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Bluetooth Low Power Modes Applied to the Data Transportation Network in Home Automation Systems
Josu Etxaniz1, Gerardo Aranguren2
1Electronic Technology Department, University of the Basque Country, Bilbao 48980, Spain. josu.etxaniz@ehu.es.
Sensors (Basel, Switzerland)
|May 5, 2017
Summary
This study models Bluetooth multi-hop latency in smart homes, focusing on low-power modes. The findings help designers optimize wireless communication quality of service (QoS) for connected devices.
Area of Science:
- Home Automation
- Wireless Communications
- Embedded Systems
Background:
- Technological advancements are driving the growth of wireless smart homes.
- Home automation relies on efficient wireless communication for embedded systems.
Purpose of the Study:
- To analyze multi-hop latency in Bluetooth networks for smart home applications.
- To develop an empirical model for estimating Bluetooth multi-hop communication delay.
Main Methods:
- Investigated multi-hop latency using Bluetooth's park and sniff low-power modes.
- Developed a test platform for empirical latency measurements.
- Formulated an empirical model for latency calculation in scatternets.
Main Results:
- Obtained an empirical model to calculate latency in Bluetooth multi-hop communications.
- Latency estimation is provided for asynchronous links using sniff or park modes.
Conclusions:
- The developed models and latency estimations benefit smart home device and network designers.
- Optimized wireless communication quality of service (QoS) is achievable through understanding multi-hop latency.
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