发明名称 WIRELESS SPEAKER UNITS WITH IMPROVED BATTERY LIFE
摘要 A method is provided for managing signal distribution in a wireless speaker unit. The method includes monitoring a power level of the first wireless device; receiving, at the first wireless device, a first signal from the base unit if a power level of the first wireless device has not reached a threshold level; transmitting wirelessly a second signal, derived from the first signal, from said first wireless device to the second wireless device if a power level of the first wireless device has not reached the threshold level; receiving, at the second wireless device, the first signal from the base unit if the power level of the first wireless device reaches the threshold level; and transmitting wirelessly a third signal, derived from the first signal, from the second wireless device to the first wireless device if the power level of the first wireless device reaches the threshold level.
申请公布号 US2011158441(A1) 申请公布日期 2011.06.30
申请号 US20090650769 申请日期 2009.12.31
申请人 MOTOROLA, INC. 发明人 BATRA SANJAY
分类号 H04R5/02;H04B3/00;H04B17/00;H04R29/00 主分类号 H04R5/02
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