Patents
Patents for H04J 14 - Optical multiplex systems (27,009)
09/2006
09/06/2006CN1828353A 色散补偿器 Dispersion compensator
09/06/2006CN1828351A Optical fiber waveguide type F-P filter
09/06/2006CN1274103C Optical ring net for burst data communication
09/06/2006CN1274102C Method for suppressing coherent crosstalk in optical transmission system and optical transmission system
09/06/2006CN1273847C Multipurpose all-optical reshaper based on Sagnarc ring
09/06/2006CN1273815C Method for measuring signal optical information noise ratio of wavelength division multiplexing system in light wave length, power monitor
09/05/2006US7103278 Virtual concatenation of optical channels in WDM networks
09/05/2006US7103277 Fiber-to-the-premise architectures
09/05/2006US7103275 Optical transmission system
09/05/2006US7103249 Optical module and manufacturing method of the same, optical-communication apparatus, and electronic apparatus
09/05/2006US7103244 Miniaturized reconfigurable DWDM add/drop system for optical communication system
09/05/2006US7103241 Optical switching device
09/05/2006US7103239 Optical transmitter
09/05/2006CA2397504C Improved data compression apparatus and method therefor
09/05/2006CA2377647C Broadband wavelength-division multiplexer/demultiplexer
08/2006
08/31/2006WO2006091351A1 Matrix time division multiplex (mtdm) interrogation
08/31/2006WO2006089483A1 System and method for generating optical return-to-zero signals with alternating bi-phase shift and frequency chirp
08/31/2006WO2006089482A1 System and method for generating optical return-to-zero signals with differential bi-phase shift
08/31/2006WO2006089356A1 Optical commmunications system
08/31/2006US20060193638 Wavelength dispersion compensation design method and a system thereof
08/31/2006US20060193633 Optical division multiplexing transmission and reception method and optical division multiplexing transmission and reception device
08/31/2006US20060193554 Optical transmission system
08/31/2006US20060193032 Multi-frequency light source
08/31/2006DE10118959B4 Verfahren zur Ansteuerung eines 3R Regenerators Method for driving a 3R regenerator
08/31/2006CA2598511A1 Matrix time division multiplex (mtdm) interrogation
08/30/2006EP1696590A2 Chromatic dispersion compensating apparatus
08/30/2006EP1269662B1 Power controlling network element
08/30/2006CN1826747A An electro-optically tunable optical filter
08/30/2006CN1826746A Method and apparatus for implementing sub-multiplex section sharing protection in all optical network
08/30/2006CN1825792A Method for maintaining terminal-to-terminal in WDM system
08/30/2006CN1825791A Optical division multiplexing transmission and reception method and optical division multiplexing transmission and reception device
08/30/2006CN1272923C Optical relay station device for optical transmission system and its automatic gain regulating method
08/30/2006CN1272647C Optical amplification based optical fiber Fizeau strain sensor FDM system and method
08/29/2006US7099595 Optical wavelength multiplexing transmission apparatus and optical output control method for optical wavelength multiplexing transmission apparatus
08/29/2006US7099587 Apparatus and method for delaying optical signals for optical buffering and optical storage applications
08/29/2006US7099586 Reconfigurable multi-channel all-optical regenerators
08/29/2006US7099584 Advanced error correcting optical transport network
08/29/2006US7099583 Optical cross-connect
08/29/2006US7099582 Method and apparatus for multi-protocol and multi-rate optical channel performance monitoring
08/29/2006US7099579 Bridge terminal output unit
08/29/2006US7099577 Optical transmission system with bidirectional connection paths and method for setting up at least one bidirectional connection path
08/29/2006US7099531 Compensating for chromatic dispersion in optical fibers
08/29/2006US7099529 Flexible band tunable filter
08/29/2006US7099368 Ultra-wideband communication through a wire medium
08/29/2006CA2291837C Optical communication network
08/24/2006WO2006088566A2 Hdsl optical fiber transmission system and method
08/24/2006WO2006087805A1 Optical communication device and optical communication control method
08/24/2006US20060188262 Optical transmission system
08/24/2006US20060188260 Robust service delivery node and method therefor
08/24/2006US20060188259 HDSL optical fiber transmission system and method
08/24/2006US20060188257 Method for transmitting data in synchronous Ethernet passive optical network
08/24/2006US20060188256 Matrix time division multiplex (MTDM) interrogation
08/24/2006US20060188253 Method for switching transmission route, and optical transmission device
08/24/2006US20060188252 Method for determiming a link path and a corresponding unoccupied wavelength channel
08/24/2006US20060187972 Core network system and optical transmission equipment
08/24/2006CA2533478A1 Fast dynamic gain control in an optical fiber amplifier
08/23/2006EP1692798A2 Method and system for communicating optical traffic at a node
08/23/2006EP1692790A1 Arrangement for the compensation of raman scattering
08/23/2006EP1346499A4 A system and method for increasing channel capacity of fiber-optic communication networks
08/23/2006CN2809664Y Etched diffraction grating with double-layer cone-shaped structure
08/23/2006CN1822528A Wavelength division multiplexing optical transmission system and method
08/23/2006CN1271808C Temperature controller in optical communication apparatus and control method thereof
08/23/2006CN1271807C Micro electromechanical system based optical add-drop multiplexer optical add-drop multiplexer
08/23/2006CN1271803C Self adaptive channel reservation and searching method in light burst exchange
08/23/2006CN1271802C Method for realizing light burst exchange connection control
08/23/2006CN1271800C Broadband optical fiber parameter amplifier
08/23/2006CN1271757C Multiple wavelength ultra continuous light sources
08/23/2006CN1271465C Single optical-fiber bidirectional photo amplifier
08/23/2006CN1271436C Reflection type array wave guide modulating type photoswitch
08/23/2006CN1271433C Mechanical type electric variable optical attenuator with limit control
08/23/2006CN1271427C 薄膜滤波器 Thin-film filter
08/23/2006CN1271425C Making process of film filter with negative temperature drift coefficient
08/22/2006US7096257 Automatic assignment of addresses to nodes in a network
08/22/2006US7095959 Optical time division multiplexing/demultiplexing system
08/22/2006US7095958 Fiber access architecture capable of being seamlessly upgraded
08/22/2006US7095957 Optical/radio local access network
08/22/2006US7095956 Method and apparatus for validating a path through a switched optical network
08/22/2006US7095955 System and method for performance monitoring in a passive optical network
08/22/2006US7095918 Optical wavelength switch having planar lightwave circuit structure
08/22/2006US7095912 Technique for mitigation of polarization mode dispersion in fiber optic transmission links
08/22/2006US7095707 Apparatus and method for trellis encoding data for transmission in digital data transmission systems
08/22/2006US7095552 Raman optical fiber amplifier using erbium doped fiber
08/17/2006WO2005076508A8 Device for temporal subsampling of an otdm optical signal, otdm-wdm converter comprising same and otdm-wdm converter
08/17/2006WO2004070457A3 Multiport optical amplifier with narrowcast power equalization
08/17/2006US20060182447 Optical communications system
08/17/2006US20060182446 Integrated wired and wireless WDM PON apparatus using mode-locked light source
08/17/2006US20060182445 Wavelength division multiplexed passive optical network system using light source wavelength-locked by injected incoherent light
08/17/2006US20060182444 Controlling proportional allocation transmission in an EPON through an OLT scheduling algorithm
08/17/2006US20060182443 Optical packet exchanger
08/17/2006US20060182441 Method and apparatus of monitoring and controlling the emission wavelengths of a plurality of laser sources integrated on the same chip or in the same photonic integrated circuit (pic)
08/16/2006EP1690364A2 Coherent-states based quantum data-encryption through optically-amplified wdm communication networks
08/16/2006EP1186131B1 Method and system for increasing a number of information channels carried by optical waveguides
08/16/2006CN1819502A Wave-length controlling circuit of light communication wavelength division multiplexing
08/16/2006CN1819501A High-code ratio communication system between relay satellite and low-track satellite
08/16/2006CN1819500A Multi-carrier light transmitting method of light access system with multi-path signal
08/16/2006CN1819485A Radio communication system
08/16/2006CN1819379A Multiple resonator and variable-wavelength light source using the same
08/16/2006CN1818743A Farady rotator and optical device comprising same, and antireflection film and optical device comprising same
08/16/2006CN1818729A Chirp fibre-optical grating compensator with dispersion
08/16/2006CN1270465C Light transmission system and method