This document provides an overview of the evolution of mobile telephony technology. It discusses how mobile phones developed from early analog systems in the 1920s and 1940s to digital cellular networks starting in 1973. It describes how feature phones focused on basic voice and SMS capabilities while smartphones added apps and more advanced functions. The document also gives usage statistics for Sri Lanka's telecommunication sector as of 2013, such as over 19 million mobile subscribers and a mobile subscription rate of 100 per 100 inhabitants.

1. Mobile Telephony – Intro
By Sameera Jayawardena
Program Manager
ICT Agency of Sri Lanka

2. Technology?
technología
téchnē (τέχνη) and -logía (-λογία)

4. Technology

7. Information and Communication Technology
Pheidippides

8. Information and Communication Technology

9. Factors
Information + Communication
Communication

10. Mobile Phone Evolution
1920s
1940s
1973
Martin Cooper

11. Mobile Phone Evolution
Features
Usage
Complexity
OG
Analog Digital

12. Feature Phone vs Smart Phone
Voice
SMS
Simple web browsing
Voice
SMS
Web browsing
Applications
What else you need.....

13. Feature Phone vs Smart Phone
Voice
SMS
Simple web browsing
Voice
SMS
Web browsing
Applications
What else you need.....

14. Smart Phone - OSs

15. Mobile Phone - Usage
Voice
SMS
Applications
Available Services – Voice
- 1919 – GIC
- Tell IGP
- Many more
Available Services – SMS
- Railway Schedule
- Fish prices
- Many more

16. Applications
Mobile Phone - Usage

17. Mobile Phone - Usage

18. Number of System Licenses 43
Total number of Fixed phones 2,832,464
Teledensity (Fixed Phones per 100
inhabitants) - 2012 Dec
17
Number of Cellular Mobile Subscribers 19,335,733
Mobile Subscription per 100 people –
2012 Dec
100
Internet & Email Subscribers - Fixed 435,758*
Internet & Email Subscribers (Mobile ) 1,068,482*
Number of Public Pay Phone Booths – 6,870
Trunk Mobile Radio Subscribers 206*
Statistical Overview of the Telecommunication Sector
as at end of March 2013