1. A navigation system for pedestrians

2. Situation

3. He doesn't know anything about all the varieties of: • shops, restaurants, sport events, museums, movie theaters, hospitals • Nor does he know a convenient way to get to these destinations This basic assumption is verified by a current study, which characterizes the typical visitors of inter-national sports events!! Source: Rheinpfalz vom 16.09.04 A visitor who doesn't know whereabouts in the visited city Where can I buy a pair of shoes in this city?

4. ConventionalSolutions

5. He can inform himself in advance…

6. Problem:Language barriers Problem:Person who was asked may not know the answer ... or he can ask the locals

7. OurIdea

8. Concepthierarchies One-Stop access to heterogeneous information sources Calculate the shortest path Navigation-structures CentralKnowledge base City map /geocoordinates /road topology Corporate directory /adresses & phone numbers Uniform Access to various information sources is grounded on formal description and intelligent indexing by means of ordinary commercial cellular phone products

9. Welcome to KL! Please input the location (Street name and Building number): ___________________ After choice of the desired language for the dialogues the user is requested to indicate his position ... the user interface will look like this: Steinstrasse 18

10. After input of the current position the system presents a hierarchically structured menu The menu permits a branching out to the categories on highest level as well as to the variable deep subcategories ... the user interface will look like this: What are you looking for? Category: retailer-------------------------------------------------------------------------------------------- department stores clothing / accessories books / journals entertainment electronics furniture / household watches / jewelry arts / antiques ESC OK restaurant retailer cinema / theatre / cabaret museum / exhibition public transport / travel sport / recreation doctor / dentist / hospitals credit institution / ATM clothing / accessories retailer

11. If the user selects one of the explained categories, then the system branches out to the appropriate subcategory and indicates the options contained in it ... the user interface will look like this: Category: clothing/access.--------------------------------------------------------------------------------------------- women‘s clothing men‘s clothing women‘s accessories men‘s accessories shoes infants and toddlers ESC OK shoes

12. The user selects an abstract goal and/or a category (e.g., shoe stores), by clicking on the "OK"-button ... the user interface will look like this: Category: shoes--------------------------------------------------------------------------------------------- Cala, italien shoes (140 m) Roland shoes (210 m) Deichmann shoes (330 m) Salamander shoes (370 m) Marke shoes (1,1 km) Reno shoes (2,4 km) ESC OK OK

13. Thereupon a map image with the nearest targetpoints is displayed This map image points out the current position to enable the most comfortable orientation ... the user interface will look like this:

14. If a concrete goal is selected, the route can also be indicated in the map ... the user interface will look like this: Category: shoes-------------------------------------------------------------------------------------------- Cala, italien shoes (140 m) Roland shoes (210 m) Deichmann shoes (330 m) Salamander shoes (370 m) Marke shoes (1,1 km) Reno shoes (2,4 km) ESC OK Salamander shoes (370 m)

15. ... the user interface will look like this: If a specific goal is selected, the route in the map can also be indicated

16. Additionally, the system provides a textual description of the way for the user ... the user interface will look like this: Target: Salamander shoes-------------------------------------------------------------------------------------------- Move to the west (decreasing street numbers) up to the next pedestrians traffic light Zurück Weiter

17. No preparation for visiting the city is necessary Users can select purposefully from the complete spectrum of city's facilities. Categories are (amongst others): Restaurant, hotel, sports facilities, public means of transport/station, physicians/hospitals, retail businesses, leisure centers, museums, cinema, theatre... No compromises concerning the locations in the visual range.Selection alone over the individual preferences. The system offers supportwith the selection of the goal as well as with navigation to the goal A standard mobile phone (without GPS!) is used as terminal device The description of routes takes place both in textual form and via a map cutout with drawn-in route. The user can select the form of the presentation. The end-user can benefit from special marketing actions offered by certain enterprises (discount, free beverage ...) Advantages for end-users

18. Improvement of the image of the according city • Business cases for local enterprises: • By the purposeful inflow of the consumers their acceptance of the offered goods/services and concomitantly the consumer acceptance is higher; higher conversions are possible • The disadvantages of store locations off the main footpaths can be compensated for • The platform can be used for further marketing purposes (e.g., reservation call number, announcement of free hotel beds, special campaigns) Benefit for the participating enterprises