无线局域网工程设计标准
Standard for design of wireless local area network engineering
2020-01-16
DIN EN 300659-1
Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 1: On-hook data transmission (Endorsement of the English version EN 300659-1 V 1.3.1 (2001-01) as German Standard)
接入和终端（AT）-公共交换电话网（PSTN）的模拟接入；显示（及相关）业务本地环路上的用户线路协议.第1部分:挂机数据传输（作为德国标准认可英文版EN 300659-1 V 1.3.1（2001-01））
2001-12-01
DIN EN 300659-2
Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 2: Off-hook data transmission (Endorsement of the English version EN 300659-2 V 1.3.1 (2001-01) as German Standard)
接入和终端（AT）-公共交换电话网（PSTN）的模拟接入；显示（及相关）业务本地环路上的用户线路协议.第2部分:摘机数据传输（作为德国标准认可英文版EN 300659-2 V 1.3.1（2001-01））
2001-12-01
DIN EN 300659-3
Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 3: Data link message and parameter codings (Endorsement of the English version EN 300659-3 V 1.3.1 (2001-01) as German Standard)
接入和终端（AT）-公共交换电话网（PSTN）的模拟接入；显示（及相关）业务本地环路上的用户线路协议.第3部分:数据链路报文和参数编码