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无线广域网(WWAN)目前的市场还比较狭窄,它的应用因素主要有两个:一是有线电信服务无法覆盖的乡村地区;二是在某些情况下,企业认为无线广域网比其他网络成本更低。
The present market of wireless wide area network (WWAN) is still relatively narrow, it has two main application factors: one is the rural area that can not be covered by the wired telecommunication service; the second is that in some cases, the enterprise considers the wireless WAN to be lower in cost than other networks .