WPAN – Wireless Personal Area Networks 1. Introduction and ...
WPAN – Wireless Personal Area Networks 1. Introduction and ...
WPAN – Wireless Personal Area Networks 1. Introduction and ...
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IEEE Std 802.15.4-2003 (LR) (3)<br />
19<br />
• Modulation <strong>and</strong> spreading (@ 2450 MHz)<br />
Jussi Salmi<br />
21 Feb. 2006<br />
Battery Life Case Study –Peel ‘N Stick Security Sensors<br />
(Current IEEE 802.15.4 compliant hardware)<br />
20<br />
Any check-in interval<br />
exceeding ~14 sec allows<br />
sensor to surpass alkaline<br />
battery shelf life<br />
2 AA Alkaline Batteries!<br />
Events/day<br />
Source: [5]<br />
Jussi Salmi<br />
21 Feb. 2006
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