TUNABLE MATCHING NETWORK FOR ANTENNA SYSTEMS
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United States of America Patent
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app pub date -
Nov 13, 2012
filing date -
Jan 24, 2012
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Abandoned
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Abstract
A communication system is provided, including an antenna, a matching network coupled to the antenna, a controller configured to control the matching network, and a look-up table coupled to the controller. The look-up table includes characterization data according to frequency bands and conditions. The controller is configured to refer to the look-up table to determine optimum impedance for a frequency band selected under a condition detected during a time interval, and adjust the matching network to provide the optimum impedance.
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