Patent Number: 8,577,076

Title: Speaker device

Abstract: A speaker device includes: an acoustic diaphragm having a given shape and made of a material having physical anisotropy; and an excitation means attached to the acoustic diaphragm for exciting vibration components in consideration of a direction corresponding to the physical anisotropy.

Inventors: Ohashi; Yoshio (Kanagawa, JP), Suzuki; Nobukazu (Kanagawa, JP)

Assignee: Sony Corporation

International Classification: H04R 11/02 (20060101)

Expiration Date: 1/05/12017