hearing touch 1
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Hearing and touch elements for web designersTRANSCRIPT
WEB DESIGNMater of Arts in Communication Design
Hearing & Touch
WEB DESIGN NABA 2014 Roberto DADDA 2 Headings & touch
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Hearing
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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Sound is energy
Headings & touch
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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)
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Treshold of pain
Audible area
Music
Audibility treshold
Talked
Frequency Hz
Soun
d pr
essu
re d
B
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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
WEB DESIGN NABA 2014 Roberto DADDA
An earcon is a brief, distinctive sound used to represent a specific event or convey other information.
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WEB DESIGN NABA 2014 Roberto DADDA
A good website asks before speaking
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Touch
Headings & touch
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Touch
Headings & touch
Nervs endings types
Dolor Pressure Warm Cold
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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
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Motor homunculus
Headings & touch
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Senses homunculus
Headings & touch
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Haptics is any form of nonverbal communication involving touch
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Logitech iFeel
Headings & touch
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Roberto Dadda
[email protected]+39 338 775 22 03Twitter, facebook, linkedin: robertodadda