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May 2009 [Components] Tunable IF Aids Bluetooth Flexibility Bluetooth has evolved from a low-throughput-rate (723 kb/s) short-range wireless link at 2.40 to 2.4835 GHz transmitting simple frequencyhopped, Gaussian frequency-shiftkeying (FSK) modulated signal. This early version of the unlicensed wireless standard (Bluetooth 1.2) shifts carriers by ±160 kHz to represent the data bit, using frequency hopping at 1600 times/second onto one of 79 channels, each spaced 1 MHz apart. Newer versions of Bluetooth... |
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