Main Functions Required E: convenient (to bring with); but not convenient to write on or record P: convenient (to write ) ; but not convenient to bring with
Main Functions Required Usability Easy to bring with Easy to record (with a pen or something that is quite easy to bring with or even don`t use the pen) Function Daily schedule reminders Trivial matters in life and work Phone number Manage of the information Remind
Concept 1 Recording device Uses voice as input Can record and playback information Fast and easy to use Attaches to anything
Concept 2 Writing device Attaches to finger Extends and retracts Simple to use
Concept 3 Writing surface Attaches to wrist Extends and retracts Simple to use Paper attaches to surface
Concept 4 Wearable like a fashion wristband various color selections Roll-able changing lines Paper part is replaceable. Paper part is able to peel out.
Final Product Solved product idea problem users could not know when it would be useful Much like a fashion item users can wear naturally various color Roll-able users can write down even long sentences Price range is very low
Product Architecture Functional structure.
Product Architecture Product structure.
Further work Requirements analysis Prototype design Evaluation