去年美国最大规模的高技术博览会“2000年计算机博览会”上最引人注目的展出项目就是“蓝牙技术”,听来这是一种神奇的技术,实际上这是一种短距离无线电通信技术。以低成本、近距离无线为基础,为固定与移动设备建立特别的连接。一般通讯距离为10米,传输速度为1兆/秒。当前电子产品发展很快,但是要把它们连接起来需要许多数据线。常 Last year, America’s largest high-tech fair “Computer Expo 2000,” the most eye-catching display of the project is “Bluetooth technology”, which sounds like a magical technology, in fact it is a short-range radio communications technology . Low-cost, short-range wireless-based, for fixed and mobile devices to establish a special connection. General communication distance of 10 meters, the transmission speed of 1 trillion / second. Current electronic products are growing fast, but many data lines are needed to connect them. often