Master

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s Thesis 2006 

FACHHOCHSCHULE

HOCHSCHULE F

U

R

LI Hui 

STUTTGART

TECHNIK

Table of Content   

        STUTTGART UNIVERSITY OF APPLIED 

SCIENCES 

Table of Content 

Acknowledgement................................................................................iii

Abstract .................................................................................................iv

Table of Content ...................................................................................vi

Table of Figures....................................................................................ix

Table of Tables .....................................................................................xi

Table of Listings ..................................................................................xii

1

Introduction....................................................................................1

1.1

Backgroud............................................................................................... 1

1.2

Problem definition ................................................................................... 2

1.2.1

Limitation of mobile devices .......................................................... 2

1.2.2

XML document parsing.................................................................. 2

1.2.3

SVGT/PNG Viewer using and designing ....................................... 2

1.2.4

User interface designing................................................................ 2

1.3

Motivation ............................................................................................... 3

1.4

Methodology ........................................................................................... 3

1.5

Thesis structure ...................................................................................... 4

2

Background....................................................................................5

2.1

Mobile application/Location based services............................................ 5

2.1.1

Location based services ................................................................ 5

2.1.2

Mobile devices............................................................................... 6

2.2

Web Map Service ................................................................................... 7

2.3

Graphic data formats ............................................................................ 11

2.3.1

Raster image formats .................................................................. 12

2.3.2

Vector image formats .................................................................. 12

2.4

Introduction of Scalable Vector Graphics Tiny (SVGT) ......................... 13

2.4.1

What is SVGT?............................................................................ 13

2.4.2

First impression of SVGT ............................................................ 13

2.4.3

Basic Capabilities of SVGT ......................................................... 15

2.4.4

SVGT Viewer............................................................................... 16

vi