Mayank Kumar BluXone : http://www.bluxone.com Email : [email_address] Blog : http://www.kvmayank.info Mobile Development Environments

Concept to Product Nature of Solution Add-on / Stand-alone Nature of Software Computational UI Workflow Requires system resources?

Nature of Solution

Add-on / Stand-alone

Nature of Software

Computational

UI Workflow

Requires system resources?

Platforms Native Platforms Symbian Windows Mobile Linux Run Time Environments J2ME BREW Flash Lite

Native Platforms

Symbian

Windows Mobile

Linux

Run Time Environments

J2ME

BREW

Flash Lite

Symbian : Overview Descendant of Psion's EPOC Runs exclusively on ARM processors Emphasis on conserving memory, using programming idioms such as descriptors and a cleanup stack User interface platforms : UIQ, Series 60, Series 80 and Series 90 EKA2 : Single-core phone

Descendant of Psion's EPOC

Runs exclusively on ARM processors

Emphasis on conserving memory, using programming idioms such as descriptors and a cleanup stack

User interface platforms : UIQ, Series 60, Series 80 and Series 90

EKA2 : Single-core phone

Symbian Advantages Better access to system resources Generates compiled machine code : better performance Disadvantages Big learning curve Lack of good development tools Compatibility breaks across versions

Advantages

Better access to system resources

Generates compiled machine code : better performance

Disadvantages

Big learning curve

Lack of good development tools

Compatibility breaks across versions

Windows Mobile Pocket PC/Smartphone Advantages Similar to Desktop Windows Development Produces compiled machine code Full access to system resources Availability of good debugging/development tools Disadvantages Smaller penetration compared to Symbian

Pocket PC/Smartphone

Advantages

Similar to Desktop Windows Development

Produces compiled machine code

Full access to system resources

Availability of good debugging/development tools

Disadvantages

Smaller penetration compared to Symbian

J2ME Java API Collection for software development for resource-constrained devices Sun only provides a reference implementation Vendor-supplied JVM on the device Java ME devices implement a profile : MIDP CLDC : Strict subset of the Java class libraries, minimal needed for a JVM to operate Advantages No learning curve for Java Developers, Portability Disadvantages Java Run Time, JSR Standardization

Java API Collection for software development for resource-constrained devices

Sun only provides a reference implementation

Vendor-supplied JVM on the device

Java ME devices implement a profile : MIDP

CLDC : Strict subset of the Java class libraries, minimal needed for a JVM to operate

Advantages

No learning curve for Java Developers, Portability

Disadvantages

Java Run Time, JSR Standardization

Binary Runtime Environment for Wireless Application development platform by Qualcomm Must be digitally signed Advantages More standard API than the J2ME API Generates compiled code Disadvantages High Entry Barrier BREW code can never be compressed, J2ME compressed by default

Application development platform by Qualcomm

Must be digitally signed

Advantages

More standard API than the J2ME API

Generates compiled code

Disadvantages

High Entry Barrier

BREW code can never be compressed, J2ME compressed by default

Embedded Linux Linux scaled down for resource constrained devices Advantages Open source Small footprint (around 2MB for a minimal installation) No royalty costs Mature and stable (over ten years of age and used in many devices) Well supported Disadvantages Loads of flavors

Linux scaled down for resource constrained devices

Advantages

Open source

Small footprint (around 2MB for a minimal installation)

No royalty costs

Mature and stable (over ten years of age and used in many devices)

Well supported

Disadvantages

Loads of flavors

Flash Lite Flash technology specifically developed for Mobile devices Advantages Very rich user interface capabilities Mature flash authoring environment Disadvantages UI centric approach Limited access to system resources No free tools available for authoring

Flash technology specifically developed for Mobile devices

Advantages

Very rich user interface capabilities

Mature flash authoring environment

Disadvantages

UI centric approach

Limited access to system resources

No free tools available for authoring

Analysis

Share favourite songs, videos, pictures and ring tones with others Create personal profiles for others to view- share your likes, dislikes, thoughts, actions, emotions View profiles of others around you and chat with them Make announcements - all users in your range will get to know what you have to say Free to download and free to use!! Visit : http:// www.bluxone.com BluXone is a networking application over Bluetooth for Series 60 based Mobile Phones. With BluXone, you may now use your mobile phone to:

Share favourite songs, videos, pictures and ring tones with others

Create personal profiles for others to view- share your likes, dislikes, thoughts, actions, emotions

View profiles of others around you and chat with them

Make announcements - all users in your range will get to know what you have to say

Free to download and free to use!!

Visit : http:// www.bluxone.com