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Class Information
Number: 398/159
Name: Optical communications > Transmitter and receiver system > Including compensation > Reducing distortion or dispersion
Description: Subject matter wherein the information error is caused by interference of light waves or by scattering or overlapping taking place in a light beam as it travels.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7616898 |
Method of operating an optical transmission system with a bit-to-bit polarization interleaved bitstream |
Nov. 10, 2009 |
| 7616901 |
Countermeasures for idle pattern SRS interference in ethernet optical network systems |
Nov. 10, 2009 |
| 7613366 |
Polarization mode dispersion compensator and polarization mode dispersion compensating method |
Nov. 3, 2009 |
| 7606498 |
Carrier recovery in a coherent optical receiver |
Oct. 20, 2009 |
| 7599625 |
Method of initializing optical communication links |
Oct. 6, 2009 |
| 7590355 |
Method and apparatus for PMD mitigation in optical communication systems |
Sep. 15, 2009 |
| 7587143 |
System and method for improved coherent pulsed communication system having spectrally shaped pulses |
Sep. 8, 2009 |
| 7580642 |
Modulation scheme for tedons |
Aug. 25, 2009 |
| 7577365 |
Optical pulse regeneration device, installation comprising one such device and use of same |
Aug. 18, 2009 |
| 7577366 |
Selectable dispersion enhancement |
Aug. 18, 2009 |
| 7570888 |
High power, optically-linearized microwave fiber optic link with suppression of fiber induced distortion |
Aug. 4, 2009 |
| 7570889 |
Common electronic dispersion compensation arrangement for use with multiple optical communication channels |
Aug. 4, 2009 |
| 7567759 |
Optical apparatus |
Jul. 28, 2009 |
| 7567760 |
Method and apparatus for providing diagnostic features for an optical transceiver |
Jul. 28, 2009 |
| 7565083 |
Wavelength shifting in an optical network route to mitigate distortion in different types of fiber |
Jul. 21, 2009 |
| 7561797 |
Optical signal transmitter with active optical e-field degradation |
Jul. 14, 2009 |
| 7558480 |
Unrepeatered optical communication system with suppressed SBS |
Jul. 7, 2009 |
| 7558478 |
Preconfiguring compensation of optical path impairments |
Jul. 7, 2009 |
| 7555220 |
Chromatic dispersion compensator (CDC) in a photonic integrated circuit (PIC) chip and method of operation |
Jun. 30, 2009 |
| 7542677 |
Dispersion compensation method in optical communication system having optical add drop multiplexing capability |
Jun. 2, 2009 |
| 7542685 |
System and method for automatic chromatic dispersion compensation |
Jun. 2, 2009 |
| 7539417 |
Optical transmission system |
May. 26, 2009 |
| 7532822 |
Clock recovery from an optical signal with polarization impairments |
May. 12, 2009 |
| 7526204 |
Optical communication apparatus, optical communication system and method for transmitting optical signal |
Apr. 28, 2009 |
| 7522845 |
WDM laser wavelength control |
Apr. 21, 2009 |
| 7519295 |
Apparatus and method for commissioning an optical transmission system |
Apr. 14, 2009 |
| 7515833 |
Optical double sideband modulation technique with increased spectral efficiency |
Apr. 7, 2009 |
| 7512338 |
Method and apparatus for pulse generation and adaptive pulse generation for optical communications |
Mar. 31, 2009 |
| 7512343 |
Bidirectional communication system |
Mar. 31, 2009 |
| 7512344 |
Variable dispersion compensator |
Mar. 31, 2009 |
| 7512346 |
Optical fiber with low second order distortion |
Mar. 31, 2009 |
| 7496298 |
Adaptive optical equalization for chromatic and/or polarization mode dispersion compensation and joint opto-electronic equalizer architecture |
Feb. 24, 2009 |
| 7486893 |
Dynamic optical interconnect system reference signal formation |
Feb. 3, 2009 |
| 7486897 |
Polarization duobinary optical transmitter |
Feb. 3, 2009 |
| 7486895 |
Effective control algorithm for optical polarization mode dispersion compensators |
Feb. 3, 2009 |
| 7483613 |
Chromatic dispersion compensating fiber |
Jan. 27, 2009 |
| 7483638 |
Optical transceiver |
Jan. 27, 2009 |
| 7477848 |
Optical receiving apparatus and method for controlling the optical receiving apparatus |
Jan. 13, 2009 |
| 7474860 |
Optimum sample spacing in over-sampled maximum likelihood sequence estimation receivers |
Jan. 6, 2009 |
| 7466923 |
Polarization mode dispersion compensation |
Dec. 16, 2008 |
| 7460792 |
Receiving circuit and electronic apparatus for optical communication |
Dec. 2, 2008 |
| 7460789 |
Optical transmission system and method of controlling optical transmission system |
Dec. 2, 2008 |
| 7460788 |
Transmitting and receiving device |
Dec. 2, 2008 |
| 7457544 |
Single channel four-port group delay compensation equalizer |
Nov. 25, 2008 |
| 7457547 |
Optical calibration system and method |
Nov. 25, 2008 |
| 7454144 |
Low total excursion dispersion maps |
Nov. 18, 2008 |
| 7450856 |
Dispersion compensating method and dispersion compensating apparatus |
Nov. 11, 2008 |
| 7444082 |
Polarisation mode dispersion compensator using a mean square error technique |
Oct. 28, 2008 |
| 7440702 |
Method for transmitting digital image signal, digital image transmitting device, digital image sending device and digital image receiver |
Oct. 21, 2008 |
| 7437083 |
Wavelength converter |
Oct. 14, 2008 |
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