发明名称 SYSTEMS, METHODS AND APPARATUS FOR DETECTING REPLACEMENT OF A BATTERY IN A REMOTE CONTROL
摘要 <p>Various embodiments of systems, methods and apparatus are provided for indicating to a user a low battery condition of a remote control for a controlled device. More particularly, a remote control detects a low battery condition as well as the replacement of batteries in the remote control. The remote control transmits a low battery message (606) to a controlled device responsive to detecting a low battery condition (604). Similarly, the remote control transmits a battery status message to the controlled device responsive to detecting the replacement of batteries in the remote control. The controlled device utilizes the low battery message and the battery status message to determine whether to present a low battery indicator to a user regarding a low battery condition of the remote control.</p>
申请公布号 WO2009137374(A1) 申请公布日期 2009.11.12
申请号 WO2009US42651 申请日期 2009.05.04
申请人 ECHOSTAR TECHNOLOGIES LLC;REAMS, WILLIAM, R. 发明人 REAMS, WILLIAM, R.
分类号 G08C23/04;G01R31/36;G08B29/18;H04N5/445 主分类号 G08C23/04
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