• In telecommunications, guard intervals are used to ensure that distinct transmissions do not interfere with one another, or otherwise cause overlapping...
    4 KB (477 words) - 06:02, 10 January 2024
  • Thumbnail for Orthogonal frequency-division multiplexing
    improved by Weinstein and Ebert in 1971 with the introduction of a guard interval, providing better orthogonality in transmission channels affected by...
    88 KB (11,256 words) - 17:25, 4 September 2024
  • Thumbnail for Wi-Fi 6
    to transmit. In 802.11ax, it takes 12.8 microseconds (both without guard intervals). The 802.11ax amendment brings several key improvements over 802.11ac...
    18 KB (1,495 words) - 14:57, 2 November 2024
  • per second (on a single 20 MHz channel with one antenna and 400 ns guard interval); 802.11n's speed may go up to 150 megabits per second if there are...
    35 KB (4,564 words) - 14:08, 25 September 2024
  • Thumbnail for Wi-Fi 7
    channel width and spatial stream count. Per spatial stream GI stands for guard interval. 802.11ac only specifies operation in the 5 GHz band. Operation in the...
    19 KB (2,180 words) - 07:50, 22 October 2024
  • program execution Guard (information security), a device for controlling communication between computer networks Guard interval, intervals in transmission...
    3 KB (458 words) - 15:13, 13 September 2024
  • Thumbnail for IEEE 802.11
    licensed in the United States by the FCC. Based on short guard interval; standard guard interval is ~10% slower. Rates vary widely based on distance, obstructions...
    84 KB (10,812 words) - 10:56, 4 November 2024
  • relationships between the variables that allow for the maximum data rate. The Guard interval (GI) is defined as the timing between symbols. 2 MHz channel uses an...
    16 KB (1,849 words) - 10:15, 17 September 2024
  • band. Borrowed from the 802.11a/802.11g specifications: 800 ns regular guard interval Binary convolutional coding (BCC) Single spatial stream Newly introduced...
    39 KB (2,931 words) - 20:05, 26 September 2024
  • Thumbnail for Single-frequency network
    frequency. Since each modulator is very slow, one can afford to insert a guard interval between the symbols, and thus eliminate the ISI. Although the fading...
    10 KB (1,348 words) - 18:53, 11 June 2024