| 一种直下式LED背光源的设刮 |
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| 引用本文： | 马丽,张丽蕾,万丽芳. 一种直下式LED背光源的设刮[J]. 现代显示, 2009, 20(9): 50-54 |
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| 作者姓名： | 马丽 张丽蕾 万丽芳 |
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| 作者单位： | 京东方科技集团股份有限公司中央研究院,北京,100016 |
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| 摘 要： | 介绍了LED背光源代替CCFL背光源的具体应用。通过对CCFL背光源特点的说明．进而阐述了LED背光源实际方案及达到的技术效果．并通过对一款47inLED背光源的设计和制作，进行了详细的阐述。测试结果为中心亮度11，230nits、整体功耗178W、均匀度96．26％、色彩还原性达到NTSC标准的128．15％，远远超过了CCFL背光源的70％。
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| 关 键 词： | 背光源 发光二极管 冷阴极荧光灯管 液晶显示器 |
| 收稿时间： | 2009-07-06 |
The Design of a Direct-type LED Backlight |
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| MA Li,ZHANG Li-lei,WAN Li-fang. The Design of a Direct-type LED Backlight[J]. Advanced Display, 2009, 20(9): 50-54 |
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| Authors: | MA Li ZHANG Li-lei WAN Li-fang |
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| Affiliation: | (BOE Technology Group Co. Ltd. CRI, Beijing 100016,China) |
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| Abstract: | This article introduces LED are used in backlight replacing CCFL in detail．CCFL backlight characteristics are explained．then LED backlight is illustrated and give the technical effects achieved by test the sample．The article elaborately records the design of a 47-inch LED backlight．The test results is the central brightness 11，230nits，the overall power consumption 1 78W ，unifOrmitV Of 96.26％ ，color gamut 128.15％ of the NTSC standard which iS far more than the CCFL backlight 70％ ． |
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| Keywords: | Backlight LED CCFL LCD |
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