| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 05/02/2002 | US20020051603 Free-space and integrated add-drop optical modules for optical wavelength-division multiplexed systems |
| 05/02/2002 | US20020051284 Light wavelength-multiplexing systems |
| 05/02/2002 | US20020051267 Bidirectionally transmittable optical wavelength division muliplexed transmission system |
| 05/02/2002 | US20020051266 Programmable wavelength router |
| 05/02/2002 | EP1202595A1 Underwater optical transmission system and switchable underwater repeater |
| 05/02/2002 | EP1202485A1 Method for transmitting an optical multiplexed signal, together with sender and receiver therefor |
| 05/02/2002 | EP1202091A2 A polarization-independent, configurable optical multiplexer |
| 05/02/2002 | EP1200870A2 A multi-functional optical switch and its method of manufacture |
| 05/02/2002 | EP0782799B1 Efficient optical wavelength multiplexer/de-multiplexer |
| 05/02/2002 | DE10051633A1 Multicasting in einem OCDM-Netzwerk Multicasting in an OCDM network |
| 05/02/2002 | CA2426857A1 Optical communications network and node for forming such a network |
| 05/01/2002 | CN1347210A Code overlapped fast hopping optical CDMA access system |
| 05/01/2002 | CN1084100C Optical multichannel communication system and method |
| 05/01/2002 | CN1084098C Amplified telecommunication system for wavelength division multiplexing transmissions |
| 05/01/2002 | CN1084097C Optical time slot interchanger apparatus and method of operation |
| 04/30/2002 | US6381384 Flexible WDM network architecture |
| 04/30/2002 | US6381248 Network architecture uses mini-fiber node and mini-coaxial node technologies to provide bi-directional broadband communications |
| 04/30/2002 | US6381069 Fiber Bragg grating optical filter with a constant group-delay response in its working band |
| 04/30/2002 | US6381064 Method for gain equalization, and device and system for use in carrying out the method |
| 04/30/2002 | US6381056 Dark pulse generation and transmission |
| 04/30/2002 | US6381053 Fast frequency hopping spread spectrum for code division multiple access communication networks (FFH-CDMA) |
| 04/30/2002 | US6381052 Multiplexors with a flat top spectral channel shape |
| 04/30/2002 | US6381048 Wavelength division multiplexed system having reduced cross-phase modulation |
| 04/30/2002 | US6381047 Passive optical network using a fabry-perot laser as a multiwavelength source |
| 04/30/2002 | US6381046 Routing method for ring networks, such as WDM ring networks for optical communication |
| 04/30/2002 | CA2359446A1 Method and apparatus for terminating optical links in an optical network |
| 04/25/2002 | WO2002033865A2 Free-space and integrated add-drop optical modules for optical wavelength-division multiplexed systems |
| 04/25/2002 | WO2002033857A1 Wdm optical communication system with channels supporting multiple data formats |
| 04/25/2002 | WO2002033517A2 Closed loop amplified rings including lossy spans |
| 04/25/2002 | WO2002033466A2 Optical serial link |
| 04/25/2002 | WO2002033465A1 Awg based oadm with improved crosstalk |
| 04/25/2002 | WO2002033446A2 Method and system for high channel capacity wave division multiplexer and de-multiplexer using reflective and transmission holographic methodologies for optical communications and the like |
| 04/25/2002 | WO2001094997A3 Low loss fiber optic jumper with electronic presence detection |
| 04/25/2002 | WO2001093498A3 Multiple access system for communications network |
| 04/25/2002 | WO2001093466A3 Optical transmission system with control of the chromatic dispersion |
| 04/25/2002 | US20020049851 Method for stabilization and reconfiguration of a transparent photonic network |
| 04/25/2002 | US20020048079 Use of OPA for switching and routing in WDM networks |
| 04/25/2002 | US20020048066 Optical networking devices and methods for optical networks with increased transparency |
| 04/25/2002 | US20020048065 AWG based OADM with improved crosstalk |
| 04/25/2002 | US20020048064 Optical multiple transmission method, optical network and optical transmission apparatus |
| 04/25/2002 | US20020048063 Multi-wavelength locking method and apparatus for wavelength division multiplexing (WDM) optical communication system |
| 04/25/2002 | US20020048062 Wavelength division multiplexing optical communication system and wavelength division multiplexing optical communication method |
| 04/25/2002 | US20020048060 Optical signal quality selection system |
| 04/25/2002 | DE10047682A1 Optical multiplexer or demultiplexer for adjusting an optical element such as interference filter, includes two mutually rotatable adjustment elements |
| 04/25/2002 | DE10047362A1 Stabilizing method for transparent photonic network involves keeping constant number of channels seized by a signal and channel power at input of WDM path |
| 04/25/2002 | CA2359168A1 Design of meta-mesh of chain sub-networks |
| 04/24/2002 | EP1199905A2 Optical switching apparatus & optical transmission apparatus |
| 04/24/2002 | EP1199823A2 Bidirectional wavelength division multiplexed optical transmission system |
| 04/24/2002 | EP1198912A1 Optical transmission network having a protection configuration |
| 04/24/2002 | CN1083651C Optical communication system and method for transmitting optical signal in optical communication line |
| 04/23/2002 | US6377740 Dispersion Managed optical fiber transmission-line |
| 04/23/2002 | US6377725 Optical wavelength division multiplexed interconnect system providing autonomous information selection and prioritization |
| 04/23/2002 | US6377395 Controller which controls a variable optical attenuator to control the power level of a wavelength-multiplexed optical signal when the number of channels are varied |
| 04/23/2002 | US6377392 Optical amplifier |
| 04/23/2002 | US6377390 Optical gain equalizer, and optical amplifier and wavelength-division multiplex transmitter both comprising the optical gain equalizer |
| 04/23/2002 | US6377375 Optical wavelength division multiplexed signal amplifying repeater and optical communication transmission line with very large capacity |
| 04/23/2002 | US6377374 Method apparatus and computer program product for optical network restoration |
| 04/23/2002 | US6377372 Circuit for optical WDM apparatus |
| 04/23/2002 | CA2287166C Imaging system |
| 04/19/2002 | CA2359267A1 Wavelength selecting module and wavelength selecting apparatus |
| 04/18/2002 | WO2002032021A2 System and method for an optical information transmission |
| 04/18/2002 | US20020044737 Multiple wavelength Sagnac interferometer |
| 04/18/2002 | US20020044735 Optical ADD-DROP module which can be expanded modularly |
| 04/18/2002 | US20020044732 Optical multiplexing/demultiplexing module |
| 04/18/2002 | US20020044730 Apparatus for adding wavelength components in wavelength division multiplexed optical signals |
| 04/18/2002 | US20020044729 Multiple wavelength add/drop mach-zehnder interferometer |
| 04/18/2002 | US20020044728 Optical add/drop using interferometer |
| 04/18/2002 | US20020044727 Add/drop apparatus using multiple wavelength sagnac interferometer switch |
| 04/18/2002 | US20020044726 Apparatus for adding wavelength components in wavelength division multiplexed optical signals using multiple wavelength Michelson interferometer |
| 04/18/2002 | US20020044723 Optical signal processing device |
| 04/18/2002 | US20020044716 Multiple wavelength sagnac interferometer switch |
| 04/18/2002 | US20020044715 Multiple wavelength mach-zehnder interferometer switch |
| 04/18/2002 | US20020044714 Multiple wavelength Michelson interferometer switch |
| 04/18/2002 | US20020044713 Multiple wavelength michelson interferometer |
| 04/18/2002 | US20020044712 Apparatus for adding wavelength components in wavelength division multiplexed optical signals using mach-zehnder interferometer |
| 04/18/2002 | US20020044710 Optical fiber non-reciprocal phase shifter |
| 04/18/2002 | US20020044353 Spintronic optical shutter |
| 04/18/2002 | US20020044341 Method and arrangement for compensating for cross phase modulation |
| 04/18/2002 | US20020044340 Optical transmission system |
| 04/18/2002 | US20020044339 Optical transmission system with reduced raman effect depletion |
| 04/18/2002 | US20020044322 Methods for monitoring performance in optical networks |
| 04/18/2002 | US20020044320 Multicasting in an OCDM network |
| 04/18/2002 | US20020044319 Optical path switching device |
| 04/18/2002 | US20020044318 Add/drop apparatus using multiple wavelength michelson interferometer |
| 04/18/2002 | US20020044316 Signal power allocation apparatus and method |
| 04/18/2002 | US20020044315 Optical switching apparatus and optical transmission apparatus |
| 04/18/2002 | US20020044314 Optical transmission path monitoring system, monitoring apparatus therefor and monitoring method therefor |
| 04/18/2002 | US20020044286 Method of extending the capture range of a wavelength monitor and a wavelength monitor and laser system therefor |
| 04/18/2002 | DE10050266A1 Optical information transmission system has receiver provided with control unit for measuring propagation time variations for transmitted signal |
| 04/17/2002 | EP1198154A2 Composite packet-switching over WDM by transparent photonic slot routing |
| 04/17/2002 | EP1198089A2 Multicasting in an OCDM-network |
| 04/17/2002 | EP1198087A1 Circuitry and method for provisioning mixed-rate signals in optical communication networks |
| 04/17/2002 | EP1197023A1 A tuneable optical filter |
| 04/17/2002 | EP1197015A1 Optical regenerator for high bit-rate otdm signals |
| 04/17/2002 | EP1196797A1 Multiplexer and demultiplexer for single mode optical fiber communication links |
| 04/17/2002 | EP1196793A1 Wavelength selective switch |
| 04/17/2002 | EP1025459A4 Multiple wavelength bidirectional lightwave amplifier |
| 04/17/2002 | EP0858695B1 Apparatus and method for digital data transmission |
| 04/17/2002 | EP0716793B1 Unit for generating signal pulses, transmitter comprising such a unit, and a multiplex transmission system comprising such a transmitter |
| 04/17/2002 | CN1345491A Device for channel-specific dispersion compensation of wavelength multiplex signal |