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A single direct LED cluster of a LCD. LED backlights replace CCFL (fluorescent) lamps with a few to several hundred white, RGB or blue LEDs. An LCD with LED-Backlight may be edge- or direct-lit: [9] edge-lit (ELED): LEDs form a line around the rim of the screen. May additionally support:
18 parallel CCFLs as backlight for an LCD TV LCD with edge-lit CCFL backlight For several years (until about 2010), the preferred backlight for matrix-addressed large LCD panels such as in monitors and TVs was based on a cold-cathode fluorescent lamp (CCFL) by using two CCFLs at opposite edges of the LCD or by an array of CCFLs behind the LCD ...
Transflective LCDs combine the features of a backlit transmissive display and a reflective display. The common implementations of LCD backlight technology are: 18 parallel CCFLs as backlight for a 42-inch (106 cm) LCD TV. WLED array: The LCD panel is lit by a full array of white LEDs placed behind a diffuser behind the panel.
In lighting design, backlighting is the process of illuminating the subject from the back. In other words, the lighting instrument and the viewer face each other, with the subject in between. This creates a glowing effect on the edges of the subject, [1] while other areas are darker. The backlight can be a natural or artificial source of light.
In some situations a photographer can use a reflector (such as a piece of white cardstock mounted off-camera, or even a white-painted wall) as a fill light instead of an actual lamp. Reflecting and redirecting the key light's rays back upon the subject from a different angle can cause a softer, subtler effect than using another lamp.
ESPN and other Disney-owned networks went dark in DirecTV homes early Sunday evening after the sides failed to reach a new carriage agreement to replace the one that expired earlier in the day.
DirecTV lost an estimated 1.8 million subscribers in 2023, leaving it with an estimated 11.3 million at the year's end – and down from 16 million subscribers at the end of 2019, according to the ...
After Melanie Duquette, 70, had extensive back surgery earlier this year, her doctor sent her to a rehab center to recover since it wasn’t safe for her to be home alone. But after six weeks, her ...