1. WIRELESS CONNECTIONS IrDA Bluetooth WAP - GPRS

2. IrDA  I nfrared D ata A ssociation founded 1993

3. What is IrDA? I nfrared D ata A ssociation low cost low power half dublex support  walk up  point to point

4. IrDA Executive Summary IrDA standarts suppot a board range of computing communications consumer devices

5. IrDA’s Role IrDA is playing an important role in wireless data communication...  laptop computers  PDAs  digital cameras  mobile phones

6. IrDA’s Possibilaties  sending a documentation  exchanging business cards  coordinating schedules and telephone books  sending faxes

7. IrDA’s Modules  (SIR) 115.2 Kbps  (FIR) FAst Infrared Standart 4Mbit/sn  (VFIR) Very Fast Infrared Standart 16Mbit/sn

8. IrDA Stack The IrDA protocol consist manily of three diffrent layers:

9. Physical Layer  first layer from bottom up in hierarchical stack  deals directly with bit encoding error checking and correction transmiting and receiving data

10. 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

11. 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

12. IrDA and Future Works  support higher baud rates for faster transmissions  apply low-power features

13. IrDA’s Advantages  prevalence

14. IrDA’s Disadvantages  short range  high risk of defect  not to talk

15. Bluetooth It’s that Simple Bluetooth wireless technology makes your world wireless and gives you the freedom explore.

16. Bluetooth

17. Why is the technology called bluetooh?  Danish king Herald “Bluetooth” Blaatand who unified Danmark and Norway.  Founded 1994 by Ericsson

18. Bluetooth  high levels of security  robustness  low power  low cost

19. Bluetooth can provide consumers  make calls  eliminate cables  set up home networks  call home from a remote location

20. How is Bluetooth used?  bluetooth can be used a wirelessly  cable replecement technology  automatically synchronizing  access a network

21. Bluetooth

22. Bluetooth Technology Benefits  globally available  range of devices  ease of use  globally accepted specification  secure connection

23. Devices That Use Bluetooth  Digital cameras  Printers  Scanners  Cell phones  Laptops  Keyboard and mice  İn – car handsfree kits

24. Piconet and Scarnet

25. How Bluetooth Technology Works? Access Code

26. How Bluetooth Technology Works? Header

27. How Bluetooth Technology Works? Payload

28. Bluetooth Encryption

29. Bluetooth Data Transfer in Mobile Phone

39. Bluetooth Data Transfer in Computer

48. WAP - GPRS  Wireless Application Protocol  General Packet Radio Services

49. GPRS

50. What is GPRS?  The General Packet Radio Service (GPRS)  sending and receiving data over an Internet Protocol

51. How GPRS is work?  bit-stream over  a dedicated dial-up connection.

52. GPRS Features  internet on the mobile phone  rich media application  speed

53. GPRS Service and Hardware  MMS  Push to Talk  Wireless Village  WAP  Point to Point  Short Mesage Service

54. WAP  Wireless Application Protocol

55. WAP  WAP supports: Email by mobile phone Sports result News headlines Music downlands

56. Your Questions?

57. YUNUS EMRE ÖNDER Bilkent University Computer Technology & Programming Tolga Baycan