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  2. Wi-Fi Protected Access - Wikipedia

    en.wikipedia.org/wiki/Wi-Fi_Protected_Access

    Each wireless network device encrypts the network traffic by deriving its 128-bit encryption key from a 256-bit shared key. This key may be entered either as a string of 64 hexadecimal digits, or as a passphrase of 8 to 63 printable ASCII characters . [ 25 ]

  3. HDMI - Wikipedia

    en.wikipedia.org/wiki/HDMI

    [65]: §6.3.2 It also added an HDMI Ethernet Channel (HEC) that accommodates a 100 Mbit/s Ethernet connection between the two HDMI connected devices so they can share an Internet connection, [43] introduced an audio return channel (ARC), [41] 3D Over HDMI, a new Micro HDMI Connector, an expanded set of color spaces with the addition of sYCC601 ...

  4. Global Positioning System - Wikipedia

    en.wikipedia.org/wiki/Global_Positioning_System

    The satellite network uses a CDMA spread-spectrum technique [167]: 607 where the low-bitrate message data is encoded with a high-rate pseudo-random (PRN) sequence that is different for each satellite. The receiver must be aware of the PRN codes for each satellite to reconstruct the actual message data.

  5. Brain–computer interface - Wikipedia

    en.wikipedia.org/wiki/Brain–computer_interface

    Dummy unit illustrating the design of a BrainGate interface. A brain–computer interface (BCI), sometimes called a brain–machine interface (BMI), is a direct communication link between the brain's electrical activity and an external device, most commonly a computer or robotic limb.

  6. Random walk - Wikipedia

    en.wikipedia.org/wiki/Random_walk

    Random walks can be used to sample from a state space which is unknown or very large, for example to pick a random page off the internet. [citation needed] In computer science, this method is known as Markov Chain Monte Carlo (MCMC). In wireless networking, a random walk is used to model node movement. [citation needed]

  7. Electricity - Wikipedia

    en.wikipedia.org/wiki/Electricity

    Electricity is the set of physical phenomena associated with the presence and motion of matter possessing an electric charge.Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as described by Maxwell's equations.

  8. General Electric - Wikipedia

    en.wikipedia.org/wiki/General_Electric

    General Electric in Schenectady, New York, aerial view, 1896 Plan of Schenectady plant, 1896 [18] General Electric Building at 570 Lexington Avenue, New York. During 1889, Thomas Edison (1847–1931) had business interests in many electricity-related companies, including Edison Lamp Company, a lamp manufacturer in East Newark, New Jersey; Edison Machine Works, a manufacturer of dynamos and ...

  9. Index of Singapore-related articles - Wikipedia

    en.wikipedia.org/wiki/Index_of_Singapore-related...

    A Blessed Life; A Child's Hope; A Classic Tour; A Dance of Moths; A Gesture Life; A Head Full of Dreams Tour; A Land Imagined; A Life of Hope; A Many-Splendoured Thing