发明名称 |
Signal receiving circuit for optical communication |
摘要 |
A signal receiving circuit for optical communication, which receives light modulated with frequencies corresponding to two values, to receive data, comprises an addition circuit provided in the front stage of a demodulator, the addition circuit adapted to superpose on an electrical signal provided by converting light received a signal having a frequency which is smaller in amplitude than the electrical signal.
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申请公布号 |
US4481678(A) |
申请公布日期 |
1984.11.06 |
申请号 |
US19820405066 |
申请日期 |
1982.08.04 |
申请人 |
SUMITOMO ELECTRIC INDUSTRIES, INC. |
发明人 |
SAKAMOTO, FUKUMA;IZUMIDA, SHIZUO |
分类号 |
H04B10/00;H04B10/02;H04B10/158;H04B10/18;H04L25/02;H04L25/08;H04L27/10;H04L27/14;(IPC1-7):H04B9/00 |
主分类号 |
H04B10/00 |
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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