| 发明名称 |
AUDIO PROCESSING SYSTEM FOR TELECONFERENCING SYSTEM |
| 摘要 |
An audio processing system (100) for use in a teleconferencing system (10) utilizes complementary comb filters (42, 52, 220, 320) in combination with an echo suppressor (210, 310) and/or a frequency scaler (60, 120) to substantially improve acoustic stability margin and reduce far-end talker echo.
|
| 申请公布号 |
CA2119778(C) |
申请公布日期 |
1997.06.03 |
| 申请号 |
CA19922119778 |
申请日期 |
1992.09.03 |
| 申请人 |
BELL COMMUNICATIONS RESEARCH, INC. |
发明人 |
ADDEO, ERIC JOHN;DESMARAIS, JOSEPH JOHN;SHTIRMER, GENNADY |
| 分类号 |
H04M1/60;H04M9/08;H04N7/15;(IPC1-7):H04M3/56 |
主分类号 |
H04M1/60 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
