This paper provides methodology and reference for service companies in mobile data operation filed.

本文希望可为其他面临同样问题的运营类公司提供可以借鉴的方法和参考。

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A common problem facing ubiquitous computing is disconnected operation, but its necessary for mobile devices to handle the data in disconnected state.

普适计算的一个常见的难题是断连操作，而移动设备在断连状态下对数据进行操作又是必要的。

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Cellular Digital packet data (CDPD) network is one of the mobile packet data technologies, with rather lower cost of network laying, operation and lower service fees and worthy of popularization.

蜂窝数字分组数据(CDPD)网是一种移动分组数据技术，具有较低的建网、运营成本和业务费用，因此具有广泛推广的价值。

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"Huawei's mobile broadband modules and data cards are used by OEMs and consumers worldwide, so support for multi-mode operation is a key feature of our products, " said He Jinjun, director of Device Module Business, Huawei.

ENGADGET: Qualcomm's fifth gen Gobi unveiled, supports a Lollapalooza of LTE, 2G / 3G bands