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  2. Garage door opener - Wikipedia

    en.wikipedia.org/wiki/Garage_door_opener

    The electric overhead garage door opener was invented by C.G. Johnson in 1926 in Hartford City, Indiana. [1] Electric Garage Door openers did not become popular until Era Meter Company of Chicago offered one after World War II where the overhead garage door could be opened via a key pad located on a post at the end of the driveway or a switch inside the garage.

  3. The Genie Company - Wikipedia

    en.wikipedia.org/wiki/The_Genie_Company

    Website. www.geniecompany.com. GMI Holdings Inc. (dba The Genie Company) is an American manufacturer of garage door openers & related accessories. It was founded in 1923 as the Alliance Manufacturing Company, located in Alliance, Ohio. At the time the company produced a broad line of consumer, industrial and military products. [2]

  4. Electric eye - Wikipedia

    en.wikipedia.org/wiki/Electric_eye

    An electric eye is a photodetector used for detecting obstruction of a light beam. An example is the door safety system used on garage door openers that use a light transmitter and receiver at the bottom of the door to prevent closing if there is any obstruction in the way that breaks the light beam. The device does not provide an image; only ...

  5. PlayStation 3 - Wikipedia

    en.wikipedia.org/wiki/PlayStation_3

    The 'OtherOS' functionality was not present in the updated PS Slim models, and the feature was subsequently removed from previous versions of the PS3 as part of the machine's firmware update version 3.21 which was released on April 1, 2010; [180] Sony cited security concerns as the rationale. The firmware update 3.21 was mandatory for access to ...

  6. Rolling code - Wikipedia

    en.wikipedia.org/wiki/Rolling_code

    Rolling code. A rolling code (or sometimes called a hopping code) is used in keyless entry systems to prevent a simple form of replay attack, where an eavesdropper records the transmission and replays it at a later time to cause the receiver to 'unlock'. Such systems are typical in garage door openers and keyless car entry systems.

  7. Infamous (video game) - Wikipedia

    en.wikipedia.org/wiki/Infamous_(video_game)

    Mode (s) Single-player. Infamous (stylized as inFAMOUS) is an action-adventure video game developed by Sucker Punch Productions and published by Sony Computer Entertainment for PlayStation 3. The game was released in May 2009. In Infamous, the player controls the protagonist Cole MacGrath, a bike messenger caught in the center of an explosion ...

  8. MAG (video game) - Wikipedia

    en.wikipedia.org/wiki/MAG_(video_game)

    Mode (s) Multiplayer. MAG was a massively multiplayer online first-person shooter [4] video game developed by Zipper Interactive for the PlayStation 3. The game was released in North America on January 26, 2010, [2] mainland Europe on January 27 and the United Kingdom on January 29. It was released in Australia and New Zealand on February 11 ...

  9. PlayStation 3 technical specifications - Wikipedia

    en.wikipedia.org/wiki/PlayStation_3_technical...

    PlayStation 3's Cell CPU achieves a theoretical maximum of 204.8 GFLOPS in single precision floating point operations and up to 15 GFLOPS double precision. [1] The PS3 has 256 MB ([2]) of Rambus XDR DRAM, clocked at CPU die speed. [1] The PPE has 64 KB ([3]) L1 cache and 512 KB L2 cache, while the SPEs have 2 MB local memory (256 KB per SPE ...