Wireless wide - area networks ( wwans ) are charactered by very low and variable bandwidths , very high and variable delays , significant non - congestion related loss , asymmetric uplink and downlink channels , and occasional blackouts . additionally , the majority of the latency in a wwan connection is incurred over the wireless link 无线广域网（ wwans ）由于以下特征而有别于有线广域网（如internet ） ：较低并且易变的带宽，很高且易变的延迟，与拥塞无关的数据丢失，非对称的上行和下行信道，以及偶尔的昏眠状态，此外，在无线广域网上的大部分的延迟发生在无线连接部分。
The results of the survey were announced at a first - year anniversary event of the launch of the tablet pc for developers at microsoft in reading where a competition for tablet pc developers to win the chance to launch a new application with technical and marketing support from microsoft corporation was kicked - off 在最新的微软（英国）的调查中有70 %的第三方软件商称要在2005年底开发用于平板电脑的软件，有77 %的第三方软件商相信平板电脑将比现在的笔记本电脑更适合无线连接技术和携带操作。
Computers , mobile phones and consumer electronics integration brings new user needs to meet those needs study new low - consumption , low - cost chip design technology and products for the development of integrated computing power sector , multimedia processing capabilities , wireless connectivity , security protection in the integrated system chip 职责：计算机、手机和消费电子的融合带来了新的用户需求，为满足这些需求研究新的低功耗、低成本的芯片设计技术，并为产品部门开发各种集成计算能力、多媒体处理能力、无线连接能力、安全保护于一体的系统芯片。
