Simulation on Zigbee Wireless Network Performance 9317509 9317537 9317543 9317566

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Simulation on Zigbee Wireless Network Performance
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• 2005.06.12

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Outline

• Introduction
• Two previously proposed measurement
• Design of analysis
• Reference related work

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Introduction

• Evaluate Zigbee(802.15.4) technology
• Low energy consume
• Low data rate
• Using simulator to analyze performance of Zigbee.

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Two previous work

• Performance Evaluation of the IEEE 802.15.4 MAC
  for Low-Rate Low-Power Wireless Networks
• Analysis of the performance of IEEE 802.15.4 for
  medical sensor body area networking

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Performance Evaluation of the IEEE 802.15.4 MAC
for Low-Rate Low-Power Wireless Networks

• NS-2 network simulator CMU wireless extension
• Radio characteristics
• 7 7 grid with 4m between nodes, node at center
  is coordinator.
• Simulation are run independently.
• The result is averaged under 10 different seeds.
• Sources generate packets at constant average rate
  with 50 randomization in inter-packet interval.

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Performance Evaluation of the IEEE 802.15.4 MAC
for Low-Rate Low-Power Wireless Networks

• CSMA-CA in CAP
• Throughput for different numbers of sources
• Delivery ration for different numbers of sources
• Duty Cycle
• Delay as a function of duty cycle
• Energy consumption of source device as a function
  of duty cycle

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Performance Evaluation of the IEEE 802.15.4 MAC
for Low-Rate Low-Power Wireless Networks

• Guaranteed Time Slots performance under
  different background traffic
• latency
• Energy
• Delivery ratio
• Synchronization
• Energy cost with tracking and non-tracking

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Analysis of the performance of IEEE 802.15.4 for
medical sensor body area networking

• The star network consisted of the coordinator and
  10 body implanted sensors
• Transceiver parameters (chipcon CC2420)
• The CSMA/CA performance will be shown for much
  larger networks.

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Analysis of the performance of IEEE 802.15.4 for
medical sensor body area networking

• CSMA-CA Effect
• In beacon or non-beacon networks
• Average number of back-off periods for number of
  sensors
• Average number of back-off periods for upload /
  download rate per hour
• GTS Effect
• GTS timeslot on sensor lifetime.

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Analysis of the performance of IEEE 802.15.4 for
medical sensor body area networking

• Node lifetime in beacon networks
• In both beacon and non-beacon networks
• Crystal tolerance on symmetric sensor lifetime
  with communication rate 1/hr.
• Crystal tolerance on asymmetric sensor lifetime
  with fixed packet size of 1000 bits and 1/hr
  download rate.

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Design of analysis

• Measurement
• BER ( Bit Error Rate )
• Rate of correct transmission
• Latency
• Delay time
• Retransmission times

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Design of analysis

• Scope Variable
• Single-hop
• Multi-hop
• Environment variable
• Indoor
• Outdoor
• Other variable
• Node number
• Packet size
• Transmission channel

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Reference

• G. Lu et al., Performance evaluation of the IEEE
  802.15.4 MAC for low-rate low-power wireless
  networks, in IEEE International Conference on
  Performance, Computing, and Communications
  (IPCCC), 2004.
• N. Timmons and W. Scanlon, Analysis of the
  performance of IEEE 802.15.4 for medical sensor
  body area networking, IEEE Sensor and Ad Hoc
  Communications and Networks Conference (SECON),
  2004.

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Reference

• Jon Adams, Meet the ZigBee Standard, 2004 on
  http//www.sensorsmag.com/articles/0603/14/.
• Andreas Andersson, and Mattias Thoren, ZIGBEE, A
  SUITABLE BASE FOR EMBEDDED WIRELESS
  DEVELOPMENT?, 2005 Chalmers technology report.
• Ed Callaway, P. Gorday, L. Hester, J.A.
  Gutierrez, M. Neave, B. Heile, V. Bahl, "Home
  networking with IEEE 802.15.4 A developing
  standard for low-rate wireless personal area
  networks," IEEE Communication Magazine, vol. 40,
  no. 8, pp. 70-77, August 2002.
• William C. Craig, Zigbee Wireless Control That
  Simply Works, 2004 on www.zigbee.org.
• Becta TeckNews February 2005

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Related work

• George Karayannis slides, Emerging Wireless
  Standards Understanding the Role of IEEE 802.15.4
  ZigBee in AMR Submetering, 2003 on
  www.zigbee.org.