资料介绍
How Bluetooth Technology Works
How Bluetooth Technology Works
Bluetooth wireless technology is a short-range communications system
intended to replace the cables connecting portable and/or fixed electronic
devices. The key features of Bluetooth wireless technology are robustness,
low power, and low cost. Many features of the core specification are
optional, allowing product differentiation.
The Bluetooth core system consists of an RF transceiver, baseband, and
protocol stack. The system offers services that enable the connection of
devices and the exchange of a variety of data classes between these
devices.
Overview of Operation
The Bluetooth RF (physical layer) operates in the unlicensed ISM band at
2.4GHz. The system employs a frequency hop transceiver to combat
interference and fading, and provides many
我要上传