发明名称 Remotely operable telephone answering device and method of operation thereof
摘要 A telephone answering device (TAD) and a method of controlling such TAD. In one embodiment, the TAD includes: (1) an external interface couplable to a telephone line outbound from a site, (2) an internal interface couplable to a client telephone and (3) decode circuitry, associated with the internal interface, that interprets affirmative commands received from the client telephone to allow the client telephone to control the TAD.
申请公布号 US6370236(B1) 申请公布日期 2002.04.09
申请号 US19980119996 申请日期 1998.07.21
申请人 AGERE SYSTEMS GUARDIAN CORP. 发明人 CANNON JOSEPH M.;GUPTA ARUPRATAN;JOHANSON JAMES A.
分类号 H04M1/652;(IPC1-7):H04M1/64 主分类号 H04M1/652
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