IT1294366B1 - Circuito di smagnetizzazione per dispositivi di visualizzazione a tubo catodico - Google Patents

Circuito di smagnetizzazione per dispositivi di visualizzazione a tubo catodico

Info

Publication number
IT1294366B1
IT1294366B1 IT97MI001985A ITMI971985A IT1294366B1 IT 1294366 B1 IT1294366 B1 IT 1294366B1 IT 97MI001985 A IT97MI001985 A IT 97MI001985A IT MI971985 A ITMI971985 A IT MI971985A IT 1294366 B1 IT1294366 B1 IT 1294366B1
Authority
IT
Italy
Application number
IT97MI001985A
Inventor
Fabio Grilli
Giuseppe Cestari
Alessandro Messi
Original Assignee
Sgs Thomson Microelectronics
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 Sgs Thomson Microelectronics filed Critical Sgs Thomson Microelectronics
Priority to IT97MI001985A priority Critical patent/IT1294366B1/it
Priority to US09/141,083 priority patent/US6091198A/en
Publication of ITMI971985A1 publication Critical patent/ITMI971985A1/it
Application granted granted Critical
Publication of IT1294366B1 publication Critical patent/IT1294366B1/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/29—Picture reproducers using cathode ray tubes using demagnetisation or compensation of external magnetic fields

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Control Of El Displays (AREA)
  • Television Receiver Circuits (AREA)
IT97MI001985A 1997-08-29 1997-08-29 Circuito di smagnetizzazione per dispositivi di visualizzazione a tubo catodico IT1294366B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT97MI001985A IT1294366B1 (it) 1997-08-29 1997-08-29 Circuito di smagnetizzazione per dispositivi di visualizzazione a tubo catodico
US09/141,083 US6091198A (en) 1997-08-29 1998-08-27 Demagnetization circuit for cathode-ray tube video device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97MI001985A IT1294366B1 (it) 1997-08-29 1997-08-29 Circuito di smagnetizzazione per dispositivi di visualizzazione a tubo catodico

Publications (2)

Publication Number Publication Date
ITMI971985A1 ITMI971985A1 (it) 1999-03-01
IT1294366B1 true IT1294366B1 (it) 1999-03-24

Family

ID=11377801

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97MI001985A IT1294366B1 (it) 1997-08-29 1997-08-29 Circuito di smagnetizzazione per dispositivi di visualizzazione a tubo catodico

Country Status (2)

Country Link
US (1) US6091198A (it)
IT (1) IT1294366B1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1458186B1 (en) * 2003-03-10 2006-06-28 Thomson Licensing Arrangement comprising a microprocessor, a demagnetization circuit and a switched mode power supply, and a display unit comprising a respective arrangement
EP1458184A1 (en) * 2003-03-10 2004-09-15 Thomson Licensing S.A. Arrangement comprising a microprocessor, a demagnetization circuit and a switched mode power supply, and a respective display unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4489253A (en) * 1982-11-01 1984-12-18 Zenith Electronics Corporation Automatic degaussing circuit with switch mode power supply
JPS5992690A (ja) * 1982-11-18 1984-05-28 Sanyo Electric Co Ltd 消磁回路
US4441052A (en) * 1982-11-26 1984-04-03 Rca Corporation Degaussing circuit for television receiver having switched mode power supply
EP0253030A1 (en) * 1986-07-16 1988-01-20 International Business Machines Corporation Cathode ray tube display with combined degauss and surge limiting circuit
US5168195A (en) * 1991-08-09 1992-12-01 Thomson Consumer Electronics, Inc. Magnetic field compensation apparatus

Also Published As

Publication number Publication date
ITMI971985A1 (it) 1999-03-01
US6091198A (en) 2000-07-18

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Legal Events

Date Code Title Description
0001 Granted