JP2004187300A5 - - Google Patents

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Publication number
JP2004187300A5
JP2004187300A5 JP2003404963A JP2003404963A JP2004187300A5 JP 2004187300 A5 JP2004187300 A5 JP 2004187300A5 JP 2003404963 A JP2003404963 A JP 2003404963A JP 2003404963 A JP2003404963 A JP 2003404963A JP 2004187300 A5 JP2004187300 A5 JP 2004187300A5
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JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2003404963A
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JP2004187300A (ja
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Publication date
Priority claimed from US10/309,395 external-priority patent/US20040105550A1/en
Priority claimed from US10/643,140 external-priority patent/US8139797B2/en
Application filed filed Critical
Publication of JP2004187300A publication Critical patent/JP2004187300A/ja
Publication of JP2004187300A5 publication Critical patent/JP2004187300A5/ja
Pending legal-status Critical Current

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JP2003404963A 2002-12-03 2003-12-03 指向性電気音響変換 Pending JP2004187300A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/309,395 US20040105550A1 (en) 2002-12-03 2002-12-03 Directional electroacoustical transducing
US10/643,140 US8139797B2 (en) 2002-12-03 2003-08-18 Directional electroacoustical transducing

Publications (2)

Publication Number Publication Date
JP2004187300A JP2004187300A (ja) 2004-07-02
JP2004187300A5 true JP2004187300A5 (ja) 2007-01-25

Family

ID=32314401

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003404963A Pending JP2004187300A (ja) 2002-12-03 2003-12-03 指向性電気音響変換

Country Status (4)

Country Link
US (2) US8139797B2 (ja)
EP (1) EP1427253A3 (ja)
JP (1) JP2004187300A (ja)
CN (1) CN1509118B (ja)

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