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1、Using Bluetooth as a Location TechnologyBy:Priyanka Sukumar,Wireless Product Manager,Silicon Labs a prolonged period,RFID technology has been the cornerstone of location-tracking applications,owing to its RF-based communication capabilities.However,as advancements in technology progressed,the limita

2、tions of RFID in terms of security vulnerabilities and unidirectional communication have become more apparent.Although NFC technology,which is another RF-based communication method,has mitigated some of the security concerns and added bidirectional communication,it is still not a versatile solution

3、for the location tracking applications that are the recent proliferation of Bluetooth technologies,there are many benefits that individuals and industry alike can experience by selecting Bluetooth as a location technology instead of traditional RF-based devices.Supported by the Bluetooth Special Int

4、erest Group(SiG),Bluetooth technology offers a standardized wireless technology solution that is readily available in many existing products that can be leveraged as universal receivers,such as smartphones.Therefore,many organizations are heavily investing in Bluetooth to extend functionality,furthe

5、r enhance battery life,and improve affordability.As a result,Bluetooth ranging technology,which uses the distance between one or more devices through signal properties or packet transmission details,is now used for a variety of targeted ranging applications instead of RFID or NFC.These applications

6、can be categorized into two groups proximity awareness systems such as digital keys,and localization applications,where an object can be tracked using trilateration or triangulation.Examples of localization applications include asset tracking,personal item finding,and indoor wayfinding.This whitepap