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发明名称
VERFAHREN UND VORRICHTUNG ZUR ÜBERSPRECH-REDUKTION AUF DIGITALEN TEILNEHMERANSCHLÜSSEN
摘要
申请公布号
DE602006011784(D1)
申请公布日期
2010.03.04
申请号
DE200660011784T
申请日期
2006.09.30
申请人
HUAWEI TECHNOLOGIES CO. LTD.
发明人
DU, BIN
分类号
H04B3/32
主分类号
H04B3/32
代理机构
代理人
主权项
地址
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