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Eugene Polley
Eugene Polley (November 29, 1915 – May 20, 2012) was an electrical engineer and engineering manager for Zenith Electronics who invented the first wireless remote control for television. Life and career Eugene J. Polley was born November 29, 1915, in Chicago, Illinois. He attended the City Colleges of Chicago and Armour Institute of Technology, but he left before graduating. In 1935, he was hired as a stock boy for Zenith Electronics; he moved to the company's parts department, where he created the company's first catalog, then transferred to engineering, where his assignments included work on radar during World War II for the U.S. Department of Defense. His 1955 invention, marketed as the Flash-Matic, used visible light to remotely control a television outfitted with four photocells in the cabinet at the corners of the screen. Aiming the pistol-shaped control at an individual photocell could turn the receiver on and off, mute the sound and change the channel up or down. ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Chicago
Chicago is the List of municipalities in Illinois, most populous city in the U.S. state of Illinois and in the Midwestern United States. With a population of 2,746,388, as of the 2020 United States census, 2020 census, it is the List of United States cities by population, third-most populous city in the United States after New York City and Los Angeles. As the county seat, seat of Cook County, Illinois, Cook County, the List of the most populous counties in the United States, second-most populous county in the U.S., Chicago is the center of the Chicago metropolitan area, often colloquially called "Chicagoland" and home to 9.6 million residents. Located on the shore of Lake Michigan, Chicago was incorporated as a city in 1837 near a Chicago Portage, portage between the Great Lakes and the Mississippi River, Mississippi River watershed. It grew rapidly in the mid-19th century. In 1871, the Great Chicago Fire destroyed several square miles and left more than 100,000 homeless, but ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Video Disk
Video CD (abbreviated as VCD, and also known as Compact Disc Digital Video), (not to be confused with CD Video which is a type of LaserDisc, Laserdisc) is a home video format and the first format for distributing films on standard optical discs. The format was widely adopted in all of Asia (except for Japan and South Korea), superseding the VHS and Betamax systems in those regions until DVD-Video became more affordable in the 2000s. The format is a standard digital data format for storing video on a compact disc. VCD discs/disc images are playable in dedicated VCD players and widely playable in most DVD players, personal computers and some video game consoles with an optical disc drive that is programmed to understand VCD discs. However, they are less playable in most Blu-ray, Blu-ray Disc players, vehicle audio with DVD/Blu-ray support and video game consoles such as the Sony PlayStation and Xbox due to lack of backward compatibility for the older MPEG-1 format, inability t ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
