Patents

RAMAN CROSSTALK MITIGATION IN A MULTI-WAVELENGTH SYSTEM UTILIZING AN OPTICAL EQUALIZING SIGNAL MODULATED WITH COMPOSITE BANDWIDTH-LIMITED DATA SOURCES

United States Patent: 9, 118, 388, B2
Issued: August 25, 2016

RAMAN CROSSTALK MITIGATION IN A MULTI-WAVELENGTH SYSTEM UTILIZING AN OPTICAL EQUALIZING SIGNAL MODULATED WITH COMPOSITE BANDWIDTH-LIMITED DATA SOURCES

European Patent: EP 283, 7114, B1
Issued: July 27, 2016

METHOD AND APPARATUS FOR REDUCING CROSSTALK AND NONLINEAR DISTORTIONS INDUCED BY RAMAN INTERACTIONS IN A WAVELENGTH DIVISION MULTIPLEXED (WDM) OPTICAL COMMUNICATION SYSTEM

United States Patent: 7,271,948 B1
Issued: September 18, 2007

METHOD AND APPARATUS FOR REDUCING CROSSTALK AND NONLINEAR DISTORTIONS INDUCED BY RAMAN INTERACTIONS IN A WAVELENGTH DIVISION MULTIPLEXED (WDM) OPTICAL COMMUNICATION SYSTEM

Canadian Patent: CA 258, 9851, C
Issued: June 6, 2012

METHOD AND APPARATUS FOR REDUCING CROSSTALK IN A DWDM TRANSMISSION SYSTEM

United States Patent: 7, 783, 197, B2
Issued: August 24, 2010

METHOD AND APPARATUS FOR CONTROLLING A FREQUENCY HOPPING LASER

United States Patent: 7, 418 , 205, B2
Issued: August 26, 2008

MONOLITHIC INTEGRATED TERAHERTZ OPTICAL ASYMMETRIC DEMULTIPLEXER

United States Patent: 6,671,426, B2
Issued: December 30, 2003

BURST MODE LASER TRANSMITTER HAVING AN EXTREMELY FAST RESPONSE TIME WHEN TRIGGERED FROM A TOTALLY OFF STATE

United States Patent: 8, 666, 260, B2
Issued: March 4, 2014

RAMAN BACK-PUMPED NEAR ZERO DISPERSION CWDM SYSTEM AND METHOD

United States Patent: 8, 391, 723, B2
Issued: March 5, 2013

METHOD AND APPARATUS FOR TRANSMITTING MULTIPLE CHANNELS IN A WAVELENGTH DIVISION MULTIPLEXED (WDM) OPTICAL COMMUNICATION SYSTEM WITH REDUCED RAMAN CROSSTALK AND NONLINEAR DISTORTIONS

United States Patent: 8, 155, 524, B2
Issued: April 10, 2012

METHOD AND APPARATUS FOR TRANSMITTING MULTIPLE CHANNELS IN A WAVELENGTH DIVISION MULTIPLEXED (WDM) OPTICAL COMMUNICATION SYSTEM WITH REDUCED RAMAN CROSSTALK AND NONLINEAR DISTORTIONS

United States Patent: 7, 920, 795, B2
Issued: April 5, 2011

ALIGNED NARROWBAND OPTICAL FILTERS HAVING FLAT PASSBANDS AND COMPRISING OF OFFSET CASCADED BROADBAND OPTICAL FILTERS

United States Patent: 7, 693 , 366, B2
Issued: April 6, 2010

TIME SLOT TUNABLE ALL-OPTICAL PACKET DATA ROUTING SWITCH

United States Patent: 6,788,839, B2
Issued: September 7, 2004

TIME SLOT TUNABLE ALL-OPTICAL PACKET DATA DEMULTIPLEXER

United States Patent: 6,650,800, B2
Issued: November 18, 2003