SYMBIAN OS

By Deva Ashish Singh

INDEX

Introduction Need for Symbian OS Evolution in the various versions Architecture Architectural Overview Software Development Programming Languages Advantages & Disadvantages Conclusion

Symbian OS is designed for the mobile phone environment.

The Smartphone operating system Symbian OS is produced by the software development and licensing company Symbian Ltd.

Symbian Ltd was established in June 1998 and is headquartered in Southwark in the UK, and the current CEO is Nigel Clifford.

Introduction

Need for Symbian OS

Small & mobile, but always available. Addressing the mass market Open platform

Evolution in the various versions

Symbian OS 5.0

Symbian OS 6.0

• Symbian OS 7.0 • Symbian OS 8.0• Symbian OS 9.1• Symbian OS 9.3• Symbian OS 9.4• Symbian Os 9.5

Architecture

Application Engines

User Interface Framework

Applications

System layer

CORE

Symbian OS

UI Platforms

Architectural Overview

1. Core : Symbian OS core is common to all devices i.e. kernel, file server, memory management & device drivers.

2. System layer : It provides communication & computing services such as TCP/IP, SMS & database management.

3. Application Engines : It’s above the system layer, enabling the software developers to create user interface to data.

4. User Interface Software : It can be made or licensed by manufacturers.

5. Applications : are slotted aboved the user interface & pre-loaded in the Symbian OS mobile phone.

Software Devlopment

• Development requirements :1.S 602.UIQ3.MOAPand the IDE tool of your choice.

What is IDE ?

• An IDE is a software application that allows the computer programmer to develop a software for a certain platform. An IDE has a source editor, compiler and debugger.

Tools to for the software development

Tool name Description

GCC for Symbian Compile Symbian C++ Applications.

Symbian Certificate manager Allows you to manage your device’s certificates.

Symbian DevCert Request Enables you to obtain Symbian Developer Certificate.

Symbian MakeSIS It converts your C++ applications in .SIS packages(formats).

Symbian UnSIS Extracts the .SIS packages.

Programming languages

Symbian OS offers a choice of programming languages to the developer. It’s written in C++.

Java, 2nd the most important programming language on Symbian OS.

Other programming languages are Java Script, Assembler, Visual Basic and So on…

ADVANTAGES

It’s an open platform based on C++ (Object Oriented Concepts), which is easy to configure.

Giving an additional feature of Power Management like “ Power Saving”.

Fully multitasking. Small but with a lots of in-built features.

DISADVANTAGES

Not available for PCs.

Conclusion Symbian OS is a multi-tasking

operating system which addressing the mass-market and designed for simplifying the work load.

It’s a open platform allows the installation of third party software to enhance the platform.

7Thank YOU.

Follow me on