RACH

A kind of generalized chirp-like(GCL) sequences are adopted as the preambles of the random access channel(RACH),meanwhile,a cyclic postfix is added.

采用具有零相关区特性的generalized chirp-like(GCL)序列作为随机接入信道的前导码,并加上循环后缀以便有效利用GCL序列良好的周期相关特性,提高前导码的检测性能。

In this scheme,the network terminals adopt different random access processing methods by utilizing the special first refusal random access channel(FRRACH) according to the delay sensitivity of the traffic.

在该方案中,网络终端利用特有的优先随机接入信道(FRRACH)对不同时延特性的业务采用不同的随机接入机制,从而有效地避免了分组碰撞,保障了实时业务的QoS需求。

This paper suggests a new adaptive predictive random access channel assignment algorithms utilizing in WLAN/WPAN and describes the assignment processing of the algorithms.

提出了一种新的自适应预测随机接入信道分配算法,它适用于无线局域网/无线个域网等无线多媒体通信系统。

In this paper,we mainly discuss the mathematical modeling and performances of the Random Access Channel(RACH) of the wireless cells in WCDMA networks.

文章主要讨论了宽带码分多址(WCDMA)网络中无线小区随机接入信道(RACH)的数学建模方法及性能分析。

In this scheme,the network terminals adopt different random access processing methods by utilizing the special first refusal random access channel(FRRACH) according to the delay sensitivity of the traffic.

在该方案中,网络终端利用特有的优先随机接入信道(FRRACH)对不同时延特性的业务采用不同的随机接入机制,从而有效地避免了分组碰撞,保障了实时业务的QoS需求。