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Selular Communication

  1. Mar 8, 2006 #1
    1. Any one have a artcle or reffern about physics study of selular communication?
    2. How is qulity of signal from ponsel is the best?
    3. What's modulation on HP using?
  2. jcsd
  3. Mar 8, 2006 #2


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    Staff Emeritus
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    Almost all cell phones use some variation of quadrature amplitude modulation.

    I can't understand the rest of your question. There are hundreds of thousands of papers and books about wireless communication; we don't know what you're looking for.

    - Warren
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