WIRELESS CONNECTIONS
IrDABluetoothWAP - GPRS
IrDA
Infrared Data Association founded 1993
What is IrDA?
Infrared Data Association low cost low power half dublex support
walk up point to point
IrDA Executive Summary
IrDA standarts suppot a board range of computing communications consumer devices
IrDA’s Role
IrDA is playing an important role in wireless data communication...
laptop computers PDAs digital cameras mobile phones
IrDA’s Possibilaties
sending a documentation exchanging business cards coordinating schedules and telephone books sending faxes
IrDA’s Modules
(SIR) 115.2 Kbps (FIR) FAst Infrared Standart 4Mbit/sn (VFIR) Very Fast Infrared Standart 16Mbit/sn
IrDA StackThe IrDA protocol consist manily of three diffrent layers:
Physical Layer
first layer from bottom up in hierarchical stack deals directly with
bit encoding error checking and correction transmiting and receiving data
Link Access Protocol (IrLAP)
second layer on hierarchical stack uses services provided by physical layer defines services provided by the protocol sets vocabulary, encoding and procedures rules
Link Management Protocol (IrLMP)
support walk-up and point to point connection between IrDA devices
provides and supports for multiple software applications
allows entities to operate independently
IrDA and Future Works
support higher baud rates for faster transmissions
apply low-power features
IrDA’s Advantages
prevalence
IrDA’s Disadvantages
short range high risk of defect not to talk
Bluetooth
It’s that Simple
Bluetooth wireless technology makes your world wireless and gives you the freedom explore.
Bluetooth
Why is the technology called bluetooh?
Danish king Herald “Bluetooth” Blaatand who unified Danmark and Norway.
Founded 1994 by Ericsson
Bluetooth
high levels of security robustness low power low cost
Bluetooth can provide consumers
make calls eliminate cables set up home networks call home from a remote location
How is Bluetooth used?
bluetooth can be used a wirelessly cable replecement technology automatically synchronizing access a network
Bluetooth
Bluetooth Technology Benefits
globally available range of devices ease of use globally accepted specification secure connection
Devices That Use Bluetooth
Digital cameras Printers Scanners Cell phones Laptops Keyboard and mice İn – car handsfree kits
Piconet and Scarnet
How Bluetooth Technology Works?Access Code
How Bluetooth Technology Works?Header
How Bluetooth Technology Works?Payload
Bluetooth Encryption
Bluetooth Data Transfer in Mobile Phone
Bluetooth Data Transfer in Mobile Phone
Bluetooth Data Transfer in Mobile Phone
Bluetooth Data Transfer in Mobile Phone
Bluetooth Data Transfer in Mobile Phone
Bluetooth Data Transfer in Mobile Phone
Bluetooth Data Transfer in Mobile Phone
Bluetooth Data Transfer in Mobile Phone
Bluetooth Data Transfer in Mobile Phone
Bluetooth Data Transfer in Mobile Phone
Bluetooth Data Transfer in Computer
Bluetooth Data Transfer in Computer
Bluetooth Data Transfer in Computer
Bluetooth Data Transfer in Computer
Bluetooth Data Transfer in Computer
Bluetooth Data Transfer in Computer
Bluetooth Data Transfer in Computer
Bluetooth Data Transfer in Computer
Bluetooth Data Transfer in Computer
WAP - GPRS
Wireless Application Protocol General Packet Radio Services
GPRS
Baz İstasyonu WAP Gateway WAP Sitesi
GPRS GPRS
What is GPRS?
The General Packet Radio Service (GPRS)
sending and receiving data over an Internet Protocol
How GPRS is work?
bit-stream over a dedicated dial-up connection.
GPRS Features
internet on the mobile phone rich media application speed
GPRS Service and Hardware
MMS Push to Talk Wireless Village WAP Point to Point Short Mesage Service
WAP
Wireless Application Protocol
WAP
WAP supports: Email by mobile phone Sports result News headlines Music downlands
Your Questions?
YUNUS EMRE ÖNDER
Bilkent UniversityComputer Technology & Programming
Tolga Baycan