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《Distributed Systems Online, IEEE》2006,7(12):5-5
Wireless technology competition derailed two IEEE 802 task groups this year. The 802.15.3a task group, which was working on personal area network technology, and the 802.20 working group, which was developing a standard for mobile broadband wireless access. 相似文献
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David Nicolas Hopmann Claes H. de Vreese Erik Albæk 《The Journal of communication》2011,61(2):264-282
This article investigates the determinants of the incumbency bonuses in news coverage. Two main factors are identified: the distribution of political power and changes in the media market. To test these assumptions, a content analysis of the news coverage of 5 national election campaigns in Denmark was conducted (4,592 news stories). First, the more unevenly political power is distributed, the more visible the government is. Second, results suggest a trade‐off between the incumbency bonus and the coverage of nonsubstantive issues. Third, changes in news coverage seem to be more driven by changes in the political system than by changes in the media market. Finally, it is discussed how future research can further our understanding of political imbalances in news coverage. 相似文献
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《电信工程技术与标准化》2005,(12)
奥维通BreezeMAX产品进军非洲市场奥维通日前宣布,非洲西部马里Ikatel电信公司,将安装奥维通的BreezeMAX3500系统,包括几百套基于IntelWiMAX芯片的客户端(CPE)产品,并在马里首都巴马科组建一个WiMAX网络。Ikatel电信公司是马里GSM网络和互联网服务的领导运营商,预计这一网络将在年底前完成搭建。BreezeMAX是奥维通获得广泛认可的产品,这个WiMAX平台完全根据IEEE802.16-2004标准来进行设计,采用先进的OFDM技术并具备非视距功能。它的运营商级的设计支持高速数据传输和高质量的Q o S,因此可以帮助运营商通过单一基站为数千… 相似文献
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