发明名称 |
A portable communication device |
摘要 |
A coder-decoder (CODEC) (1) receives two different electronic signals from earphones (15,16) through corresponding speech encoder paths simultaneously. An adder adds the electronic signals and transmits through a transceiver (10). Independent claims are included for the following: (1) CODEC; and (2) Conference call establishment method. |
申请公布号 |
SE0004266(D0) |
申请公布日期 |
2000.11.21 |
申请号 |
SE20000004266 |
申请日期 |
2000.11.21 |
申请人 |
TELEFONAKTIEBOLAGET L M ERICSSON (PUBL) |
发明人 |
CLAES GOERAN *PEHRSSON |
分类号 |
H04B;H04B1/40;H04B1/60;H04M1/60;(IPC1-7):H04B/ |
主分类号 |
H04B |
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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