Adaptive frame durations for time-hopped impulse radio systems

Telecommunications – Transmitter and receiver at separate stations – Having measuring – testing – or monitoring of system or part

Reexamination Certificate

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C455S063100, C455S067130, C375S138000, C375S239000, C375S135000, C375S325000, C375S242000, C375S147000

Reexamination Certificate

active

07403746

ABSTRACT:
A method determines a duration of a frame in an impulse radio system for radio ranging. Channel state information of a channel between two transceivers is estimated periodically. A signal to noise and interference ratio is also estimated periodically. The frame duration of the frame is then determined according to the channel state information and the signal to noise and interference ratio.

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