Hearing is one of the five human senses. Hearing | Sight | Smell | Taste | Touch.
Hearing touch 1
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21-Oct-2014 -
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Transcript of Hearing touch 1
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WEB DESIGNMater of Arts in Communication Design
Hearing & Touch
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WEB DESIGN NABA 2014 Roberto DADDA 2 Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA 3
Hearing
Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA 4 Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA
Sound• Pitch
• Pitch is a perceptual property that allows the ordering of sounds on a frequency-related scale
• Intensity• Sound intensity or acoustic intensity (I) is defined as the sound power Pac per unit area A.
• Tone color• is the quality of a musical note or sound or tone that distinguishes different types of sound
production
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WEB DESIGN NABA 2014 Roberto DADDA 6
Sound is energy
Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA 7
Human hearing
• From 16-20 Hz to 16 KHz• More sensibile in the center• Feels frequency differences of 1.5 Hz (less at hight frequences)• Feels position of source (stereo)• Feels familiar sounds modifications (cold effect)• Uses filters (cocktail party effect)
Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA 8 Headings & touch
Treshold of pain
Audible area
Music
Audibility treshold
Talked
Frequency Hz
Soun
d pr
essu
re d
B
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WEB DESIGN NABA 2014 Roberto DADDA 9 Headings & touch
Treshold of pain
Audible area
Music
Audibility treshold
Talked
Frequency Hz
Soun
d pr
essu
re d
B
Firearm
Conversation
Rock concert
Mower
Watch tic-tac
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WEB DESIGN NABA 2014 Roberto DADDA
An earcon is a brief, distinctive sound used to represent a specific event or convey other information.
Headings & touch 10
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WEB DESIGN NABA 2014 Roberto DADDAHeadings & touch 11
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WEB DESIGN NABA 2014 Roberto DADDA
A good website asks before speaking
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WEB DESIGN NABA 2014 Roberto DADDA 14
Touch
Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA 15
Touch
Headings & touch
Nervs endings types
Dolor Pressure Warm Cold
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WEB DESIGN NABA 2014 Roberto DADDA 16
With touch we feeel very complex informations like wet/dry, velvety/rough…
Headings & touch
Mar
ia T
ecla
Art
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onte
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May
6, 1
952)
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WEB DESIGN NABA 2014 Roberto DADDA 17 Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA 18
Motor homunculus
Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA 19
Senses homunculus
Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA 20
Haptics is any form of nonverbal communication involving touch
Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA 21
Logitech iFeel
Headings & touch
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WEB DESIGN NABA 2014 Roberto DADDA 22 Headings & touch
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Roberto Dadda
[email protected]+39 338 775 22 03Twitter, facebook, linkedin: robertodadda