Patents
Patents for H04J 14 - Optical multiplex systems (27,009)
10/2014
10/14/2014US8861402 Optical transport switching node with framer
10/09/2014WO2014162108A1 Optical switch
10/09/2014US20140301735 Optical module having composite prism to multiplex optical beams
10/09/2014US20140301734 Optimizing Optical Systems Using Code Division Multiple Access and/or Orthogonal Frequency-Division Multiplexing
10/09/2014US20140301733 Elastic client interface for tunable optical transponder
10/08/2014EP2787668A1 Method and apparatus for balancing link performance
10/08/2014EP2787659A1 Apparatus for suppressing noise in injection-locked light source and wdm-pon system provided with same
10/07/2014US8855500 Channel power control in an optical link
10/07/2014US8855499 Power recapture in an optical communications system
10/07/2014US8855497 Optical transmission system
10/07/2014US8855495 Time-domain based composite modulation for spectrally efficient optical networks
10/07/2014US8855494 Multi-band reconfigurable optical add-drop multiplexer (ROADM) system
10/07/2014US8855492 Selectable multiple-wavelength access for optical network units in arrayed waveguide based wavelength division multiplexing passive optical network
10/07/2014US8855491 Techniques for protecting passive optical networks
10/07/2014US8855490 Backward compatible PON coexistence
10/07/2014US8855489 Communications method, particularly for a mobile radio network
10/07/2014US8855488 Optical transmission system
10/07/2014US8855487 Method and device for obtaining routing information of electro-optical multi-layer network
10/07/2014US8855483 Restoration scheme for an optical network and method of using such a scheme
10/02/2014WO2014160536A1 High-throughput routing in an optical network having a mesh topology
10/02/2014WO2014156203A1 Lightwave communication system
10/02/2014WO2014155775A1 Signal processing device, optical communication system, and signal processing method
10/02/2014WO2014155033A1 Optical switch
10/02/2014WO2014155032A1 Signal routing
10/02/2014WO2014154674A1 Method of receiving a phase-modulated polarization division multiplexed optical signal
10/02/2014US20140294394 Optical communication apparatus and optical communication method
10/02/2014US20140294393 Optical ofdm transmission
10/02/2014US20140294392 High-throughput routing in an optical network having a mesh topology
10/02/2014US20140294391 Bandwidth allocation device and bandwidth allocation method
10/02/2014US20140294390 Method and apparatus for protecting fiber optic distribution systems
10/02/2014US20140294389 Method and apparatus for controlling an optical network unit to restart upon completion of downloading new software
10/02/2014US20140294387 Method and arrangement for adaptive dispersion compensation
10/02/2014US20140294386 Optical transmitting apparatus and optical receiving apparatus
10/02/2014US20140294384 Optical wavelength path rearranging method, computer product, optical transmission managing apparatus, and optical transmission apparatus
10/02/2014US20140294383 Apparatus and Method For an Optical Network
10/02/2014US20140294381 Adjusting carrier spacing in a channel
10/02/2014US20140294378 Transmission apparatus, transmission system, and method of controlling average optical input power
10/01/2014EP2784963A1 Method for Framing Data and Apparatus Thereof
10/01/2014EP2784962A1 Method of receiving a phase-modulated polarization division multiplexed optical signal
10/01/2014EP2784961A2 Optical transmission apparatus and dummy light inserting method
10/01/2014EP2784960A1 Optical transmitter for a WDM network
09/2014
09/30/2014US8849131 Polarization scattering compensation device and polarization scattering compensation method
09/30/2014US8849128 Multi-wavelength light source
09/30/2014US8849122 Apparatus and methods for dynamic delivery of optical and non-optical content in a network
09/30/2014US8849121 Scheduling device
09/30/2014US8849120 Wavelength division multiplexed passive optical network
09/30/2014US8849119 Wavelength-shifted bidirectional wavelength division multiplexing optical network
09/30/2014US8849118 Method for optimizing the capacity of optical communication networks
09/30/2014US8849115 Directionless optical architecture and highly available network and photonic resilience methods
09/30/2014US8849114 Nonlinear compensation in WDM systems
09/30/2014US8849113 Wavelength selective switch and optical transmission apparatus
09/30/2014US8849112 Apparatus, system, and method for asymmetrical and dynamic routing
09/30/2014US8849110 Optical node
09/30/2014US8849109 Fault isolation and provisioning for optical switches
09/30/2014US8849108 Self-correcting wavelength collision avoidance system
09/30/2014US8849077 Wavelength selective switch
09/30/2014US8848738 Optical transmission device and optical transmission method
09/30/2014US8847598 Photonic system and method for optical data transmission in medical imaging systems
09/30/2014CA2765104C Lossless adjustment method of oduflex channel bandwidth and oduflex channel
09/25/2014WO2014153451A1 Wavelength selective switch having integrated channel monitor
09/25/2014WO2014148387A1 Light transmission/reception system, transmitter, receiver, and light transmission/reception method
09/25/2014WO2014147743A1 Transmission device, transmission system, and transmission method
09/25/2014WO2014146708A1 Timing recovery apparatus
09/25/2014WO2014146667A1 Wireless data signal transmission system
09/25/2014US20140286640 Method and apparatus for designing network
09/25/2014US20140286638 Signal processing apparatus and signal processing method
09/25/2014US20140286637 Wavelength-multiplexed optical transmission device, wavelength-multiplexed optical transmission system, wavelength-multiplexed optical transmission method
09/25/2014US20140286635 Optical transmission apparatus and dummy light inserting method
09/25/2014US20140286634 Transceiver system, transmission device, reception device, and control method of transceiver system
09/25/2014US20140286633 Transponder and optical transmission apparatus
09/24/2014EP2782360A2 Twin Multicast Switch
09/24/2014EP2782277A2 Relay device and optical network system
09/24/2014EP2781076A1 Service and application layer optimization using variable rate optical transmission
09/23/2014US8842996 Apparatus and method for transmitting data by using visible light
09/23/2014US8842990 Method and apparatus for detecting rogue optical network unit in passive optical network
09/23/2014US8842989 Broadband optical network apparatus and method
09/23/2014US8842988 Optical junction nodes for use in data center networks
09/23/2014US8842987 Security in multiwavelength optical networks
09/23/2014US8842986 Circuit and method for controlling multi-channel power
09/23/2014US8842984 Methods of protection sharing for multi-protected optical demands in large-scale WDM mesh networks
09/23/2014US8842982 Communications network
09/23/2014US8842947 Method and apparatus for colorless add
09/23/2014CA2703634C Method and apparatus for reducing crosstalk in a dwdm transmission system
09/18/2014WO2014142115A1 Optical transmission system, optical transmission device, optical reception device, and optical transmission method
09/18/2014WO2014141536A1 Optical transmission apparatus and optical transmission method
09/18/2014WO2014141533A1 Switching device and transmission system
09/18/2014WO2014141430A1 Optical transmission apparatus and optical transmission method
09/18/2014WO2014141281A1 Routing in an sdm optical communication network
09/18/2014WO2014141026A1 Airtime-aware scheduling for wireless local-area network
09/18/2014WO2014140571A1 System control of repeatered optical communications system
09/18/2014WO2014139782A1 Access network and associated module
09/18/2014WO2014139557A1 Controlling optical signal power levelling in an optical communication network
09/18/2014WO2014139538A1 All-optical regeneration system for optical wavelength division multiplexed communication systems
09/18/2014WO2014139438A1 System and method for steering packet streams
09/18/2014WO2014139103A1 Optical transceiver with isolated modulator contacts and/or inputs
09/18/2014US20140270781 Optical signal demodulator, optical signal demodulating method, and optical add-drop multiplexer
09/18/2014US20140270780 Apparatus and method for forward error correction over a communication channel
09/18/2014US20140270779 Wavelength selection and configuration method for multi-wavelength optical communication system
09/18/2014US20140270777 Wide bandgap matrix switcher, amplifier and oscillator
09/18/2014US20140270776 Optical communication apparatus, optical route switching apparatus and network
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