| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 03/18/2004 | US20040052523 Reducing defects; wavelength multiplex system; phase change materials; generating signals |
| 03/18/2004 | US20040052521 Electrical connecting switches; monitoring test signals; photomultiplier |
| 03/18/2004 | US20040052520 Signal receiver for optical networks; protective coating for switch; clock controller; laser transmission |
| 03/18/2004 | US20040052451 Optical source generator for wavelength division multiplexing optical communication systems |
| 03/18/2004 | DE10339793A1 Video transmission system for motor vehicles has a unit to generate video data linked to a ring network of multiple units and a branch network |
| 03/17/2004 | EP1398896A1 Frequency comb for optical frequency division multiplexing network |
| 03/17/2004 | EP1398894A2 Light amplifying apparatus for wavelength division multiplexing capable for determining change in number of multiplexed wavelength signals |
| 03/17/2004 | EP1397721A1 Apparatus and method for processing light |
| 03/17/2004 | CN2606902Y Folding array wave guide grating no relation to polarization |
| 03/17/2004 | CN1483256A Wdm optical communication network with data bridging plural optical channels between optical waveguides |
| 03/17/2004 | CN1483155A Bidirectional wdm optical communication system with bidirectional optical service channels |
| 03/17/2004 | CN1482757A Apparatus and method for adjusting mean slope of multi-pumping Raman amplifier gain spectrum |
| 03/17/2004 | CN1482753A Communication node and switching device |
| 03/17/2004 | CN1482481A 全光波长转换器 All-optical wavelength converter |
| 03/17/2004 | CN1482480A Polarization mode dispersion compensation process and compensator thereof |
| 03/17/2004 | CN1482479A Optical branching and inserting module |
| 03/17/2004 | CN1142650C Bandwidth flatened wave division multiplexer using graded air tank as output waveguide |
| 03/17/2004 | CN1142649C Method for regenerating return-to-zero code or non-return-to-zero code in high-speed optical communication |
| 03/17/2004 | CN1142642C Method for providing information concerning frequency band, head-end and terminal realizing such method |
| 03/16/2004 | US6708003 Optical energy transmission system utilizing precise phase and amplitude control |
| 03/16/2004 | US6708002 Modular multiplexing/demultiplexing units in optical transmission systems |
| 03/16/2004 | US6708000 Photonic node, photonic nodes for transmission and reception, and method of restoring traffic upon occurrence of link failure in optical path network |
| 03/16/2004 | US6707963 Wavelength division multiplexing apparatus |
| 03/16/2004 | US6707962 Method for providing signal power tilt compensation in optical transmission systems |
| 03/16/2004 | US6707823 Network designing method and recording medium on which the control program is recorded |
| 03/16/2004 | US6707550 Wavelength monitor for WDM systems |
| 03/16/2004 | US6707547 Method and apparatus for analyzing wavelength-division multiplexed signal light |
| 03/11/2004 | WO2004021618A1 Method for transmitting at least one first and second data signal in polarization multiplex in an optical transmission system |
| 03/11/2004 | WO2003081789A8 Tunable pulse width generation of return-to-zero format for system optimization |
| 03/11/2004 | WO2003063400A3 Method for securing an optical telecommunication ring network |
| 03/11/2004 | US20040047633 System and method for high bit-rate optical time division multiplexing (OTDM) |
| 03/11/2004 | US20040047632 Reconfigurable optical add/drop multiplexer |
| 03/11/2004 | US20040047628 Automatic optical power management in an optical communications system |
| 03/11/2004 | US20040047552 Implementation method for equalizing a power of densed wavelength division multiplex & lpar dwdm & rpar system |
| 03/11/2004 | US20040047543 Ocdma network architectures, optical coders and methods for optical coding |
| 03/11/2004 | US20040047373 Multichannel optical add-drop multiplexer |
| 03/11/2004 | US20040047371 Reconfigurable ADD/DROP, multiplexer/demultiplexer using a transceiver with loop-back function |
| 03/11/2004 | US20040047283 FDM signals crosstalk cancellation technique |
| 03/11/2004 | US20040047020 Pre-emphasized optical communication |
| 03/10/2004 | EP1396951A2 Raman amplifier |
| 03/10/2004 | EP1396108A2 Routing and switching in a hybrid network |
| 03/10/2004 | EP1396107A1 Optical communications system and method for transmitting point-to-point and broadcast signals |
| 03/10/2004 | CN1481106A Channel extraction method and equipmentfor light time division complex signal |
| 03/10/2004 | CN1481105A Wave division multiroute multiplying passive optical network system |
| 03/10/2004 | CN1481102A Direct light amplifier |
| 03/10/2004 | CN1481101A Optical add and drop multiplexer (OADM) |
| 03/10/2004 | CN1480782A Raman light enlarger |
| 03/10/2004 | CN1141817C Multi-grain optical router based on optical burst switch |
| 03/09/2004 | US6704513 Enhanced tilt optical power equalizer |
| 03/09/2004 | US6704512 WDM optical channel dispersion compensating and monitoring apparatus and optical amplifier comprising the apparatus |
| 03/09/2004 | US6704511 Optical fiber transmission system with noise loaded idler channels |
| 03/09/2004 | US6704509 Compact optical performance monitor |
| 03/09/2004 | US6704508 Optical crossconnect, optical network device, and connection status supervisory method |
| 03/09/2004 | US6704134 Optical amplifier, optical amplifying repeater and transmission apparatus of wavelength division multiplexed signal light using the same |
| 03/04/2004 | WO2004019502A2 Optical code division multiple access network utilizing reconfigurable spectral phase coding |
| 03/04/2004 | WO2004008187A3 Compensating for chromatic dispersion in optical fibers |
| 03/04/2004 | WO2003098856A3 Reconfigurable optical add-drop module, system and method |
| 03/04/2004 | WO2003076979A9 Split-band depressed-profile amplifier and system |
| 03/04/2004 | WO2003005156A3 System, method, and computer program product for managing communications in ethernet-based fiber optic tdma networks |
| 03/04/2004 | WO2002095991A3 Sub-carrier generation for optical communication |
| 03/04/2004 | US20040042799 WDM system having chromatic dispersion precompensation |
| 03/04/2004 | US20040042796 Photonic communication system with "sub-line rate" bandwidth granularity, protocol transparency and deterministic mesh connectivity |
| 03/04/2004 | US20040042795 Integrated reconfigurable optical add/drop multiplexer |
| 03/04/2004 | US20040042794 Optical source generator for wavelength division multiplexing optical communication systems |
| 03/04/2004 | US20040042793 Pre-emphasis control method in consideration of nonlinear deterioration |
| 03/04/2004 | US20040042711 Optical node with add-drop or cross-connect functionality |
| 03/04/2004 | US20040042392 System with node apparatuses in IP/WDM network |
| 03/04/2004 | US20040042387 Communication system with multicarrier telephony transport |
| 03/04/2004 | US20040042066 Optical amplification method and device usable with bands other than the C-band |
| 03/04/2004 | US20040042062 Optical amplifier, method for compensating for temperature dependency of gain flatness of an optical amplifier and optical transmission path including optical amplifier |
| 03/04/2004 | DE19810348B4 Verfahren zur Konfiguration und Rekonfiguration von Netzwerken Method for configuration and reconfiguration of networks |
| 03/04/2004 | DE10338253A1 Optisches Übertragungssystem The optical transmission system |
| 03/04/2004 | DE10236936A1 Signal-to-noise ratio (SNR) control method for wavelength division multiplexing (WDM) controls SNR for signals sent on channels in a WDM transmission system with a transparent transmission link |
| 03/03/2004 | EP1394976A1 Channel power control method in WDM system |
| 03/03/2004 | EP1394968A2 Optical transmission system |
| 03/03/2004 | EP1393492A1 Method and system for communicating a clock signal over an optical link |
| 03/03/2004 | EP1393484A1 Method and system for demultiplexing non-intensity modulated wavelength division multiplexed (wdm) signals |
| 03/03/2004 | EP1393483A1 Receiver and method of receiving a multichannel optical signal |
| 03/03/2004 | EP1393482A2 Full spectrum optical communication system and methods thereof |
| 03/03/2004 | EP1393475A1 Method and system for transmitting information in an optical communication system using distributed amplification |
| 03/03/2004 | EP1393474A2 Method and system for tuning an optical signal based on transmission conditions |
| 03/03/2004 | EP1103107B1 Bidirectional dispersion compensation system |
| 03/03/2004 | CN1479981A Optically amplified receiver |
| 03/03/2004 | CN1479878A Integrated optical multiplexer and demultiplexer |
| 03/03/2004 | CN1479479A Wave division complex mm wave light source row and corresponding optical fiber transmission radio signal communiation sysem |
| 03/03/2004 | CN1479477A Light power automatic control method |
| 03/03/2004 | CN1479476A Production method f twittering pulse |
| 03/03/2004 | CN1479154A Cascade electric filter using one acousto-optic tunable filter and multiple narrow-band double refration filter |
| 03/03/2004 | CN1479122A Dynamic optical gain equalizer |
| 03/03/2004 | CN1140972C Integrated damultiplexing light receiver and its preparing process |
| 03/03/2004 | CN1140971C Dual-side zero-angle up and down carrier division multiplex/demultiplex and optical insertion complex device |
| 03/02/2004 | US6701090 Wavelength division multiplexing signal number monitoring apparatus and method |
| 03/02/2004 | US6701089 Over-equalization for multi-span wavelength division multiplexed fiber optic communication systems |
| 03/02/2004 | US6701088 IP packet transmission equipment |
| 03/02/2004 | US6701087 Optical power management in an optical network |
| 03/02/2004 | US6701085 Method and apparatus for data transmission in the wavelength-division multiplex method in an optical ring network |
| 03/02/2004 | US6701042 Arrayed waveguide grating module and device and method for monitoring optical signal using the same |
| 03/02/2004 | US6701031 Acousto-optical tunable filter, method of driving the same, and optical add/drop multiplexer |
| 03/02/2004 | US6700896 High-capacity WDM data network |
| 03/02/2004 | CA2315352C Channel band conversion apparatus for optical transmission systems |