南京大学：《物联网技术导论 Introduction of Internet of Things》课程教学资源（课件讲稿）专题——基于RFID的感知机制研究（RFID as a Sensing Tool）

禽 1oT2017 1902 RFID as a Sensing Tool Dr.Lei Xie Associate Professor Nanjing University

Dr. Lei Xie Associate Professor Nanjing University RFID as a Sensing Tool IoT 2017

Outline 1 Localization and Tracking 2 Activity Recognition 3 Other Related Work

1 Localization and Tracking Outline 2 Activity Recognition 3 Other Related Work

。Q@ UHF860 UHF 5m- ANT800 HUAYUAN IDNo.00009645 Name Mr A Mann Title Manager Dept Sales Status:OK 恩ima

Outline 1 Localization and Tracking Activity Recognition Other Related Work

1 Localization and Tracking Outline 2 Activity Recognition 3 Other Related Work

Localization and Tracking ●Motivation RFID technology revolutionizes human lives in diverse ways >Warehouse management Finding items

Localization and Tracking Motivation RFID technology revolutionizes human lives in diverse ways à Warehouse management à Finding items

Localization and Tracking ●Motivation RFID technology revolutionizes human lives in diverse ways →Automatic checkout >Anti-counterfeiting

Localization and Tracking Motivation RFID technology revolutionizes human lives in diverse ways à Automatic checkout à Anti-counterfeiting

Localization and Tracking ●Motivation RFID technology revolutionizes human lives in diverse ways Human-computer interaction

Localization and Tracking Motivation RFID technology revolutionizes human lives in diverse ways à Human-computer interaction

Localization and Tracking Challenges >RSS cannot provide accurate localization especially for UHF tags RF m 0 i RF Reader2】 ▣ ▣ 1 Original Reference Tags ☐New Reference Tags●Tracking Tag LANDMARK(PerCom 2003)

Localization and Tracking Challenges à RSS cannot provide accurate localization especially for UHF tags LANDMARK (PerCom 2003)

Localization and Tracking Challenges >RSS cannot provide accurate localization especially for UHF tags Need dense reference tags ▣ RF Readerl e m RF-Compass (MobiCom 2013) 口 g Left wall Ref tag Right wall Desired tag Ref tag RF non-line-of-sight k 1 Original Reference Tags Perspective1】 Pinlt's receiver Perspective 2 ☐New Reference Tags ●Tracking Tag PinIt (SIGCOMM 2013) LANDMARK(PerCom 2003)

Localization and Tracking Challenges à RSS cannot provide accurate localization especially for UHF tags à Need dense reference tags RF-Compass (MobiCom 2013) PinIt (SIGCOMM 2013) LANDMARK (PerCom 2003)

Localization and Tracking Challenges >RSS cannot provide accurate localization especially for UHF tags Need dense reference tags >Need specified hardware,like USRP Left wall Ref tag Right wall Desired tag Ref tag non-line-of-sight TOF 0 Perspective 1 Pinlt's receiver Perspective 2 Pinlt (SIGCOMM 2013) RFind (MobiCom 2017)

Localization and Tracking Challenges à RSS cannot provide accurate localization especially for UHF tags à Need dense reference tags à Need specified hardware, like USRP PinIt (SIGCOMM 2013) RFind (MobiCom 2017)