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发明名称
TRAINING CONTROLLER FOR ECHO CANCELER
摘要
申请公布号
JPH09247246(A)
申请公布日期
1997.09.19
申请号
JP19960051224
申请日期
1996.03.08
申请人
NEC ENG LTD
发明人
MORISHITA YASUMASA
分类号
H03H21/00;H03H17/02;H04B3/23;H04M1/00;H04M1/60;(IPC1-7):H04M1/00
主分类号
H03H21/00
代理机构
代理人
主权项
地址
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