bluetooth蓝牙technologymobilequalcomeastcom 什么是蓝牙(WhatisBluetooth)WhatisBluetoothTheEnglishlanguageforBluetoothisBluetooth,whichwasnamedaftertheDanishkingcalledBlue-toothinEleventhCentury.ThenicknamecalledBluetoothlikeKingChinesepastQinShihuang,wanttounifyeurope.Therefore,theglobalstandardofBluetoothasasmallrangeofwireless...
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Bluetooth is a universal radio interface in the 2.45GHz frequency band that enables portable electronic devices to connect and communicate wirelessly via short-range, ad hoc networks. Each unit can simultaneously communicate with up to sever other units per piconet. Moreover, each unit can simultaneo...
Bluetooth is a standard for short range, low power, and low cost wireless communication that uses radio technology. Over 2100 companies around the world already support Bluetooth technology. The wireless personal area network (WPAN) technology, based on the Bluetooth specification, is now an IEEE ...
Bluetooth is a low-energy data-transfer technology which replaces conventional wires with short-range radio signals. It is the technology that fuels the ‘hands-free’ function. It differs from the earlier DECT (Digital Enhanced Cordless Telecommunications) in range, connectivity and security. ...
Hands-free systems: If your smartphone is paired via Bluetooth with the hands-free system in your car radio or motorcycle helmet, you can answer incoming calls directly. In properly equipped vehicles, the on-board computer will also be compatible with wireless technology. This enables you to use...
Bluetooth is a technology standard used to enable short-range wireless communication between electronic devices. Since Bluetooth operates on radio frequencies, rather than the infrared spectrum used by traditional remote controls, devices using this technology do not have to maintain a line of sight to...
What is Bluetooth used for? Early Bluetooth versions enabled users of cellular phones, pagers andpersonal digital assistantsto buy a three-in-one phone that could perform the following functions: Double as a portable phone at home or in the office. ...
Bluetooth protocol stack is divided into two main parts as mentioned below. 1. Core protocols include Radio,Baseband(Physical layer),LMP(Link Manager Protocol) ,L2CAP(Logical Link Control and adaptation protocol) ,SDP(Service Discovery Protocol)....
Bluetooth uses a 2.4 GHz radio frequency, the same frequency which has dominated Wifi for a long duration of time. So if there are two many devices on the same radio frequency, there is a possibility. However, it happens rarely. How do I stop Bluetooth from connecting to other devices?