Video screens, also known as display screens or monitors, are electronic devices that display visual information. They are used in a wide range of applications, from personal computers and televisions to public displays and digital signage. Video screens are made up of a combination of electronic components, including a display panel, backlighting, and circuitry that controls the display. The display panel is the most important component of a video screen. There are several types of display panels, including liquid crystal displays (LCDs), organic light-emitting diodes (OLEDs), and plasma displays. Each type of panel has its own unique characteristics, such as color accuracy, contrast ratio, and viewing angle. LCD panels are the most common type of display panel used in video screens today, due to their low cost and high reliability. Backlighting is another important component of video screens. It provides the light that illuminates the display panel, making the images visible. There are several types of backlighting, including edge-lit, direct-lit, and full-array. Edge-lit backlighting uses LEDs (light-emitting diodes) along the edges of the display panel to provide the light. Direct-lit backlighting uses a grid of LEDs behind the display panel to provide the light. Full-array backlighting uses a grid of LEDs that are individually controlled to provide the best possible image quality. Finally, the circuitry that controls the display is responsible for processing the video signal and sending it to the display panel. This circuitry is typically integrated into the video screen itself, and is responsible for adjusting the brightness, contrast, and color of the display. Overall, video screens are essential components of modern technology, and are used in a wide range of applications, from personal entertainment to commercial advertising. They are constantly evolving, with new technologies and features being developed all the time.
display panel, backlighting, circuitry, LCD, OLED
CITATION : "Thomas Smith. 'Video Screens.' Design+Encyclopedia. https://design-encyclopedia.com/?E=407185 (Accessed on August 02, 2025)"
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