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RTINGS was founded in 2011 by Cédric Demers, in his basement, originally as a website that compiled reviews from other websites, similar to Rotten Tomatoes. [ 1 ] [ 2 ] Initially, the website wasn't very successful and the founder was living off his savings from his prior job at Microsoft .
The term "4K" is generic and refers to any resolution with a horizontal pixel count of approximately 4,000. [4]: 2 Several different 4K resolutions have been standardized by various organizations.
A liquid-crystal display (LCD) in a smartphone Layers of a color TFT LCD. 1: Glass plates. 2+3: Horizontal and vertical polarizers. 4: RGB color mask. 5+6: Horizontal and vertical command lines. 7: polymer layer. 8: spacers. 9: thin film transistors. 10: front electrode. 11: rear electrode.
Three electron emitters (for red, green, and blue phosphor dots); Electron Beams and Electron Guns; Focusing coils; Deflection coils; Connection for final anodes (referred to as the "ultor" [1] in some receiving tube manuals)
To generate white light best suited as an LCD backlight, parts of the light of a blue-emitting LED are transformed by quantum dots into small-bandwidth green and red light such that the combined white light allows a nearly ideal color gamut to be generated by the RGB color filters of the LCD panel. The quantum dots may be in a separate layer as ...
A Roomba is an autonomous robotic vacuum cleaner made by the company iRobot, and was first introduced in September 2002. [1] Roombas have a set of sensors which help them navigate the floor area of a home.
Beijing Roborock Technology Co. Ltd. was founded in 2014 in Beijing, China. [3] Its launch was largely supported by Xiaomi. [2] The company raised about $640 million in its February 2020 IPO, [3] and the company had annual revenue of approximately CNY 4.5 billion as of August 2021.