NL2000574A1 - Rugverlichtingseenheid welke gebruikmaakt van een licht-emitterende diode. - Google Patents

Rugverlichtingseenheid welke gebruikmaakt van een licht-emitterende diode.

Info

Publication number
NL2000574A1
NL2000574A1 NL2000574A NL2000574A NL2000574A1 NL 2000574 A1 NL2000574 A1 NL 2000574A1 NL 2000574 A NL2000574 A NL 2000574A NL 2000574 A NL2000574 A NL 2000574A NL 2000574 A1 NL2000574 A1 NL 2000574A1
Authority
NL
Netherlands
Prior art keywords
light
emitting diode
backlight unit
backlight
unit
Prior art date
Application number
NL2000574A
Other languages
English (en)
Other versions
NL2000574C2 (nl
Inventor
Sang Yun Lee
Hyung Suk Kim
Original Assignee
Samsung Electro Mech
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 Samsung Electro Mech filed Critical Samsung Electro Mech
Publication of NL2000574A1 publication Critical patent/NL2000574A1/nl
Application granted granted Critical
Publication of NL2000574C2 publication Critical patent/NL2000574C2/nl

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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
    • G09G3/3406Control of illumination source
    • G09G3/3413Details of control of colour illumination sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0018Indoor units, e.g. fan coil units characterised by fans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20Controlling the colour of the light
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/02Improving the quality of display appearance
    • G09G2320/0233Improving the luminance or brightness uniformity across the screen
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02Details of power systems and of start or stop of display operation
    • G09G2330/021Power management, e.g. power saving

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Led Devices (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
NL2000574A 2006-04-07 2007-04-04 Rugverlichtingseenheid welke gebruikmaakt van een licht-emitterende diode. NL2000574C2 (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20060031891 2006-04-07
KR20060031891 2006-04-07
KR20070017285 2007-02-21
KR1020070017285A KR100790715B1 (ko) 2006-04-07 2007-02-21 Led를 이용한 백라이트 유닛

Publications (2)

Publication Number Publication Date
NL2000574A1 true NL2000574A1 (nl) 2007-10-09
NL2000574C2 NL2000574C2 (nl) 2010-07-15

Family

ID=38805473

Family Applications (1)

Application Number Title Priority Date Filing Date
NL2000574A NL2000574C2 (nl) 2006-04-07 2007-04-04 Rugverlichtingseenheid welke gebruikmaakt van een licht-emitterende diode.

Country Status (3)

Country Link
KR (1) KR100790715B1 (nl)
NL (1) NL2000574C2 (nl)
TW (1) TWI370298B (nl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101528884B1 (ko) 2008-08-28 2015-06-16 삼성디스플레이 주식회사 백라이트 어셈블리 및 이의 구동방법
TWI400986B (zh) 2009-08-05 2013-07-01 Chunghwa Picture Tubes Ltd 發光二極體的驅動電路
CN107919092A (zh) * 2016-10-10 2018-04-17 群创光电股份有限公司 显示装置
KR20210145513A (ko) 2020-05-25 2021-12-02 삼성전자주식회사 디스플레이 장치 및 그 제어 방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004117575A (ja) * 2002-09-24 2004-04-15 Seiko Epson Corp 表示装置および電子機器
JP2004334081A (ja) * 2003-05-12 2004-11-25 Plus Vision Corp 半導体レーザ素子を光源に用いた照明光学系およびそれを利用したプロジェクタ
JP4241487B2 (ja) * 2004-04-20 2009-03-18 ソニー株式会社 Led駆動装置、バックライト光源装置及びカラー液晶表示装置

Also Published As

Publication number Publication date
NL2000574C2 (nl) 2010-07-15
KR100790715B1 (ko) 2008-01-02
KR20070100631A (ko) 2007-10-11
TW200745688A (en) 2007-12-16
TWI370298B (en) 2012-08-11

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Legal Events

Date Code Title Description
AD1A A request for search or an international type search has been filed
SD Assignments of patents

Effective date: 20100521

SD Assignments of patents

Effective date: 20130620

MM Lapsed because of non-payment of the annual fee

Effective date: 20160501