• In telecommunication technology, a Barker code or Barker sequence is a finite sequence of digital values with the ideal autocorrelation property. It is...
    16 KB (1,805 words) - 17:05, 29 May 2025
  • can make conclusions related to the local behavior of DNA sequences. A Barker code is a sequence of N values of +1 and −1, x j  for  j = 1 , … , N , {\displaystyle...
    6 KB (696 words) - 20:29, 23 February 2025
  • Thumbnail for Code-division multiple access
    used for radar applications for many decades, where they are called Barker codes (with a very short sequence length of typically 8 to 32). For space-based...
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  • IEEE 802.11b specification. In 1999, CCK was adopted to supplement the Barker code in wireless digital networks to achieve data rate higher than 2 Mbit/s...
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  • Networks. AN codes Algebraic geometry code BCH code, which can be designed to correct any arbitrary number of errors per code block. Barker code used for...
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  • Thumbnail for Ronald Hugh Barker
    Hugh Barker FIEE (28 October 1915 – 7 October 2015) was an Irish physicist and pioneer in his field of digital technology. Inventor of Barker code a method...
    29 KB (3,237 words) - 07:41, 16 June 2025
  • Pseudorandom noise (redirect from PN code)
    systems are maximal length sequences, Gold codes, Kasami codes, and Barker codes. Barker code Gold Codes Maximum length sequence Zadoff–Chu sequence...
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  • standard uses complementary code keying (CCK) as its modulation technique, which uses a specific set of length 8 complementary codes that was originally designed...
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  • algorithm similar to the FFT. Barker code Complementary sequences Federal Standard 1037C Frequency response Gold code Impulse response Polynomial ring...
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  • Thumbnail for Digital data
    tape for use with early home computers. Analog-to-digital converter Barker code Binary number Comparison of analog and digital recording Computer data...
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  • Kalashnikov Bailey bridge – Donald Bailey Bakelite – Leo Baekeland Barker code – Ronald Hugh Barker Barlow lens – Barlow's wheel – Peter Barlow Bath Oliver – William...
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    as a 31-bit pseudo-random binary sequence with properties much like Barker codes, with a bit-width of 100 μs resulting in a 3.1 ms pulse. The auto-correlation...
    30 KB (3,419 words) - 15:43, 29 May 2025
  • February 2011). "Female Foreign Correspondents' Code of Silence, Finally Broken". ProPublica. "Kim Barker". New York Times. Retrieved 2023-06-29. "The Coldest...
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  • Thumbnail for The Barker
    The Barker is a 1928 American part-talkie pre-Code romantic drama film produced and released by First National Pictures, a subsidiary of Warner Bros.,...
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  • Thumbnail for Radar
    wavelengths are used in different roles. The traditional band names originated as code-names during World War II and are still in military and aviation use throughout...
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  • phases can be done according to a technique known as Barker codes. The advantages of the Barker codes are their simplicity (as indicated above, a π {\displaystyle...
    31 KB (5,513 words) - 10:17, 19 June 2025
  • illustration that accompanies computer software or is embedded in the source code. The documentation either explains how the software operates or how to use...
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  • Thumbnail for Linear encoder
    the scale, an autocorrelator pattern (typically a Barker code) or a chirp pattern. Distance coded reference marks (DCRM) are placed onto the scale in...
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  • Thumbnail for Data communication
    data accurately by the receiver using digital code was the Barker code invented by Ronald Hugh Barker in 1952 and published in 1953. Data transmission...
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  • and quadrature pilot. The data is error-coded with 5-bit Barker code and the pilot with 10-bit Neuman-Hoffman code. Open L1OC and restricted L1SC signals...
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  • 3D Doppler Radar Spectrum showing a Barker Code of 13...
    26 KB (3,760 words) - 09:07, 6 June 2025
  • Thumbnail for John Barker Church
    John Barker Church, a.k.a. John Carter, (October 30, 1748 – April 27, 1818), was an English born businessman and supplier of the Continental Army during...
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  • Thumbnail for Barker, Niagara County, New York
    Barker is a village in Niagara County, New York. The population was 533 at the time of the 2010 census. The mail ZIP code is 14012. It is part of the...
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  • Thumbnail for Lex Barker
    Alexander Crichlow Barker Jr. (May 8, 1919 – May 11, 1973), known as Lex Barker, was an American film and television actor. He was known for playing Tarzan...
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  • American Studies 1974) Ronald Hugh Barker - a physicist, mathematician and pioneer in digital technology who invented Barker code (Bsc 1938) Erkin Bairam – Professor...
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  • Thumbnail for Barker Heights, North Carolina
    Geological Survey Geographic Names Information System: Barker Heights, North Carolina "Barker Heights NC ZIP Code". zipdatamaps.com. 2023. Retrieved February 17...
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  • Thumbnail for +44 (band)
    name is a reference to the country code needed when placing a phone call to the United Kingdom, where Hoppus and Barker first discussed making music alone...
    32 KB (3,108 words) - 23:59, 17 June 2025
  • Things pioneer Ronald Hugh Barker, a physicist, mathematician and pioneer of digital technology who invented Barker code Harold Barlow, engineer and...
    132 KB (13,074 words) - 20:17, 27 May 2025
  • in a Secondary School. Ronald Hugh Barker (PhD, BSc(hons), FIET, FInstP ), Physicist and Inventor of Barker code, used for the efficient transmission...
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  • 4B3T (category Line codes)
    where 4B3T is not used, is 2B1Q. The sync sequence used is the 11-symbol Barker code, +++−−−+−−+− or its reverse, −+−−+−−−+++. Each 4-bit input group is encoded...
    14 KB (485 words) - 18:09, 12 March 2024