Difference between revisions of "D2-Short Range Systems"
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<span scaled="60%>[Presentation G. Fettweis, IEEE VTC forum Baltimore], http://www.ieeevtc.org/plenaries/vtc2007fall/28.pdf </span> | <span scaled="60%>[Presentation G. Fettweis, IEEE VTC forum Baltimore], http://www.ieeevtc.org/plenaries/vtc2007fall/28.pdf </span> | ||
+ | =⌘ Wireless follows wired in speed = | ||
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+ | {{:Comparison_of_Wireless_Protocols}} | ||
= Test yourself, answer these questions= | = Test yourself, answer these questions= |
Revision as of 20:51, 21 September 2014
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Contents
⌘ Short range communication
Short range communication systems covers both industrial and end-customer applications, and is often used for sensor communications.
Presentations from earlier years
Wireless HART, ++ISO100
- Media:HART_ISO100.pdf (by Johan Tresvig)
- Book: WirelessHART - Applying wireless technology in real-time industrial process control
- Media:A Comparison of WirelessHART and ZigBee for Industrial Applications.pdf
- Media:A Location-determination Application in WirelessHART.pdf
- Media:Comparison of Industrial WSN Standards.pdf
- Media:WirelessHART - Applying wireless technology in real-time industrial process control.pdf
see also earlier lecture WiMAX_and_WirelessHART
- Wireless HART Overview: Media:HART_overview.pdf
⌘ USB speed
[Presentation G. Fettweis, IEEE VTC forum Baltimore], http://www.ieeevtc.org/plenaries/vtc2007fall/28.pdf
⌘ Wireless follows wired in speed
|
ANT |
Bluetooth (v1.x, v2.x --> 3.x) |
Bluetooth low power |
ZigBee |
---|---|---|---|---|
Frequency |
2.4 GHz |
2.4 GHz |
2.4 GHz |
2.4 GHz, 915 MHz, 868 MHz |
Modulation |
GFSK |
GFSK |
GFSK (almost GMSK) |
O-QPSK, BPSK, BPSK |
RF Raw Data Rate |
1 Mbps | 1 Mbps, 3 Mbps |
1 Mbps |
250 Kbps, 40 Kbps, 20 Kbps |
Application Throughput | 20 Kbps | 0.7 Kbps, 2.1 Kbps | 305 Kbps | 10-115.2 Kbps |
Max Range | 30 m | 100 m | 50 m | 100 m |
Frequency Channels |
125 |
79 |
40 |
16, 10, 1 |
Supported Network Types |
Star, Peer-to-Peer |
Peer-to-Peer, scatternet |
Star, Peer-to-Peer |
Star, Peer-to-Peer |
Test yourself, answer these questions
- What is WirelessHART?
- What radio technology is used (WirelessHART)?
- What network topologies are supported (WirelessHART)?
- What are the main parts of a WiHART network?
- How does channel hopping work?