发明名称 |
System for digital radio communication between a wireless LAN and a PBX |
摘要 |
A wireless local area network for digital radio communication between remote devices and a PBX telephone system, wherein the remote devices can access and use the voice message features in the PBX and the data bases on a host computer and servers. A wireless phone is provided for voice and data communication through the PBX or a CO telephone line with remote locations or the Internet using digital data packets and standard Internet Protocol. In a preferred embodiment of the invention, the remote device is a cash register comprising a bar code scanner and a phone. Radio communication between the register and a host computer is carried out over two channels, a first channel for data communication and a second channel for voice communication.
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申请公布号 |
US7492748(B2) |
申请公布日期 |
2009.02.17 |
申请号 |
US20060593624 |
申请日期 |
2006.11.06 |
申请人 |
SYMBOL TECHNOLOGIES, INC. |
发明人 |
SWARTZ JEROME;HEIMAN FRED P.;MCGLYNN DANIEL R.;BEACH ROBERT |
分类号 |
H04L12/28;H04Q3/58;G06K17/00;G06Q30/00;G06Q99/00;G07F7/00;G07F7/02;G07F7/10;G07G1/00;G07G1/14;H04B7/26;H04L12/56;H04M1/00;H04M1/253;H04M1/57;H04M1/663;H04M1/725;H04M3/00;H04M3/38;H04M3/42;H04M3/533;H04M7/12;H04W92/02 |
主分类号 |
H04L12/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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