Patent | Date |
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Channel Power Management in a Branched Optical Communication System App 20110135310 - Kovsh; Dmitriy ;   et al. | 2011-06-09 |
Armored Optical Fiber Cable App 20110075979 - Ma; Chung-Shin ;   et al. | 2011-03-31 |
System and Method for Distributed Fault Sensing and Recovery App 20110058806 - Sabet; Sameh A. ;   et al. | 2011-03-10 |
Communicating with Components in Optical Communication Systems Using Voltage Signal Detection and Signature Analysis App 20100316375 - Kram; Richard ;   et al. | 2010-12-16 |
System and Method for Remote Device Application Upgrades App 20100235824 - Sabet; Sameh A. ;   et al. | 2010-09-16 |
Polarization Multiplexing with Different DPSK Modulation Schemes and System Incorporating the Same App 20100196016 - Zhang; Hongbin ;   et al. | 2010-08-05 |
System and method for providing event hysteresis in network management systems Grant 7,681,068 - Liss , et al. March 16, 2 | 2010-03-16 |
Managing gain tilt in an optically amplified transmission system Grant 7,663,801 - Abbott February 16, 2 | 2010-02-16 |
Frequency Offset Polarization Multiplexing Modulation Format And System Incorporating The Same App 20100034537 - Zhang; Hongbin ;   et al. | 2010-02-11 |
Optical Add/Drop Multiplexer Including Reconfigurable Filters and System Including the Same App 20100008672 - Kovsh; Dmitriy I. ;   et al. | 2010-01-14 |
Optical Communication System Supporting Detection and Communication Networks App 20100008666 - Kovsh; Dmitriy I. ;   et al. | 2010-01-14 |
Apparatus and method for commissioning an optical transmission system Grant 7,646,983 - Vaa , et al. January 12, 2 | 2010-01-12 |
High Loss Loop Back For Long Repeater Span App 20090324249 - Zhang; Hongbin | 2009-12-31 |
System and method for mitigating dispersion slope in an optical communication system Grant 7,616,894 - Mohs , et al. November 10, 2 | 2009-11-10 |
Soft Decision Threshold Control in a Signal Receiver Using Soft Decision Error Correction App 20090269081 - CAI; Yi ;   et al. | 2009-10-29 |
Movable optical fiber connection system and optical fiber bend limiting device for use therein Grant 7,606,458 - Hermsen October 20, 2 | 2009-10-20 |
Optical Fiber Transmission System with Noise Loading App 20090214214 - Mohs; Georg H. ;   et al. | 2009-08-27 |
Movable Optical Fiber Connection System And Optical Fiber Bend Limiting Device For Use Therein App 20090214172 - Hermsen; Eric | 2009-08-27 |
System and Method for Fault Identification in Optical Communication Systems App 20090202237 - Zhang; Hongbin ;   et al. | 2009-08-13 |
Optical transmission system including repeatered and unrepeatered segments Grant 7,574,140 - Manna , et al. August 11, 2 | 2009-08-11 |
Apparatus and Method for Commissioning an Optical Transmission System App 20090175617 - Vaa; Michael ;   et al. | 2009-07-09 |
Optical fiber transmission system with noise loading Grant 7,526,201 - Mohs , et al. April 28, 2 | 2009-04-28 |
Apparatus and method for commissioning an optical transmission system Grant 7,519,295 - Vaa , et al. April 14, 2 | 2009-04-14 |
System and Method for Suppressing Beat Noise in Line Monitoring Equipment App 20090028549 - Zhang; Hongbin ;   et al. | 2009-01-29 |
System and Method for Wavelength Monitoring and Control App 20090028552 - Zhang; Hongbin ;   et al. | 2009-01-29 |
System and Method Using Differential Loop Gain for Fault Identification in Line Monitoring Equipment App 20090028550 - Zhang; Hongbin ;   et al. | 2009-01-29 |
System and Method for Optical Time Domain Reflectometry Using Multi-Resolution Code Sequences App 20090027656 - Zhang; Hongbin ;   et al. | 2009-01-29 |
System and Method for Signaling Between Elements in an Undersea Optical Communication System and System Incorporating the Same App 20090028566 - Abbott; Stuart M. | 2009-01-29 |
System and Method for Monitoring an Optical Communication System App 20080309925 - Abbott; Stuart M. | 2008-12-18 |
Method and Apparatus for Decision Threshold Control In An Optical Signal Receiver App 20080310860 - Domagala; Jerzy ;   et al. | 2008-12-18 |
Managing Gain Tilt in an Optically Amplified Transmission System App 20080285116 - Abbott; Stuart M. | 2008-11-20 |
Managing gain tilt in an optically amplified transmission system Grant 7,440,168 - Abbott October 21, 2 | 2008-10-21 |
Dispersion management in branched optical networks Grant 7,426,323 - Abbott , et al. September 16, 2 | 2008-09-16 |
Method and apparatus for decision threshold control in an optical signal receiver Grant 7,424,651 - Domagala , et al. September 9, 2 | 2008-09-09 |
Optical Receiver App 20080199186 - Domagala; Jerzy | 2008-08-21 |
Optical Receiver App 20080199192 - Domagala; Jerzy | 2008-08-21 |
Distributed Network Management System and Method App 20080201462 - Liss; Jonathan M. ;   et al. | 2008-08-21 |
Method and apparatus for bias and alignment control in an optical signal transmitter Grant 7,398,023 - Mazurczyk , et al. July 8, 2 | 2008-07-08 |
System and method for forward error correction decoding using soft information Grant 7,398,454 - Cai , et al. July 8, 2 | 2008-07-08 |
System and method for monitoring an optical communication system Grant 7,388,657 - Abbott June 17, 2 | 2008-06-17 |
Synchronous Amplitude Modulation for Improved Performance of Optical Transmission Systems App 20080131142 - Bergano; Neal S. | 2008-06-05 |
Method and apparatus for chromatic dispersion compensation Grant 7,379,670 - Bakhshi , et al. May 27, 2 | 2008-05-27 |
Optical transmission system including dispersion slope compensation Grant 7,373,040 - Cai , et al. May 13, 2 | 2008-05-13 |
Optical cable shield layer connection Grant 7,373,054 - Stix , et al. May 13, 2 | 2008-05-13 |
System and method for adjusting soft decision thresholds in a soft-decision error correction system Grant 7,363,553 - Cai , et al. April 22, 2 | 2008-04-22 |
System and Method for Forward Error Correction Decoding Using Soft Information App 20080059868 - Cai; Yi ;   et al. | 2008-03-06 |
Optical signal receiver with dual stage soft detection Grant 7,340,185 - Ramanujam , et al. March 4, 2 | 2008-03-04 |
Optical transmission system using optical signal processing in terminals for improved system performance Grant 7,336,908 - Bergano , et al. February 26, 2 | 2008-02-26 |
Optical receiver Grant 7,333,732 - Domagala February 19, 2 | 2008-02-19 |
Optical Cable Shield Layer Connection App 20070269169 - Stix; Robert K. ;   et al. | 2007-11-22 |
Optical transmission system including dispersion slope compensation Grant 7,295,728 - Cai , et al. November 13, 2 | 2007-11-13 |
Synchronous amplitude modulation for improved performance of optical transmission systems Grant 7,292,793 - Bergano November 6, 2 | 2007-11-06 |
Undersea equipment housing with molded terminations Grant 7,278,789 - Kordahi October 9, 2 | 2007-10-09 |
Raman assisted EDFA system and method Grant 7,274,880 - Nissov , et al. September 25, 2 | 2007-09-25 |
Transmission Formats for High Bit-Rate Systems App 20070206960 - Nissov; Morten ;   et al. | 2007-09-06 |
System and method for fault diagnosis using distributed alarm correlation Grant 7,257,744 - Sabet , et al. August 14, 2 | 2007-08-14 |
System and method for rapidly achieving optimum dispersion in optical transmission systems Grant 7,256,877 - Cordell , et al. August 14, 2 | 2007-08-14 |
Optical Transmission System Including Dispersion Slope Compensation App 20070183787 - Cai; Jin-Xing ;   et al. | 2007-08-09 |
Power feed arrangement using aggregate segments Grant 7,233,744 - Trischitta June 19, 2 | 2007-06-19 |
Protection switching architecture and method of use Grant 7,233,738 - Kerfoot, III June 19, 2 | 2007-06-19 |
Multiple detector decision receiver Grant 7,209,671 - Hayee , et al. April 24, 2 | 2007-04-24 |
Optical transmission system using optical signal processing in terminals for improved system performance Grant 7,203,429 - Bergano , et al. April 10, 2 | 2007-04-10 |
Method and apparatus for detecting localized polarization dependent anomalies on optical transmission lines Grant 7,187,860 - Bergano , et al. March 6, 2 | 2007-03-06 |
Methods and apparatus for polarization control Grant 7,154,670 - Zhang , et al. December 26, 2 | 2006-12-26 |
System and method of dispersion compensation in optical communication systems Grant 7,139,489 - Nissov , et al. November 21, 2 | 2006-11-21 |
System and method for rapidly achieving optimum dispersion in optical transmission systems Grant 7,130,030 - Davidson , et al. October 31, 2 | 2006-10-31 |
Apparatus for forming a WDM signal having orthogonally polarized optical channels Grant 7,120,330 - Jander , et al. October 10, 2 | 2006-10-10 |
Hybrid Raman/erbium-doped fiber amplifier and transmission system with dispersion map Grant 7,085,039 - Foursa , et al. August 1, 2 | 2006-08-01 |
Multiple hinged tray cable connecting joint and method of using same Grant 7,072,559 - Giordano , et al. July 4, 2 | 2006-07-04 |
Deployable optical fiber transmission lines, optical transmission cable, and method of making same Grant 7,058,268 - Zhu , et al. June 6, 2 | 2006-06-06 |
Concatenated forward error correction decoder Grant 7,032,154 - Kidorf , et al. April 18, 2 | 2006-04-18 |
Optical fiber transmission system with noise loaded idler channels Grant 6,999,683 - Kerfoot, III , et al. February 14, 2 | 2006-02-14 |
Apparatus for forming a WDM signal having orthogonally polarized optical channels Grant 6,975,790 - Jander , et al. December 13, 2 | 2005-12-13 |
System and method for automatic optimization of optical communication systems Grant 6,973,601 - Sabet , et al. December 6, 2 | 2005-12-06 |
Methods and apparatus for polarization control App 20050199787 - Zhang, Hongbin ;   et al. | 2005-09-15 |
System and method for controlling noise in raman amplifiers Grant 6,906,854 - Nagel , et al. June 14, 2 | 2005-06-14 |
System and method for coloring an optical fiber Grant 6,904,212 - Ma June 7, 2 | 2005-06-07 |
Fault tolerant optical amplifier configuration using pump feedthrough Grant 6,901,190 - Nagel May 31, 2 | 2005-05-31 |
Faceplate and optical fiber connector mounting assembly Grant 6,874,944 - Hermsen , et al. April 5, 2 | 2005-04-05 |
Method and apparatus for optimizing the dispersion and dispersion slope for a dispersion map with slope-compensating optical fibers Grant 6,873,798 - Pilipetskii , et al. March 29, 2 | 2005-03-29 |
Wavelength monitoring and control system App 20040264981 - Zhang, Hongbin ;   et al. | 2004-12-30 |
Gas blocking device for optical fiber repeater Grant 6,836,609 - Girzone , et al. December 28, 2 | 2004-12-28 |
Isothermal fiber optic tray Grant 6,788,870 - Maxham , et al. September 7, 2 | 2004-09-07 |
Method of repairing a slope-matched cable system and replacement cable portion for use therein Grant 6,782,174 - Gleason , et al. August 24, 2 | 2004-08-24 |
Cable termination arrangement Grant 6,778,743 - Kordahi , et al. August 17, 2 | 2004-08-17 |
System and method for rapidly achieving optimum dispersion in optical transmission systems App 20040141172 - Davidson, Carl R. ;   et al. | 2004-07-22 |
System for storing splices in a joint box Grant 6,763,170 - Kordahi , et al. July 13, 2 | 2004-07-13 |
Method and apparatus for measuring noise figure in optical amplifiers Grant 6,751,012 - Nissov , et al. June 15, 2 | 2004-06-15 |
Synchronous amplitude modulation for improved performance of optical transmission systems Grant 6,744,992 - Bergano June 1, 2 | 2004-06-01 |
Method and apparatus to measure gain spectra of erbium doped fiber amplifier Grant 6,731,381 - Lin , et al. May 4, 2 | 2004-05-04 |
Optical fiber holding structure and method of making same Grant 6,728,451 - Kordahi April 27, 2 | 2004-04-27 |
System and method for controlling optical amplifier pumps Grant 6,721,091 - Foursa , et al. April 13, 2 | 2004-04-13 |
Raman fiber amplifier using a wide bandwidth continuous wave pump Grant 6,717,963 - Foursa April 6, 2 | 2004-04-06 |
Optical fiber communication system employing doped optical fiber and Raman amplification Grant 6,711,359 - Duff , et al. March 23, 2 | 2004-03-23 |
Method and apparatus for reducing crosstalk between a monitoring channel and a data channel in a WDM optical communication system Grant 6,708,004 - Homsey March 16, 2 | 2004-03-16 |
Optical fiber transmission system with noise loaded idler channels Grant 6,704,511 - Kerfoot, III , et al. March 9, 2 | 2004-03-09 |
System and method for increasing capacity of long-haul optical transmission systems Grant 6,697,575 - Liang , et al. February 24, 2 | 2004-02-24 |
System and method for controlling spectral distribution of output power in a Raman amplifier Grant 6,690,504 - Nagel , et al. February 10, 2 | 2004-02-10 |
System and method for transmitting packets over a long-haul optical network Grant 6,680,948 - Majd , et al. January 20, 2 | 2004-01-20 |
System and method for controlling optical amplifier pumps App 20030231377 - Foursa, Dmitri ;   et al. | 2003-12-18 |
Chromatic dispersion compensation in wavelength division multiplexed optical transmission systems Grant RE38,289 - Bergano October 28, 2 | 2003-10-28 |
Concatenated forward error correction decoder Grant 6,622,277 - Ramanujam , et al. September 16, 2 | 2003-09-16 |
Method and apparatus for improving spectral efficiency in fiber-optic communication systems Grant 6,604,872 - Puc , et al. August 12, 2 | 2003-08-12 |
Method for fault detection and fast protection switching in transmission systems Grant 6,587,974 - Majd , et al. July 1, 2 | 2003-07-01 |
Method and apparatus for the optimization of dispersion map using slope-compensating optical fibers Grant 6,584,262 - Pilipetskii , et al. June 24, 2 | 2003-06-24 |
Apparatus and method for multiplexing and/or demultiplexing optical signals having substantially equal dispersion Grant 6,571,032 - Pilipetskii , et al. May 27, 2 | 2003-05-27 |
Multi-body modular repeater system and articulated housing for use therewith Grant 6,571,042 - Kordahi May 27, 2 | 2003-05-27 |
Synchronous amplitude modulation for improved performance of optical transmission systems Grant 6,556,326 - Bergano April 29, 2 | 2003-04-29 |
Method for managing test measurements Grant 6,542,841 - Snyder April 1, 2 | 2003-04-01 |
Device and method for improved long term signal attenuation performance of fiber optic cable and apparatus interfaces Grant 6,496,627 - Tuminaro December 17, 2 | 2002-12-17 |
Heat sink and electronic assembly including same Grant 6,477,053 - Zeidan , et al. November 5, 2 | 2002-11-05 |
Method and apparatus for transmitting a WDM optical signal having states of polarization that are pairwise orthogonal Grant 6,459,515 - Bergano October 1, 2 | 2002-10-01 |
Method and apparatus for operating cabled-fiber undersea network, and fault-tolerant branching unit for use therein Grant 6,414,405 - Schesser , et al. July 2, 2 | 2002-07-02 |
Method for limit checking Grant 6,415,246 - Snyder July 2, 2 | 2002-07-02 |
Method for collecting test measurements Grant 6,385,552 - Snyder May 7, 2 | 2002-05-07 |