数字话 meaning in English
pcm
Examples
- Digital circuit multiplication system
数字话路扩容系统 - Capable to record from analog handset , digital telephone , cellular phone and desktop face - to - face conversations
可录模拟话机，数字话机(另选配ta - 100 ) ，手机及室内对话。 - Instant & continuous recording within cf card , plug - and - play feature makes the microlog the perfect personal recorder
可录模拟、数字话机、手机、室内谈话及拨出、入电话号码 - I have a regular analog telephone , an avaya digital telephone , and a mobile . is it possible to connect all of the above to microlog at the same time
我桌上有专线话机， avaya数字话机与随身手机，是否可同时连接microlog使用？ - In communication systems , the digital signal possesses a much better quality than the analog signal with its higher reliability , higher security , and lower price . however , the digital signal has its own disadvantages . for example , it needs higher bandwidths than the analog signal
数字信号的传输和存储，无论在可靠性、抗干扰性、保密性还是价格方面都远优于模拟信号，但数字话后的信号所占频带大大加宽，因此必须对数字信号进行压缩编码以减少信号所占的带宽。