介绍了一个PSTN网的远程视频监控系统，它在外接符合V.34的调制解调器时能通过PSTN网实时传送现场的图像、声音及各种监控参数；
This paper presents a remote video monitoring system based on operating V. 34modem operat-ing over PSTN, it can carry real-time video, audio and all kinds of monitoring parameters.
一份最新的报告称：“1996年，全世界家庭远程访问链接中的96.”5%使用的是模拟式调制解调器。
Analog modems represented 96.5% of the worldwide installed base of home remote access links in 1996, "a recent report states."
将监测的数据信息通过无线gprs经调制解调器远程传输到上级环保部门。
The monitored data information is transmitted remotely to higher environmental protection departments through the wireless GPRS and a modem.
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