FCC is Federal Communication Commission, which issues licenses to the stations for specific frequencies. It also decides who is able to use which frequency for what purpose. Since Bluetooth is using unlicensed spectrum, FCC has no direct involvement with Bluetooth
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Resident set is that portion of the process image that is actually in real-memory at a particular instant. Working set is that subset of resident set that is actually needed for execution. (Relate this to the variable-window size method for swapping techniques.)
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Tuesday, May 13, 2008
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2472 to 2497 MHz is the frequency range used for Bluetooth in Japan.
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Sunday, May 11, 2008
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Asynchronous Connectionless (ACL) is Data transfer method in Bluetooth
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Sunday, May 11, 2008
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In Version 1.2 Adaptive frequency hopping method is used, which improves resistance to radio interference, and provides higher transmission speed.
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Sunday, May 11, 2008
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Bluetooth picks a random frequency out of 79 and then hops around the range about 1600 times per second.
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Sunday, May 11, 2008
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Omni directional, Adaptive output power to minimize interference, Support Synchronous & asynchronous services, Fast Frequency Hopping to avoid interference, Short data packets to maximize capacity during interface.
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Sunday, May 11, 2008
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