In case of a conventional speaker. Sound is changed
into electric signal and supplied to voice coil. It
vibrate diaphragm hence vibrate air to reproduce sound.
But the conventional speakers occupied much space
and hand to keep fixed form like a shape or an oval
in order to reproduce good sound with the help of
resonance. Also there are many ceramic parts in conventional
speaker and there are several steps containing high
temperature process to form ceramic parts.
Manufa cturing process of a film speaker is very simple
and it has diverse functions, which a conventional
speaker does not have.
Comparison
analysis with the conventional speaker
Classification
Film-Speaker
Conventional
Speaker
External
Quality
Thinlikea paper. (0.5-50mm)
Transparent like a glass
Light like a vinyl.
No size limit.
Printable. (color printing)
Various forms. (Variety of designs)
Can roll up and out with diverse forms.
Diverse sound qualities according to a shape.
Sound spreading of 360¨¬. Excellence
Microphone function
Best Quality of high freguency region compared
with a conventional speaker. - Extermination
function of a harmful insect.
Wide apolication fields. - Lighting, interior,
stationery, military (a sonar detector of
the navy), and so on
Semi-permanent durability
Combination of speakers suitable for diverse
sound qualities.
60¨¬ - 120¨¬
It must attach a miorophone.
It must attach a tweeter for high frequency
region.
It is impossible for application with all
sorts of fields.
The durability is 3-4years incase of high
tone quality.
Production
Technology - intensive form.
Simple production facilities and small personnel.
Labor-intensive form.
Complicated production facilities, and many
personnel.
Price
The production cost of unltls below 40 peroent
against a conventional speaker
Technology
applying the world Patent on 2004
Monopolisticproduct of the world
Patent on 1900¡¯s
Generalized.
Copyright ¨Ï 2004 miraeplasma. All rights reserved.
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Thinlikea paper. (0.5-50mm)