywords
scanning
filtering
film
video signal
signal obtained
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 - Fee Related
Application number
GB9110054A
Other versions
GB9110054D0 (en
GB2246265A (en
Inventor
Gerhard Wischermann
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.)
Philips GmbH
Original Assignee
BTS Broadcast Television Systems GmbH
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 BTS Broadcast Television Systems GmbH filed Critical BTS Broadcast Television Systems GmbH
Publication of GB9110054D0 publication Critical patent/GB9110054D0/en
Publication of GB2246265A publication Critical patent/GB2246265A/en
Application granted granted Critical
Publication of GB2246265B publication Critical patent/GB2246265B/en
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
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/253—Picture signal generating by scanning motion picture films or slide opaques, e.g. for telecine
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Image Processing (AREA)
GB9110054A 1990-05-10 1991-05-09 Circuit arrangement for filtering a video signal obtained by scanning a film Expired - Fee Related GB2246265B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904014971 DE4014971C2 (en) 1990-05-10 1990-05-10 Circuit arrangement for filtering video signals which are produced by scanning a film

Publications (3)

Publication Number Publication Date
GB9110054D0 GB9110054D0 (en) 1991-07-03
GB2246265A GB2246265A (en) 1992-01-22
GB2246265B true GB2246265B (en) 1994-06-29

Family

ID=6406095

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9110054A Expired - Fee Related GB2246265B (en) 1990-05-10 1991-05-09 Circuit arrangement for filtering a video signal obtained by scanning a film

Country Status (3)

Country Link
JP (1) JP3280997B2 (en)
DE (1) DE4014971C2 (en)
GB (1) GB2246265B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4031785C2 (en) * 1990-10-08 1996-07-04 Broadcast Television Syst Method of reducing noise in video signals
FI90176C (en) * 1991-09-02 1993-12-27 Salora Oy METHOD FOER ATT FILTER DROP-OUT -BRUS
DE4343095C2 (en) * 1993-12-17 2001-04-26 Philips Corp Intellectual Pty Method and circuit for eliminating interference signals from video signals
DE4432787A1 (en) * 1994-09-15 1996-03-21 Philips Patentverwaltung Method and circuit for detecting and masking errors in a video signal

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2202706A (en) * 1987-03-27 1988-09-28 British Broadcasting Corp Video signal processing

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2202706A (en) * 1987-03-27 1988-09-28 British Broadcasting Corp Video signal processing

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
IEEE Transactions on Communications,Vol.Com-35,No.6,June 87,pp646-652 *
IEEE Transactions on Consumer Electronics,Vol.34,No.1,Feb.88pp262-267 *
Signal Processing,Vol.18,No.2,Oct.89,pp217-224 *

Also Published As

Publication number Publication date
JPH04230179A (en) 1992-08-19
DE4014971A1 (en) 1991-11-14
JP3280997B2 (en) 2002-05-13
DE4014971C2 (en) 1997-02-27
GB9110054D0 (en) 1991-07-03
GB2246265A (en) 1992-01-22

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080509