发明名称 |
BIDIRECTIONAL REPEATER |
摘要 |
PURPOSE:To enable stable communication at upper and lower stream, by selecting a plural number of balanced circuits respectively provided at upperstream and down stream. |
申请公布号 |
JPS5372413(A) |
申请公布日期 |
1978.06.27 |
申请号 |
JP19760148042 |
申请日期 |
1976.12.08 |
申请人 |
NIPPON ELECTRIC CO;NIPPON TELEGRAPH & TELEPHONE |
发明人 |
YAMAZAKI AKIRA;IIDA KAZUYOSHI;YUSA HIROSHI |
分类号 |
H03F3/62;H03H7/42;H04B3/38 |
主分类号 |
H03F3/62 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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