• In telecommunication, frequency sharing or channel sharing is the assignment to or use of the same radio frequency by two or more stations that are separated...
    5 KB (464 words) - 20:14, 16 January 2023
  • The frequency illusion (also known as the Baader–Meinhof phenomenon) is a cognitive bias in which a person notices a specific concept, word, or product...
    23 KB (2,718 words) - 02:53, 29 May 2024
  • bounds for the frequency range. Electric currents that oscillate at radio frequencies (RF currents) have special properties not shared by direct current...
    15 KB (1,091 words) - 05:19, 7 June 2024
  • Electromagnetic interference (EMI), also called radio-frequency interference (RFI) when in the radio frequency spectrum, is a disturbance generated by an external...
    38 KB (4,396 words) - 22:06, 12 June 2024
  • Thumbnail for High-speed multimedia radio
    implementation of high-speed wireless TCP/IP data networks over amateur radio frequency allocations using commercial off-the-shelf (COTS) hardware such as 802...
    27 KB (2,628 words) - 02:53, 1 May 2024
  • Letter frequency is the number of times letters of the alphabet appear on average in written language. Letter frequency analysis dates back to the Arab...
    38 KB (2,486 words) - 14:31, 28 June 2024
  • because of frequency sharing between different allocations. Wireless LANs and cordless phones can also use bands other than those shared with ISM, but...
    24 KB (2,356 words) - 22:54, 2 July 2024
  • (also TF*IDF, TFIDF, TF–IDF, or Tf–idf), short for term frequency–inverse document frequency, is a measure of importance of a word to a document in a...
    22 KB (2,916 words) - 14:42, 17 March 2024
  • Thumbnail for Frequency-hopping spread spectrum
    Frequency-hopping spread spectrum (FHSS) is a method of transmitting radio signals by rapidly changing the carrier frequency among many frequencies occupying...
    15 KB (1,921 words) - 11:24, 26 June 2024
  • separated into two different frequency ranges. First there is Frequency Range 1 (FR1), which includes sub-6 GHz frequency bands, some of which are traditionally...
    27 KB (603 words) - 19:19, 2 June 2024
  • Thumbnail for Frequency allocation
    Frequency allocation (or spectrum allocation) is the part of spectrum management dealing with the designation and regulation of the electromagnetic spectrum...
    7 KB (331 words) - 00:04, 24 January 2024
  • Cellular frequencies are the sets of frequency ranges within the ultra high frequency band that have been assigned for cellular-compatible mobile devices...
    5 KB (647 words) - 18:15, 25 April 2022
  • Thumbnail for Bicycle-sharing system
    worldwide offer bike-sharing systems, e.g., Dubai, New York, Paris, Mexico City, Montreal and Barcelona. The first bike sharing projects were initiated...
    96 KB (11,085 words) - 19:40, 30 June 2024
  • Thumbnail for Telecom infrastructure sharing
    radio site elements. Active sharing is sharing electronic infrastructure. Spectrum-sharing (also called Frequency sharing) concept is based on a lease...
    11 KB (1,247 words) - 14:34, 11 May 2024
  • Thumbnail for Ultra high frequency
    Ultra high frequency (UHF) is the ITU designation for radio frequencies in the range between 300 megahertz (MHz) and 3 gigahertz (GHz), also known as the...
    27 KB (3,060 words) - 13:26, 13 June 2024
  • the electromagnetic spectrum with frequencies from 3 Hz to 3,000 GHz (3 THz). Electromagnetic waves in this frequency range, called radio waves, are widely...
    44 KB (2,909 words) - 17:45, 10 June 2024
  • February 2017. Retrieved 18 September 2019. "First Video Sharing Site Paved the Way for YouTube — ShareYourWorld.com Was There First to Launch Ten Years Back"...
    17 KB (2,013 words) - 18:04, 17 June 2024
  • Thumbnail for Frequency comb
    Prize in Physics being shared by John L. Hall and Theodor W. Hänsch in 2005. The frequency domain representation of a perfect frequency comb is like a Dirac...
    33 KB (4,010 words) - 04:16, 1 July 2024
  • High-frequency trading (HFT) is a type of algorithmic trading in finance characterized by high speeds, high turnover rates, and high order-to-trade ratios...
    74 KB (8,348 words) - 13:51, 15 May 2024
  • Thumbnail for Codeshare agreement
    have code sharing partnerships with other airlines, and code sharing is a key feature of the major airline alliances. Typically, code-sharing agreements...
    8 KB (973 words) - 23:17, 26 June 2024
  • Thumbnail for Utility frequency
    The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the nominal frequency of the oscillations of alternating...
    46 KB (5,513 words) - 22:00, 4 July 2024
  • Thumbnail for Frequency-division multiplexing
    In telecommunications, frequency-division multiplexing (FDM) is a technique by which the total bandwidth available in a communication medium is divided...
    9 KB (1,258 words) - 12:50, 8 January 2024
  • The Frequency was an independent rock band from Los Angeles, CA. Marc Cazorla and Alex Stiff, later of The Record Company, were the core songwriting and...
    5 KB (455 words) - 06:47, 9 November 2023
  • Thumbnail for Very high frequency
    one meter. Frequencies immediately below VHF are denoted high frequency (HF), and the next higher frequencies are known as ultra high frequency (UHF). VHF...
    23 KB (2,831 words) - 17:50, 10 June 2024
  • multiplexing and frequency-division multiplexing. Channel access methods for circuit switching include time-division multiple access, frequency-division multiple...
    1 KB (163 words) - 18:40, 17 March 2022
  • Thumbnail for Frequency-shift keying
    Frequency-shift keying (FSK) is a frequency modulation scheme in which digital information is encoded on a carrier signal by periodically shifting the...
    16 KB (1,908 words) - 07:00, 29 June 2024
  • Thumbnail for Spectrum management
    of radio frequencies to promote efficient use and gain a net social benefit. The term radio spectrum typically refers to the full frequency range from...
    26 KB (3,490 words) - 22:00, 28 June 2024
  • commercial Long-Term Evolution (LTE) networks in Asia, grouped by their frequency bands. Some operators use multiple bands and are therefore listed multiple...
    286 KB (11,708 words) - 14:31, 2 July 2024
  • Thumbnail for Frequency analysis
    In cryptanalysis, frequency analysis (also known as counting letters) is the study of the frequency of letters or groups of letters in a ciphertext. The...
    16 KB (1,663 words) - 06:05, 8 April 2024
  • VII – Frequency Sharing (article 1.166-1.176) Section VIII – Technical terms relating to space (article 1.177-1.191) CHAPTER II – Frequencies CHAPTER...
    13 KB (849 words) - 22:17, 8 June 2024