IT1258698B - Televisore con lampada alimentata a corrente alternata a frequenza variabile. - Google Patents

Televisore con lampada alimentata a corrente alternata a frequenza variabile.

Info

Publication number
IT1258698B
IT1258698B ITTO920502A ITTO920502A IT1258698B IT 1258698 B IT1258698 B IT 1258698B IT TO920502 A ITTO920502 A IT TO920502A IT TO920502 A ITTO920502 A IT TO920502A IT 1258698 B IT1258698 B IT 1258698B
Authority
IT
Italy
Prior art keywords
variable frequency
current lamp
alternated current
frequency alternated
lamp
Prior art date
Application number
ITTO920502A
Other languages
English (en)
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 ITTO920502A priority Critical patent/IT1258698B/it
Publication of ITTO920502A0 publication Critical patent/ITTO920502A0/it
Priority to EP93109099A priority patent/EP0573932A2/en
Publication of ITTO920502A1 publication Critical patent/ITTO920502A1/it
Application granted granted Critical
Publication of IT1258698B publication Critical patent/IT1258698B/it

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/041—Controlling the light-intensity of the source
    • H05B39/044—Controlling the light-intensity of the source continuously
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/63—Generation or supply of power specially adapted for television receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)

Abstract

La presente invenzione si riferisce ad un televisore dotato di una lampada alimentata in corrente alternata; la caratteristica principale dell'invenzione consiste nel fatto che detta corrente alternata è a frequenza variabile.
ITTO920502A 1992-06-12 1992-06-12 Televisore con lampada alimentata a corrente alternata a frequenza variabile. IT1258698B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITTO920502A IT1258698B (it) 1992-06-12 1992-06-12 Televisore con lampada alimentata a corrente alternata a frequenza variabile.
EP93109099A EP0573932A2 (en) 1992-06-12 1993-06-07 Television with lamp supplied in alternating current being of variable frequency

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO920502A IT1258698B (it) 1992-06-12 1992-06-12 Televisore con lampada alimentata a corrente alternata a frequenza variabile.

Publications (3)

Publication Number Publication Date
ITTO920502A0 ITTO920502A0 (it) 1992-06-12
ITTO920502A1 ITTO920502A1 (it) 1993-12-12
IT1258698B true IT1258698B (it) 1996-02-27

Family

ID=11410529

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO920502A IT1258698B (it) 1992-06-12 1992-06-12 Televisore con lampada alimentata a corrente alternata a frequenza variabile.

Country Status (2)

Country Link
EP (1) EP0573932A2 (it)
IT (1) IT1258698B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1283015B1 (it) * 1996-05-15 1998-04-03 Beghelli Srl Dispositivo di illuminazione ad accensione e spegnimento automatici

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3206951A1 (de) * 1982-02-26 1983-09-15 Heinz-Josef 4403 Senden Hano Schaltungsanordnung fuer fernsehleuchten
DE3602858A1 (de) * 1986-01-31 1987-08-06 Thomson Brandt Gmbh Schaltnetzteil fuer fernsehgeraete
JPH01157100A (ja) * 1987-12-14 1989-06-20 Canon Inc 電源装置
JPH0820827B2 (ja) * 1988-05-31 1996-03-04 シャープ株式会社 複写機の電源装置
DE4021940A1 (de) * 1990-07-10 1992-01-16 Thomson Brandt Gmbh Schaltnetzteil fuer einen fernsehempfaenger

Also Published As

Publication number Publication date
EP0573932A3 (it) 1994-04-06
ITTO920502A0 (it) 1992-06-12
ITTO920502A1 (it) 1993-12-12
EP0573932A2 (en) 1993-12-15

Similar Documents

Publication Publication Date Title
MX9301200A (es) Lampara fluorescente, compacta, con factor mejorado de poder.
ES2111287T3 (es) Nueva forma cristalina de un analogo de la vitamina d.
GB9221056D0 (en) Frequency and capacitor based constant current source
BE879791A (fr) Combinaison d'une prise de courant et d'un rail de tension, ainsi que l'une des parties de cette combinaison
IT1258698B (it) Televisore con lampada alimentata a corrente alternata a frequenza variabile.
HU9601646D0 (en) 4-benzoylisoxazoles and their use as herbicides
ATE162357T1 (de) Verbessertes vorschaltgerät mit niedriger verlustleistung
GB2268650B (en) Low power integrated circuit white noise source
IT1261808B (it) Impiego di l-carnitina o acido l-carnitine e valproato nel trattamentodei disosrdini convulsivi
ITMI922478A1 (it) Miglioramento nel processo di fabbricazione continua di elettrodi esenti d'impurita' e di ferro per forni ad arco elettrico.
MX9603087A (es) Procedimiento para la obtencion de aminocarboniltriazolinonas substituidas.
SE9401902D0 (sv) Kretsarrangemang
DE69214631D1 (de) Negativglimmentladungslampe mit drahtanode
UA35686A (uk) Електронний пускорегулюючий пристрій для люмінесцентних ламп
ITMN910014V0 (it) Cavo di alimentazione per forni ad arco
GB2268484B (en) Improving the brightness of white minerals
DE8137079U1 (de) Haengelaterne
ITMI921813A1 (it) Dispositivo per la regolazione di carichi alimentati con corrente alternata
RU2001491C1 (ru) Источник вторичного электропитани
AU115569S (en) An ornament
JPS52110518A (en) Devided dc transmission circuit
JPS5429549A (en) Oscillator
JPS548832A (en) Constant voltage constant frequency power unit
KR970003584U (ko) 시청효과를 증대시키는 텔레비젼의 조명장치
SU1089873A1 (ru) Способ крепления деталей в электрическом поле

Legal Events

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

Effective date: 19970630