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。

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Research of Remote Controller Using Telephone Based on PSTN

基于PSTN的电话远程控制器的研究

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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。

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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

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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。

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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

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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。

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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.

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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。

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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.

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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。

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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.

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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。

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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

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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。

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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.

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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。

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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。

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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。

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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。

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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

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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.

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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。

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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.

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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。

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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；

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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.

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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。

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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 ?

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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）。

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