| Patent | Date |
|---|
Optical module and method for controlling optical module
Grant 10,355,452 - Onaka July 16, 2 | 2019-07-16 |
Optical Module And Method For Controlling Optical Module
App 20190052056 - ONAKA; Miki | 2019-02-14 |
Optical Reception Device, Optical Modulator And Optical Modulation Method
App 20180254832 - ONAKA; Miki | 2018-09-06 |
Optical transmission device and optical communication system
Grant 10,056,979 - Onaka August 21, 2 | 2018-08-21 |
Optical Transmission Device And Optical Communication System
App 20180069633 - ONAKA; Miki | 2018-03-08 |
Variable optical attenuator and optical module
Grant 9,910,300 - Osumi , et al. March 6, 2 | 2018-03-06 |
Polarization reducing apparatus, light source apparatus, optical amplifying apparatus, and excitation light source apparatus for raman amplification
Grant 9,910,221 - Onaka March 6, 2 | 2018-03-06 |
Transmission Apparatus And Wavelength Setting Method
App 20170264371 - FUKUI; Shinsuke ; et al. | 2017-09-14 |
Optical Receiver And Optical Transceiver
App 20170261707 - ONAKA; Miki | 2017-09-14 |
Laser Device, Optical Amplifier, Optical Transmission Device, And Determination Method
App 20170141537 - ONAKA; Miki | 2017-05-18 |
Optical device
Grant 9,645,314 - Onaka May 9, 2 | 2017-05-09 |
Semiconductor Laser Device, Optical Amplifier, And Method Of Detecting A Sign Of Sudden Failure Of Semiconductor Laser Device
App 20170025817 - ONAKA; Miki | 2017-01-26 |
Polarization Reducing Apparatus, Light Source Apparatus, Optical Amplifying Apparatus, And Excitation Light Source Apparatus For Raman Amplification
App 20160341900 - ONAKA; Miki | 2016-11-24 |
Optical Device
App 20160282559 - ONAKA; Miki | 2016-09-29 |
Variable Optical Attenuator And Optical Module
App 20160259185 - OSUMI; Yuya ; et al. | 2016-09-08 |
Polarization reducing apparatus, light source apparatus, optical amplifying apparatus, and excitation light source apparatus for raman amplification
Grant 9,411,098 - Onaka August 9, 2 | 2016-08-09 |
Optical amplification repeater and optical transmission station
Grant 9,413,462 - Onaka August 9, 2 | 2016-08-09 |
Amplifying apparatus and amplifying medium
Grant 9,325,141 - Onaka April 26, 2 | 2016-04-26 |
Optical Transmission Medium And Optical Amplifier
App 20160054519 - ONAKA; Miki | 2016-02-25 |
Optical transmission medium and optical amplifier
Grant 9,250,385 - Onaka February 2, 2 | 2016-02-02 |
Optical transmitting device and optical transmission system
Grant 9,231,366 - Onaka January 5, 2 | 2016-01-05 |
Optical Device
App 20150263477 - ONAKA; Miki | 2015-09-17 |
Optical Amplification Repeater And Optical Transmission Station
App 20150249314 - ONAKA; Miki | 2015-09-03 |
Semiconductor Laser Device, Optical Amplifier, And Method Of Detecting A Sign Of Sudden Failure Of Semiconductor Laser Device
App 20150171596 - Onaka; Miki | 2015-06-18 |
Amplification apparatus and communication system
Grant 9,025,955 - Onaka May 5, 2 | 2015-05-05 |
Amplifying Apparatus And Amplifying Medium
App 20150002923 - ONAKA; Miki | 2015-01-01 |
Polarization Reducing Apparatus, Light Source Apparatus, Optical Amplifying Apparatus, And Excitation Light Source Apparatus For Raman Amplification
App 20140376083 - ONAKA; Miki | 2014-12-25 |
Optical Transmitting Device And Optical Transmission System
App 20140270752 - ONAKA; Miki | 2014-09-18 |
Optical delay device, optical circuit, and optical delay method
Grant 8,837,037 - Onaka September 16, 2 | 2014-09-16 |
Optical transmission apparatus and optical communication system
Grant 8,774,624 - Onaka , et al. July 8, 2 | 2014-07-08 |
Amplification Apparatus And Communication System
App 20140161453 - Onaka; Miki | 2014-06-12 |
Optical amplifier and transmission loss measurement method
Grant 8,681,419 - Onaka March 25, 2 | 2014-03-25 |
Optical amplifying device
Grant 8,670,176 - Naito , et al. March 11, 2 | 2014-03-11 |
Optical transmission apparatus
Grant 8,620,160 - Onaka December 31, 2 | 2013-12-31 |
Optical transmission apparatus and optical communication system
Grant 8,606,115 - Onaka December 10, 2 | 2013-12-10 |
Dispersion compensating apparatus, dispersion compensating method, optical receiving apparatus, and optical receiving method
Grant 8,538,264 - Yuki , et al. September 17, 2 | 2013-09-17 |
Optical amplifier and optical fiber
Grant 8,514,484 - Onaka August 20, 2 | 2013-08-20 |
Optical receiver and control apparatus
Grant 8,503,882 - Onaka , et al. August 6, 2 | 2013-08-06 |
Raman amplifier and control method thereof
Grant 8,482,849 - Onaka July 9, 2 | 2013-07-09 |
Control apparatus of optical amplifier
Grant 8,451,532 - Ueki , et al. May 28, 2 | 2013-05-28 |
Optical receiver
Grant 8,452,193 - Onaka May 28, 2 | 2013-05-28 |
Optical Delay Device, Optical Circuit, And Optical Delay Method
App 20120293856 - ONAKA; Miki | 2012-11-22 |
Distributed Raman amplifier and optical communication system
Grant 8,275,269 - Onaka September 25, 2 | 2012-09-25 |
Distributed Raman amplifying system, start-up method thereof, and optical device
Grant 8,248,689 - Kondoh , et al. August 21, 2 | 2012-08-21 |
Optical Device, Optical Transceiver Unit, And Optical Communication System
App 20120163810 - ONAKA; Miki | 2012-06-28 |
Raman amplifying device and control method
Grant 8,139,285 - Onaka , et al. March 20, 2 | 2012-03-20 |
Optical Amplifier And Transmission Loss Measurement Method
App 20120013975 - ONAKA; Miki | 2012-01-19 |
Optical Amplifier And Optical Fiber
App 20110292500 - ONAKA; Miki | 2011-12-01 |
Raman amplification apparatus and distributed raman amplification system as well as starting up method for distributed raman amplification system
Grant 8,054,538 - Noheji , et al. November 8, 2 | 2011-11-08 |
Optical amplification apparatus, optical communication apparatus, and optical communication method
Grant 8,049,955 - Onaka , et al. November 1, 2 | 2011-11-01 |
Optical receiving apparatus and optical level adjusted quantity setting method therefor
Grant 8,050,574 - Onaka November 1, 2 | 2011-11-01 |
Wavelength division multiplexing optical transmission system utilizing distributed raman amplification
Grant 8,004,751 - Onaka , et al. August 23, 2 | 2011-08-23 |
Monitoring method and apparatus of noise light due to Raman amplification and optical communication system using the same
Grant 7,933,063 - Onaka April 26, 2 | 2011-04-26 |
Tunable Dispersion Compensation Apparatus, Optical Reception Module And Method
App 20100316392 - ONAKA; Miki | 2010-12-16 |
Dispersion Compensating Apparatus, Dispersion Compensating Method, Optical Receiving Apparatus, And Optical Receiving Method
App 20100303459 - YUKI; Masahiro ; et al. | 2010-12-02 |
Gain control apparatus, optical transmission apparatus, gain control method for optical amplifier, and wavelength multiplex optical transmission system
Grant 7,843,631 - Onaka , et al. November 30, 2 | 2010-11-30 |
Chromatic Dispersion Compensator
App 20100272391 - Onaka; Miki ; et al. | 2010-10-28 |
Optical Receiver And Control Apparatus
App 20100221021 - Onaka; Miki ; et al. | 2010-09-02 |
Optical surge suppressive type optical amplifier
Grant 7,751,119 - Onaka , et al. July 6, 2 | 2010-07-06 |
Optical Receiver
App 20100166425 - ONAKA; Miki | 2010-07-01 |
Distributed Raman Amplifier And Optical Communication System
App 20100129081 - ONAKA; Miki | 2010-05-27 |
Optical transmission apparatus
Grant 7,725,032 - Onaka , et al. May 25, 2 | 2010-05-25 |
Optical Amplifying Device
App 20100123949 - NAITO; Mayumi ; et al. | 2010-05-20 |
Individual band gain equalizer for optical amplifiers
Grant 7,715,093 - Nishihara , et al. May 11, 2 | 2010-05-11 |
Control Apparatus Of Optical Amplifier
App 20100091357 - UEKI; Taichi ; et al. | 2010-04-15 |
Optical amplifier and optical monitor circuit
Grant 7,688,498 - Onaka , et al. March 30, 2 | 2010-03-30 |
Raman amplifier and control method thereof
App 20100073762 - Onaka; Miki | 2010-03-25 |
Method of upgrading optical node, and an optical node apparatus
Grant 7,650,072 - Onaka , et al. January 19, 2 | 2010-01-19 |
Raman pump power control for gain flattening
Grant 7,599,110 - Onaka , et al. October 6, 2 | 2009-10-06 |
Optical Transmission Apparatus And Optical Communication System
App 20090238569 - ONAKA; Miki | 2009-09-24 |
Monitoring method and apparatus of noise light due to raman amplification and optical communication system using the same
App 20090237778 - Onaka; Miki | 2009-09-24 |
Method Of Upgrading Optical Node, And An Optical Node Apparatus
App 20090226167 - Onaka; Miki ; et al. | 2009-09-10 |
Raman Amplification Apparatus And Distributed Raman Amplification System As Well As Starting Up Method For Distributed Raman Amplification System
App 20090213454 - Noheji; Kiyotoshi ; et al. | 2009-08-27 |
Optical amplification apparatus, optical communication apparatus, and optical communication method
App 20090195863 - Onaka; Miki ; et al. | 2009-08-06 |
Distributed Raman Amplifying System, Start-up Method Thereof, And Optical Device
App 20090195862 - KONDOH; Masanori ; et al. | 2009-08-06 |
Raman Amplifying Device And Control Method
App 20090190205 - ONAKA; Miki ; et al. | 2009-07-30 |
Raman Amplifying Device And Control Method
App 20090190206 - ONAKA; Miki ; et al. | 2009-07-30 |
Optical transmission apparatus and optical communication system
App 20090169212 - Onaka; Miki ; et al. | 2009-07-02 |
Raman amplifier and wavelength division multiplexing optical communication system, and method of controlling raman amplification
Grant 7,529,022 - Onaka , et al. May 5, 2 | 2009-05-05 |
Method of upgrading optical node, and an optical node apparatus
Grant 7,522,839 - Onaka , et al. April 21, 2 | 2009-04-21 |
Optical Transmission Apparatus
App 20090016727 - Ueki; Taichi ; et al. | 2009-01-15 |
Optical Surge Suppressive Type Optical Amplifier
App 20080310011 - Onaka; Miki ; et al. | 2008-12-18 |
Raman pump power control for gain flattening
App 20080291529 - Onaka; Miki ; et al. | 2008-11-27 |
Optical amplifier having wide dynamic range
Grant 7,453,628 - Onaka , et al. November 18, 2 | 2008-11-18 |
Raman, pump power control for gain flattening
Grant 7,446,934 - Onaka , et al. November 4, 2 | 2008-11-04 |
Gain Control Apparatus, Optical Transmission Apparatus, Gain Control Method For Optical Amplifier, And Wavelength Multiplex Optical Transmission System
App 20080239469 - ONAKA; Miki ; et al. | 2008-10-02 |
Individual Band Gain Equalizer For Optical Amplifiers
App 20080239470 - Nishihara; Masato ; et al. | 2008-10-02 |
Optical Receiving Apparatus And Optical Level Adjusted Quantity Setting Method Therefor
App 20080226291 - ONAKA; Miki | 2008-09-18 |
Optical amplifier for amplifying multi-wavelength light
Grant 7,417,791 - Onaka , et al. August 26, 2 | 2008-08-26 |
Optical amplifier for wide band Raman amplification of wavelength division multiplexed (WDM) signal lights
Grant 7,394,589 - Onaka , et al. July 1, 2 | 2008-07-01 |
Optical amplifier with pump light source control for Raman amplification
Grant 7,362,499 - Hayashi , et al. April 22, 2 | 2008-04-22 |
Individual band gain equalizer for optical amplifiers
Grant 7,359,112 - Nishihara , et al. April 15, 2 | 2008-04-15 |
Method of upgrading optical node, and an optical node apparatus
App 20080002978 - Onaka; Miki ; et al. | 2008-01-03 |
Optical amplifier having polarization mode dispersion compensation function
Grant 7,268,936 - Onaka , et al. September 11, 2 | 2007-09-11 |
Optical amplifier
App 20070047067 - Onaka; Miki ; et al. | 2007-03-01 |
Raman, pump power control for gain flattening
App 20060285198 - Onaka; Miki ; et al. | 2006-12-21 |
Optical multiplexing method and optical multiplexer, and optical amplifier using same
Grant 7,127,139 - Onaka , et al. October 24, 2 | 2006-10-24 |
Optical transmission apparatus
App 20060222367 - Onaka; Miki ; et al. | 2006-10-05 |
Raman pump power control for gain flattening
Grant 7,110,166 - Onaka , et al. September 19, 2 | 2006-09-19 |
Control apparatus and method for optical amplifier, optical amplifier, optical transmission apparatus, individual band gain equalizer, wavelength multiplexing transmission apparatus, optical amplifier and wavelength multiplexing transmission system using the same equalizer
App 20060203329 - Nishihara; Masato ; et al. | 2006-09-14 |
Optical amplifier with pump light source control for Raman amplification
App 20060152796 - Hayashi; Etsuko ; et al. | 2006-07-13 |
Optical apparatus with loss compensation capability and optical amplifier for loss compensation
Grant 7,061,669 - Nakashima , et al. June 13, 2 | 2006-06-13 |
Light amplifier and light amplifying method
Grant 7,046,431 - Sugaya , et al. May 16, 2 | 2006-05-16 |
Optical amplifier with pump light source control for Raman amplification
Grant 7,042,636 - Hayashi , et al. May 9, 2 | 2006-05-09 |
Optical amplifier and optical monitor circuit
App 20060024063 - Onaka; Miki ; et al. | 2006-02-02 |
Optical amplifier for amplifying multi-wavelength light
App 20050248834 - Onaka, Miki ; et al. | 2005-11-10 |
Optical multiplexing method and optical multiplexer, and optical amplifier using same
App 20050185885 - Onaka, Miki ; et al. | 2005-08-25 |
Optical amplifier for amplifying multi-wavelength light
Grant 6,922,282 - Onaka , et al. July 26, 2 | 2005-07-26 |
Raman amplifier and wavelength division multiplexing optical communication system, and method of controlling raman amplification
App 20050132785 - Onaka, Miki ; et al. | 2005-06-23 |
Optical amplifier with pump light source control for Raman amplification
Grant 6,891,661 - Hayashi , et al. May 10, 2 | 2005-05-10 |
Optical apparatus with loss compensation capability and optical amplifier for loss compensation
App 20050088727 - Nakashima, Hisao ; et al. | 2005-04-28 |
Raman amplifier and wavelength division multiplexing optical communication system, and method of controlling raman amplification
Grant 6,862,133 - Onaka , et al. March 1, 2 | 2005-03-01 |
Optical amplifier with pump light source control for Raman amplification
App 20050024714 - Hayashi, Etsuko ; et al. | 2005-02-03 |
Optical amplification apparatus using Raman amplification
Grant 6,847,478 - Tanaka , et al. January 25, 2 | 2005-01-25 |
Method for controlling wavelength characteristics of optical transmission powers by Raman amplification, and wavelenth division multiplexing optical communication system and optical amplifier adopting the same
App 20040252999 - Onaka, Miki ; et al. | 2004-12-16 |
Optical amplifier having polarization mode dispersion compensation function
App 20040246568 - Onaka, Miki ; et al. | 2004-12-09 |
Optical amplifier for amplifying multi-wavelength light
App 20040190125 - Onaka, Miki ; et al. | 2004-09-30 |
Slope control of gain wavelength of raman amplification
Grant 6,785,042 - Onaka , et al. August 31, 2 | 2004-08-31 |
Optical amplifier for amplifying multi-wavelength light
Grant 6,747,790 - Onaka , et al. June 8, 2 | 2004-06-08 |
Variable wavelength light source apparatus and optical amplifier using same
Grant 6,741,390 - Onaka , et al. May 25, 2 | 2004-05-25 |
Optical amplifier with pump light source control for Raman amplification
App 20040080813 - Hayashi, Etsuko ; et al. | 2004-04-29 |
Inter-wavelength light power deviation monitoring method and optical equalizer and optical amplifier utilizing the method
Grant 6,724,526 - Onaka , et al. April 20, 2 | 2004-04-20 |
Optical amplification apparatus using Raman amplification
Grant 6,683,712 - Tanaka , et al. January 27, 2 | 2004-01-27 |
Variable wavelength light source apparatus and optical amplifier using same
App 20030206336 - Onaka, Miki ; et al. | 2003-11-06 |
Optical amplifier with pump light source control for raman amplification
Grant 6,624,926 - Hayashi , et al. September 23, 2 | 2003-09-23 |
Raman amplifier and wavelength division multiplexing optical communication system, and method of controlling raman amplification
App 20030137720 - Onaka, Miki ; et al. | 2003-07-24 |
Optical amplifier for wide band Raman amplification of wavelength division multiplexed (WDM) signal lights
App 20030095323 - Onaka, Miki ; et al. | 2003-05-22 |
Optical amplifier for wide band raman amplification of wavelength division multiplexed (WDM) signal lights
Grant 6,510,000 - Onaka , et al. January 21, 2 | 2003-01-21 |
Optical amplifier for amplifying multi-wavelength light
App 20020191276 - Onaka, Miki ; et al. | 2002-12-19 |
Optical amplifier
Grant 6,496,300 - Kinoshita , et al. December 17, 2 | 2002-12-17 |
Optical amplification apparatus using raman amplification
App 20020181078 - Tanaka, Tomoto ; et al. | 2002-12-05 |
Optical amplification apparatus using Raman amplification
App 20020044336 - Tanaka, Tomoto ; et al. | 2002-04-18 |
Wavelength Division Multiplexing Optical Amplifier With Function Of Gain-equalizing And Optical Communication System
App 20020041432 - ONAKA, MIKI ; et al. | 2002-04-11 |
Wavelength division multiplexing optical amplifier with function of gain-equalizing and optical communication system
Grant 6,359,726 - Onaka , et al. March 19, 2 | 2002-03-19 |
Optical Amplifier
App 20020027703 - KINOSHITA, SUSUMU ; et al. | 2002-03-07 |
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