CxD Archive
Internet of Things Project
Internet of Things Project
  • IoT Project Background
  • IoT Project Challenge
  • IoT Project Outline
    • 1-1 Smartphone Research
    • 1-2 Smart Thermostat Research
    • 1-3 Smart Device Research
    • 1-4 Introduction to Photon Kit
    • 1-5 Build Smart Lightbulb
    • 1-6 Generate Project Ideas
    • 1-7 Build Smart Thermostat
    • 2-1 Evaluate Project Ideas
    • 2-2 Plan User Research
    • 2-3 Compile Research Data
    • 2-4 Construct Personas
    • 2-5 Construct Journey Map
    • 2-6 Define Value Proposition
    • 2-7 Define Design Requirements
    • 3-1 Generate Solution Ideas
    • 3-2 Evaluate and Refine Solution Ideas
    • 3-3 Create System Model of Solution
    • 3-4 Create Wireflow for Web App
    • 3-5 Create Storyboard for Solution
    • 3-6 Evaluate Solution Design
    • 3-7 Present Project Proposal
    • 4-1 Track Progress and Issues
    • 4-2 Build Smart Device
    • 4-3 Create Photon App
    • 4-4 Create Web App
    • 4-5 Conduct Integration Testing
    • 4-6 Create Product Demo Video
    • 4-7 Create Product Marketing Website
    • 5-1 Evaluate Smart Device and Web App
    • 5-2 Evaluate Product Marketing Website
    • 5-3 Improve Solution Based on Evaluations
    • 6-1 Create Project Poster
    • 6-2 Present Project to Public
    • 6-3 Write Personal Reflection
  • References for Wiring & Coding
    • Creating Circuits
    • Wiring Programming Language
    • Particle Cloud
    • Hello World App for Photon
    • LED Light
    • Push Button
    • Micro OLED Display
    • Humidity and Temp Sensor
    • Speaker
    • Servo Motor
    • Motion Sensor
    • Magnetic Switch
    • Potentiometer
    • Photocell
    • Moisture Sensor
    • Accelerometer
    • RFID Reader
    • Fingerprint Scanner
    • GPS Receiver
    • Camera
    • Microphone
    • Force Sensitive Resistor
    • Keypad
    • Continuous Rotation Servo Motor
  • Glossary
  • Updated Project Guidebook
  • Updated Code Guidebok
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  1. IoT Project Outline

3-2 Evaluate and Refine Solution Ideas

Previous3-1 Generate Solution IdeasNext3-3 Create System Model of Solution

Last updated 6 years ago

Your team will evaluate its set of solution ideas to select the most promising idea(s). This step is "Getting the Right Design" to solve your targeted problem.

Then your team will refine the selected idea(s) to improve the solution and make it more clear and complete. This step is "Getting the Design Right" by making your solution as good as possible.

Your team should evaluate its solution ideas by using the design criteria listed in the :

  • Useful: Would this help solve the problem?

  • Usable: Would this solution be easy for people to understand and use?

  • Feasible: Would it be possible for your team to make a prototype of this solution?

  • Innovative: Is this different from existing solutions?

If your solution idea for the smart device would require a special part that is not in your Photon kit, then determine whether it is possible to order the part – or to simulate the part. (For example, your smart thermostat prototype used a red LED and blue LED to simulate a heating and cooling system.)

If necessary, your team can browse or search the to see if the part is available to order and reasonable in cost. If browsing by category, check under Components or Sensors. Your team will be responsible for finding out how to connect and program the part.

Your team should use these criteria (as well as your team's design requirements) in order to select the most promising idea(s) for a smart device and web app that could work together to solve your problem.

It might be the case that your team doesn't have a complete solution yet. For example, your team might have a great idea for the smart device, but your current ideas for the web app don't match this device. If that's the case, it's okay – your team will think of new ideas for the web app when refining your solution.

Your team will refine your selected solution by generating additional ideas to show details of the smart device and web app. You could also show alternate versions or variations of the smart device and web app – such as different ways to build the device or different ways that the app could look or work. You will record these ideas using simple sketches and descriptions.

EXAMPLE

Here are several refined sketches for a smart lock solution. Each sketch shows a detail of the smart device or the web app.

In the next set of assignments that will follow, your team will create several project deliverables to provide even more details of your solution design:

  • System Model showing how the parts of your smart device system work together

  • Wireflow showing a sequence of screens for interacting with your web app

  • Storyboard showing a person's experience using your solution in a real context

YOUR TASK

  1. Your team should review its set of solution ideas to identify the most promising idea(s) for a smart device and web app that could work together to solve your problem. Your team should select its best idea (even if it is only a partial solution). You can select multiple ideas if you can combine them into one solution.

  2. Your team should refine its selected solution by creating 8-10 sketches to show details (and/or variations) of the solution. Be sure to include sketches for both the smart device and the web app.

  3. Your team should show and explain your refined solution sketches to another design team to gather feedback. Use the feedback to clarify and improve your team's solution.

project challenge
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