 A cell phone operating system controls the cell phone.  It provides a platform to handle and use each and every application of a cell phone.  It determines which 3 rd party application can be used on device  A cell phone operating system controls the cell phone.  It provides a platform to handle and use each and every application of a cell phone.  It determines which 3 rd party application can be used on device

SYMBIAN OS RIM BLACKBERRY ANDROID OS Apple iOS Windows mobile Others – Palm, Bada,Maemo, Limo SYMBIAN OS RIM BLACKBERRY ANDROID OS Apple iOS Windows mobile Others – Palm, Bada,Maemo, Limo

 Symbian is the most popular mobile OS.  It is an open source O.S  It is designed by NOKIA.  It is available to the user at “symbian.nokia.com”.  Symbian is the most popular mobile OS.  It is an open source O.S  It is designed by NOKIA.  It is available to the user at “symbian.nokia.com”.

 It is designed in C++.  It belongs to the EMBEDDED OPERATING SYSTEM family.  It targets to the SMARTPHONES.  Nokia, Samsung, Sony Ericson, Sharp etc. use this OS in their handsets.  It is designed in C++.  It belongs to the EMBEDDED OPERATING SYSTEM family.  It targets to the SMARTPHONES.  Nokia, Samsung, Sony Ericson, Sharp etc. use this OS in their handsets.

Till now four versions of SYMBIAN OS have been launched. Symbian^1 - used in Nokia 5800, 5233, Samsung i8910 Omnia HD etc. Symbian^2. Symbian^3/Symbian^4 – used in Nokia Nseries, Eseries and C series etc. Till now four versions of SYMBIAN OS have been launched. Symbian^1 - used in Nokia 5800, 5233, Samsung i8910 Omnia HD etc. Symbian^2. Symbian^3/Symbian^4 – used in Nokia Nseries, Eseries and C series etc.

AN INSTANCE OF SYMBIAN OPERATING SYSTEM

 ANDROID is one of the leading operating systems.  It was lauched in  It is a free and open source operating system.  It is developed by GOOGLE.  It is available at “android.com”.  ANDROID is one of the leading operating systems.  It was lauched in  It is a free and open source operating system.  It is developed by GOOGLE.  It is available at “android.com”.

 It is programmed in C(core), C++, JAVA.  It has a LINUX derived platform.  It uses the open source WEBKIT layout engine, coupled with V8 JavaScript engine.  It provides connectivity technologies as GSM, WiFi, Bluetooth.  It supports following media platforms – WebM, H.263, MPEG, MP3, MIDI,JPEG,PNG,GIF, BMP.  It is programmed in C(core), C++, JAVA.  It has a LINUX derived platform.  It uses the open source WEBKIT layout engine, coupled with V8 JavaScript engine.  It provides connectivity technologies as GSM, WiFi, Bluetooth.  It supports following media platforms – WebM, H.263, MPEG, MP3, MIDI,JPEG,PNG,GIF, BMP.

There are many versions of ANDROID OS available. These are ANDROID 1.0,1.5,1.6,2.0,2.1,2.2,2.3,3.0. All are nicknamed after desserts as Cupcake(1.5), Eclair(2.0/2.1) Frozen Yoghurt(2.2),Gingerbread(2.3), Honeycomb(3.0), Ice cream sandwich.

It is been used in various cell phones as HTC. Its application could be noticed in graphic tablets. The upcoming MOTOROLA XOOM tablet will operate on the HONEYCOMB(3.0). Other devices operating with ANDROID are HTC HERO, HTC ERIS, NEXUS ONE, MOTOROLA MILESTONE, SONY ERICSON XPERIA, SAMSUNG GALAXY. It is been used in various cell phones as HTC. Its application could be noticed in graphic tablets. The upcoming MOTOROLA XOOM tablet will operate on the HONEYCOMB(3.0). Other devices operating with ANDROID are HTC HERO, HTC ERIS, NEXUS ONE, MOTOROLA MILESTONE, SONY ERICSON XPERIA, SAMSUNG GALAXY.

It does not video calling at the main stream. The graphic support is comparatively improper. Being an open source platform, android devices are more risked of hacking. It does not video calling at the main stream. The graphic support is comparatively improper. Being an open source platform, android devices are more risked of hacking.

 RIM stands for Research In Motion which designed the BLACKBERRY OS.  It was officially launched in  It focuses on easy operation for business.  The OS was launched with QWERTY keypad devices which reduced the thumbing.  It is not an open source software to be downloaded for free.  RIM stands for Research In Motion which designed the BLACKBERRY OS.  It was officially launched in  It focuses on easy operation for business.  The OS was launched with QWERTY keypad devices which reduced the thumbing.  It is not an open source software to be downloaded for free.

 It is a multitasking operating system.  It is designed to enable input through track ball, track wheel, track pads.  It proves best for internet services, mail sending and receiving is quiet easier with a blackberry.  It works as a personal digital assistant to the user.  It is a multitasking operating system.  It is designed to enable input through track ball, track wheel, track pads.  It proves best for internet services, mail sending and receiving is quiet easier with a blackberry.  It works as a personal digital assistant to the user.

 The os provides a wireless synchronization and exchange s, calendars, notes and contacts.  Before adding any application the OS checks its digital signature. The signing procedure guarantees the authorship of application so the security level is quiet high.  The os provides a wireless synchronization and exchange s, calendars, notes and contacts.  Before adding any application the OS checks its digital signature. The signing procedure guarantees the authorship of application so the security level is quiet high.

A BLACKBERRY OS BASED PHONE

No support without Blackberry internet account service. Mediocore camera. No FM radio. Unstable web browser when surfing via WiFi. No video call camera. No support without Blackberry internet account service. Mediocore camera. No FM radio. Unstable web browser when surfing via WiFi. No video call camera.

 Commonly known as Apple iOS.  It was initially released in 2007 in the form of iPHONE ‘s initial version.  Derived from Mac OS X.  It is used in iPHONE, iPOD, Apple TV.  Official website is “apple.com\ios”.  Commonly known as Apple iOS.  It was initially released in 2007 in the form of iPHONE ‘s initial version.  Derived from Mac OS X.  It is used in iPHONE, iPOD, Apple TV.  Official website is “apple.com\ios”.

 UI of iOS is based on Direct Manipulation, using multi touch gestures.  Interface could be using switch, sliders, and buttons.  Unix like OS.  Programming language used is C, C++, Objective.  UI of iOS is based on Direct Manipulation, using multi touch gestures.  Interface could be using switch, sliders, and buttons.  Unix like OS.  Programming language used is C, C++, Objective.

 Web browser used is safari.  Facetime is used for video calling.  Clock includes world clock, stop watch, alarm clock and timer.  Game Centre is used for multi player gaming.  App Store is provided for purchsing and trying new applications.  Web browser used is safari.  Facetime is used for video calling.  Clock includes world clock, stop watch, alarm clock and timer.  Game Centre is used for multi player gaming.  App Store is provided for purchsing and trying new applications.

HOME SCREEN OF iPHONE

In Gmail, all the similar topics are arranged together and show through the session way. iOS tried to do that, but the actual result is not satisfactory. It lacks adjustable graphic equalizer, and better support to create play lists. Unlock way is complicated. Mail does not support the attachment directly. In Gmail, all the similar topics are arranged together and show through the session way. iOS tried to do that, but the actual result is not satisfactory. It lacks adjustable graphic equalizer, and better support to create play lists. Unlock way is complicated. Mail does not support the attachment directly.

 Windows mobile is developed by MICROSOFT to target smart phones and mobile devices.  It was initially launched in  Windows is its latest stable version available.  It is programmed in C++.  It official website is “Windows mobile”.  Windows mobile is developed by MICROSOFT to target smart phones and mobile devices.  It was initially launched in  Windows is its latest stable version available.  It is programmed in C++.  It official website is “Windows mobile”.

 Screen shows the current date, owner information, upcoming appointments, messages and tasks.  Office Mobile a suite of Mobile versions of Microsoft Office applications.  The web browser is Internet Explorer Mobile.  Internet connection sharing facility is provided.  Screen shows the current date, owner information, upcoming appointments, messages and tasks.  Office Mobile a suite of Mobile versions of Microsoft Office applications.  The web browser is Internet Explorer Mobile.  Internet connection sharing facility is provided.

AN INSTANCE OF HOME SCREEN FOR WINDOW MOBILE AN INSTANCE OF HOME SCREEN FOR WINDOW MOBILE

User interface is not optimized for touch inputs through fingers but stylus only. It does not support both physical keypad and touch screen configuration. User cannot directly upgrade his software version through internet. Instead plug-in are available still it does not allow the viewing of unknown file format. User interface is not optimized for touch inputs through fingers but stylus only. It does not support both physical keypad and touch screen configuration. User cannot directly upgrade his software version through internet. Instead plug-in are available still it does not allow the viewing of unknown file format.

SHARE OF OPERATING SYSTEMS IN THE CURRENT SMART PHONE MARKETS

Sn o FEATURE AND OS TYPE iOS Android Windows mobile Blackberr y Symbian 1CompanyApple GoogleMicrosoftRIMSymbian 2Programmed inC, C++, Objective C C, C++, Java C++JavaC++ 3Non English Language YesLimitedYes 4Phone number linking to Dialer YesNoYes 5TetheringBluetooth, USB, Personal hotspot Mobile WiFi, USB, Hotspot, Bluetooth USB, Bluetooth, WiFi, Hotspot (via 3 rd party software) Mobile WiFi, USB, Hotspot, Bluetooth USB, Bluetooth, WiFi, Hotspot (via 3 rd party software)

SNOFEATURE AND OS iOSAndroidWindows Mobile Blackberr y Symbian 6Text document support Ms office, pdf,image,text,rtf Ms office mobile, PDF Ms office, PDF Ms office mobile, PDF 7Bluetooth keyboard YesNoYes 8Facebook chatYes NoYes 9Video conference and front view camera Yes NoYesyes 10Image sharing via Bluetooth with all mobiles NoYesNoYes