Tajima; Tsutomu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Tajima; Tsutomu.The latest application filed is for "chromatic dispersion compensation using sign operations and lookup tables".

Company Profile

0.13.13

Tajima; Tsutomu - Princeton NJ US
Tajima; Tsutomu - Chiba N/A JP
Tajima; Tsutomu - Tokyo JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Digital signal-to-signal beat noise reduction for filter-less coherent receiving system Grant 8,725,006 - Huang , et al. May 13, 2	2014-05-13
Chromatic dispersion compensation using sign operations and lookup tables Grant 8,718,474 - Qian , et al. May 6, 2	2014-05-06
Optical signal division transmission system, optical transmitter, optical receiver, and optical signal division transmission method Grant 8,391,706 - Yamada , et al. March 5, 2	2013-03-05
Chromatic Dispersion Compensation Using Sign Operations And Lookup Tables App 20120301157 - Qian; Dayou ; et al.	2012-11-29
Digital Signal-to-signal Beat Noise Reduction For Filter-less Coherent Receiving System App 20120219294 - Huang; Yue-Kai ; et al.	2012-08-30
Integrated equalizer and Michelson interferometer structure for inter-symbol interference-suppressed colorless DPSK demodulation Grant 8,218,977 - Ji , et al. July 10, 2	2012-07-10
Transponder Aggregator Without Wavelength Selector for Colorless and Directionless Multi-Degree ROADM Node App 20110286746 - Ji; Philip Nan ; et al.	2011-11-24
Intra-channel equalizing optical interleaver Grant 8,064,768 - Ji , et al. November 22, 2	2011-11-22
Transponder, transmission system, transmission method and transmission program Grant 7,920,559 - Shiota , et al. April 5, 2	2011-04-05
Integrated Equalizer and Michelson Interferometer Structure for Inter-Symbol Interference-Suppressed colorless DPSK demodulation App 20100232803 - Ji; Philip Nan ; et al.	2010-09-16
Modified Michelson Interferometer Structure for Inter-Symbol Interference-Suppressed Colorless DPSK Demodulation App 20100232789 - Ji; Philip Nan ; et al.	2010-09-16
Optical Signal Division Transmission System, Optical Transmitter, Optical Receiver, And Optical Signal Division Transmission Method App 20090238556 - Yamada; Keiichi ; et al.	2009-09-24
Optical Transmitter, Optical Transmission System And Modulation Scheme Selection Method App 20090180785 - TAJIMA; TSUTOMU	2009-07-16
Intra-Channel Equalizing Optical Interleaver App 20090162066 - Ji; Philip Nan ; et al.	2009-06-25
Inter-Symbol Interference-Suppressed Colorless DPSK Demodulation App 20080240736 - Ji; Philip Nan ; et al.	2008-10-02
Transponder, Transmission System, Transmission Method And Transmission Program App 20080225887 - SHIOTA; NAOYA ; et al.	2008-09-18
Colorless Optical Demodulator For Differential Quadrature Phase Shift Keying Dwdm Systems App 20080199189 - XU; Lei ; et al.	2008-08-21
All Order Polarization Mode Dispersion Compensation with Spectral Interference Based Pulse Shaping App 20080002972 - Dogariu; Arthur ; et al.	2008-01-03
Optical Equalization Filtering Of Dwdm Channels App 20070206898 - WANG; Ting ; et al.	2007-09-06
Transmitting apparatus and receiving apparatus for wavelength-division-multiplex signal transmission Grant 6,081,359 - Takehana , et al. June 27, 2	2000-06-27
Optical amplifying apparatus and linear relay optical amplifier transmitter Grant 6,055,093 - Chikuma , et al. April 25, 2	2000-04-25
DC bias controller for optical modulator Grant 5,726,794 - Tajima March 10, 1	1998-03-10
Driver circuit for driving a light emitting element by superimposing an analog sub-information signal over a digital main signal Grant 4,864,649 - Tajima , et al. September 5, 1	1989-09-05

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