发明名称 |
Method and apparatus for wavelength and power measurement for tunable laser control |
摘要 |
According to an aspect of the present invention, a circuit is provided for determining the wavelength and power of a given optical signal across a wide dynamic range. The wavelength and power determinations are performed by logarithmic ratio amplifier in concert with a digital signal processor that utilizes representative equations of the measured optical signal.
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申请公布号 |
US6765682(B1) |
申请公布日期 |
2004.07.20 |
申请号 |
US20020044250 |
申请日期 |
2002.01.11 |
申请人 |
NORTEL NETWORKS LIMITED |
发明人 |
KOGAN YAKOV;MCDANIEL DONALD |
分类号 |
G01J9/00;H01S5/042;H01S5/0683;H01S5/0687;H04B10/155;(IPC1-7):G01B9/02 |
主分类号 |
G01J9/00 |
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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