发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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本标准规定了在公用电话网上使用的音频调制解调器承受电路传输损伤能力的基木要求。 本标准是各类音频调制解调器进电话网检测的技术依据之一
Basic requirement for ability of telephone online audio modem to withstand transmission impairments
本标准规定了话音频带调制解调器的安全性能、接u电气特性、主要附加功能、承受传输损伤能力、环境适应性及设备可靠性的检验测试方法 本标准可作为各类话音频带Modem设计、生产、质量检测的技术依据
Inspection and test methods for voice band modem
Test procedure for evaluation of 2-wire 4 kHz voiceband duplex modems
This Recommendation is concerned with the setting-up of a data connection when Data Circuit-terminating Equipment (DCE) comprising automatic answering
Automatic answering equipment and general procedures for automatic calling equipment on the general switched telephone network including procedures for disabling of echo control devices for both manually and automatically established calls
This Recommendation is concerned with the setting-up of a data connection when Data Circuit-terminating Equipment (DCE) comprising automatic answering
Automatic answering equipment and general procedures for automatic calling equipment on the general switched telephone network including procedures for disabling of echo control devices for both manually and automatically established calls
DSVD terminals provide communication of real-time audio and data information using ITU-T V-Series modems over the GSTN. This Recommendation specifies
DSVD terminal control procedures
DSVD terminals provide communication of real-time audio and data information using ITU-T V-Series modems over the GSTN. This Recommendation specifies
DSVD terminal control procedures
This Recommendation specifies procedures for setting up data connections employing synchronous and asynchronous applications on switched networks
Synchronous and Asynchronous Automatic Dialling Procedures on Switched Networks
本标准规定了在公用电话网上使用的音频调制解调器承受电路传输损伤能力的基木要求。 本标准是各类音频调制解调器进电话网检测的技术依据之一
Basic requirement for ability of telephone online audio modem to withstand transmission impairments
本标准规定了话音频带调制解调器的安全性能、接u电气特性、主要附加功能、承受传输损伤能力、环境适应性及设备可靠性的检验测试方法 本标准可作为各类话音频带Modem设计、生产、质量检测的技术依据
Inspection and test methods for voice band modem
Test procedure for evaluation of 2-wire 4 kHz voiceband duplex modems
This Recommendation is concerned with the setting-up of a data connection when Data Circuit-terminating Equipment (DCE) comprising automatic answering
Automatic answering equipment and general procedures for automatic calling equipment on the general switched telephone network including procedures for disabling of echo control devices for both manually and automatically established calls
This Recommendation is concerned with the setting-up of a data connection when Data Circuit-terminating Equipment (DCE) comprising automatic answering
Automatic answering equipment and general procedures for automatic calling equipment on the general switched telephone network including procedures for disabling of echo control devices for both manually and automatically established calls
DSVD terminals provide communication of real-time audio and data information using ITU-T V-Series modems over the GSTN. This Recommendation specifies
DSVD terminal control procedures
DSVD terminals provide communication of real-time audio and data information using ITU-T V-Series modems over the GSTN. This Recommendation specifies
DSVD terminal control procedures
This Recommendation specifies procedures for setting up data connections employing synchronous and asynchronous applications on switched networks
Synchronous and Asynchronous Automatic Dialling Procedures on Switched Networks