By Fabio Sebastiano
This publication describes using low-power reasonably cheap and very small radios to supply crucial time reference for instant sensor networks. The authors clarify the best way to combine such radios in a typical CMOS strategy to minimize either price and measurement, whereas targeting the problem of designing a completely built-in time reference for such radios. To allow the mixing of the time reference, approach suggestions are proposed and analyzed, a number of different types of built-in time references are reviewed, and mobility-based references are pointed out as attainable applicants to supply the mandatory accuracy at low-power intake. sensible implementations of a mobility-based oscillator and a temperature sensor also are offered, which exhibit the mandatory accuracy over a large temperature variety, whereas drawing 51-uW from a 1.2-V offer in a 65-nm CMOS process.
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