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20世纪70年代后,微型计算机逐渐普及,数字技术及相应产品迅速发展,因特网等网络技术应用领域不断扩大,在这种背景下,家庭网络及信息设施得以改善,并从而导出颇受关注的信息家电。发达国家和地区在此领域展开激烈竞争,我国有关行业也紧跟世界潮流,不甘落后,纷纷推出各种形式的信息家电。 20世纪50年代以前,人们获得各种信息主要依靠广播媒体和报纸,信息是发布者提供,消费者被动接收,电视机出现后也未改变这种被动状态。70年代后,
Since the 1970s, the popularity of microcomputers, the rapid development of digital technologies and related products, and the increasing application of network technologies such as the Internet have led to the improvement of home networks and information facilities in this context and the generation of popular information Appliances. The developed countries and regions have fiercely competed in this area. The relevant industries in our country are closely following the world trend and are not far behind. Various forms of information appliances have been launched. Before the 1950s, people got all kinds of information mainly by broadcasting media and newspapers, the information was provided by the publishers, the consumers passively received, and the TV appearance did not change the passive state. After the 70s,