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Introduction to Mobile Computing Dr. Frank McCown Harding University Spring 2010 An Overview of Mobile Devices and Developing Mobile Applications.

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Presentation on theme: "Introduction to Mobile Computing Dr. Frank McCown Harding University Spring 2010 An Overview of Mobile Devices and Developing Mobile Applications."— Presentation transcript:

1 Introduction to Mobile Computing Dr. Frank McCown Harding University Spring 2010 An Overview of Mobile Devices and Developing Mobile Applications

2 Types of Mobile Devices Handheld devices Handheld computers Personal Digital Assistants Palmtops Smartphones

3 Pocket PC Phone

4 Blackberry Storm iPhone

5 Archos 5 Internet Tablet Motorola DROID

6 Google Nexus One Retail: $530 Not tied to single provider 3.7-inch 800 x 400-pixel OLED screen No support for multitouch 512 MB of built-in flash memory Preloaded 4 GB SD card Ubiquitous voice recognition 5-megapixel camera with zoom and flash Navigation system using Google Maps and GPS

7

8 Mobile Devices – The Good Always with the user Typically GPS capable Typically have accelerometer Many apps are free or low-cost

9 Mobile Devices – The Not-So-Good Limited screen size and colors Limited battery life Limited processor speed Limited and slow network access Limited or awkward input: soft keyboard, phone keypad, touch screen, or stylus Limited web browser functionality Often inconsistent platforms across devices Warning: Blackberry thumb

10 Mobile Applications What are they? – Any application that runs on a mobile device Types – Web apps: run in a web browser HTML, JavaScript, Flash, server-side components, etc. – Native: compiled binaries for the device

11 Native App Development Environments Java ME.NET Compact Framework (C++, C#, VB.NET) for Windows Mobile Qualcomms BREW (C or C++) Symbian (C++) BlackBerry (Java) Android (Java) iPhone (Objective-C) Is having so many choices a good thing?

12 Development Environments Most platforms have an SDK that you can download and build against Every platform has an emulator that you can use to test your apps Most emulators are configurable to match a variety of mobile devices – Various screen sizes, memory limitations, etc.

13 xCode IDE & iPhone Emulator

14 Eclipse and Android Emulator


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