Bluetooth Specifications, Laptop Computer On Sale

Beneath, you may locate numerous specifications for the widely known Bluetooth:

1. throughout the united states or even Europe, the range of frequency is 2,400 - 2,483.5 MHZ, with seventy nine 1-MHz RF (radio frequency) channels. The frequency range in Japan is 2,472 to 2,497 MHz with 23 1-MHz RF channels.

2. A facts channel of Bluetooth randomly hops 1,six hundred instances in line with 2nd among the seventy nine RF channels.

3. every Bluetooth channel is split into time slots, with each one being 625 microseconds lengthy.

4. A Bluetooth piconet has one master and up to seven slaves. The grasp will transmit in even time slots, at the same time as the slaves will transmit in strange time slots.

5. The facts in a single packet may be up to 2,745 bits in period.

6. presently, there are two kinds of facts switch among devices - SCO (synchronous connection oriented) and ACL (asynchronous connectionless).

7. In a Bluetooth piconet, there may be up to three SCO links containing 64,000 bits in keeping with 2nd with each one. To assist keep away from collision and timing issues, the hyperlinks of the SCO will use reserved slots set up by the grasp.

8t. A grasp can guide up to 3 SCO links with both one, two, or maybe 3 slaves.

9. The slots now not reserved for the SCO links may be used for ACL links.

10. A single grasp and slave can have one ACL link.

11. ACL is both grasp to at least one slave (factor to factor) or it broadcasts to all the slaves.

12. The ACL slaves will simplest transmit while it has been requested by the grasp. If the master does not make the request, the ACL slaves might not transmit some thing at all.

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