BLUETOOTH

Bluetooth strengths

1-Low Cost: with Bluetooth chips reaching 5$ each. And no licensing fees From Ericsson, as Ericcson set it for free


2- Tiny:


3- low-power consumption:

· 1 mW for class 3 (Range of 10 meters).

· 10 mW Extended Class 1(Range of 100 meters)


3 % of the power compared to that of the modern mobile


4-It works all over the world:

Operates on ISM radio band. (Industrial, Scientific & Medical band) Which is an :

Unlicensed band.

Globally available (2.4 GHz).


5-Supports point-to-point &Point-to-Multi point communication.


6- High Security: It allows authentication & encryption.


7- Protection against interference. : Uses frequency-hopping spread spectrum

Technology at 1600 hop/s


8-Support of Time critical Connections: By also supporting a Synchronous link ( in addition to The Asynchronous link)

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