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综合布线常用缩略语

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缩略语

AACR-F Attenuation to Alien Crosstalk Ratio at the Far-end 衰减外部远端串音比
ACR Attenuation to Crosstalk Ratio 衰减串音比
ACR-F Attenuation to Crosstalk Ratio at the Far-end 衰减远端串音比
ACR-N Attenuation to Crosstalk Ratio at the Near-end 衰减近端串音比
AFEXT Alien Far-End Crosstalk Closs) 外部远端串音衰减
ANEXT Alien Near-End Crosstalk Closs) 外部近端串音衰减
ATM Asynchronous Transfer Mode 异步传送模式
BCT Broadcast and Communications Technologies , 广播通信技术,有时叫做HEM
sometimes Referred to as HEM
BD Building Distributor 建筑物配线架
B-ISDN Broadband ISDN 宽带ISDN
CD Campus Distributor 建筑群配线架
CP Consolidation Point 集合点
CSMNCD Carrier Sense Multiple Access With Collision 带冲突检测的载波侦听多路访问
Detection

d.c. Direct Current 直流电
DCE Data Circuit terminating Equipment 数据电路终端设备
DRL Distributed Return Loss 分布回波损耗
DTE Data Terminal Equipment 数据终端设备
ELFEXT Equal Level FEXT 等电平远端串音衰减
ELTCTL Equal Level TCτ1 等电平横向变换转移损耗
EMC Electromagnetic Compatibility 电磁兼容性
EQP Equipment 设备
ER Equipment Room 设备间
f.f.s. For Furth户er S、tudy 待研究
FD Floor Distributor 楼层配线架
FDDI Fibre Distributed Data Interface 光纤分布式数据接口
FEXT Far end Crosstalk Attenuation (loss) 远端串音衰减
FOIRL Fibre Optic Inter-Repeater Link 光纤内部转发器链路
HEM Home Entertainment &Multimedia 家用娱乐与多媒体,另见BCT
IC Integrated Circuit 集成电路
ICT Information and Communications Technology 信息和通信技术
IEC International Electrotechnical Commission 国际电工委员会
且Insertion loss 插入损耗
ILD Insertion Loss Deviation 插入损耗偏差
ISDN Integrated Services Digital Network 综合业务数字网
ISLAN Integrated Services Local Area Network 综合业务局域网
ISO International Organization for Standardization 国际标准化组织
IT Information Technology 信息技术
LAN Local Area Network 局域网
MUTO Multi-User Telecommunications Outlet 多用户信息插座
NEXT Near End Crosstalk Attenuation Closs) 近端串音衰减
OF Optical Fibre 光纤
PBX Private Branch Exchange 专用交换机
P岛1D Physicallayer Media Dependent 物理媒体相关子层
PS AACR-F Power Sum Attenuation to Alien Crosstalk Ratio 衰减外部远端串音比功率和
at the Far-end
PS AACR-Favg Average Power Sum Attenuation to Alien 衰减外部远端串音比功率和平均值
Crosstalk Ratio at the Far-end
PSACR Power Sum ACR ACR 功率和
PS ACR-F Power Sum Attenuation to Crosstalk Ratio 远端ACR 功率和
TCTL Transverse Conversion Transfer Loss 横向变换转移损耗
TCL Transverse Conversion Loss 横向变换损耗
TE Terminal Equipment 终端设备
TO Telecommunications Outlet 信息插座
TP-PMD Twisted Pair Physical Medium Dependent 对绞线物理媒体相关子层

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