海信电视uled屏和普通4k屏什么区别

2025-02-26 22:58:12
推荐回答(2个)
回答1:

海信电视uled屏和普通4k屏有3点不同,具体如下:

一、两者的技术特点不同:

1、海信电视uled屏的技术特点:

海信电视uled屏采用蓝光芯片激发红色和绿色荧光粉或量子点,通过数百种LED背光光谱和数十种彩色滤光片的光谱分布研究,建立起一套液晶模组色域的仿真模型,并通过数千组实验数据优化,设计出相对不错的彩色滤光片和高色域LED背光光谱。

2、海信电视普通4k屏的技术特点:

海信电视普通4k屏首创自适应峰值亮度提升技术和暗场图像细节增强技术,可以分析每一帧图像的亮度分布特征,对明暗层次丰富的图像场景和画面中的高亮部分提升对应区域背光的峰值亮度,最大亮度可实现3倍以上的提升,延伸画面的明暗对比,使得图像层次更加丰富,立体感增强。

二、两者的画质表现不同:

1、海信电视uled屏的画质表现:

海信电视uled屏经中国电子标准化研究院赛西实验室检测,海信最新升级的ULED产品应用高峰值亮度高色域模组、多分区背光控制和Hiview画境图像引擎技术,峰值亮度达到2200nit,动态对比度高达3000万,色域范围达到了NTSC标准色域的120%。

2、海信电视普通4k屏的画质表现:

海信电视普通4k屏规格下显示设备的逐行扫描线可达到2160,即我们常说的2160P。常见的显示设备长宽比为16:9;

那么常见的4K显示设备的分辨率则为3840*2160,这个的分辨率下的像素总数达到了高清分辨率1920*1080的2倍,所以被称为4K。市场上第一款4K电视是去年底东芝推出的55寸产品。

三、两者的性能不同:

1、海信电视uled屏的性能:

海信电视uled屏的黄金仰角+4000R完美角度,连看指环王三部曲也不觉得累;多分区精细布光+HiView画境引擎,每一帧画面都动用多达240处精细布光;

炫彩颜色增强+量子点极致光谱;MEMC Pro处理引擎+12段背光扫描高速响应,捕捉每个瞬间的精彩。

2、海信电视普通4k屏的性能:

海信电视普通4k屏的性能是2K投影机和高清电视分辨率的4倍,属于超高清分辨率。在此分辨率下,观众将可以看清画面中的每一个细节,每一个特写。

参考资料来源:百度百科-ULED

参考资料来源:百度百科-海信ULED曲面电视

参考资料来源:百度百科-4K电视机

参考资料来源:百度百科-4K分辨率

回答2:

ULED就是普通LED,和OLED没关系,它只是一种背光分区技术,但只是第一代,机身特别厚,特别耗电;(厚度7-8㎝,50吋功耗230W) OLED就不同了,矩阵背光比它好,动态节能,更纤保从C6000开始已经是标配了

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