Led Definition & Meaning - Merriam-Webster
noun. ˌel- (ˌ)ē-ˈdē. plural LEDs. : a semiconductor diode that emits light when a voltage is applied to it and that is used especially in electronic devices (as for an indicator light) Did you know? When to Use Lead or Led. There is some persistent confusion about lead and led. Or, we should say, there is confusion about the leads and led.
What Is an LED? - How-To Geek
2022年8月11日 · LED stands for "Light-Emitting Diode." The word "diode" is a key component here, because a diode is a semiconductor that only allows electricity to flow in one direction. To make an LED, manufacturers take two materials and place them in close proximity.
LED | Definition, Light, & Facts | Britannica
2024年9月13日 · LED, in electronics, a semiconductor device that emits infrared or visible light when charged with an electric current. LED displays began to be used for consumer electronic devices starting in 1968, when Hewlett-Packard (HP) introduced the first LED display.
What is LED? - Definition, Working, Properties, Uses, Advantages
A light-emitting diode (LED) is a semiconductor device that emits light when an electric current flows through it. Based on the semiconductor material used and the amount of doping, an LED will emit a coloured light at a particular spectral wavelength when forward biased.
Learn About LED Lighting - ENERGY STAR
LED stands for light emitting diode. LED lighting products produce light up to 90% more efficiently than incandescent light bulbs. How do they work? An electrical current passes through a microchip, which illuminates the tiny light sources we call LEDs and the result is visible light.
LEDSupply - For All Your LED Project Needs!
Buy from LEDSupply - Free Shipping & the lowest prices on LEDs, Drivers, Optics and many more LED supplies. In stock. Click or Call (802) 728 6031.
Choosing the Best LED Lights for Your Home - Lowe's
2024年2月16日 · LED lights help save energy and money and can last a long time. To find the right lights for the illumination and mood you want, you need to know factors like lumens and color temperature. We’ll explain different types of LED lighting and show you how to choose the best LED lights for your space.
Amazon.com: LED
Led Lights for Bedroom 100ft (2 Rolls of 50ft) Music Sync Color Changing Strip Lights with Remote and App Control RGB Strip, for Room Home Party Decoration
LCD vs. LED: What's the Difference Between the Displays?
2024年3月6日 · When it comes to image quality, LED displays often outperform LCDs. LED screens offer higher brightness levels, deeper contrast ratios and more vibrant colors. The use of LED backlighting enables better control over individual pixels, resulting in sharper images.
LED vs. LCD TVs explained: What’s the difference?
2023年9月7日 · When shopping for a new TV, two terms come up a lot: LED and LCD. But what's the difference? We shed some light on these and other major types of TV displays.
- 某些结果已被删除一些您可能无法访问的结果已被隐去。显示无法访问的结果