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High-sensitive large-bandwidth photon microwave frequency measuring device, has power combiner connected with microwave power meter, and optical notch filter connected with optical circulator and optical phase-shift grating unit. 专利
申请日期: 2016-01-01, 公开日期: 2016-02-24
作者:  HAN X ZHAO M
收藏  |  浏览/下载:3/0  |  提交时间:2019/12/09
Tunable RF filter device using optical waveguide paths with splitter and combiner pairs and related methods 专利
专利号: US9116366, 申请日期: 2015-08-25, 公开日期: 2015-08-25
作者:  DESALVO, RICHARD;  MIDDLETON, CHARLES
收藏  |  浏览/下载:12/0  |  提交时间:2019/12/24
Tunable RF filter device using optical waveguides with dispersion slopes of opposite signs and related methods 专利
专利号: US8897607, 申请日期: 2014-11-25, 公开日期: 2014-11-25
作者:  DESALVO, RICHARD;  MIDDLETON, CHARLES
收藏  |  浏览/下载:7/0  |  提交时间:2019/12/24
Fiber grating circuit and a method of measuring grating dispersion 专利
专利号: US20020037135A1, 申请日期: 2002-03-28, 公开日期: 2002-03-28
作者:  ATIEH, AHMAD K.;  GOLUB, ILYA
收藏  |  浏览/下载:5/0  |  提交时间:2019/12/30
Fiber grating circuit and a method of measuring grating dispersion 专利
专利号: US20020037135A1, 申请日期: 2002-03-28, 公开日期: 2002-03-28
作者:  ATIEH, AHMAD K.;  GOLUB, ILYA
收藏  |  浏览/下载:4/0  |  提交时间:2019/12/30
Test system for measuring frequency response and dynamic range on cable plant 专利
专利号: US6344749, 申请日期: 2002-02-05, 公开日期: 2002-02-05
作者:  WILLIAMS, THOMAS H.
收藏  |  浏览/下载:13/0  |  提交时间:2019/12/23


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