基于广播信道及多址接入信道的概念,提出了一种新的半双工中继协议,并对该协议下的资源分配问题进行了研究。
Based on the concepts of broadcast channel and multiple access channel, a novel half-duplex relay strategy was proposed, and optimal resource allocation under this strategy was investigated.
中继器通过RS485总线将各种终端接入模块组成家庭内部通信网。
Relay forms inter-family communication network with various access modules using RS485 bus.
软交换涉及的产品主要有负责核心控制的软交换设备、应用服务器、媒体服务器、接入网关、中继网关、信令网关、IAD设备。
Products softswitch involves mainly include: softswitch equipment for core control, application server, media server, access gateway, relay gateway, signaling gateway, and IAD equipment.
方案中应用了帧中继技术、以太网技术以及VLAN技术等,为拨号用户提供了可靠性高、通信速度快和具有良好扩展能力的接入服务。
In this project, the Frame Relay, Ethernet and VLAN technologies are used, which provide the dialing users with high reliability, speedy communication and great expanding access services.
提供一种在多跳中继宽带无线接入(BWA)系统中处理切换的设备和方法。
Provided are an apparatus and a method for handling a handover in multi-hop relay Broadband Wireless Access (BWA) system.
提出时分多址方式下由固定中继节点支持的透明模式下的随机接入协议,通过中继节点与用户间的合作重传来解决多个用户同时接入发生碰撞的问题。
A new random access protocol assisted by fixed relay stations under the transparent mode in multi-hop relay networks over the time division multiple access was presented.
提出时分多址方式下由固定中继节点支持的透明模式下的随机接入协议,通过中继节点与用户间的合作重传来解决多个用户同时接入发生碰撞的问题。
A new random access protocol assisted by fixed relay stations under the transparent mode in multi-hop relay networks over the time division multiple access was presented.
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