| 1. | Optical digital loop carrier equipment sdh - base
同步数位阶层光数位回路载波机设备 |
| 2. | Optical digital loop carrier equipment sdh - based
同步数位阶层光数位回路载波机设备 |
| 3. | Optical digital loop carrier equipment sonet - base
同步光纤网路光数位回路载波机设备 |
| 4. | Optical digital loop carrier equipment sonet - based
同步光纤网路光数位回路载波机设备 |
| 5. | Idlc integrated digital loop carrier
综合数字环路载波 |
| 6. | Idlc access network technical specification - integrated digital loop carrier
接人网技术要求-综合数字环路载波 |
| 7. | Digital loop carrier
数字用户线路倍增器 |
| 8. | Dlc digital loop carrier
数字环路载波 |
| 9. | Alcatel has made available a passive optical network equipment . designed as a broadband access technology or overlapped network for newly built residential zones , such equipment will be used as supplement to dsl and digital loop carrier technology
Alcatel推出一种无源光网络设备，定位于作新建住宅小区的一种宽带接入技术或作为一种重叠网络，作为对dsl和数字环路载波技术的补充。 |
| 10. | Then the author presents the structure and the working principle of digital loop carrier system , in other word , the application environment of quad el transceiver , and then the author highlights the role that quad el card plays in the whole system , consequently , the author introduces the systematical structure and features of arm embedded processor . concerning about the restrict requirement of time during data transmission , the author of this paper also introduces the fpga technology , which is used mainly for providing the system with accurate time
接着叙述了数字环路系统的结构和工作原理，即四路e1收发器的应用环境，着重介绍了四路e1板卡在整个系统中所扮演的角色和嵌入式处理器arm的体系结构和特点，鉴于数据传输中对时钟的要求比较严格，本文还介绍了fpga技术，应用它主要是为系统提供各个精确的时钟。 |
