Some Knowledge About Bluetooth
BLUETOOTH
Overview
- Why?
- What?
- How?
- Where?/ When
Why Bluetooth?
- It is a cable-replacement technology
- ”Bluetooth” comes from Denish Viking King’s name
What is Bluetooth?
- Bluetooth is a low-power, short-range wireless networking standard designed for local area voice and data communications.
- Bluetooth tech. redefines the very way we experience connectivity.
How it comes?
- The Original idea....
- Bluetooth is a standard for a small, cheap radio chip to be plugged into computers, printers, mobile phones, etc.
- Now....
- To transmit data between everywhere
Where it works?
- Everywhere
- You define the boundaries of your productivity where your business may take you.
Bluetooth Technology
- Why?
- What?
- Who?
- Where?/ When?
Why it’s wireless?
- Bluetooth uses omni-directional radio waves in the unlicensed ISM band at 2.4GHz that can transmitted through walls and other non-metal barriers.
- Bluetooth uses 1600 times/s frequency hopping to avoid interference
What’s the advantage & disadvantage ?
Advantages :
- Wireless;
- Signal-robustness;
- Power-efficiency;
- Synchronous real-time conversation and data transitions
Disadvantages :
- Short-range;
- Relatively high cost;
- Relatively low transfer rate (712Kbps)
Who makes it work?
- Bluetooth wireless tech. is supported by producta & application development in a wide range of market segments.
Who makes it work (continue) ?
- software developers
- silicon vendors
- peripheral & camera manufacturers
- mobile PC manufacturers
- handheld device developers
- consumer electronics manufacturers
- car manufacturers
- test & measurement equipment manufacturers
Where is Bluetooth?
- SIG --- Special Interest Group
- 3Com Agere Ericssion IBM Intel
- Microsoft Motorola Nokia Toshiba
Bluetooth in our daily life..
- in the Office
- in the Home
- on the Road
- in the Soical settings
Bluetooth in the Office..
- Personal Digital Assistance ßàdesktop PC
- PDAßà electronic board
- machineßà PDA/laptop
Some Examples For Bluetooth in office :
Bluetooth in the Home
- door,lights,air-conditioning are all Under your control
- look after Your children
- PDAßàelectronic bulletin board
- security system
Some Examples For Bluetooth in home :
Bluetooth on the Road
- book and confirm your tickets
- make ”free” internet voice call with internet port
- rent cars, order hotel...
- check-in automatically; enter your room without unlocking the door
Some Examples For Bluetooth on the Road :
Bluetooth in the Car
- when go out for travel, a map appears in your display
- door unlocked, radio tunes searched, seat adjusted automatically
- daily reminding
- receive messages via speakerphones
Some Examples For Bluetooth in the car :
Bluetooth in the Social settings
- book movie tickets --- get preferred seats
- win your bets om racetrack
- exchange info. in your business
Some Examples For Bluetooth in the Social Settings:
Bluetooth Products
- Bluetooth’s main competition is a piece of wire
- In order to get wider market, the cost of its componets must be low
- Take a look at some bluetooth products in markets
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