Small devices come in many shapes and sizes, each addressing distinct target markets with different requirements. The market segment we are interested in is that of the mobile phone. The primary requirement of this market segment is that all products are great phones. This segment spans voice-centric phones with information capability (such as the Nokia 3650) to information-centric devices with voice capability (such as the Sony Ericsson P800 and the Nokia 9200 Communicator series). These advanced mobile phones integrate fully-featured personal digital assistant (PDA) capabilities with those of a traditional mobile phone in a single unit. In this article we'll be looking at the critical factors for operating systems in this market.
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机译：小型设备具有多种形状和尺寸，每种都针对具有不同要求的不同目标市场。我们感兴趣的细分市场是手机。这个细分市场的主要要求是所有产品都是出色的手机。此部分涵盖具有信息功能的以语音为中心的电话（例如诺基亚3650）到具有语音功能的以信息为中心的设备（例如Sony Ericsson P800和Nokia 9200 Communicator系列）。这些先进的移动电话将功能齐全的个人数字助理（PDA）功能与传统移动电话的功能集成在一起。在本文中，我们将研究这个市场中操作系统的关键因素。
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