| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 10/02/2007 | US7277635 Bidirectional router and a method of bidirectional amplification |
| 10/02/2007 | US7277634 Method and apparatus of a semiconductor-based fast intelligent NxN photonic switch module with an optical buffer for WDM networks |
| 10/02/2007 | US7277632 Method for assigning wavelengths in wavelength division multiplexing ring communication network |
| 10/02/2007 | US7277608 Optical transmitter |
| 09/30/2007 | CA2579274A1 Variable light controlling device and variable light controlling method |
| 09/27/2007 | WO2007108941A1 Adding and dropping wavelength-channels |
| 09/27/2007 | WO2007108723A1 Wavelength-division multiplexing device (variants) and an optical automatic telephone system |
| 09/27/2007 | WO2007108126A1 Point/multi-point optical communication system |
| 09/27/2007 | WO2007107705A1 A depolarised wdm source |
| 09/27/2007 | WO2007107065A1 A power optimization system of the optical multiplexing layer and method thereof |
| 09/27/2007 | US20070223927 Optical Pulse Time Spreader and Optical Code Division Multiplexing Transmission Device |
| 09/27/2007 | US20070223926 Dispersion compensation device and dispersion compensation method |
| 09/27/2007 | US20070223925 Light source wavelength control apparatus |
| 09/27/2007 | US20070223924 Optical transmission apparatus |
| 09/27/2007 | US20070223923 Ring optical transmission network access node |
| 09/27/2007 | US20070223922 Optical transmission device, optical transmission method, and computer product |
| 09/27/2007 | US20070223921 Optical switch system |
| 09/27/2007 | US20070223917 Information processing device, failure notification method, and computer product |
| 09/27/2007 | US20070223371 Flexible Open Ring Optical Network and Method |
| 09/27/2007 | US20070223363 Control modulation in multipoint-to-point communication using orthogonal frequency division multiplexing |
| 09/27/2007 | US20070223362 System for orderwire modulation |
| 09/27/2007 | US20070223361 Method for orderwire modulation |
| 09/27/2007 | US20070223086 Optical amplifying device |
| 09/26/2007 | EP1838128A2 Optical switch system |
| 09/26/2007 | EP1838014A1 Optical pulse time spreader and optical code division multiplex transmitter |
| 09/26/2007 | EP1655864B1 Apparatus and method for carrying out integration of multi-ports traffics |
| 09/26/2007 | EP1636929B1 Method for pre-emphasising optical signals in a transmission system comprising add-drop modules |
| 09/26/2007 | CN101044707A Method and system for controlling optical network |
| 09/26/2007 | CN101043758A 光交换系统 Optical switching system |
| 09/26/2007 | CN101043506A Method for determining automatically access service types |
| 09/26/2007 | CN101043353A Process for improving data-handling efficiency of network management system |
| 09/26/2007 | CN101043289A Method and apparatus for solving read-write collision of memory |
| 09/26/2007 | CN101043288A Optical multiplexed layer power optimized system and its method |
| 09/26/2007 | CN101043287A Transmission method and system for wavelength-division multiplexed passive optical network |
| 09/26/2007 | CN101043281A Wavelength-division multiplex network synchronous digital hierarchy optical channel performance detecting device |
| 09/26/2007 | CN101043273A Directly modulated laser optical transmission system with phase modulation |
| 09/26/2007 | CN101043271A Method, equipment and system for switching optical service signal protection |
| 09/26/2007 | CN101043268A Apparatus and method for testing optical signal-noise ratio in optical amplifier transmission link |
| 09/26/2007 | CN101043267A Protection and recovery method and apparatus for elastic optical burst ring |
| 09/26/2007 | CN101042513A Control system capable of adjusting wavelengh of laser and method thereof |
| 09/26/2007 | CN101042454A Light code division multiple access decoder and manufacturing method therefor |
| 09/26/2007 | CN100340076C High-density wavelength division multiplexer |
| 09/26/2007 | CN100340075C Interleaving device/deinterleaver for making optical signal very less or not diffuse |
| 09/25/2007 | US7274881 Optical line terminal and method that store the identity numbers of a number of optical network terminals that are associated with a single network end point |
| 09/25/2007 | US7274878 Dispersion compensation method in optical communication system having optical add drop multiplexing capability |
| 09/25/2007 | US7274875 Optical channel power equalizer |
| 09/25/2007 | US7274873 Optical transmission systems including optical switching devices, control apparatuses, and methods |
| 09/25/2007 | US7274841 Optical signal amplifying triode and optical signal transfer method, optical signal relay device, and optical signal storage device using the same |
| 09/25/2007 | CA2371127C Optical communications network |
| 09/20/2007 | WO2007104211A1 Wavelength division multiplexing system and residual dispersion compensating device and method thereof |
| 09/20/2007 | WO2005104735A3 System and method for wave vector multiplexed laser communication |
| 09/20/2007 | US20070217790 Directing Optical Channels Using a Reflective Device |
| 09/20/2007 | US20070217789 Charge multiplexed array of solid-state photosensitive detectors |
| 09/20/2007 | US20070217325 Distributed control in synchronizing remote units to host unit |
| 09/20/2007 | US20070217324 Distributed control in synchronizing remote units to host unit |
| 09/20/2007 | DE102006033463A1 Eindimensionaler wellenlängen-selektiver Schalter und Verfahren zum kanalweisen Schalten für einen eindimensionalen wellenlängen-selektiven Schalter -Dimensional wavelength-selective switch and method for channel switching for a point one-dimensional wavelength-selective switch |
| 09/20/2007 | DE10112511B4 Verfahren zur Qualitätsüberwachung und zur Übertragung von Netzmanagementinformationen in transparenten optischen Übertragungsnetzen Procedures for quality control and for the transmission of network management information in transparent optical transmission systems |
| 09/19/2007 | EP1835648A1 Optical communication network |
| 09/19/2007 | EP1834427A2 Method and apparatus for raman crosstalk reduction via idle data pattern control |
| 09/19/2007 | CN101040473A Method and system for hybrid protection in optical networks |
| 09/19/2007 | CN101040472A System and apparatus for a carrier class WDM pon providing trunk protection with increased fiber utilization, distance and bandwidth |
| 09/19/2007 | CN101040202A 波分复用器体系结构 WDM architecture |
| 09/19/2007 | CN101039528A Graded control computer system based on optical packet switch and optical multicast |
| 09/19/2007 | CN101039298A Frequency-division multiplexing transceiver apparatus, wave-number-division multiplexing transceiver apparatus and method |
| 09/19/2007 | CN101039209A Method for analyzing root warning for multi-manufacturer DWDM network management system |
| 09/19/2007 | CN101039161A Electro-optical conversion module, photoelectric conversion module and method |
| 09/19/2007 | CN101039151A Method, system and client equipment for obtaining optical fiber signal flow information of optical network |
| 09/19/2007 | CN101039149A Wavelength aligning method and system |
| 09/19/2007 | CN101038355A All-optical-fiber add-drop wave filter based on micro-optical ring junction resonant chamber |
| 09/19/2007 | CN101038354A Ultra-short photon crystal 1XN optical power splitter |
| 09/19/2007 | CN100338895C Method and system for control of light signal transmission |
| 09/19/2007 | CN100338894C Gain monitoring method for optical amplifier and apparatus thereof |
| 09/19/2007 | CN100338886C Flashing method of non-service cut-off of light transmission of link network |
| 09/18/2007 | US7272847 System for return bandwidth minimization using selective sampling |
| 09/18/2007 | US7272325 Optical transmission system for substantially equalizing the output signal level among frequency bands and substantially lowering the signal-to-noise ratio |
| 09/18/2007 | US7272323 Bi-directional electrical to optical converter module |
| 09/18/2007 | US7272321 Passive optical network |
| 09/18/2007 | US7272320 Time division multiplexing of inter-system channel data streams for transmission across a network |
| 09/18/2007 | US7272319 System and method for secure multiple wavelength communication on optical fibers |
| 09/18/2007 | US7272318 Passive optical network employing multi-carrier code division multiple access |
| 09/18/2007 | US7272317 Optical multiplexing communication system using ultra high speed signal transmission |
| 09/18/2007 | US7272316 Wavelength-division-multiplexed optical source and passive optical network system employing the same |
| 09/18/2007 | US7272315 Technique for transferring information in a passive optical network |
| 09/18/2007 | US7272314 Optical crossconnect apparatus and optical transmission system |
| 09/18/2007 | US7272313 System with node apparatuses in IP/WDM network |
| 09/18/2007 | US7272312 Optical router |
| 09/18/2007 | US7272311 Optical ring network for burst data communication |
| 09/18/2007 | US7272310 Generic multi-protocol label switching (GMPLS)-based label space architecture for optical switched networks |
| 09/18/2007 | US7272309 System and method of routing data at a photonic core |
| 09/18/2007 | US7272308 Method of WDM channel tagging and monitoring, and apparatus |
| 09/18/2007 | US7272307 Virtual protection channel for fiber optic ring network |
| 09/18/2007 | US7272276 Optical performance monitor |
| 09/18/2007 | US7272274 Module to couple to an electrical and an optical backplane in a chassis |
| 09/18/2007 | US7272271 Electro-optical integrated transmitter chip for arbitrary quadrature modulation of optical signals |
| 09/18/2007 | US7272270 Optical modulator and method of manufacturing same |
| 09/18/2007 | US7271949 Multi-wavelength light source and wavelength division multiplexing system using the same |
| 09/18/2007 | CA2392376C Optical communications system |
| 09/13/2007 | WO2007102163A1 Self-checking optical add drop multiplexer |
| 09/13/2007 | WO2007101779A1 Bidirectional optical amplifier array |
| 09/13/2007 | WO2007101394A1 A distributed feedback semiconductor laser based on reconstruction algorithm and equivalent chirp technology and the manufacture method of the same |