| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 02/28/2002 | US20020024724 Optical amplification apparatus |
| 02/28/2002 | US20020024723 Optical amplifying apparatus, complex optical amplifying apparatus, and optical communication system |
| 02/28/2002 | US20020024717 Multi-wavelength light source for use in optical communication and method of acquiring multi-wavelength lights |
| 02/28/2002 | US20020024706 Multiple-wavelength amplified telecommunications system with gain compensation |
| 02/28/2002 | US20020024699 Optical transmission system constructing method and system |
| 02/28/2002 | US20020024698 WDM optical communication system with channels supporting multiple data formats |
| 02/28/2002 | US20020024696 Wavelength division multiplexing transmission system and transmitter and receiver therefor |
| 02/28/2002 | US20020024695 Wavelength allocation scheme and WDM equipment |
| 02/28/2002 | US20020024694 Control channel for an optical communications system utilizing frequency division multiplexing |
| 02/28/2002 | US20020024693 Optical frequency division multiplexing |
| 02/28/2002 | US20020024690 Optical level control method |
| 02/28/2002 | CA2423115A1 Optical transmission systems including optical protection systems, apparatuses, and methods |
| 02/28/2002 | CA2419910A1 Optical communications network with protection paths |
| 02/27/2002 | EP1182828A1 System and method for transporting multiple protocol formats in a lightwave communication network |
| 02/27/2002 | EP1182806A2 Optical transmission path monitoring system |
| 02/27/2002 | CN2479687Y Wavelength-division multiplexer |
| 02/27/2002 | CN1337792A Raman amplifying optical transmission system |
| 02/27/2002 | CN1337591A Raman amplifier with raised gain resulted from wave-filtering |
| 02/26/2002 | US6351581 Optical add-drop multiplexer having an interferometer structure |
| 02/26/2002 | US6351323 Optical transmission apparatus, optical transmission system, and optical terminal station |
| 02/22/2002 | CA2351130A1 System and method for transporting multiple protocol formats in a lightwave communication network |
| 02/21/2002 | WO2002015632A2 Optical node with add-drop or cross-connect functionality |
| 02/21/2002 | WO2002015451A1 Optical switch router |
| 02/21/2002 | WO2002015450A1 Optical transmission system |
| 02/21/2002 | WO2002015442A1 System, device, and method for managing communication services in an optical communication system |
| 02/21/2002 | US20020021876 Optical device package |
| 02/21/2002 | US20020021862 Method and apparatus for per-band compensation with gap-free band structure for high speed DWDM transmission |
| 02/21/2002 | US20020021861 Dynamic add/drop of channels in a linear-optical-amplifier-based wavelength-division-multiplexed system |
| 02/21/2002 | US20020021472 ATM-PON dual system, optical line terminal, optical network unit and ATM-PON dual method |
| 02/21/2002 | US20020021468 Semiconductor integrated circuit having receiving and transmitting units formed on a single semiconductor chip with a test signal input port |
| 02/21/2002 | US20020021466 Shortest path first restoration routing in a fiberoptic network |
| 02/21/2002 | US20020021464 Tunable channel spacing for wavelength division multiplexing (WDM) transport system |
| 02/21/2002 | US20020021463 Optical power managed network node for processing dense wavelength division multiplexed optical signals |
| 02/20/2002 | EP1180912A1 An optical bus |
| 02/20/2002 | EP1180861A2 Optical Wavelength Division Multiplexed transmission system |
| 02/20/2002 | EP1180860A1 Raman-amplified optical transmission system |
| 02/20/2002 | CN1336741A Optical add and drop multiplexer with adaptive light power equalization function |
| 02/20/2002 | CN1336739A Inner total reflective waveguide array grating device based on silicon on insulator (SOI) and its manufacture |
| 02/20/2002 | CN1336561A Multiple optical fiber and digital delay wire |
| 02/19/2002 | US6349158 Hybrid cascade structure for DWDM |
| 02/19/2002 | US6348987 Multiplex optical communication system |
| 02/19/2002 | US6348985 Bidirectional WDM optical communication network with data bridging plural optical channels between bidirectional optical waveguides |
| 02/19/2002 | US6348984 Optical add/drop multiplexer |
| 02/14/2002 | WO2002013433A2 Tunable channel spacing for wavelength division multiplexing (wdm) transport system |
| 02/14/2002 | WO2002013432A1 Phase shift keyed signaling with forward error correction and raman amplification in optical wdm links |
| 02/14/2002 | WO2001050661A3 System for equalizing wdm channels |
| 02/14/2002 | US20020018636 Device and method for variable attenuation of an optical channel |
| 02/14/2002 | US20020018616 Optical channel shared protection ring |
| 02/14/2002 | US20020018492 Transmission method and transmission system as well as communications device |
| 02/14/2002 | US20020018468 Device, method and system for transferring frame |
| 02/14/2002 | US20020018300 Virtual waveplate and optical channel interleaver formed therewith |
| 02/14/2002 | US20020018298 Method for dispersing light using multilayered structures |
| 02/14/2002 | US20020018269 Control of optical connections in an optical network |
| 02/14/2002 | US20020018268 Optical distortion compensation apparatuses, methods, and systems |
| 02/14/2002 | US20020018267 Methods and apparatus for adaptive optical distortion compensation using magneto-optic device |
| 02/14/2002 | US20020018264 Dynamic path routing with service level guarantees in optical networks |
| 02/14/2002 | US20020018262 Routing in a WDM system |
| 02/14/2002 | US20020018261 Transmission system |
| 02/14/2002 | US20020018260 Multimedia optical community area network |
| 02/14/2002 | US20020018259 Synchronization pulse for the enhancement of the OTDM |
| 02/14/2002 | DE10036709A1 Optical network node, has add-drop or cross-connect functionality, first and second add branches connected via first and second wavelength converters to cross-connects |
| 02/14/2002 | DE10036700A1 Modularer optischer Netzwerkknoten Modular optical network nodes |
| 02/13/2002 | EP1179965A2 Atm-pon dual system, line terminal, network unit and method therefor |
| 02/13/2002 | EP1179906A2 Optical transmission of error control data |
| 02/13/2002 | EP1179238A1 A device and method for filtering optical wavelengths |
| 02/13/2002 | CN1335696A Light wavelength division multiplexing device |
| 02/12/2002 | US6347169 Apparatus and method for monitoring optical signal |
| 02/12/2002 | US6347099 Fiber lasers with shared pump |
| 02/12/2002 | US6347096 Method for structuring of digital data which can be transferred in both directions on a passive optical network (PON) in a PON TDMA system |
| 02/12/2002 | CA2256188C Opto-electronic frequency divider circuit and method of operating same |
| 02/09/2002 | CA2351012A1 Raman-amplified optical transmission system |
| 02/07/2002 | WO2002011489A2 Modular optical network node |
| 02/07/2002 | WO2002011354A1 Synchronizer for rz-wdm signals and method for synchronization |
| 02/07/2002 | WO2002011341A2 Optical wavelength router |
| 02/07/2002 | WO2002011340A1 Local access fiber optics communication system |
| 02/07/2002 | WO2002011339A2 Multiplexer, demultiplexer and add/drop multiplexer for single mode optical fiber communication links |
| 02/07/2002 | WO2002011338A1 Wavelength division multiplex optical transmitter |
| 02/07/2002 | WO2002011337A1 Optical wavelength division multiplexing device |
| 02/07/2002 | WO2002011336A1 Wavelength division multiplex (wdm) optical network |
| 02/07/2002 | WO2002011332A2 Wavelength selectable optical add-drop multiplexer |
| 02/07/2002 | WO2002011296A2 A fault protection scheme |
| 02/07/2002 | US20020015554 Optical multi/demultiplexer |
| 02/07/2002 | US20020015553 Radiation power equalizer |
| 02/07/2002 | US20020015552 Optical wavelength router |
| 02/07/2002 | US20020015551 Optical switch network, optical cross connecting device, and optical add/drop multiplexer |
| 02/07/2002 | US20020015477 Dynamic bandwidth allocation |
| 02/07/2002 | US20020015423 Apparatus and method for trellis encoding data for transmission in digital data transmission systems |
| 02/07/2002 | US20020015228 Multi-functional optical device utilizing multiple polarization beam splitters and non-linear interferometers |
| 02/07/2002 | US20020015212 Multi-wavelength generating method and apparatus based on flattening of optical spectrum |
| 02/07/2002 | US20020015210 Optical communications apparatus |
| 02/07/2002 | US20020015209 Data signal transfer method with simplified switching |
| 02/07/2002 | US20020015207 Method and system for compensating chromatic dispersion |
| 02/07/2002 | US20020015204 Multiple input waveguide grating router for broadcast and multicast services |
| 02/07/2002 | US20020015203 Optical communication system for transmitting RF signals downstream and bidirectional telephony signals which also include RF control signals upstream |
| 02/07/2002 | US20020015202 Wavelength division multiplexing optical transmission method and system |
| 02/07/2002 | US20020015201 Method and apparatus for extending fiber transmission distance with multiple pre-emphases in optically amplified DWDM system |
| 02/07/2002 | US20020015200 System and method for monitoring and characterizing optical links |
| 02/07/2002 | US20020015199 Method for controlling the signal/noise ratio of optical add/drop signals |
| 02/06/2002 | EP1178622A2 Wavelength division multiplexing optical transmission method and system |
| 02/06/2002 | EP1178347A2 Virtual waveplate and optical channel interleaver formed therewith |