发明名称 |
Telephone apparatus used for computer network telephone system |
摘要 |
A telephone apparatus connectable to a computer network through a telephone network to transmit data including audio signals via a server of said computer network includes: a first telephone set including a first audio input/output means for converting input voice into a digital audio signal and for converting a digital audio signal into output voice, and a first CPU that executes process for connecting the first telephone set to the server and process for compressing or expanding the digital audio signal; a second telephone set including a second audio input/output means for converting input voice into a digital audio signal and for converting a digital audio signal into output voice, and a second CPU that executes process for connecting the first telephone set to the server and process for compressing or expanding the digital audio signal; and connection control means connected between the telephone network and the first and second CPUs to enable the first and second CPUs to transmit the data.
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申请公布号 |
US7420959(B1) |
申请公布日期 |
2008.09.02 |
申请号 |
US19960764394 |
申请日期 |
1996.12.11 |
申请人 |
SONY CORPORATION |
发明人 |
WATANABE HIDEKAZU;OYAMA AKIMASA;ASAI MASAHIRO |
分类号 |
H04L12/66;H04M3/00;G06F15/16;G06F15/177;H04J3/04;H04M7/00;H04M11/06 |
主分类号 |
H04L12/66 |
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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