Patents
Sitemap › H04 - Electric communication technique › H04J - Multiplex communication › H04J 14 - Optical multiplex systems
Patents for H04J 14 - Optical multiplex systems (27,009)
06/1996
06/19/1996EP0717295A2 MxO multiplex demultiplex component
06/19/1996EP0716793A1 Unit for generating signal pulses, transmitter comprising such a unit, and a multiplex transmission system comprising such a transmitter
06/18/1996US5528582 Network apparatus and method for providing two way broadband communications
06/17/1996CA2165146A1 Wavelength-division multiplexing telecommunication system with dispersion-shifted optical fibres
06/15/1996CA2164352A1 Polarization modulation in wavelength division multiplexed transmission systems
06/13/1996CA2162771A1 Mxo multiplex demultiplex component
06/12/1996EP0716522A2 Wavelength division multiplexed hybrid ring suitable for use in regional area networks
06/12/1996EP0716521A2 Ring network communication structure on an optical carrier and reconfigurable node for said structure
06/12/1996EP0716515A1 Arrangement and method for operating and testing an optical device
06/12/1996EP0632942B1 Process for allotting transmission time slots in a passive optical network
06/12/1996CN1124425A Amplified telecommunication system for wavelengthdivision multiplexing transmissions capable of limiting variations in the output power
06/11/1996US5526346 Tree structured star telecommunication system including multitrate frames
06/11/1996US5526155 High-density optical wavelength division multiplexing
06/11/1996US5526153 Optical channel adding/dropping filter
06/11/1996US5526152 Repeater-less multigigabit lightwave buses with optical amplifiers
06/08/1996CA2164356A1 Wavelength division multiplexed hybrid ring suitable for use in regional area networks
06/05/1996EP0715429A2 Wavelength control in a WDM system
06/05/1996EP0715191A2 Gain control for optically amplified systems
06/04/1996US5524155 Demultiplexer for wavelength-multiplexed optical signal
06/04/1996US5523870 Optical transmission system
05/1996
05/30/1996WO1996009699A3 Optical unit for restoring a pulse pattern, and receiver suitable for use in a transmission system comprising such a unit
05/30/1996WO1996008894A3 Digital data communication system
05/30/1996EP0728398A4 Interactive information services control system
05/29/1996EP0714187A2 Optical fiber amplifier and optical amplifier repeater
05/29/1996EP0714182A2 Telecommunication system and method for wavelength-division multiplexing transmissions with a controlled separation of the outgoing channels and capable of determining the optical signal/noise ratio
05/28/1996US5521734 One-dimensional optical data arrays implemented within optical networks
05/28/1996US5521732 Optical wavelength selection control system in optical networks
05/26/1996CA2163715A1 Telecommunication system and method for wavelength-division multiplexing transmissions with a controlled separation of the outgoing channels and capable of determining the opticalsignal/noise ratio
05/22/1996EP0712552A1 Optical fibre communications system
05/22/1996CN1122976A Network apparatus and method for providing two-way broadband communications
05/21/1996US5519796 Gain equalization using monolithic planar waveguide grating multiplexer and demultiplexer
05/21/1996US5519526 Optical protocols for communication networks
05/14/1996US5517232 Cable television distribution network with video-on-demand transmission
05/09/1996WO1996013923A1 Decision-making process for point-to-multipoint networks
05/09/1996WO1996013915A1 Ranging process for point-to-multipoint communication systems
05/08/1996EP0711011A1 Improved rapidly tunable integrated laser
05/08/1996EP0504248B1 Optical fibre communications system
05/07/1996US5515194 Optical interconnect for high speed processors
05/07/1996US5515192 Optical systems making use of phenomenon of stimulated brillouin scattering
05/02/1996WO1996013104A1 All-optical processing in communications systems
05/01/1996EP0709978A2 Optical transmission system for cable television signals and for subscriber signals
05/01/1996EP0709976A1 Optical information transmission network with self-generating sensors linked to coherence multiplexers
05/01/1996CA2161732A1 Optical communication system for cable-television signals and for subscriber-assigned signals
04/1996
04/30/1996US5513029 Method and apparatus for monitoring performance of optical transmission systems
04/24/1996EP0708540A1 A wavelength division multiplexing passive optical network with bi-directional optical spectral slicing
04/24/1996EP0708538A2 Optical fiber communication system using optical phase conjugation
04/23/1996US5510926 Transmission method and an optical link using multiplexing with application
04/23/1996US5510923 Telecommunications system combining wavelength multiplexing and packet switching networks
04/23/1996US5510921 Optical frequency division multiplexing network
04/23/1996US5510917 Optical communication monitoring and control
04/18/1996WO1996011537A1 OPTICAL NxN WAVELENGTH CROSSCONNECT
04/18/1996CA2202258A1 Optical nxn wavelength crossconnect
04/17/1996EP0707223A1 Wavelength selective optical delay line
04/12/1996CA2160216A1 Wavelength selective optical delay line
04/10/1996EP0706270A1 Optical amplifiers for wavelength division multiplexed systems
04/10/1996EP0705509A1 An optical communications system for transmitting information signals having different wavelengths over a same optical fiber
04/10/1996CN1120274A Multi-channel optical fiber communication system
04/09/1996US5506724 Gain controllable optical amplifier and applications thereof
04/09/1996US5506710 Add - drop multiplexer
04/04/1996WO1995033324A3 Optical telecommunications network
04/03/1996EP0704121A1 Optical switch and transmitter and receiver for a multiplex transmission system including such a switch
04/02/1996US5504827 Programmable optical filter and optical circuit arrangement
04/02/1996US5504826 Optical module for subcarrier multiplexed optical transmission system
04/02/1996US5504609 WDM optical communication system with remodulators
04/02/1996US5504607 Optical interconnection network
04/02/1996US5504606 Low power optical network unit
03/1996
03/28/1996WO1996009703A1 Efficient optical wavelength multiplexer/de-multiplexer
03/28/1996WO1996009699A2 Optical unit for restoring a pulse pattern, and receiver suitable for use in a transmission system comprising such a unit
03/27/1996EP0703680A2 Apparatus and method for compensating chromatic dispersion produced in optical phase conjugation or other types of optical signal conversion
03/27/1996EP0703678A2 Performance monitoring and fault location in optical transmission systems
03/26/1996US5502783 Polarization independent optical directional coupler wavelength tunable filters/receivers
03/26/1996US5502782 Focused acoustic wave fiber optic reflection modulator
03/26/1996US5502589 Optical communication systems and optical nodes for use therein
03/21/1996WO1996008894A2 Digital data communication system
03/20/1996EP0702479A2 Electrical communication method and apparatus
03/20/1996EP0702463A2 Improved subcarrier multiple access passive optical network
03/19/1996US5500908 Optical switch and transmitter and receiver for a multiplex transmission system including such a switch
03/19/1996US5500898 Scramble communication system multiplexing/demultiplexing scramble generation polynomial
03/19/1996US5500857 Inter-nodal communication method and system using multiplexing
03/19/1996US5500758 Method and apparatus for transmitting broadband amplitude modulated radio frequency signals over optical links
03/19/1996US5500756 Optical fiber transmission system and supervision method of the same
03/16/1996CA2153515A1 Subcarrier multiple access passive optical network
03/14/1996WO1996008091A1 Systems and methods for employing a recursive mesh network with extraplanar links
03/14/1996WO1996008077A1 Transmission and reception of cpm spread-spectrum communications
03/14/1996CA2199525A1 Transmission and reception of cpm spread-spectrum communications
03/12/1996US5499244 Packet data reciever with sampled data output and background light cancellation
03/12/1996US5499236 Synchronous multipoint-to-point CDMA communication system
03/06/1996EP0700178A2 Optical transmission system with optimisation of transmission conditions
03/06/1996EP0699927A1 Tunable add/drop optical filtering method and apparatus
03/05/1996US5497259 Local area network with optical transmission
02/1996
02/29/1996WO1996006372A1 Polarization independent optical directional coupler wavelength tunable filters/receivers
02/28/1996CN1117679A Amplified telecommunication system for wavelengthdivision multiplexing transmissions, having and equalized reception power
02/22/1996WO1996005669A1 Synchronous multipoint-to-point cdma communication system
02/22/1996WO1996001532A3 Unit for generating signal pulses, transmitter comprising such a unit, and a multiplex transmission system comprising such a transmitter
02/22/1996CA2197757A1 Synchronous multipoint-to-point cdma communication system
02/21/1996EP0697775A2 Multiple-channel all-optical TDM-WDM converter and multiple-channel all-optical TDM demultiplexer
02/20/1996US5493625 Fast tunable channel dropping filter
02/20/1996US5493433 Terahertz optical asymmetric demultiplexer
02/14/1996EP0696860A2 Optical time compression multiplexing transmission system
02/13/1996US5491576 For reducing signal-to-noise ratio fading in an optical transmission path
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