Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Driven diverse static structure
Reexamination Certificate
2006-06-20
2010-06-29
Ensey, Brian (Department: 2614)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Driven diverse static structure
C381S077000
Reexamination Certificate
active
07747029
ABSTRACT:
A sound reproduction screen includes: at least one cell including a vibrator which receives and is vibrated by an ultrasonic signal carrying an audible signal, and a medium which has nonlinear response characteristics with respect to a vibration of the vibrator; and a screen containing the at least one cell which is distributed in a matrix structure, wherein the vibrator of the cell includes an elastic body that is vibrated by the ultrasonic signal and reflects the audible signal separated from the ultrasonic signal according to the nonlinear response characteristics of the medium, and an asymmetrical body that is connected with the elastic body and vibrates in the medium.
REFERENCES:
patent: 11-098592 (1999-04-01), None
patent: 20-0168498 (1999-11-01), None
Kim Jun Tai
Kim Jung Ho
Rudenko Oleg V.
Shanin Andrey V.
Ensey Brian
Samsung Electronics Co,. Ltd.
Sughrue & Mion, PLLC
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