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System and method for flexible coding, modulation, and time slot allocation in a radio telecommunications network

  • US 5,701,294 A
  • Filed: 10/02/1995
  • Issued: 12/23/1997
  • Est. Priority Date: 10/02/1995
  • Status: Expired due to Term
First Claim
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1. A system for dynamically optimizing voice quality in a digital cellular radio telecommunications network, said network having a plurality of user bit rate components that operate at set bit rates, and said network utilizing a plurality of radio channels to carry calls, said system comprising:

  • means for monitoring and measuring conditions on each of said radio channels, said means for monitoring and measuring having means for continuously monitoring and measuring said conditions;

    means for estimating current radio channel quality for each of said radio channels;

    means for changing the bit rates of each of said plurality of user bit rate components;

    means for dynamically controlling said means for changing bit rates in order to provide the maximum achievable voice quality for calls on each of said radio channels; and

    means for monitoring and measuring cellular network conditions that influence achievable voice quality, wherein said cellular network conditions that influence achievable voice quality include;

    mobile station (MS) capability;

    cellular network capability; and

    tariffs.

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