| Patent | Date |
|---|
Optical amplifier using a single input pump laser and having a switchable gain range for fiber-optic communication
Grant 11,303,094 - Peng , et al. April 12, 2 | 2022-04-12 |
Add drop structure
Grant 11,296,810 - Solheim , et al. April 5, 2 | 2022-04-05 |
Experimental System For Studying Refining Mechanism And Characteristic Of Refiner Plate And Method For Operating Same
App 20220098791 - DONG; Jixian ; et al. | 2022-03-31 |
Remote optical fiber dispersion compensation device and method, remote access device, electronic device and non-transient computer-readable storage medium
Grant 11,290,185 - Xiao , et al. March 29, 2 | 2022-03-29 |
Remote Optical Fiber Dispersion Compensation Device And Method, Remote Access Device, Electronic Device And Non-Transient Computer-Readable Storage Medium
App 20210328671 - Xiao; Li ; et al. | 2021-10-21 |
Method and device for chromatic dispersion compensation
Grant 11,044,019 - Qiao , et al. June 22, 2 | 2021-06-22 |
Variable Optical Filter
App 20210041760 - Qiao; Lijie | 2021-02-11 |
Optical Amplifier Using a Single Input Pump Laser and Having a Switchable Gain Range for Fiber-Optic Communication
App 20200295526 - Peng; Jiyu ; et al. | 2020-09-17 |
Switchable-gain optical amplifier
Grant 10,666,011 - Wang , et al. | 2020-05-26 |
Noise spectrum analysis for electronic device
Grant 10,605,842 - Ikami , et al. | 2020-03-31 |
Noise spectrum analysis for electronic device
Grant 10,585,128 - Ikami , et al. | 2020-03-10 |
Noise spectrum analysis for electronic device
Grant 10,585,130 - Ikami , et al. | 2020-03-10 |
Add Drop Structure
App 20190349111 - SOLHEIM; Alan ; et al. | 2019-11-14 |
Method And Device For Chromatic Dispersion Compensation
App 20190349092 - QIAO; Lijie ; et al. | 2019-11-14 |
Noise Spectrum Analysis For Electronic Device
App 20190331721 - Ikami; Shinichi ; et al. | 2019-10-31 |
Method and device having a saturable absorber for filtering
Grant 10,379,288 - Qiao A | 2019-08-13 |
Optical amplifier
Grant 10,297,971 - Qiao | 2019-05-21 |
Optical amplifier
Grant 10,297,970 - Qiao | 2019-05-21 |
Optical amplifier
Grant 10,297,972 - Qiao | 2019-05-21 |
Regroup optical cable
Grant 10,274,689 - Qiao | 2019-04-30 |
Method And Device Having A Saturable Absorber For Filtering
App 20180292606 - Qiao; Lijie | 2018-10-11 |
Bidirectional amplifier
Grant 10,027,414 - Qiao July 17, 2 | 2018-07-17 |
Regroup Optical Cable
App 20180052294 - QIAO; Lijie | 2018-02-22 |
Noise Spectrum Analysis For Electronic Device
App 20170363670 - Ikami; Shinichi ; et al. | 2017-12-21 |
Noise Spectrum Analysis For Electronic Device
App 20170363671 - Ikami; Shinichi ; et al. | 2017-12-21 |
Regroup NxM optical cable
Grant 9,835,802 - Qiao December 5, 2 | 2017-12-05 |
Optical Amplifier
App 20170294758 - QIAO; Lijie | 2017-10-12 |
Optical Amplifier
App 20170294756 - QIAO; Lijie | 2017-10-12 |
Optical Amplifier
App 20170294759 - QIAO; Lijie | 2017-10-12 |
Switchable-gain Optical Amplifier
App 20170279243 - WANG; Chiachi ; et al. | 2017-09-28 |
Bidirectional Amplifier
App 20170272159 - QIAO; Lijie | 2017-09-21 |
Lessening variations of spectral characteristic of an optical device
Grant 9,680,284 - Qiao June 13, 2 | 2017-06-13 |
Switchable-gain optical amplifier
Grant 9,680,283 - Wang , et al. June 13, 2 | 2017-06-13 |
Lessening Variations Of Spectral Characteristic Of An Optical Device
App 20160064890 - QIAO; Lijie | 2016-03-03 |
Reducing thermal dependence of amplifier gain
Grant 9,184,554 - Qiao November 10, 2 | 2015-11-10 |
Switchable-Gain Optical Amplifier
App 20150180196 - Wang; Chiachi ; et al. | 2015-06-25 |
Optical amplifier
Grant 9,042,007 - Qiao , et al. May 26, 2 | 2015-05-26 |
Reducing Thermal Dependence Of Amplifier Gain
App 20150062692 - QIAO; Lijie | 2015-03-05 |
In-service optical dispersion determining system and method
Grant 8,412,046 - Qiao , et al. April 2, 2 | 2013-04-02 |
Optical amplifier and a method of light amplification
Grant 8,363,311 - Qiao January 29, 2 | 2013-01-29 |
In-service Optical Dispersion Determining System And Method
App 20120093516 - QIAO; Lijie ; et al. | 2012-04-19 |
In-service optical dispersion determining system and method
Grant 7,889,995 - Qiao , et al. February 15, 2 | 2011-02-15 |
Optical Amplifier And A Method Of Light Amplification
App 20100245986 - QIAO; Lijie | 2010-09-30 |
In-service optical dispersion determining system and method
App 20090060523 - Qiao; Lijie ; et al. | 2009-03-05 |
Arrangement, system, and method for accurate power measurements using an optical performance monitor (OPM)
Grant 7,457,032 - Qiao , et al. November 25, 2 | 2008-11-25 |
Method and Apparatus for Dynamic Polarization Mode Dispersion Compensation
App 20080205814 - Qiao; Lijie ; et al. | 2008-08-28 |
Method and apparatus for amplified spontaneous emission corrected automatic signal power control of an optical amplifier
Grant 7,405,870 - Qiao , et al. July 29, 2 | 2008-07-29 |
Optical signal amplifier and method
Grant 7,324,268 - Qiao , et al. January 29, 2 | 2008-01-29 |
Method and apparatus for amplified spontaneous emission corrected automatic signal power control of an optical amplifier
App 20070297044 - Qiao; Lijie ; et al. | 2007-12-27 |
Arrangement, system, and method for accurate power measurements using an optical performance monitor (OPM)
App 20070065147 - Qiao; Lijie ; et al. | 2007-03-22 |
Optical signal amplifier and method
App 20050111078 - Qiao, Lijie ; et al. | 2005-05-26 |
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