Home > Blossary: Glossary of Telecommunications
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模拟信号是指信息参数在给定范围内表现为连续的信号， 或在一段连续的时间间隔内，其代表信息的特征量可以在任意瞬间呈现为任意数值的信号。
Domain: Telecommunications; Category: General telecom
脉冲编码调制，简称PCM，是数字信号是对连续变化的模拟信号进行抽样、量化和编码产生。
Domain: Telecommunications; Category: General telecom
An analog or analogue signal is any continuous signal for which the time varying feature (variable) of the signal is a representation of some other time varying quantity, i.e., analogous to another ...
Domain: Telecommunications; Category: General telecom
Pulse-code modulation is a method used to digitally represent sampled analog signals.
Domain: Telecommunications; Category: General telecom
宽带意味着下载速率为4Mbps，上行为1Mbps，可以实现视频等多媒体应用，并同时保持基础的Web浏览和E-Mail特性。
Domain: Telecommunications; Category: General telecom
Broadband refers to the wide bandwidth characteristics of a transmission medium and its ability to transport multiple signals and traffic types simultaneously.
Domain: Telecommunications; Category: General telecom
可变比特率指在异步转移模式(ATM)中，一种支持具有平均和峰值业务参数的可变比特率的业务。
Domain: Telecommunications; Category: General telecom
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