拨号技术建立的连接是暂时的。一旦计算机用户结束通话,挂断线路就意味着终止线路连接。由于付费低廉,是大多数个人家庭用户或小型办公室的广域网接入方案。
... 计算机与电话整合技术(Computer Telephone Integration, CTI) 客服软件(Contact Management Software) 拨号技术(Dialing Technologies) ...
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答:是在互联网上传输的一种语音通话技术,现在网络上流行的通过下载一个软件,在电脑上直接拨号,用耳机接听打电话,就是网络电话!
Answer: on the Internet is a kind of transmission of voice calls, now popular network technology by downloading a software, computer, use headphones on direct dialing the telephone call, network!
DTMF是一种可靠而成熟的通信技术,由于它可以提供更高的拨号速率,迅速取代了传统转盘式电话机使用的拨号脉冲信号。
DTMF is a reliable and mature technology. Because it can provide the higher dialing speed, it has rapidly replaced the dial pulsing signal which the traditional dial telephone used.
在滤波部分,高组滤波和拨号音频滤波等使用了开关电容技术。
The filter section uses switched capacitor techniques for high-and low-group filters and dial-tone rejection.
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