2Callaway E, Gorday P, Hester L, et al. Bahl. Home networking with IEEE 802.15.4:A developing standard for low-rate wireless personal area networks [ J ]. IEEE Communication Magazine, 2002,40(8) :70--75.
3Haartsen J C. The Bluetooth radio system [ J ]. IEEE Personal Communication,2000,7 ( 1 ) :28 -36.
4Sarkim/iki V, Tiainen R, Lindh T, et al. Applicability of ZigBee technology to electric motor rotor measurements [ C ]// Interna- tional Symposium on Power Electronics, Electrical Drives, Auto- mation and Motion, Italy ,2006.