pstn

In traditional way, voice service and data service are provided independently by two different networks-PSTN ( Public Switched Telephone Network) and data communication network.

在传统方式下，话音业务和数据业务是由两个互相独立的网络&公共电话交换网（PSTN）和数据通信网分别提供的。

Research of Remote Controller Using Telephone Based on PSTN

基于PSTN的电话远程控制器的研究

This application report describes and characterizes secure communication systems over the Public Switched Telephone Network ( PSTN).

介绍了一种用DSP设计的基于公用电话交换网络（PSTN）的安全通信系统，整个方案主要用于保证语音、数据和传真等三种通信的安全。

Realization method of remote controller in home network based on PSTN gateway

基于PSTN网关的家庭网络远程控制实现方法

At present, PSTN network can ′ t offer the new type, multiformity and individuation services for users.

目前的PSTN网络难以提供用户需求的新型、多样性、个性化的业务。

Realization of Bluetooth PSTN Gateway Device Driver in μ Clinux System

μClinux下蓝牙PSTN网关设备驱动的实现

In recent years, with the rapid development of the IP networks and voice technology, the traditional Public Switched Telephone Network ( PSTN) and IP networks plays an important role in the next generation network ( NGN) development.

近年来，随着IP网络和语音技术的迅速发展，传统的PSTN网络与IP网络的融合在下一代网络（NGN）的发展中起着举足轻重的作用。

The process of setting up a data transfer on PSTN line.

在公用电话交换网(pstn)线路上建立数据传输的过程.

The provider can also terminate PSTN numbers, and route incoming calls for those numbers back to the IP PBX over the SIP can also Trunk.

当一个呼叫从内部到外部电话放在号码，交换机发送必要的信息提供者的SIP中继谁建立了调用拨打的号码，并作为为调用中介行为。

PSTN lines delivered to our equipment at GBOX for out of band management via modem.

需要2PSTN线通过GBOX接入到我们的设备,我们通过MODEM管理.

SMS ( Short Messaging Service) is a new service applied to the PSTN ( Public Switched Telephone Network).

短消息服务是应用于PSTN网的一项新兴业务。

Now the traditional PSTN cannot satisfy the growing requirements for audio, image or data transmission.

传统的PSTN已经远远不能满足人们对语音 、 图像以及数据的要求.

It is popular to provide various infomation service on an intelligence terminal by the PSTN ( Public Switched Telephone Network).

利用PSTN固定电话网为用户提供多样化的信息服务，是当前的一个研究热点。

Technical specifications and test methods of the interface of radio paging system and PSTN

GB/T16813-1997无线电寻呼系统与公用电话自动交换网的接口技术要求及测试方法

This Recommendation describes a high-speed terminal access to videotex services for use on the Public Switched Telephone Network ( PSTN).

本建议描述用于公众电话交换网（PSTN）的可视图文业务的高速终端接入能力。

These objectives apply to terrestrial digital wireless systems that use portable terminals to access the PSTN.

这些指标适用于使用便携式终端接入PSTN的地面数字无线系统.

A RS error correction experiment based on MPEG-4 video encoding is presented. It can be applied in video communication of Public Switched Telephone Network ( PSTN).

设计了基于MPEG-4视频编码的RS纠错码实验，它可应用于公共交换电话网（PSTN）或DVB系统的视频通信。

The number of lines and traffic of the Public Switched Telephone Network ( PSTN) network have also been decreasing.

公共电话交换网（PSTN）的线路和流量也在减少。

If it connects, the sending machine scans the document and transmits the image over the public switched telephone network ( PSTN) to the receiving machine.

如果接通了，发送机就对文件扫描，然后通过公共交换电话网（PSTN）向接收机传送文件图像。

The SIP Trunk provides a virtual SIP relay which is similar to the traditional PSTN relay to enable the direct interconnection between the internal IP-PBX of enterprises and the external INTERNET IP phone operators.

SIP Trunk提供了一种类似于传统PSTN中继的虚拟SIP中继来使企业IP-PBX与外部的INTERNET电话运营商之间通过IP进行直接互连。

The Monitor System of Terminal Transformer Substation ( Tower) in Rural Power Network Based on PSTN

基于公共电话网的农网终端变电站（塔）监控系统

The process of setting up a data transfer on a PSTN line.

在公用电话交换网(PSTN) 线路上建立数据传输的过程.

This algorithm can be applied in video communication of Public Switched Telephone Network ( PSTN), Internet or mobile channel.

这种算法可应用于公共交换电话网（PSTN），Internet或移动信道的视频通信。

The remote diagnosis system uses the PSTN to transmit data based on the Fax theory.

远程诊断系统运用传真通信原理,利用公用电话网PSTN实现数据传输.

Integrated Services Digital Network ( ISDN) is easy to access Public Switched Telephone Network ( PSTN) and has larger transmission and capacity and higher reliability.

综合业务数字网具有容易访问公用电话交换网且传输容量大、可靠性高等特性。

The VoIP gateway from public telephone ( PSTN) to the IP-IVR call center;

通过增加VoIP网关程序实现从公众电话网（PSTN）到IP呼叫中心的接入与转出；

It is going to help VOIP system to replace PSTN phone with almost the same price.

它正在用几乎与传统电话一样低廉的价格,来帮助人们用voip来替换pstn电话.

The aim of the architecture is to serve all the telecommunication networks, including not only Public Switched Telephone Network ( PSTN), Narrowband Integrated Service Digital Network ( N-ISDN), but also mobile telecommunication network and Broadband IP Network.

这个体系结构的目标是为所有的通信网络服务，既可以为现有的电话网、窄带综合业务数字网（ISDN）服务，也可以为移动通信网和宽带IP网服务。

How to switch VoIP and PSTN mode on my phone set?

请问我要在话机上如何操作,才能切换网络电话与传统市话的线路 呢 ?

We used the H.323 to control the multi-media session in the traditional Public Switched Telephone Network ( PSTN) while the popular and simple Session Initiation Protocol ( SIP) in the IP network.

在传统的公共电话交换网络（PSTN）中使用H.323对多媒体会话进行控制，而在如今的IP网络中则使用主流的简单且易于扩展的会话初始协议（SIP）。