Title:
【発明の名称】エコーキャンセル方法
Document Type and Number:
Japanese Patent JP3355585
Kind Code:
B2
Inventors:
Takehiro Moriya
Yutaka Kaneda
Shoji Makino
Masaharu Shimada
Yutaka Kaneda
Shoji Makino
Masaharu Shimada
Application Number:
JP21394693A
Publication Date:
December 09, 2002
Filing Date:
August 30, 1993
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
H04B3/23; H04R3/02; (IPC1-7): H04B3/23; H04R3/02
Domestic Patent References:
| JP6318752A | ||||
| JP2238730A | ||||
| JP4342317A |
Attorney, Agent or Firm:
Suguru Kusano