CDMA digital cellular mobile system has remarkable communication performance. It has been one of the hottest research topics in recent years.

CD MA数字蜂窝移动通信系统由于其具有良好的通信性能，已成为近年来国际上研究的热点之一。

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The Sectera smart phones can operate on both Global System for Mobile Communications and Code Division Multiple Access commercial cellular networks.

该Sectera智能手机可以运行全球移动通信系统和CD MA商用蜂窝网络。

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Smartphone are cellular-based mobile devices which utilize an operating system that allows for the addition of natively-written third-party applications and are created on a PC-like architecture.

智能手机是基于蜂窝网络的移动设备，它使用类似于PC的架构，通过操作系统运行原生的第三方应用程序。

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Android likely falls into this camp as well, as mobile phone manufacturers and cellular carriers would not support a mobile operating system with very narrow appeal.

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In 1993, NTT DoCoMo, Japan's principal mobile-phone carrier, opted for a technical standard called Personal Digital Cellular (PDC), which was incompatible with the Global System for Mobile Communications (GSM), the standard adopted by most of the rest of the world.

CNN: ASIANOW - TIME Asia | Phone Wars: Episode 3G

At the time cellular calls flitted from tower to tower under an electronic protocol later known as GSM (global system for mobile), a group effort whose three progenitors--Nokia, Ericsson and Motorola--had pooled their patents and didn't charge one another any royalties.

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