Mobile operating systems control and manage mobile devices like smartphones. The document discusses several mobile OSs including Android, iOS, Symbian, Windows Mobile, BlackBerry OS, Palm Web OS, Firefox OS, Ubuntu Touch, and Tizen. It provides an overview of each OS, describing their origins, developers, popular devices used, and key features. The document also notes that Android and iOS have become the most popular and competitive mobile OSs today.

1. MOBILE OPERATING
SYSTEMS
OVERVIEW1

2. OPERATING SYSTEM
2
� It is an interface between computer hardware and
the user.
� An operating system is a software which
performs all the basic tasks like file management,
memory management, process management,
handling input and output, and controlling
peripheral devices such as disk drives and
printers.
� When computer is on, OS is loaded first in
memory

3. ARCHITECTURE OF COMPUTER SYSTEM
3

4. HIERARCHY OF COMPUTER S/W
4

5. TYPES OF PROGRAMS
5

6. COMMON OS
6

7. 1. DOS INTERFACE
7
User Interfaces

8. GUI INTERFACE
8

9. BASIC FUNCTION OF OS
9

10. DIFFERENT TYPES OF OS
10
UNIX DOS Mac OS MS
Windows
LINUX Pocket PC
Multi user,
Multitasking
Single user,
Single tasking
Single user,
Multitasking
Single user,
Multitasking
Multi user,
Multitasking
Single user,
Multitasking
Command line
user interface
Command line
user interface
GUI GUI Command line
user interface,
GUI
GUI
It has several
versions but
lack of
interoperabilit
y
DOS has been
replaced by
MS Window
OS
Mac OS has
easy to use
GUI
First true MS
Window OS is
MS Windows
95
It is an open
source s/w
They are
specifically
designed
for PDA
Network OS Desktop OS Desktop OS Desktop OS Network OS Mobile OS

11. MOBILE OPERATING SYSTEM
� An operating system that control mobile devices is called Mobile OS.
� A mobile operating system (mobile OS) is an OS built exclusively for a
mobile device, such as a
Smartphone,
Personal digital assistant (PDA),
Tablet or other embedded mobile OS.
� Popular mobile operating systems are
Android,
Symbian,
iOS,
BlackBerry OS and
Windows Mobile
� A mobile OS is responsible for identifying and defining mobile device
features and functions, including keypads, application synchronization1,2
email, thumbwheel and text messaging

12. � A mobile OS is similar to a standard OS (like Windows, Linux,
and Mac) but is relatively simple and light.
� A mobile OS manages mobile multimedia functions, mobile and
Internet connectivity.
Smart Phones and OS are:
� Small and handy
� Multiple, frequent and continuous connectivity
� Product and diversity
� Open platform
� Limited memory
12

13. DIFFERENCE BETWEEN DESKTOP OS AND
MOBILE OS
13
Mobile OS Desktop OS
Mobile OS have a minimum number
of system files
Desktop OS have maximum number of
system files
It's system memory are not vast and
fast
Vast as well as fast
It has low memory space, processor
and RAM
It has large memory space, processor
and RAM
It's can't run several programs in same
time
Several programs can be run in same
time on desktop OS
It is easy to learn It is difficult to learn

14. 14

15. HISTORY
15
1993
� First smartphone IBM Simon- touchscreen, email
1996
� Palm Pilot 1000 personal digital assistant introduced with Palm OS
mobile OS
2000
� Symbian became first modern mobile OS on
smartphone with the
launch of Ericsson R380
2002
� Microsoft’s first Window CE (Pocket PC) smartphones are introduced
� Blackberry released its first smartphone

16. 2007
� Apple iphone with iOS introduced as an iPod,
“mobile phone” and internet communicator
� Open Handset Alliance formed by Google, HTC, Sony, Dell,
Intel,
Motrola, Samsung, LG etc
2008
� OHA releases Android 1.0 with HTC Dream (T-Mobile
G1) as first
Android phone
2009
� Samsung announces Bada S with the insyruction of samsung S8500
2012
� Lenovo K800 was first Intel powered smartphone (Android OS)
16

17. 17

18. 18

19. SYMBIAN OS
� Symbian OS is a mobile operating system, developed by Symbian
Ltd, in 1998.
� Initially not open source
� It is a mobile operating system (OS) and designed for
Smartphone’s
� It runs exclusively on ARM processors.
� In June 2008, Nokia announced the acquisition of Symbian Ltd.
� Symbian was absorbed by Accenture, which is supposed to
maintain it until 2016.
� It was the most popular smartphone OS across the world till the end
of 2010, untill Android and iphone emerged, although in some
developing nations, Symbian is still the biggest.
� The current form of Symbian is an open-source platform
developed by Symbian Foundation in 2009.
� Symbian OS is programmed in C++.
19

20. 20
Licensees of Symbian's operating system were

21. WINDOW MOBILE
� Nokia abandoned the Symbian
OS in favor of Windows Phone
OS for its mobile devices,
shipping its last Symbian handset
in 2013
� Windows is developed by
Microsoft
� The most dominant Operating
system for Smart Phones in
earlier time.
� In 2011 Windows holds only 5%
share of the World Wide Smart
Phone market
21

22. ANDROID
22
� Android initially founded in October 2003
� Acquired by Google in August 2005
� It was Google which developed and marketed the
platform to handset makers
� Android tested its beta version first and released the
first version 1.0 for HTC G1 phone in Sep 2008
� Android is an open source operating system which
allows developers to access unlocked hardware and
develop new programs as they wish.
� Android is currently the fastest growing smartphone
operating system in the market.
� The Android Market, which is the Android equivalent of
the Apple App Store is home to more than 370,000
apps, many of which are completely free

23. Android Versions - Latest Android 10.0

24. IOS
security
� It has been developed by Apple for its Smart Phone Brand IPHONE
� It has grown to be the most popular and powerful operating system
� Many apple devices such as iPhone, iPad and iPod are powered by this
OS.
� The Apple iOS is not allowed to be used in third party systems, so we will
only be able to use it on products made by Apple.
� It comes with the Safari web browser for internet use, an iPod application
for playing music and Apple's Mail for managing memos.
� According to apple according to some
researchers iOS is packed with tons
OS security features.
� Apple holds a share of about 26% in the
Smart phone arena
� Its latest version is IOS 13 launched in
2019
24

25. BLACKBERRY OS
� Developed by Research In Motion(RIM) for
Black Berry Phones
� This OS is used only for the Black Berry mobiles
� It has got limited number of applications being
developed on its own platform
25

26. PALM WEB OS
26

27. � Palm OS is an embedded operating system designed for ease of use
with a touchscreen-based graphical user interface.
� It has been implemented on a wide variety of mobile devices such
as smart phones, GPS devices.
� It is run on ARM architecture-based processors. It is designed as a
32-bit architecture.
27

28. CONCLUSION- MARKET
Android has became very
popular these days as being an
open source OS and an open
market for apps
Apple iOS and Android are
being the most competitive
Smart phones wares in
present scenario
The same effect had already
show in Q1 of 2011 and the net
profits of Symbian, Black Berry
had fallen so drastically
28

29. FIREFOX OS
� Firefox OS is a Linux-based open source
operating system for smartphones and tablet
computers being developed by Mozilla.
� Programmed in
and CSS.
� Released 2013
HTML5, C++, JavaScript
� Firefox have also announced
that LGElectronics, ZTE, Huawei and
TC
L
Corporation have
committed
to
ma
king
Firefox OS devices
� Mozilla with Firefox OS announces the end of this
OS in 2016.
. 29

30. UBUNTU TOUCH
� Ubuntu Touch
OS by Canonical
Ltd.
developed
� release handsets
� Ubuntu Touch devices can be equipped
with a full Ubuntu session and may
change into a full desktop operating
system when plugged into a docking
station.
30

31. TIZEN OS
� Tizen is an operating system for devices
including smartphones, tablets, in-vehicle
infotainment (IVI) devices, and smart TVs.
� It is an open source system that aims to offer a
consistent user experience across devices.
� The Tizen project resides within the Linux
Foundation and is governed by a Technical
Steering Group (TSG) composed of Intel and
Samsung.
� Tizen provides an environment for application
developers based on the JavaScript libraries
JQuery and JQuery Mobile.