Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › 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
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)
11/2007
11/27/2007US7302180 Dual homing for DWDM networks in fiber rings
11/27/2007US7302179 Optical performance monitor using co-located switchable fiber bragg grating array
11/27/2007US7302178 System and method for measuring power of optical signals carried over a fiber optic link
11/27/2007US7302177 Optical transmission system including a plurality of optical transmission devices
11/27/2007US7302176 Optical network
11/27/2007US7302125 Optical device and optical apparatus
11/27/2007US7301997 Method and apparatus for improved high-speed adaptive equalization
11/27/2007US7301973 Method and unit for setting a wavelength to a tunable laser
11/27/2007US7301896 Redundant changeover apparatus
11/27/2007US7300215 Light transceiver module
11/27/2007US7300214 Optical module interfacing device and ethernet system using the same
11/22/2007WO2007133727A1 Nonlinear optical devices based on metamaterials
11/22/2007WO2007133515A2 Self calibrated optical spectrum monitor
11/22/2007WO2007133236A2 Drying apparatus for hydration systems
11/22/2007WO2007133235A2 Micro and nano-structure metrology
11/22/2007WO2007133226A1 Selectable frequency emr emitter
11/22/2007WO2007133000A1 Passive optical network based on reflective semiconductor optical amplifier
11/22/2007WO2007132503A1 Optical electric field receiver, optical multilevel signal receiver, and optical transmission system
11/22/2007WO2007132282A1 Contactless programming and testing of memory elements
11/22/2007WO2007132268A2 Variable gain optical amplifiers
11/22/2007WO2007131864A1 Signal quality detector
11/22/2007WO2007131520A1 Method for transmitting optically transmitted data via a radio antenna and corresponding device
11/22/2007WO2007131519A1 Device for transmitting and receiving data and corresponding operating method
11/22/2007WO2007131430A1 A passive optical network system, a method of acquiring the dependent device capability by the main control device
11/22/2007WO2007131405A1 A device and method for implementing transmission of multi-path multiple service convergence and de-convergence
11/22/2007WO2007131401A1 A dispersion detecting method,device and an optical signal transmission system
11/22/2007WO2007109277A3 Single fiber links for full duplex aircraft data network
11/22/2007WO2007075191A3 Four quadrant linearizer
11/22/2007WO2006096714A8 Xfp transceiver with 8.5g cdr bypass
11/22/2007US20070269223 Optical communication apparatus
11/22/2007US20070269222 Pilot tone bias control
11/22/2007US20070269221 Photonic integrated circuit device and elements thereof
11/22/2007US20070269220 Photonic integrated circuit device and elements thereof
11/22/2007US20070269219 System and apparatus for optical communications through a semi-opaque material
11/22/2007US20070269218 Method and system for transparent transport of optical channel transmission unit signals via an optical transport network
11/22/2007US20070269217 Multi-Data-Rate Optical Transceiver
11/22/2007US20070269216 Methods and apparatus for controlling multiple infrared devices
11/22/2007US20070269215 Wavelength-division-multiplexing optical transmission system and control method thereof
11/22/2007US20070269213 Single Fiber Passive Optical Network Wavelength Division Multiplex Overlay
11/22/2007US20070269212 Method and apparatus to reduce the impact of raman interference in passive optical networks with rf video overlay
11/22/2007US20070269209 Determination of the Amplified Spontaneous Emission in an Optical Fibre Amplifier
11/22/2007US20070269208 Method for Detecting a Check-Back Signal in an Optical Transmission System
11/22/2007US20070269163 Apparatus for Equalizing a Spectrum of a Broadband Light Source
11/22/2007US20070268818 Station side transmission unit, operation control method for station side transmission unit, and optical network using station side transmission unit
11/22/2007US20070268569 Optical amplifier, optical amplification repeater and pump light supply control method
11/22/2007DE102006023184A1 Signalqualitäts-Detektor Signal quality detector
11/22/2007DE102006007558A1 Network has four network node, which are linked with three network paths, and two of three network paths are linked to four network nodes, and two of four network nodes are linked by additional direct number of network paths
11/21/2007EP1858179A1 Illumination light communication device
11/21/2007EP1856826A2 Optical reservation-based network switch fabrics
11/21/2007EP1856825A2 Passive optical network loss test apparatus and method of use thereof
11/21/2007EP1856824A2 Optical terminal with illegal transmission detection circuitry
11/21/2007EP1856823A2 High speed sfp transceiver
11/21/2007EP1856775A2 Multivariable control system with state feedback
11/21/2007EP1856568A2 Apparatus for forming a wdm signal having orthogonally polarized optical channels
11/21/2007EP1391064B8 Wavelengh control using dither modulation and feedback
11/21/2007EP1368910B1 Communications terminal using infrared link
11/21/2007CN200980078Y Optical fiber type visible star-coupler
11/21/2007CN101076961A Communications method, particularly for mobile radio network
11/21/2007CN101076748A Examinant
11/21/2007CN101075956A Method, system and apparatus for building wavelength channel
11/21/2007CN101075854A Method and apparatus for realizing hybrid passive optical network based on WDM and TDM
11/21/2007CN101075853A Optical network unit of Ethernet passive optical network
11/21/2007CN101075852A Downlink structure of millimeter wave optical fibre transmission system and method for generating millimeter wave and modulating information
11/21/2007CN101075851A Method and apparatus for discriminating optical module transmission mode
11/21/2007CN101075850A Optical carrier correlating device of time integral redundancy
11/21/2007CN101075849A Multi-channel optical receiver module
11/21/2007CN100350732C Detection method and apparatus for the current in instrument
11/21/2007CN100350292C Two-dimensional micro-electromechanical optical switch using shuffle Benes interstage join rule and method thereof
11/20/2007US7298978 Method and apparatus for optimizing decision level of signal output from optical receiver
11/20/2007US7298977 Optical transmitter
11/20/2007US7298975 Synchronous collapsed ring architecture for real-time signal switching and distribution
11/20/2007US7298974 Optical communication network system
11/20/2007US7298971 Hybrid optical ring-mesh protection in a communication system
11/20/2007US7298948 Device for optically regenerating pulses, an installation including such a device, and the use of the device
11/20/2007US7298937 TO-can type optical module
11/20/2007US7298463 Automated system and method for optical measurement and testing
11/20/2007US7297922 Optical receiver protection circuit
11/20/2007CA2438609C Optically amplified back-up receiver
11/15/2007WO2007130102A1 Heterodyne receiver array using resonant structures
11/15/2007WO2007130094A2 Inter-chip optical communication
11/15/2007WO2007129131A1 Apparatus having supply voltage adaptive light emitting component circuitry country and method of controlling
11/15/2007WO2007129031A1 Data signal isolation apparatus
11/15/2007WO2007099165A3 Modulator device for generating an optical transfer signal modulated by means of a binary signal
11/15/2007WO2007093937A3 Radio system, master transceiver, radio transceiver and method of transmitting data in a network
11/15/2007WO2006116747A3 Common electronic dispersion compensation arrangement for use with multiple optical communication channels
11/15/2007WO2006096329A3 Optical terminal with illegal transmission detection circuitry
11/15/2007WO2006026319A3 High-power, multiple output amplifier
11/15/2007US20070264031 Burst mode optical receiver
11/15/2007US20070264030 Selectable frequency EMR emitter
11/15/2007US20070264029 Delay interferometer and demodulator
11/15/2007US20070264028 Optical transmitter
11/15/2007US20070264027 Dispersion compensating circuits for optical transmission system
11/15/2007US20070264026 Method and apparatus for controlling phase of a clock signal
11/15/2007US20070264025 Los beat detector
11/15/2007US20070264024 Bi-directional application of a dispersion compensating module in a regional system
11/15/2007US20070264023 Free space interchip communications
11/15/2007US20070264022 Optical module
11/15/2007US20070264021 High-speed fiber-to-the-premise optical communication system
11/15/2007US20070264020 High-speed fiber-to-the-premise optical communication system
11/15/2007US20070264019 Remote controller with narrowed acting angle
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