ITU-T V.37-使用60-108 kHz组带电路以高于72 kbit/s的数据信令速率进行同步数据传输-国家数字标准馆

现行

ITU-T X.50bis

Fundamental parameters of a 48-kbit/s user data signalling rate transmission scheme for the international interface between synchronous data networks
同步数据网络间国际接口48kbit/s用户数据信令速率传输方案的基本参数

1988-11-25

现行

ITU-T X.50bis

Fundamental parameters of a 48-kbit/s user data signalling rate transmission scheme for the international interface between synchronous data networks
同步数据网络间国际接口48kbit/s用户数据信令速率传输方案的基本参数

1988-11-25

现行

ITU-T R.106

Muldex unit for telegraph and low speed data transmission using TDM bit interleaving with an aggregate bit rate higher than 4800 bit/s
用于电报和低速数据传输的多索引单元使用TDM比特交织总比特率高于4800比特/秒

1995-08-29

现行

ITU-T R.106

Muldex unit for telegraph and low speed data transmission using TDM bit interleaving with an aggregate bit rate higher than 4800 bit/s
用于电报和低速数据传输的多索引单元使用TDM比特交织总比特率高于4800比特/秒

1995-08-29

现行

ITU-T X.51bis

Fundamental parameters of a 48-kbit/s user data signalling rate transmission scheme for the international interface between synchronous data networks using 10-bit envelope structure
采用10位包络结构的同步数据网络间国际接口48kbit/s用户数据信令速率传输方案的基本参数

1988-11-25

现行

ITU-T X.51bis

Fundamental parameters of a 48-kbit/s user data signalling rate transmission scheme for the international interface between synchronous data networks using 10-bit envelope structure
采用10位包络结构的同步数据网络间国际接口48kbit/s用户数据信令速率传输方案的基本参数

1988-11-25