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