发明名称 |
DIGITAL MODULATION AND FILTERING DEVICE |
摘要 |
A digital data transmitter is described, whose line carrier frequency need not be an integral multiple of one half the clock frequency of the digital input signal. Use is made of a digital filter for increasing the sampling frequency to a value which is twice the modulator carrier wave frequency. |
申请公布号 |
AU8460775(A) |
申请公布日期 |
1977.03.17 |
申请号 |
AU19750084607 |
申请日期 |
1975.09.08 |
申请人 |
PHILIPS@ GLOEILAMPENFABRIEKEN, N.V. |
发明人 |
WILFRED ANDRE MARIA SNIJDERS;NICOLAAS ALPHONSUS MARIA VERHOECKX;PETRUS JOSEPHUS VAN GERWEN;HENDRIK ARIE VAN ESSEN |
分类号 |
H03C1/60;H03C1/00;H03H17/06;H04L27/04 |
主分类号 |
H03C1/60 |
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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