发明名称 Wireless mobile telephone system with alternative power instruments and DTMF Capability
摘要 A wireless telephone system incorporates voice activated mobile instruments that are powered through a separate pod that includes electrical couplings either to A.C. structural power or D.C. vehicular power. Furthermore, the system accommodates both digital (DTMF) and voice (audio) communication from the keyless mobile instruments to and through a switched telephone network.
申请公布号 US6751482(B1) 申请公布日期 2004.06.15
申请号 US20020190058 申请日期 2002.07.02
申请人 NILSSON BYARD G. 发明人 NILSSON BYARD G.
分类号 H04B1/40;H04M1/27;H04M1/60;H04M3/42;H04M17/00;H04M17/02;H04W4/24;(IPC1-7):H04Q1/38 主分类号 H04B1/40
代理机构 代理人
主权项
地址