发明名称 |
Volume controller |
摘要 |
A telephone exchange operating on a volume controller provided with functions for inputting digitized speech data and volume control data, and converting a volume of the inputted speech data. A talker's sound inputted from a first channel has the volume converted and is outputted to a second channel for outputting a listener's sound. A volume of the speech data is converted according to a volume control data and exchanged. An augmenter for a sound level is calculated according to a reference signal sent from a first circuit to a second circuit.
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申请公布号 |
US5515430(A) |
申请公布日期 |
1996.05.07 |
申请号 |
US19950456487 |
申请日期 |
1995.06.01 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
OZAWA, ISAMU;SAKURAI, SHIGEKI |
分类号 |
H04Q11/04;(IPC1-7):H04M11/00 |
主分类号 |
H04Q11/04 |
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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