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Tracking EmployeeBy:Abdullah ALGhaithMohammad AL-Hajji

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Table of Content -Introduction

-Problem Statement design -Engineering tools & standards

-Engineering- Hardware

- Software -Issues

-Teamwork -Conclusion

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Introduction

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Problem Statement

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Engineering tools & standards -Comparisons.

Microcontroller

Atmel ATMEGA128RFA1

Arduino

Embedded Radio Extra shieldCheap Expansive

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Engineering tools & standards -Comparisons.

Communication standard

IEEE802.15.4 RFIDWorks within buildings Line of site only

Cheap Expansive

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Engineering tools & standards -Comparisons.

Algorithm

Trilateration TriangulationUsed in small Area Needs a large area

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Engineering Design Hardware part

Trackee Atmel ATMEGA128RFA1

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Engineering Design Hardware part

Transceiver Atmel ATMEGA128RFA1

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Engineering Design Hardware part

Gateway Atmel ATMEGA128RFA1

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Engineering Design Software part

GUI ( Graphical User Interface) Java

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Engineering Design Software part

Database My SQL

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#, Trans0, Trans1, Tr0, Tr1, Serial#, RSSI, LQI, #

Engineering Design

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Engineering DesignDesign decision

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Engineering Design How does The System work?

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Trilateration Algorithm

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Energy Detection (ED)

15m 13m 11m 9m 7m 5m 3m 1m05

101520253035404550

ED VS DISTANCERound 1 Round 2Round 3 Round 4Series5 Series6Series7 Series8Series9 Series10Series11 Series12Series13 Series14Series15 Round 1Round 2 Linear (Round 2)Round 3 Round 4Series20 Series21Series22 Series23Series24 Series25Series26 Series27Series28 Series29Series30

distance[m]

Regi

ster

PH

Y_ED

_LEV

EL V

alue

3m2m1mPower/distance-58-55-45read1-57-54-45read2-57-55-45read3-55-55-45read4-60-57-45read5-57-56-45read6-60-51-45read7-54-51-45read8-60-54-45read9-55-51-45read10-67-57-45read11-59-52-45read12-57-51-45read13-57-66-45read14-54-51-45read15-57.8-54.4-45AVG

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Serial Interface

#, Trans0, Trans1, Tr0, Tr1, Serial#, RSSI, LQI, #

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Example

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Example

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Issues -RSSI values alternating.

-GUI inserting points -Battery life effective.

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TeamworkAbdullah ALGhaith

GUI Interface Design

Mohammad AL-HajjiMicrocontrollers and Serial Communication

Cooperate in: RSSI measurement, Algorithm and Database

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Conclusion

Questions??