TR201707475A2 - Işik kaynaği sürücü devresi̇ ve bi̇r işik kaynaği di̇zi̇si̇ni̇n sürülmesi̇ne i̇li̇şki̇n yöntem - Google Patents

Işik kaynaği sürücü devresi̇ ve bi̇r işik kaynaği di̇zi̇si̇ni̇n sürülmesi̇ne i̇li̇şki̇n yöntem Download PDF

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Publication number
TR201707475A2
TR201707475A2 TR2017/07475A TR201707475A TR201707475A2 TR 201707475 A2 TR201707475 A2 TR 201707475A2 TR 2017/07475 A TR2017/07475 A TR 2017/07475A TR 201707475 A TR201707475 A TR 201707475A TR 201707475 A2 TR201707475 A2 TR 201707475A2
Authority
TR
Turkey
Prior art keywords
transistor
voltage
light sources
source
driver
Prior art date
Application number
TR2017/07475A
Other languages
English (en)
Turkish (tr)
Inventor
Tarhan Cengi̇z
Erdi̇nç Ci̇han
Original Assignee
Vestel Elektronik Sanayi Ve Ticaret Anonim Sirketi
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 Vestel Elektronik Sanayi Ve Ticaret Anonim Sirketi filed Critical Vestel Elektronik Sanayi Ve Ticaret Anonim Sirketi
Publication of TR201707475A2 publication Critical patent/TR201707475A2/tr

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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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/04—Display protection
    • G09G2330/045—Protection against panel overheating
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • G09G3/3426—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines the different display panel areas being distributed in two dimensions, e.g. matrix

Landscapes

  • Electronic Switches (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Semiconductor Lasers (AREA)
TR2017/07475A 2017-05-10 2017-05-23 Işik kaynaği sürücü devresi̇ ve bi̇r işik kaynaği di̇zi̇si̇ni̇n sürülmesi̇ne i̇li̇şki̇n yöntem TR201707475A2 (tr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17170497.6A EP3401897A1 (de) 2017-05-10 2017-05-10 Lichtquellentreiberschaltung und verfahren zur ansteuerung einer reihe von lichtquellen

Publications (1)

Publication Number Publication Date
TR201707475A2 true TR201707475A2 (tr) 2018-11-21

Family

ID=58701495

Family Applications (1)

Application Number Title Priority Date Filing Date
TR2017/07475A TR201707475A2 (tr) 2017-05-10 2017-05-23 Işik kaynaği sürücü devresi̇ ve bi̇r işik kaynaği di̇zi̇si̇ni̇n sürülmesi̇ne i̇li̇şki̇n yöntem

Country Status (2)

Country Link
EP (1) EP3401897A1 (de)
TR (1) TR201707475A2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113223444B (zh) * 2020-01-17 2022-03-11 厦门凌阳华芯科技有限公司 一种单像素led驱动芯片及led显示屏

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8169150B2 (en) * 2008-08-19 2012-05-01 Microsemi Corp.—Analog Mixed Signal Group Ltd. Powering and controlling light emitting diodes via thermally separated arrays of dissipative active elements
KR101072057B1 (ko) * 2009-08-18 2011-10-11 엘지이노텍 주식회사 Ｌｅｄ 구동 회로
US8179059B2 (en) * 2009-10-15 2012-05-15 Richtek Technology Corporation, R.O.C. Circuit and method for controlling light emitting device, and integrated circuit therefor
US20130026933A1 (en) * 2011-07-25 2013-01-31 Shenzhen China Star Optoelectronics Technology Co., Ltd. Led backlight drive circuit

Also Published As

Publication number Publication date
EP3401897A1 (de) 2018-11-14

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