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[[File:Harald_Bluetooth_(Civ5).png|400px|thumb|right|<span style="color:#2260A5">King Harald Bluetooth</span>]]
=== [[File:Bluetooth.png|10px]] Bluetooth ===
=== [[File:Bluetooth.png|10px]] Bluetooth ===
Bluetooth is a [[Wireless_communications|Wireless communications]] technology for creating personal area networks operating in the 2.4 GHz unlicensed band, with a default range of 10 meters.
Bluetooth is a technology for creating personal area networks operating in the 2.4 GHz unlicensed band, with a default range of 10 meters.


An overview of Bluetooth:
An overview of Bluetooth:
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=== Bluetooth radio ===
=== Bluetooth radio ===
[[File:Antenna-position.png|200px|thumb|right|Antenna Position (PCH-1100)]]
[[File:Antenna.png|200px|thumb|right|Antenna Position (PCH-2000)]]


Bluetooth 2.0 uses frequencies between 2.4000 and 2.4835 GHz, and divides the band into 79 MHz channels (numbered 0-78), with frequency hopping at a rate of 1600 times per second.  
Bluetooth 2.0 uses frequencies between 2.4000 and 2.4835 GHz, and divides the band into 79 MHz channels (numbered 0-78), with frequency hopping at a rate of 1600 times per second.  
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{| class="wikitable" style="text-align: center;border:3px solid #123AAA;"
{| class="wikitable" style="text-align: center;border:3px solid #123AAA;"
|-
|-
| style="background-color:#ffffff; color:#2260A5;" |'''Class'''  
| style="background-color:#ffffff; color:#123AAA;" |'''Class'''  
| style="background-color:#ffffff; color:#2260A5;" |'''Power'''
| style="background-color:#ffffff; color:#123AAA;" |'''Power'''
| style="background-color:#ffffff; color:#2260A5;" |'''Range'''
| style="background-color:#ffffff; color:#123AAA;" |'''Range'''
|-
|-
| Class 1 || 100mW<br />(20 dBm) || 100m<br />(325ft)
| Class 1 || 100mW<br />(20 dBm) || 100m<br />(325ft)
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=== Overlapping channels BT/WiFi ===
=== Overlapping channels BT/WiFi ===


*[http://www.psdevwiki.com/vita/index.php?title=File:BT-Wifi-channels.png archaic BT/Wifi channels]
*[http://www.vitadevwiki.com/index.php?title=File:BT-Wifi-channels.png archaic BT/Wifi channels]


{| class="wikitable"
{| class="wikitable"
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[[File:Scatternet.jpg|300px|thumb|right|Scatternet]]
[[File:Scatternet.jpg|300px|thumb|right|Scatternet]]


<div style="color: #000000; background-color: #2260A5; border: 1px solid #808000; padding: 5px; {{box-shadow|4px|4px|8px|#b0b090}}">
  A PSVita [http://en.wikipedia.org/wiki/Bluetooth#Bluetooth_v2.1_.2B_EDR (Bluetooth v2.1 + EDR)] can connect up to seven (active) Bluetooth® devices at one time.
  A PSVita [http://en.wikipedia.org/wiki/Bluetooth#Bluetooth_v2.1_.2B_EDR (Bluetooth v2.1 + EDR)] can connect up to seven (active) Bluetooth® devices at one time.
</div>


There are three type of (oriented) connections in Bluetooth:
There are three type of (oriented) connections in Bluetooth:
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=== Device icons ===
=== Device icons ===


Shows the types of found Bluetooth® devices (profiles) using icons.
Shows the types of found Bluetooth® devices using icons.


{| class="wikitable" style="text-align: center;border:3px solid #123AAA;"
{| class="wikitable" style="text-align: center;border:3px solid #123AAA;"
|-
|-
| style="background-color:#ffffff; color:#2260A5;" |'''Icon'''  
| style="background-color:#ffffff; color:#123AAA;" |'''Icon'''  
| style="background-color:#ffffff; color:#2260A5;" |'''Device'''
| style="background-color:#ffffff; color:#123AAA;" |'''Device'''
| style="background-color:#ffffff; color:#2260A5;" |[[File:Ps-vita-logo.jpg|70px]]
| style="background-color:#ffffff; color:#123AAA;" |[[File:Ps-vita-logo.jpg|70px]]
| style="background-color:#ffffff; color:#2260A5;" |[[File:Ps-vita-tv-logo-123aaaa.png|70px]]
| style="background-color:#ffffff; color:#123AAA;" |[[File:Ps-vita-tv-logo-123aaaa.png|70px]]
|-
|-
| [[File:Bluetooth_Wireless_controller.png]] || Wireless controller || {{N/a}} || {{Yes}}  
| [[File:Bluetooth_Wireless_controller.png]] || Wireless controller || {{No}} || {{Yes}}  
|-
|-
| [[File:Bluetooth_BD_Remote_Control.png]] || BD Remote Control || {{N/a}} || {{Yes}}  
| [[File:Bluetooth_BD_Remote_Control.png]] || BD Remote Control || {{No}} || {{Yes}}  
|-
|-
| [[File:Bluetooth_computer.png]] || Computer || {{Yes}} || {{Yes}}  
| [[File:Bluetooth_computer.png]] || Computer || {{Yes}} || {{Yes}}  
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|-
|-
| '''No icon''' || Other devices || {{Yes}} || {{Yes}}  
| '''No icon''' || Other devices || {{Yes}} || {{Yes}}  
|-
|}
=== Bluetooth Adressing ===
Each Bluetooth unit has a unique 48-bit address (BD_ADDR).
{| class="wikitable" style="text-align: center;border:3px solid #2260A5;"
|-
|colspan="6"|'''Company_assigned'''
|colspan="6"|'''Company_id'''
|-
|colspan="6"|'''L'''ower '''A'''dress '''P'''art (24-bit)<br />transmitted with every packet as part of the packet header
|colspan="2"|'''U'''pper '''A'''dress '''P'''art  (8-bit)<br />
|colspan="4"|'''N'''on-Significant '''A'''dress '''P'''art (16-bit)<br />[http://standards-oui.ieee.org/oui.txt assigned  publicly by the IEEE]
|-
!width="70"|<sub>lsb</sub>xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx<sup>msb</sup>
|-
|-
|}
|}
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*The Bluetooth protocol stack is split in two parts: a "controller stack" (Hardware) containing the timing critical radio interface, and a "host stack" (software) dealing with high level data.
*The Bluetooth protocol stack is split in two parts: a "controller stack" (Hardware) containing the timing critical radio interface, and a "host stack" (software) dealing with high level data.


<div style="color: #000000; background-color: #2260A5; border: 1px solid #808000; padding: 5px; {{box-shadow|4px|4px|8px|#b0b090}}">
   <small>The controller stack is generally implemented in a low cost silicon device containing the Bluetooth radio and a microprocessor.  
   <small>The controller stack is generally implemented in a low cost silicon device containing the Bluetooth radio and a microprocessor.  
  The host stack is generally implemented as part of an  operating system.</small>
  The host stack is generally implemented as part of an  operating system.</small>
</div>


*Bluetooth standard has many protocols that are organized into different layers.
*Bluetooth standard has many protocols that are organized into different layers.
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An example scenario would be the exchange of a contact or appointment between two mobile phones, or a mobile phone and a PC.
An example scenario would be the exchange of a contact or appointment between two mobile phones, or a mobile phone and a PC.
=== Bluetooth Adressing ===
Each Bluetooth unit has a unique 48-bit address (BD_ADDR).
{| class="wikitable" style="text-align: center;border:3px solid #123AAA;"
|-
|colspan="6"|'''Company_assigned'''
|colspan="6"|'''Company_id'''
|-
|colspan="6"|'''L'''ower '''A'''dress '''P'''art (24-bit)<br />transmitted with every packet as part of the packet header
|colspan="2"|'''U'''pper '''A'''dress '''P'''art  (8-bit)<br />
|colspan="4"|'''N'''on-Significant '''A'''dress '''P'''art (16-bit)<br />[http://standards-oui.ieee.org/oui.txt assigned  publicly by the IEEE]
|-
!width="70"|<sub>lsb</sub>xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx
!width="70"|xxxx<sup>msb</sup>
|-
|}


=== Class of Device/Service (CoD) ===
=== Class of Device/Service (CoD) ===
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