ITTO920624A1 - Circuito antiriflessioni per segnali video e teletext con suddivisione del filtro globale in una pluralita' di filtri con numero ridotto di coefficienti - Google Patents

Circuito antiriflessioni per segnali video e teletext con suddivisione del filtro globale in una pluralita' di filtri con numero ridotto di coefficienti

Info

Publication number
ITTO920624A1
ITTO920624A1 IT000624A ITTO920624A ITTO920624A1 IT TO920624 A1 ITTO920624 A1 IT TO920624A1 IT 000624 A IT000624 A IT 000624A IT TO920624 A ITTO920624 A IT TO920624A IT TO920624 A1 ITTO920624 A1 IT TO920624A1
Authority
IT
Italy
Prior art keywords
coefficients
filters
division
video
reduced number
Prior art date
Application number
IT000624A
Other languages
English (en)
Inventor
Lucio Dassie
Original Assignee
Seleco Spa
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 Seleco Spa filed Critical Seleco Spa
Priority to ITTO920624A priority Critical patent/IT1257389B/it
Publication of ITTO920624A0 publication Critical patent/ITTO920624A0/it
Priority to EP93202067A priority patent/EP0580224A2/en
Publication of ITTO920624A1 publication Critical patent/ITTO920624A1/it
Application granted granted Critical
Publication of IT1257389B publication Critical patent/IT1257389B/it

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
    • H03H17/06—Non-recursive filters
    • 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
    • H04N5/211—Ghost signal cancellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Filters That Use Time-Delay Elements (AREA)
ITTO920624A 1992-07-22 1992-07-22 Circuito antiriflessioni per segnali video e teletext con suddivisionedel filtro globale in una pluralita' di filtri con numero ridotto di coefficienti IT1257389B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITTO920624A IT1257389B (it) 1992-07-22 1992-07-22 Circuito antiriflessioni per segnali video e teletext con suddivisionedel filtro globale in una pluralita' di filtri con numero ridotto di coefficienti
EP93202067A EP0580224A2 (en) 1992-07-22 1993-07-16 Anti-reflection circuit for video and teletext signals with subdivision of the global filter in a plurality of filters with a reduced number of coefficients

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO920624A IT1257389B (it) 1992-07-22 1992-07-22 Circuito antiriflessioni per segnali video e teletext con suddivisionedel filtro globale in una pluralita' di filtri con numero ridotto di coefficienti

Publications (3)

Publication Number Publication Date
ITTO920624A0 ITTO920624A0 (it) 1992-07-22
ITTO920624A1 true ITTO920624A1 (it) 1994-01-22
IT1257389B IT1257389B (it) 1996-01-15

Family

ID=11410624

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO920624A IT1257389B (it) 1992-07-22 1992-07-22 Circuito antiriflessioni per segnali video e teletext con suddivisionedel filtro globale in una pluralita' di filtri con numero ridotto di coefficienti

Country Status (2)

Country Link
EP (1) EP0580224A2 (it)
IT (1) IT1257389B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69327900T2 (de) * 1993-06-09 2000-07-06 Stmicroelectronics S.R.L., Agrate Brianza Adaptives Verfahren zur Entfernung von Geisterbildern in Videosignalen
US6285709B1 (en) 1997-10-31 2001-09-04 3 Com Corporation Error filtering in a hybrid equalizer system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6386968A (ja) * 1986-09-30 1988-04-18 Toshiba Corp ゴ−スト除去装置
EP0421526B1 (en) * 1989-10-06 1996-07-31 Koninklijke Philips Electronics N.V. Adaptive ghost cancellation circuit

Also Published As

Publication number Publication date
EP0580224A3 (it) 1994-08-31
EP0580224A2 (en) 1994-01-26
ITTO920624A0 (it) 1992-07-22
IT1257389B (it) 1996-01-15

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950728