Hw Bluetooth Operates Flashcards
1
Q
Hw do they establish connection
A
When two Bluetooth devices are brought together withing their range they will notice and make a connection
2
Q
Paging
A
Each device will send a msg “I’m here” regularly within the range
3
Q
Master slave
A
Once they hit a common frequency the device that found the other device becomes the master and the other becomes the slave
4
Q
Spread spectrum frequency hoping
A
Makes it rare for more than one device to be transmitting on the same frequency at the same time
5
Q
Frequencies
A
79 randomly chosen frequencies
6
Q
Speed with which transmitter changes frequency
A
1600 times in a sec
