Patents
Patents for H04B 10 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication (73,125)
03/2005
03/24/2005WO2005027380A1 Optical signal receiver, optical signal receiving apparatus, and optical signal transmitting system
03/24/2005WO2005027379A2 Optical signal regenerator for high bit-rate transmission systems
03/24/2005WO2005027378A1 An optical voltage controlled oscillator for an optical phase locked loop
03/24/2005WO2005027370A2 Method and apparatus for identification and acquisition of directional wireless communications links to a network
03/24/2005WO2005027360A2 Scintillation free laser communication system
03/24/2005WO2005027286A1 Seeking and tracking control for locking to transmision peak for a tunable laser
03/24/2005WO2005011316B1 Radio communication system
03/24/2005WO2005008832A3 Bi-directional signal interface
03/24/2005WO2005004358B1 Optical duobinary transmitter and method
03/24/2005WO2005002092A3 Optical packet exchanger
03/24/2005WO2004093351A3 Optical network interface systems and devices
03/24/2005WO2004072770A3 Method and apparatus for testing network data signals in a wavelength division multiplexed optical network
03/24/2005WO2004002001A8 Ultra-wideband communication through a wire medium
03/24/2005US20050063712 High speed large core multimode fiber optic transmission system and method therefore
03/24/2005US20050063711 Electro-optical communication system
03/24/2005US20050063710 Optical transmitter
03/24/2005US20050063708 System and method of using variable pulses for symbology
03/24/2005US20050063707 Method for transmitting digital image signal, digital image transmitting device, digital image sending device and digital image receiver
03/24/2005US20050063706 Deep space communications network
03/24/2005US20050063704 Wavelength division multiplexing optical transmitter using wideband gain laser
03/24/2005US20050063700 Device and method for optical supervisory channel framing in optical transport network system
03/24/2005US20050063656 Optical fiber for improved performance in S-, C- and L-bands
03/24/2005US20050063636 Method and apparatus for providing an antireflection coating on the output facet of a photonic integrated circuit (PIC) chip
03/24/2005US20050063634 Apparatus and methods for integrally packaging optoelectronic devices, IC chips and optical transmission lines
03/24/2005US20050063632 Tunable dispersion compensation using a photoelastic medium
03/24/2005US20050063497 Method and device of analyzing a signal transmitted via a communication link
03/24/2005US20050063427 Using optical solitons to increase figure-of-merit of laser beam deflection devices
03/24/2005US20050063370 Multi-grained network
03/24/2005US20050063076 Movable mirror device and dispersion compensator
03/24/2005US20050062530 Variable decision threshold apparatus
03/24/2005US20050062119 Optical receiver package
03/24/2005US20050062117 Optical receiver package
03/24/2005US20050061954 Receiving circuit for free-space optical communication
03/23/2005EP1517462A2 Tunable dispersion compensator
03/23/2005EP1517461A2 Optical duobinary transmission device
03/23/2005EP1517460A2 Image exposure method and image exposure apparatus
03/23/2005EP1517459A2 Method and device of analyzing a signal transmitted via a communication link
03/23/2005EP1516446A2 Dispersion compensation architecture for switch-ready optical networks
03/23/2005EP1516436A2 Ultra-wideband communication through a wire medium
03/23/2005EP1516434A2 Ultra-wideband communication through a wire network
03/23/2005EP1417712A4 Integrated arrays of modulators and lasers on electronics
03/23/2005EP1151505B1 Gain flattening in fiber amplifiers
03/23/2005CN2687966Y Odd-even cross multiplexing device
03/23/2005CN2687959Y Gallium arsenide optical receiving module
03/23/2005CN2687958Y Optecal fiber distribution apparatus for transmitting optical signal
03/23/2005CN2687957Y Brake device of pull-ring structure for photoelectric module
03/23/2005CN2687694Y Intelligent optical fiber protection device
03/23/2005CN1599993A Optical transmitter apparatus
03/23/2005CN1599992A Redundant optical device array
03/23/2005CN1599292A Single-board backup method and device with line protection
03/23/2005CN1599289A Process for optical communication and system for the same
03/23/2005CN1599288A Super-broadband integral optical waveguide microwave subcarrier electromagnetic wave receiver
03/23/2005CN1599286A Method and apparatus for enabling optical communication through low intensity indicators in an appliance
03/23/2005CN1599284A Method and apparatus for improving noise immunity for low intensity optical communication
03/23/2005CN1599283A Long-wave band erbium-doped fibre-optical superflourescence light source of high-power and high-smooth
03/23/2005CN1599160A Semiconductor laser device series driven by double variable constant current source
03/23/2005CN1599059A 光接收器封装件 The optical receiver package
03/23/2005CN1598680A Device and method for realizing auto-control gain of on-line fibre-optical Raman amplifier
03/23/2005CN1598647A Optical transmission device
03/23/2005CN1598632A Tunable dispersion compensator
03/23/2005CN1598522A Method for measuring retaining stress double-refraction value of stress deflection fibre-optical
03/23/2005CN1598482A Satellite light communication high speed tracking detector and its detecting method
03/23/2005CN1194507C Bidirectional channel restitution method in automatic optical exchange network
03/23/2005CN1194487C Data transmitting method and circuit for medium access control interface in APON system
03/23/2005CN1194254C Distributing-type optical amplifier, amplifying method and optical communication system
03/23/2005CN1194238C Making method of multi-wavelength dispersion/dispersion slope compensator
03/22/2005US6871047 Radio communication connection destination specifying method
03/22/2005US6871025 Direct electrical-to-optical conversion and light modulation in micro whispering-gallery-mode resonators
03/22/2005US6871024 Dispersion compensating method, dispersion compensating apparatus and optical transmission system
03/22/2005US6871023 Spread polarization transmitter and associated system and method of operation
03/22/2005US6871020 Power spectrum monitoring and management in a wavelength division multiplexed network
03/22/2005US6870980 Raman amplifier system
03/22/2005US6870974 Optical fiber communication system using optical phase conjugation as well as apparatus applicable to the system and method of producing the same
03/22/2005US6870863 Methods of controlling a laser in a WDM application
03/22/2005US6870855 Data communication method, electronic apparatus, and physical-layer-control integrated circuit
03/22/2005US6870679 Multi-pass configurations
03/22/2005US6870666 Controlling apparatus and controlling method for wavelength division multiplexing optical amplifier
03/22/2005US6870152 Segmented photodetectors for detection and compensation of modal dispersion in optical waveguides
03/22/2005CA2246897C Optical fiber subscriber network
03/22/2005CA2220072C Method and device for aligning an optical transmission and reception beam in satellite connections
03/17/2005WO2005025243A2 Reconfigurable multi-channel all optical regenerators
03/17/2005WO2005025103A2 Modulator array architectures
03/17/2005WO2005025098A1 Processes and devices for the determination of a pmd-induced outage probability of an optical transmission system
03/17/2005WO2005025097A1 Distributed raman amplification
03/17/2005WO2005025096A1 Looped optical network with ase light recirculation and link and network survivability control system
03/17/2005WO2005025095A1 Osnr monitoring apparatus for wdm optical transmission system compensating for pmd and using a polarization nulling method
03/17/2005WO2005025094A1 Optical transmitter
03/17/2005WO2005024896A2 Free space msm photodetector assembly
03/17/2005WO2005024372A1 Test system and test method for fibre-optic cables
03/17/2005WO2005002091A8 Otdm transmitting method and transmitter
03/17/2005WO2004082301A3 Ultrawide band radio system and pon
03/17/2005US20050060114 Testing and storing tuning information in modular optical devices
03/17/2005US20050058462 Transmission format for supression of four-wave mixing in optical networks
03/17/2005US20050058461 Optical transmission device
03/17/2005US20050058460 Optical transmission controller
03/17/2005US20050058459 Optical equalizer for intersymbol interference mitigation
03/17/2005US20050058457 Method and apparatus for optical noise cancellation
03/17/2005US20050058455 Analog to digital signal conditioning in optoelectronic transceivers
03/17/2005US20050058452 Method and apparatus for transmission control in an ethernet passive optical network
03/17/2005US20050058451 Enhanced fiber infrastructure for building interiors