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Sensor evaluation

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Title: magnetic resonance imaging Author: LION HEART Last modified by: LION HEART Created Date: 8/16/2006 12:00:00 AM Document presentation format – PowerPoint PPT presentation

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Title: Sensor evaluation


1
Sensor evaluation
  • Created
  • By group 4

2
Table of contents
  • 1- what is the meaning of sensor evaluation??
  • 2- how to evaluate the sensor??
  • SizeSensitivityRobustness--Standardization--S
    tability-Reliability--Frequency Response
    Dynamic Range--Economic Considerations--Safety
    Issues--Quality Control QA--Safety Issues
  • 3- life application ((baby incubator))

3
what is the meaning of sensor evaluation??
  • Is it will be work rightly in these condition??
  • How is it work ??
  • What are the specification of this sensor ??
  • Is it will be suitable ??
  • Simplygtgtgt
  • It is the important and only way to know and to
    select the the suitable sensor in suitableplace.

4
how to evaluate the sensor??
  • Reliability.. Is it will be load these conditions
  • Threshold voltage....thermal stress... ESD
    sensitivity...

5
how to evaluate the sensor??
  • Frequency Response... How is the shape of
    response for the input and what is signal output
    shapegtgtgtdamped- under damping linear-over
    damping

6
how to evaluate the sensor??
  • Dynamic Range...
  • what is range we need to apply in it??in the
    sensing of the human organs or more or downHuman
    Hearing Range Frequency is measured in terms of
    oscillations of these bones, per second. The unit
    of frequency is hertz. Typically, 1 Hz 1
    cycle/second
  • 20 Hz to 20 kHz (20,000 Hz)

7
how to evaluate the sensor??
  • Power ConsumptionActive implantable devices
    gtgtBattery-operatedgtgtself dependant from sun
    energy

8
how to evaluate the sensor??
  • SizeMiniaturization is becoming a trend in
    sensor design, especially in biomedical
    applicationsscopes with different pore sizes of
    5 µm, 20 µm, and 30 µm was applied and the
    effects of humidity on sensor
  • Sensitivity..Stability.. Robustness..
  • the slope of output to input. The higher the
    slope, the more sensitive is the sensor How it
    can be far from the different divisions the
    degree to which a system or component can
    function correctly in the presence of invalid
    inputs or stressful environment conditions
  • QC QAEase of maintenance and calibration in
    line production
  • Economic Considerations

9
Safety issue
Fluid Property Sensors Force Sensors Humidity
Sensors Photo Optic Sensors Piezo Film
Sensors Position Sensors Pressure
Sensors Temperature Sensors Torque
Sensors Traffic Sensors Vibration Sensors
Range Skin control 34 to 38 CResolution 0.1
CAccuracy  0.2 C
10
THANK YOU FOR LISTENING ?
Special thanks for my team work
11
Any Question ??!!!
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