Title:
エコーキャンセラ
Document Type and Number:
Japanese Patent JP4743085
Kind Code:
B2
Inventors:
Hiroki Yamaguchi
Application Number:
JP2006303193A
Publication Date:
August 10, 2011
Filing Date:
November 08, 2006
Export Citation:
Assignee:
Oki Electric Industry Co., Ltd.
International Classes:
H04B3/23; H04M1/60
Domestic Patent References:
| JP9055687A | ||||
| JP2007336364A | ||||
| JP2007503795A |
Attorney, Agent or Firm:
Nobuyuki Kudo