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随着大规模集成电路技术的飞速发展,个人计算机和微计算机系统大量进入市场,使计算机的应用深入到社会的各个领域甚至家庭,于是局部地区网络应运而生.这种网络功能强、成本低、使用专线.在办公室自动化、企业管理、工业控制等领域有着广阔的市场.目前国外已投入市场的局部网络产品种类繁多,不下几十种,功能也各异.预计在近十年内还会有更猛烈的发展.
With the rapid development of large-scale integrated circuit technology, personal computers and micro-computer systems enter the market in large numbers, making the application of computers go deep into all areas of society and even families, and local networks have emerged, which is strong in function and low in cost , The use of green. In the office automation, business management, industrial control, and other fields have a vast market. At present, foreign markets have been put into the local network a wide range of products, with no fewer than dozens of different functions are expected in the past decade there will be More violent development.