计算技术与自动化
計算技術與自動化
계산기술여자동화
COMPUTING TECHNOLOGY AND AUTOMATION
2014年
3期
73-78
,共6页
噪声容限%串扰%自适应速率调整%虚拟噪声%人工噪声
譟聲容限%串擾%自適應速率調整%虛擬譟聲%人工譟聲
조성용한%천우%자괄응속솔조정%허의조성%인공조성
noise margin%crosstalk%adaptive rate adj ustment%virtual noise
在DSL运行环境中,由于电缆内部线对间的非屏蔽而存在电磁耦合导致的串扰。串扰噪声造成XDSL速率下降甚至重训练,影响业务质量。本文对串扰导致的性能损失和导致重训练的原因进行分析并且就解决串扰导致稳定性问题的方法进行探讨。
在DSL運行環境中,由于電纜內部線對間的非屏蔽而存在電磁耦閤導緻的串擾。串擾譟聲造成XDSL速率下降甚至重訓練,影響業務質量。本文對串擾導緻的性能損失和導緻重訓練的原因進行分析併且就解決串擾導緻穩定性問題的方法進行探討。
재DSL운행배경중,유우전람내부선대간적비병폐이존재전자우합도치적천우。천우조성조성XDSL속솔하강심지중훈련,영향업무질량。본문대천우도치적성능손실화도치중훈련적원인진행분석병차취해결천우도치은정성문제적방법진행탐토。
In the DSL environment,Because the cable internal line of unshielded and crosstalk caused by electromagnetic coupling,Crosstalk noise caused by XDSL rate decreased very repetitive training and effect of service quality.In this paper, analyses the causes of the crosstalk performance loss caused by the training and discusses the method to solve the stability problem of crosstalk.