公开(公告)号：CA2667861A1

公开(公告)日：2008-05-22

申请号：CA2667861

申请日：2007-11-12

Applicant: TOA CORP

Inventor： TEZUKA SEIICHI ,  YOSHIOKA TSUTOMU

IPC: H04R1/32 ,  H04R1/24 ,  H04R1/30

Abstract: A speaker system with a woofer and tweeters as a whole disposed in a subs tantially coaxial relationship is provided to make an acoustic wave radiated from the woofer less interfere with an acoustic wave radiated from the twee ter in at least one direction and to make an acoustic pressure-frequency cha racteristic easily stable. A speaker system (1) is comprised of a woofer (2) and not less than three tweeters (3), wherein the tweeters (3) are disposed in an arc-like form in front of the woofer (2).

公开(公告)号：EP2096880A4

公开(公告)日：2011-05-04

申请号：EP07831673

申请日：2007-11-12

Applicant: TOA CORP

Inventor： TEZUKA SEIICHI ,  YOSHIOKA TSUTOMU

IPC: H04R1/24 ,  H04R1/40

CPC classification number: H04R1/24 ,  H04R1/403