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Class Information
Number: 398/152
Name: Optical communications > Transmitter and receiver system > Including polarization
Description: Subject matter wherein the vibrations of an optical beam in the communication system is controlled.










Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8705977 Equalizer tap correction and reseeding Apr. 22, 2014
8693883 Optoelectronic transmission system and method Apr. 8, 2014
8693886 Optical transmission system Apr. 8, 2014
8682174 Optical receiver, optical communication system using the same and equalization method in the optical communication system Mar. 25, 2014
8682181 System, method, and apparatus for high-sensitivity optical detection Mar. 25, 2014
8676055 Data transmission system and method Mar. 18, 2014
8660433 Pilot-assisted data transmission in a coherent optical-communication system Feb. 25, 2014
8660425 Optical transmitting device and optical receiving device Feb. 25, 2014
8655185 Optical node, optical network system, and method for measuring polarization mode dispersion Feb. 18, 2014
8634723 Optical communications with polarization dependent loss compensation Jan. 21, 2014
8634726 Polarization and differential-group-delay insensitive digital timing error detection for polarization-multiplexed coherent optical systems Jan. 21, 2014
8634718 Polarization control in a photonic integrated circuit Jan. 21, 2014
8600243 Polarization mode dispersion compensation Dec. 3, 2013
8571418 High resolution optical waveform shaping device having phase shift compensation associated with optical intensity modulation Oct. 29, 2013
8565616 Polarized-wave-multiplexing optical transmitter and control method of polarized-wave-multiplexed optical signal Oct. 22, 2013
8543000 System and method for reducing polarization dependent loss cross-talk effects Sep. 24, 2013
8543007 Method and apparatus for broadband mitigation of polarization mode dispersion Sep. 24, 2013
8538279 Method and apparatus for carrier phase estimation and correction in a coherent optical system Sep. 17, 2013
8532502 Filter coefficient adjustment apparatus Sep. 10, 2013
8526830 High bandwidth demodulator system and method Sep. 3, 2013
8494313 Monitoring eDC polarization inverse filter coefficients to identify real-time physical intrusion into a core or metro optical network Jul. 23, 2013
8493650 Method and apparatus for suppression of four-wave mixing using polarization control with a high power polarization maintaining fiber amplifier system Jul. 23, 2013
8494376 Method and apparatus for testing transmitters in optical fiber networks Jul. 23, 2013
8494360 In-service optical network testing Jul. 23, 2013
8494373 Apparatus and method for compensating polarization mode dispersion Jul. 23, 2013
8488974 Enhanced SMF passive optical networks using polarization beamforming Jul. 16, 2013
8483573 Optical transmission and reception system, and optical receiver Jul. 9, 2013
8478132 Systems and methods for reducing mechanical sensitivity of phase sensitive optical signals Jul. 2, 2013
8478135 Method and apparatus for polarization-division-multiplexed optical receivers Jul. 2, 2013
8472809 Adaptive cross-polarization modulation cancellers for coherent optical communication systems Jun. 25, 2013
8463133 Signal framing in a coherent optical receiver Jun. 11, 2013
8457501 Reduction of polarization-dependent loss in double-pass grating configurations Jun. 4, 2013
8452186 Clock recovery with channel coefficients May. 28, 2013
8452185 Polarization insensitive optical circuit May. 28, 2013
8437645 System and method for coherent detection of optical signals May. 7, 2013
8437632 Polarization monitoring in polarization division multiplexing in optical communications May. 7, 2013
8433205 Crosstalk-free high-dimensional constellations for dual-polarized nonlinear fiber-optic communications Apr. 30, 2013
8428468 Polarization multiplexing optical transmission system, polarization multiplexing optical receiver and polarization multiplexing optical transmission method Apr. 23, 2013
8428183 In-phase and quadrature pattern alignment for quadrature phase shift keying optical transmitters Apr. 23, 2013
8422882 Monitoring polarization-mode dispersion and signal-to-noise ratio in optical signals based on polarization analysis Apr. 16, 2013
8417126 Polarization multiplexing transmitter and transmission system Apr. 9, 2013
8417118 Colorless dense wavelength division multiplexing transmitters Apr. 9, 2013
8406635 Optical communication system and optical receiver Mar. 26, 2013
8401401 Polarization-diverse, heterodyne optical receiving system Mar. 19, 2013
8391726 Method and apparatus for frame detection and polarization separation Mar. 5, 2013
8391712 Coherent optical signal processing Mar. 5, 2013
8385747 Signal equalizer in a coherent receiver Feb. 26, 2013
8385741 Optical pulse generating device and optical signal processing device Feb. 26, 2013
8374510 Method and apparatus for polarization stabilization in optical receivers with complex modulation formats Feb. 12, 2013
8351796 Optical low-noise block downconverter, multiple dwelling unit, and related satellite television system Jan. 8, 2013

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