Patent Number: 7,610,991

Title: Speaker and method of outputting acoustic sound

Abstract: A speaker contains a pipe member containing opposed ends and a sounding body that is driven on the basis of an acoustic signal which is applied to the sounding body. The sounding body is arranged on the same axis as that of the pipe member. Sound wave radiated from the sounding body radiates from the opposed ends of the pipe member.

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

Assignee: Sony Corporation

International Classification: H05K 5/02 (20060101); G10K 11/22 (20060101); H04R 1/24 (20060101); H04R 1/34 (20060101); G10K 11/08 (20060101); H05K 5/00 (20060101); H04R 1/20 (20060101)

Expiration Date: 1/03/02017