Adaptive resource allocation for OFDM systems with discrete bits is also considered in this thesis. The objective is to maximize the spectrum efficiency while guaranteeing the BER requirement of each multicast service.
对于离散比特OFDM系统,考虑在满足各多播业务的误比特率要求下,最大化系统频谱效率。
参考来源 - 多载波系统中的自适应资源分配研究·2,447,543篇论文数据，部分数据来源于NoteExpress
And the invention can make detailed, accurate and complete test for multicast service of wideband access equipment.
通过使用本发明，可以对宽带接入设备的组播业务进行详细准确而全面的测试。
Because of some technology and economy issues, IP multicast service among the whole network haven't been deployed completely.
由于技术和经济方面的原因，直到现在，全网范围内的IP组播服务尚未完全部署。
Now, many PE devices in MPLS VPN network do not support multicast service, as result, it brings difficulty in multicast service.
目前由于MPLS VPN网络中很多PE设备尚不支持组播业务，因此在VPN内部署组播业务时遇到了一定的困难。
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