K ID N ET P ROJECT : S IGNAL S TRENGTH BASED O RIENTATION D ISCOVERY Group Members Saleel Kudchadker...
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Transcript of K ID N ET P ROJECT : S IGNAL S TRENGTH BASED O RIENTATION D ISCOVERY Group Members Saleel Kudchadker...
![Page 1: K ID N ET P ROJECT : S IGNAL S TRENGTH BASED O RIENTATION D ISCOVERY Group Members Saleel Kudchadker Sushma Myneni.](https://reader035.fdocuments.in/reader035/viewer/2022070401/56649f185503460f94c2ecef/html5/thumbnails/1.jpg)
KID NET PROJECT: SIGNAL STRENGTH BASED ORIENTATION DISCOVERY
Group Members
Saleel Kudchadker
Sushma Myneni
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AGENDA
Project Goals Introduction to Project Project Details Problems Faced Results Goals Not Achieved
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PROJECT GOALS
Providing a facing direction measurement system of a sensor with another
Use metrics such as Signal Strength, Packet error rate to estimate orientation
Generate MATLAB model to estimate orientation
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PROJECT DETAILS AND ASSUMPTIONS
Assumptions Kids are in close proximity with in 1.5 ft Antenna of the motes are not covered
Project Details Readings were taken at multiples of 90º angles Telos B mote is mounted vertically
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PROJECT DETAILS
We have used Telos B motes in our experiments
We have used the internal antenna (F-inverted) present on the PCB
Radiation pattern of the F-inverted (vertical mounting) is not perfectly Omnidirectional
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EVALUATION SETUP
Sensor 0
Sensor 2
Sensor 1
Sensor 4
Sensor 3
0º90º180º270º
0º90º180º270º
0º90º180º270º
0º90º180º270º
0º90º180º270º
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EVALUATION SETUP
Sensor 0
Sensor 2
Sensor 1
Sensor 4
Sensor 3
0º90º180º270º
0º90º180º270º
0º90º180º270º
0º90º180º270º
0º90º180º270º
![Page 8: K ID N ET P ROJECT : S IGNAL S TRENGTH BASED O RIENTATION D ISCOVERY Group Members Saleel Kudchadker Sushma Myneni.](https://reader035.fdocuments.in/reader035/viewer/2022070401/56649f185503460f94c2ecef/html5/thumbnails/8.jpg)
EVALUATION SETUP
Sensor 0
Sensor 2
Sensor 1
Sensor 4
Sensor 3
0º90º180º270º
0º90º180º270º
0º90º180º270º
0º90º180º270º
0º90º180º270º
![Page 9: K ID N ET P ROJECT : S IGNAL S TRENGTH BASED O RIENTATION D ISCOVERY Group Members Saleel Kudchadker Sushma Myneni.](https://reader035.fdocuments.in/reader035/viewer/2022070401/56649f185503460f94c2ecef/html5/thumbnails/9.jpg)
EVALUATION SETUP
Sensor 0
Sensor 2
Sensor 1
Sensor 4
Sensor 3
0º90º180º270º
0º90º180º270º
0º90º180º270º
0º90º180º270º
0º90º180º270º
![Page 10: K ID N ET P ROJECT : S IGNAL S TRENGTH BASED O RIENTATION D ISCOVERY Group Members Saleel Kudchadker Sushma Myneni.](https://reader035.fdocuments.in/reader035/viewer/2022070401/56649f185503460f94c2ecef/html5/thumbnails/10.jpg)
PROBLEMS FACED
Omni-directional antenna of telos B needs analysis of radiation pattern
Multipath problems resulted in erroneous results
Packet error rate is very high even at shorter range like 1feet
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RESULTS
Matlab model takes the radiation pattern and RSSI values to calculate angle of orientation which agrees with experimental setup
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GOALS NOT ACHIEVED
Unable to include packet error rate metric Experiment was not conducted by varying
the height Experiment was conducted only indoors
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Questions?