发明名称 Audio broadcast in cordless digital system
摘要 A cordless digital telephone system which allows audio broadcasts is provided. Time division multiple access (TDMA) cordless phone systems provide a base unit which is able to provide connections for a plurality of mobile units, such as handsets. With time division, the mobile units are synchronized to different time slots. A broadcast mode is provided that causes the mobile units to be placed in a receive only mode and to synchronize to the same time slot where a broadcast message is sent.
申请公布号 US2002105920(A1) 申请公布日期 2002.08.08
申请号 US20010779014 申请日期 2001.02.07
申请人 SIEMENS INFORMATION AND COMMUNICATION PRODUCTS, LLC. 发明人 SIEMENS GERHARD;SYDON UWE;KOCKMANN JUERGEN;DICKER OLAF;STEINBACH HOLGER
分类号 H04M1/65;H04M1/658;H04M1/663;H04M1/725;(IPC1-7):H04H1/00 主分类号 H04M1/65
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