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[Communication-Mobile] GSM_Viterbi_soft-detection DL : 0: 在GSM通信系统中，Viterbi检测是一个及其重要的部分，许多的研究人员在这里花费了大量的心血。参考各种资料，我们总结得出以下Viterbi软输出算法，与传统的硬判决方法相比，可以提高2～3个db的增益：-In GSM communication systems, Viterbi detection is an important part of many researchers here spent a lot of effort. Reference to a variety of information, we summarize the following soft-output Viterbi algorithm, with the traditional hard-decision method, can be raised by 2 ~ 3 db gain:
Date : 2025-12-31 Size : 2kb User : 戴浩
[Communication-Mobile] 1985478502100102 DL : 0: 移动通信作为一个科技密集型和知识密集型的高新技术产业，在现代市场经济条件下，在竞争空间日趋激烈和社会信息化发展趋势下，必须十分重视市场营销管理，重视市场营销管理体系建设。要充分根据市场需求的现状与趋势，制定计划，合理有效配置资源。通过有效地满足市场需求，来赢得竞争优势，在加快市场营销步伐的同时，努力建立和完善移动通信市场营销管理体系，以不断适应新的发展形势需要。-Mobile communications as a technology-intensive and knowledge-intensive high-tech industry, in a modern market economy, in the increasingly fierce competition in space and social development trend of information technology, we must attach great importance to marketing management, attention to marketing management system. We should fully in accordance with market demand status and trends, planning, rational and effective allocation of resources. Through effective to meet the market demand, to gain a competitive advantage in marketing to accelerate the pace at the same time, efforts to establish and improve the marketing of mobile communication management system to continuously adapt to the new developments needs.
Date : 2025-12-31 Size : 10kb User : 宋静
[Communication-Mobile] code-20180224T072022Z-001 DL : 0: Multiple antenna (MIMO) devices are widely used to increase reliability and information bit rate. Optimal error rate performance (full diversity and large coding gain), for unknown channel state information at the transmitter and for maximal rate, can be achieved by approximately universal space-time codes
Date : 2025-12-31 Size : 2.96mb User : KANTH