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信息时代下,人们信息获取的速率不断加快,对于信息的实时、动态传播提出了更高要求。在这一需求的推动下,数据通信行业得到了快速发展,与之相关的计算机技术、网络科技等也不断进行优化和革新,为短距离无线通信技术的发展与普及提供了必要条件。目前应用较为广泛的短距离无线通信技术主要包括蓝牙、Wi Fi和Ir DA无线协议,这些技术各有优缺点,应用领域也有较大差别,对此展开了分别叙述。
In the information era, the rate of people’s information acquisition is accelerating constantly, putting forward higher requirements for the real-time and dynamic dissemination of information. Driven by this demand, the data communications industry has witnessed rapid development. The related computer technologies, network technologies and the like have also been continuously optimized and innovated, providing the necessary conditions for the development and popularization of short-range wireless communications. At present, the widely used short-range wireless communication technologies mainly include Bluetooth, Wi-Fi and IrDA wireless protocols. Each of these technologies has its own advantages and disadvantages, and its application fields are also greatly different.