METHOD AND APPARATUS FOR DETERMINING POWER REQUIRED FOR DATA TRANSMISSION IN COMMUNICATION SYSTEMS
First Claim
1. A method for communication, comprising:
- determining at a source of data a quality metric of a link over which data is to be transmitted;
modifying said quality metric by a quality metric margin; and
determining a power required for transmission of data in accordance with said modified quality metric.
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Accused Products
Abstract
Methods and apparatus for estimating a transmission power required for data transmission in a communication system are disclosed. A terminal determines a quality metric of a communication link, over which data are to be transmitted, and modifies the determined quality metric by a quality metric margin. The terminal then estimates the maximum rate of data in accordance with the modified quality metric. Alternatively, the terminal estimates transmission power required for data transmission with a data rate in accordance with the modified quality metric. The quality metric margin may be a pre-determined or dynamically adjusted. The terminal dynamically adjusts the quality metric margin in accordance with a result of comparison of a transmit power corresponding to the estimated maximum rate of data with an actual transmit power used to transmit the data.
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Citations
29 Claims
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1. A method for communication, comprising:
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determining at a source of data a quality metric of a link over which data is to be transmitted;
modifying said quality metric by a quality metric margin; and
determining a power required for transmission of data in accordance with said modified quality metric. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. An apparatus for communication, comprising:
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means for determining at a source of data a quality metric of a link over which data is to be transmitted;
means for modifying said quality metric by a quality metric margin; and
means for determining a power required for transmission of data in accordance with said modified quality metric. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A apparatus for communication, comprising:
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an estimator configured to determine at a source of data a quality metric of a link over which data is to be transmitted;
a combiner communicatively coupled to said estimator and configured to modify the quality metric by a quality metric margin; and
a processing block communicatively coupled to said combiner and configured to determine power required for transmission of data in accordance with said modified quality metric. - View Dependent Claims (24, 25, 26, 27, 28)
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29. A computer program product, comprising:
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code for causing a computer to determine at a source of data a quality metric of a link over which data is to be transmitted;
code for causing a computer to modify said quality metric by a quality metric margin; and
code for causing a computer to determine power required for transmission of a data in accordance with said modified quality metric.
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Specification