how to get stretched display

With the progress of science and technology, LCD is more and more popular. However, the inherent and inevitable shortcomings of LCD have also been paid attention to. When it comes to LCD black spots, many people may not understand. Today, I will teach you how to look at black spots. I hope it can help you.   What is the dark spot of LCD? In fact, dark spot is more hidden than bright spot and bad spot, but its influence on use is far greater than bad spot. Sometimes on some screens, there will be some patches that are not very big. The black small class is as big as the soybean, and the big class may be as big as the thumb. Different from the bright and dark spots, the dark color system is only partially dark, which is not easy to find from the front, but only from the side.   The main reason for the formation of dark spots is that the external force has been squeezed for long time. We think that it is probably due to improper handling in the transportation process. LCD screens with black dots are usually hard to find on the front and more obvious on the side (just like the test perspective).We suggest that when you buy LCD, you should not only look at the bad points of the screen, but also look at the surface of the screen from multiple angles, and set the screen to white. If you find

Digital signage is a brand-new media concept. It generally refers to large-scale shopping malls, supermarkets, hotel lobbies, restaurants, airport subway stations, cinemas, and other public places where other people’s traffic converge. The large-screen terminal display equipment can release business information and finance. Multimedia professional audio-visual system with entertainment information. Its purpose is to broadcast advertising information to a specific group of people in a specific physical place and a specific time period, so that it has the effect of advertising. Overview The digital signage system is juxtaposed with paper media, radio, television, and the Internet, and is called the “fifth media.” composition The Digital Signage system consists of the following parts: ——Display terminal (LCD liquid crystal display) –media Player Support video: MPEG-1, MPEG-2, MPEG-4, DivX, Xvid, H.264, Quicktime, WMV, AVI, FLV Audio: MP3, WAV, AC3, AIFF Images: JPEG, GIF, PNG, TIFF, BMP, and image slideshows with page turning effects Flash animation: Flash 8, Flash 9, Flash 10 ——Management Software 1. Content management -Powerful browser interface for media content creation and management -Role-based account security control -Create new program types without programming -Each player can customize different playlists -Online preview of the designated player, the playlist of the designated time -Dynamic display content defined by XML -Support dynamic content data in RSS format 2. Advertising management -Each ad placement can include one or more media files -You can specify the number of times and the sequence of ads in each playlist -Support multiple media formats: AVI, FLV (Flash Video), Quicktime MOV,