SURPRISE: - PowerPoint PPT Presentation

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Title:

SURPRISE:

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... USE PEN AND PAPER!! SOLUTION: SMART ERASER. DESIGN: Eraser material ... The pressure exercised on the eraser can be used to push them back. Battery watch ? ... – PowerPoint PPT presentation

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Title: SURPRISE:


1
(No Transcript)
2
SURPRISE
  • PEOPLE STILL USE PEN AND PAPER!!

3
SOLUTION
SMART ERASER
4
DESIGN
  • Eraser material
  • 3 States
  • OFF
  • READ
  • WRITE
  • Simple and attractive

5
COMPONENTS
  • Mini camera
  • - diodes
  • Chip
  • - memory buffer
  • - software
  • Small printer
  • - pins / ink jets

6
POWER CONSIDERATIONS
  • Only needed to set the pins for the next image.
  • The pressure exercised on the eraser can be used
    to push them back.
  • Battery watch ??

7
PERFORMANCE
  • Data resolution 200 dots/inch
  • Sampling rate 200 ?/sec
  • Duty cycle 0.5
  • Memory depends on the amount of information we
    want be able to store from one line to whole
    day work up to 2MB.

8
Pricekeep as low as possible
  • Camera 1.50
  • Chip 0.25
  • Printer 1.50

9
Subject testing
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