| Patents for H04J 14 - Optical multiplex systems (27,009) |
|---|
| 07/06/2000 | CA2357017A1 Acousto-optical device |
| 07/05/2000 | EP1017245A2 Transmission system, and station unit and remote units to be used therein |
| 07/05/2000 | EP1017243A2 Optical switch and optical switched network |
| 07/05/2000 | EP1017242A1 Optical cross-connect architecture for WDM telecommunication systems |
| 07/05/2000 | EP1016235A2 Wavelength-selective optical switching apparatus |
| 07/05/2000 | EP1016229A1 Optical amplifier with gain adjustment |
| 07/05/2000 | CN1258972A Transmission system and used station unit and long-distance unit in it |
| 07/05/2000 | CN1258968A Apparatus and method for monitoring performance of wave division multiplex system |
| 07/04/2000 | US6084992 Arrangement and method relating to optical transmission |
| 07/04/2000 | US6084704 Crosstalk suppression in a multipath optical amplifier |
| 07/04/2000 | US6084695 Optical fiber wavelength multiplexer and demutiplexer |
| 07/04/2000 | US6084694 WDM optical network with passive pass-through at each node |
| 06/29/2000 | WO2000038362A1 Method for transmitting data in frame between data transmission units |
| 06/29/2000 | WO1998047039A3 Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks |
| 06/28/2000 | EP1014613A2 Shared optical protection in an optical communications network |
| 06/28/2000 | EP1014607A1 Method for reducing intensity distortions caused by cross-phase modulation in an optical WDM transmission system |
| 06/28/2000 | EP1014606A2 Optical transmission system and terminal station thereof |
| 06/28/2000 | EP1014605A1 Optical coding system for a series of impulses |
| 06/28/2000 | EP1013022A1 Arrangement and method relating to optical transmission |
| 06/28/2000 | EP1013012A1 Communications system with star topology |
| 06/28/2000 | EP1012646A1 Method and apparatus for combining add/drop optical signal lines from a plurality of branching units |
| 06/28/2000 | EP0868794B1 Dispersion slope compensation in optical transmission systems |
| 06/27/2000 | US6081636 Wavelength division multiplexing optical transmission device and wavelength division multiplexing optical transmission system |
| 06/27/2000 | US6081361 Sub-carrier multiplexing in broadband optical networks |
| 06/27/2000 | US6081359 Transmitting apparatus and receiving apparatus for wavelength-division-multiplex signal transmission |
| 06/27/2000 | US6081357 Optical communication network system with wavelength-based signal distribution |
| 06/27/2000 | US6081355 Multi-wavelength light source |
| 06/23/2000 | CA2292323A1 Shared optical protection in an optical communications network |
| 06/23/2000 | CA2292153A1 Interferometric optical device including an optical resonator |
| 06/23/2000 | CA2278358A1 Asymmetric interleaver/de-interleaver circuit |
| 06/22/2000 | WO2000036780A2 High speed linking module |
| 06/22/2000 | WO2000036776A1 Transmitting method and transmitting device |
| 06/22/2000 | WO2000036446A1 Wavelength selective optical routers |
| 06/22/2000 | WO2000022479B1 Optical filter, adjustable add-drop-continue module and circuit for bundled cross-connect functionality |
| 06/22/2000 | WO2000021224A3 Array and method for monitoring the performance of dwdm multiwavelenght systems |
| 06/22/2000 | CA2350821A1 High speed linking module |
| 06/22/2000 | CA2320892A1 Communication method and communication system |
| 06/21/2000 | EP1011221A2 An apparatus and method for making transmission characteristics uniform in a wavelength division multiplexing optical communications system |
| 06/21/2000 | EP1011218A2 Optical transmitter and optical transmission system |
| 06/21/2000 | EP1011217A2 Optical repeater |
| 06/21/2000 | EP1011215A2 Optical communication system combining both baseband and passband signals |
| 06/21/2000 | EP1011213A2 Apparatus for detecting peaks of wavelength-division-multiplexed light, and apparatus for controlling said light |
| 06/21/2000 | EP1010280A1 Hitless reconfiguration of a wavelength division multiplexed optical communication network |
| 06/21/2000 | EP1010268A1 Dispersion compensating element having substantially uniform spectral nonlinearity |
| 06/21/2000 | EP0748542B1 Method and apparatus for optical wireless communication |
| 06/21/2000 | CN1257216A Wave division multiuse erbium-doped optical fiber amplifier having constant power output in each channel and amplifying method |
| 06/21/2000 | CN1053744C Optical switching device |
| 06/21/2000 | CA2292276A1 Process for reducing intensity distortions induced by cross- phase modulation in a wavelength-multiplexed fibre optics transmission system and unit for implementing the process |
| 06/20/2000 | US6078709 Method and apparatus for monitoring multi-wavelength optical systems |
| 06/20/2000 | US6078415 Network system for communication with plural channels, node device and concentrator for use therein, and communication method for said network system |
| 06/20/2000 | US6078414 Optical transmitter system |
| 06/20/2000 | US6078413 Optical branching/multiplexing apparatus |
| 06/20/2000 | US6078412 Optical transmitter and optical transmission system using the same |
| 06/20/2000 | CA2177874C Multi-channel optical fiber communication system |
| 06/16/2000 | CA2291917A1 Optical communication system combining both baseband and passband signals |
| 06/15/2000 | WO2000035105A2 System for dealing with faults in an optical link |
| 06/15/2000 | WO2000034972A2 Reconfigurable multiwavelength network elements |
| 06/14/2000 | EP1009121A2 Optical communication network |
| 06/14/2000 | EP1009120A2 Multichannel optical ADD/DROP, multiplexor/demultiplexor |
| 06/14/2000 | EP1009119A2 Integration of Optical Add Drop Multiplexing filters |
| 06/14/2000 | EP1009118A2 A method of and a device for polarization-independent optical demultiplexing |
| 06/14/2000 | EP1009111A1 Fiber optic telecommunication system employing continuous downlink, burst uplink transmission format with preset uplink guard band |
| 06/14/2000 | EP1008898A1 Wavelength multiplexing optical transmission system and wavelength converter for wavelength multiplexing optical transmission |
| 06/14/2000 | EP1008239A1 Device for adding and dropping optical signals |
| 06/14/2000 | EP1008238A2 Automatic feedback gain control in a doped fiber amplifier |
| 06/13/2000 | US6075632 Optical noise monitor |
| 06/13/2000 | US6075631 Hitless reconfiguration of a wavelength division multiplexed optical communication network |
| 06/13/2000 | US6075630 Electro/optical combined type network node control system |
| 06/13/2000 | US6075629 Optical protection switch employing an interference filter |
| 06/13/2000 | CA2176682C Optical communication method for performing communication using a plurality of wavelengths, and optical communication system for performing communication using a plurality of wavelengths |
| 06/10/2000 | CA2292043A1 A method of and a device for polarization-independent optical demultiplexing |
| 06/10/2000 | CA2289322A1 Multi-channel optical add/drop multiplexor/demultiplexor |
| 06/10/2000 | CA2289320A1 Integrating optical adm filters |
| 06/08/2000 | WO2000019651A3 Improvement in optical multichannel systems |
| 06/08/2000 | DE19948333A1 Erbiumbehandelter Faserverstärker zur Multiplex-Wellenlängen-Teilung, der pro Kanal konstante Leistung abgibt, und Verstärkungsverfahren hierfür Erbiumbehandelter fiber amplifier for wavelength division multiplex, the outputs constant power per channel, and reinforcement method therefor |
| 06/07/2000 | EP1006688A2 Optical multiplexer/demultiplexer circuit for wavelenght division multiplex transmission |
| 06/07/2000 | EP1005728A1 Wdm ring transmission system having two hubs |
| 06/07/2000 | EP1005707A1 Gain tilt control with mid-stage attenuators in erbium-doped fiber amplifiers |
| 06/06/2000 | US6073248 Distributed precomputation of signal paths in an optical network |
| 06/06/2000 | US6072612 WDM transmitter for optical networks using a loop-back spectrally sliced light emitting device |
| 06/06/2000 | US6072610 Optical transmission system |
| 06/06/2000 | US6072601 Optical fiber amplifier and an optical communication system using same |
| 06/06/2000 | CA2166163C Network system as no arbitration control required, node device utilized in the network system, and transmission control method for the node device |
| 06/06/2000 | CA2151701C Photonic switching method and photonic switch utilizing same |
| 06/02/2000 | WO2000031910A1 Wavelength division multiplexed optical communication system having reduced nonlinear effects |
| 06/02/2000 | WO2000018044A9 Linearization of a broadband analog link using two wavelengths |
| 06/02/2000 | WO2000014917A3 Implementing an optical wdm connection |
| 06/02/2000 | WO1999057850A3 Sonet jo byte message monitoring system |
| 06/02/2000 | CA2331125A1 Wavelength division multiplexed optical communication system having reduced nonlinear effects |
| 05/31/2000 | EP1005188A2 Method and apparatus for ancillary data in a wavelegth division multiplexed system |
| 05/31/2000 | EP1004908A1 Modular filter for extracting optical signals from, and/or inserting them into, multiple-wavelength optical telecommunications systems |
| 05/31/2000 | EP1004185A1 A method and a system for interconnecting ring networks |
| 05/31/2000 | EP1004184A1 Self-healing ring network and a method for fault detection and rectifying |
| 05/31/2000 | EP1004176A1 Wavelength tailored dispersion compensation apparatus |
| 05/31/2000 | EP1004045A1 Optical wavelength division multiplexer |
| 05/31/2000 | EP0832526B1 Cdma communication system in which bit rates are dynamically allocated |
| 05/31/2000 | DE19852332A1 Übertragungsmodul für die Übertragung von optischen Signalen Transmission module for transmitting optical signals |
| 05/31/2000 | CN2381070Y Cascade erbium-mixed optical-fiber amplified pump light-source switch-in apparatus |
| 05/31/2000 | CN1255259A Optical amplifier, method for controlling excitation light source in optical amplifier, and method for controlling optical amplifier |
| 05/30/2000 | US6069987 Optical device for an optical network unit and manufacturing method therefor |