发明名称 |
System for providing simultaneous data and voice communication |
摘要 |
An accessory device for portable telephones which provides simultaneous functionality of a hands-free accessory device and a data-in-voice modem enabling a portable telephone to be used in a vehicle such that the driver can be engaged in a hands-free conversation at the same time as data (such as GPS position information) is being sent over the same cellular voice channel. |
申请公布号 |
AU4501996(A) |
申请公布日期 |
1996.06.26 |
申请号 |
AU19960045019 |
申请日期 |
1995.12.08 |
申请人 |
STANFORD TELECOMMUNICATIONS, INC. |
发明人 |
RONALD BRUNO;LEONARD SCHUCHMAN;KENNETH CUNNINGHAM;ROBERT MCCARTHY |
分类号 |
H04B1/38;H04M1/60;H04W88/02 |
主分类号 |
H04B1/38 |
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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