LED发光二极管（Light Emitting Diode LED）是一种利用半导体制造技术加工的电致发光器件，利用电子-空穴的带间跃迁辐射符合来发光。其机理是通过向LED的p-n结施加正向偏压，降低势垒，使少数非平衡载流子扩散进入p-n结区内，增加区内电子-空穴符合几率，少数 ...

【科技犬】1月19日，以“海信RGB-Mini LED换代风暴”为主题的2026 RGB-Mini LED影游旗舰E8S新品发布会盛大召开。作为全球RGB-Mini LED技术的开创者与领跑者，海信正式推出影游旗舰E8S系列电视，以RGB彩色背光三原色直出技术构建代际优势，搭配顶级旗舰配置，更以与单色背光量子点Mini LED同档的颠覆性定价，强势掀起RGB-Mini LED全民换代风暴。 彩色光 ...

LED芯片类型从结构角度上主要分为三类：水平电极芯片，倒装芯片和垂直电极芯片。如下图1 所示 封装是实现LED从芯片走向最终产品所必需的中间环节，封装的功能在于提供芯片足够的保护，防止芯片在空气中长期暴露或机械损伤而失效，以提高芯片的稳定性 ...

央视网消息：电影虚拟拍摄、沉浸式文娱体验……这些新业态都离不开一块高性能的LED屏。如今，全球接近80%的LED显示产品来自中国，而广东惠州正是核心产区。一块小小的显示屏是如何创新发展、赋能全球影视制作的？一起去看看。 一块屏幕的“光影革命” 记者探访了广东惠州的LED生产基地，看到智能化的生产车间里，一块块精密的LED显示模组正在出货。 大家可能不知道，我们平时在电影里看到的宏大场景，很多不再需 ...

LED, or light emitting diode therapy, is a skincare treatment that uses varying wavelengths of light, including red and blue. NASA originally developed it for plant growth experiments on shuttle ...

You might have heard of LCD TVs and monitors, you might know what LEDs are, but how they relate to new TVs isn’t especially clear. Alongside their best OLED TVs, Samsung, LG, Sony, TCL, Hisense, and ...

LED light therapy is a popular noninvasive skin treatment for acne, sun damage, wounds, and other skin problems. People can choose to have LED light therapy at a dermatologist’s office or to use a ...

This article is a part of CNN Underscored’s Guide to Age-Defying Beauty, a weeklong focus on the essential products, tips and tricks to enhance your glow at any age. We’ll be featuring editor-tested ...

At-home LED light therapy devices look pretty futuristic, especially if you’ve seen someone on Instagram wearing one that made them look like a robot. But looks aside, these LED masks and tools have ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...

Originally hailing from Troy, Ohio, Ry Crist is a writer, a text-based adventure connoisseur, a lover of terrible movies and an enthusiastic yet mediocre cook. A CNET editor from 2013 to 2024, Ry's ...