LED Knowledge learning
Common TFT-LCD Driving Voltages: VDDI, VSP, VSN, VCOM, VGH & VGL
A complete TFT-LCD display module mainly consists of a TFT-LCD panel and its driver circuit system, together with a backlight unit (BLU) and its corresponding driver circuit system. For a fully laminated TFT-LCD display module, the structure may also include a cover...
TFT LCD Yellow Spot Defects: Formation Mechanism and Improvement Solutions
In TFT-LCD liquid crystal display modules, there are many defects related to optical display performance, such as: whitish light leakage in L0 all-black screens COG mura in L0 all-black screens border mura in grayscale images yellowing, bluing, or blackening of white...
TFT LCD Polarity Inversion: 4 Common Driving Methods (Frame, Row, Column & Dot Inversion)
When reading the term “polarity inversion” in TFT LCD technology, many readers may feel unfamiliar. However, when combined with the phrase “four common inversion methods,” engineers and display professionals may immediately recognize that this topic is closely related...
LED Display Site Survey Guide: Installation, Power, Wind & Control Checklist
Why an LED Display Site Survey Matters LED display is a custom product,include the whole control system, from pre-sales to after-sale installation and maintenance, require LED display manufacturers to provide customers with technical services.LED display suppliers to...
LED Billboard Heat Dissipation: Thermal Management & Cooling Solutions
LED billboards are rapidly becoming mainstream and are considered one of the hottest advertising media. There are a few environmental conditions that can shorten an LED display’s longevity or decrease its performance. One of the biggest hurdles an LED sign faces is...
LED Display Communication Methods: USB, WiFi, Ethernet & 4G/5G
One of the most important parts of any electronic sign product is how to communicate with the software and how you can update it. Lots of factors need to be considered to decide about the best communication method. To choose which communication method suits your...
How to Choose an LED Display Driver IC: 2026 Guide
LED display has many advantages of high energy-saving, long life, environmental protection. It is used almost everywhere—from restaurants to retail stores, banks, business offices, government institutions, churches and more. How to choose a good LED display driver...
LED Church Screen Size Calculator | Worship LED Display Size Guide
We have been working with churches on LED video screens. We have had many “experts” come to make proposals. I have been amazed at many customers’ lack of understanding as to the needs of churches in video screens and the lack of knowledge of appropriate sizes of...
LED Display Screen Installation Types: 11 Methods & Guide
When buying an LED screen, not only do you care about the LED screen price and how to use the LED screen, but also how to install the LED screen. LED screen manufacturers in France will share the installation methods of the LED screen. LED Screen Installation Methods...
LED Display Screen VGA, HDMI, DVI, SDI and DisplayPort Interfaces
We often hear people say DVI interface, VGA interface, etc., but what do these interfaces mean, and what are the differences between them? LED video wall manufacturers analyze the meaning and differences for you. 1, DVI interface The DVI interface is relatively large...
NTSC vs. sRGB vs. DCI-P3 vs. Adobe RGB: What Those Color Gamut Specs Actually Mean
If you’ve ever stared at a monitor spec sheet and seen “99% DCI-P3,” “100% sRGB,” or “72% NTSC,” you know the feeling: impressive numbers, zero context. Manufacturers love these specs. But what do they actually mean? Which one matters for your work or entertainment?...
LED Display Signs Terminology & Definitions: 2026 Guide
The digital LED signage industry has a fairly specific set of terms and vocabulary for describing LED displays. Here is a quick guide to some of the most important terms to know LED display signs. 1. Core LED Technology Fundamentals What is an LED (Light Emitting...
Micro-LED Packaging: COG vs. MiP — Cost, Yield, and Industrialization
In the previous article, we discussed the concept of advanced Micro-LED packaging. Our core conclusion was simple: from a semiconductor industry perspective, mass transfer is the foundational technology of advanced Micro-LED packaging. Today, we turn to the second key...
LED Screen Scanning Mode Explained: 1/2, 1/4, 1/8, 1/16 Scan Working Principle
With the development of LED technology, LED display brightness is also increasing, and pixel pitch is becoming smaller, which indicates that more LED displays entering indoor applications . However, due to the increase in LED brightness, pixel density, and refresh...
LED Signs Troubleshooting: Power Supply Problems, Voltage Drop & Breaker Checks
Troubleshooting LED signs may initially seem quite overwhelming since there are tons of variables that impact how a system works. You have to know that one of the leading causes of downtime is a power supply failure. When the LED sign is exhibiting strange or weird...
LED Screen Flicker Troubleshooting: 10 Causes & Fixes (2026)
Although LED screen flashing is not a big problem, it is an annoying problem. It not only affects the image quality of the LED screen, but also affects the viewer’s experience. If the LED screen is flashing, what is the reason? What is a good solution? FINE PIXEL...
How To Repair LED Curtain Screen: Common Problems & Troubleshooting Guide
LED Curtain screen using a long time, the product needs to do regular maintenance. LED Curtain Screen How to overhaul it? LED curtain screens, also called transparent LED displays or LED mesh screens, are widely used for glass walls, shopping malls, stage backgrounds,...
P3 vs P4 vs P5 vs P6 LED Display: Pixel Pitch, Price & Viewing Distance
What are the differences between indoor LED video wall P3, P4, P5 and P6? Which effect is better? If you want to purchase indoor LED screens, it is necessary to comprehensively consider the LED screen environment, viewing distance, display content, brightness and...
How to Measure LED Display Brightness: Nits, Testing & Guide
LED display as a publicity medium for use, we should know some LED screen knowledge. Below we will explain how to distinguish and measure the brightness of an LED display screen. What Is LED Display Screen Brightness? First, let’s take a look at what is the brightness...
How to Calculate LED Display Pixel Pitch, Pixel Density & Screen Resolution
How to calculate the LED display pixel pitch? First of all, need to know the LED screen area and pixel pitch, in order to calculate the number of pixels of an LED display screen. FINEPIXEL LED shares how to calculate the LED display pixel pitch and pixel...
Church LED Video Wall vs Projector: Brightness, Cost & Pixel Pitch
LED video walls are quite popular display products, and you may see them in outdoor sports stadiums, big churches and other large venues. A question is whether you should consider a video wall instead of a projector for worship. Here are a few parameters to compare an...
LED Display Screen Driver IC: Function, Types & Key Parameters
LED module PCB board back will have IC, but what is the role of these driver ICs in an LED display? In the operation of a full-color LED display, the driver IC receives display data according to the specified protocol from the receiving card or video processor. It...
LED Display ROI: How to Calculate LED Sign & Advertising Screen ROI
LED signs have also been favored over other advertising mediums because of their flexibility in managing content. It also requires less manpower and resources to deploy. LED partners should be able to discuss relevant facts with their clients. This includes projected...
RS485 LED Signs vs Wireless LED Signs: Which One Should You Choose?
LED Signs is widely used in squares, commercial streets, railway stations, subways, shopping malls and other places. Because of the diversity and complexity of its use, it also puts forward higher demands for the stability, reliability and fluency of audio and video...