UWE Touch-screen kiosk

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Technology

Output

Colloborated screen

clear and fast output when the user put the tabs

User input

1 touch system

prevent the user put 2 or 3 buttons in the same time.it requires more memory in the system->cost more money

Buttons with the related function should be grouped near the others

Common buttons should be easy to find and use

have a fast CPU

load the system from the previous screen to the next screen faster

have the sensitive touch screen

user do not take a heavy push into the screen

have the sound feed back when the system receives the touching

People

Usage

user can keep track where are they and what they do via the helping fuction of the system

easy to learn without the instruction book.

pshychological

Cognitive usability

have the hep function to help user understand the meaning of each tabs

Use simple and understandable noun phase or verb phase in each tabs

Have the fuction to bring user into the main screen when they get lost(home fuction)

Have the description pictures in each tab->users can guess what is going on in the next screen

Confirm the decision of user in the important or big task in the system.

have the undo/go back function for user can go back and check the information in the previous screen

have the instruction function for each tab when click the icon "?"

Physical

Size of hand/fingers

have a thick crystal on the screen the stand with the strong finger touch force

the tab have to be big so with the big hand or small hand can touch its easily

Disabilities

seat in the wheel chair

the screen must not be too high

Auditory

Volume adjustment

Have a picture in each main tab for user realize what is in the tab an

Visual

The system have the specific sound instruction function.

Main topic

Context

Organisational content

easy to clean

Social Enviroment

keep the machine stay away the area with lots of vechile in order to make a quite enviroment and avoid the accident for users

The Volume is kept in balance in order not to disturbe other people in near area

Physical Enviroment

in the university yard

The cover metal should be easy to clean

The design metal can stand with different kinds of weather such as rain,snow or sun shine

Have a shade to protect user and the machine from snow and rain or heavy sunlight.

inside the university building

the cover metal should be easy to clean(Aluminium)

simple shape designed to easy to carry when it is nessaray to move to different places