发明名称 |
Dual-mode mobile telephone terminal |
摘要 |
A portable-type dual-mode mobile telephone terminal apparatus including a satellite wireless communication controller 2 for performing satellite communications via a communications satellite and a cellular wireless communication controller 8 for performing cellular communications via a ground station, and interfacing means 21 for making interfacing between the satellite wireless communication controller 2 and the LCD/keypad junction unit 14 of the cellular wireless communication controller 8. The interfacing means 21 performs software interfacing under the control of a program while address decoders and input and output ports perform electrical interfacing.
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申请公布号 |
US6580921(B1) |
申请公布日期 |
2003.06.17 |
申请号 |
US19980180135 |
申请日期 |
1998.11.03 |
申请人 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
发明人 |
INOUE SEIYA;SEO KOZO |
分类号 |
H04B7/185;(IPC1-7):H04B1/38;H04Q7/20 |
主分类号 |
H04B7/185 |
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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