| 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) |
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| 06/25/2008 | CN100397123C Narrow-band heat-light adjustable Farbry-Boro filter with flat-top responding |
| 06/25/2008 | CN100397121C Cyclo olefin copolymer optical communication element |
| 06/25/2008 | CN100397118C Chromatic dispersion-compensating optical fibre in the s-band using a higher order mode |
| 06/24/2008 | US7392440 Optical reception device and optical reception method |
| 06/24/2008 | US7391978 Optical signal transmitter and optical signal transmission system |
| 06/24/2008 | US7391977 Monitoring mechanisms for optical systems |
| 06/24/2008 | US7391976 Optical acoustoelectric transducer |
| 06/24/2008 | US7391975 Method of synchronizing servo timing in an optical wireless link |
| 06/24/2008 | US7391974 Wavelength division multiplexing optical transmission equipment and method of amplifying optical wavelength division multiplexed signals |
| 06/24/2008 | US7391972 Method and apparatus for maintaining behavior of a network terminal |
| 06/24/2008 | US7391971 Method and system for powering up an optical network |
| 06/24/2008 | US7391970 Apparatus and method for monitoring optical signal-to-noise ratio |
| 06/24/2008 | US7391969 Method and apparatus for pulse generation and adaptive pulse generation for optical communications |
| 06/24/2008 | US7391825 Comparator circuit having reduced pulse width distortion |
| 06/24/2008 | US7391723 Frame-level fibre channel CRC on switching platform |
| 06/24/2008 | US7391712 Method and system for forward-looking tone allocation |
| 06/24/2008 | US7391711 Method and system for adaptive modulation |
| 06/24/2008 | US7391562 Optical fiber amplifier and dispersion compensating fiber module for optical fiber amplifier |
| 06/24/2008 | US7391560 Multistage optical amplifier having tilt compensation feature |
| 06/24/2008 | US7391559 Apparatus and method for Raman gain spectral control |
| 06/24/2008 | US7391550 Method and apparatus for optical broadband frequency chirp |
| 06/24/2008 | US7391005 Direct attach optical receiver module and method of testing |
| 06/21/2008 | CA2615306A1 Inline pump sharing architecture for remotely-pumped pre-and post-amplifiers |
| 06/19/2008 | WO2008073131A1 System and method for transmitting optical markers in a passive optical network system |
| 06/19/2008 | WO2008072945A1 Optical signal phase regenerator for formats of differential modulation with phase changes |
| 06/19/2008 | WO2008072476A1 Light reception device and light reception method |
| 06/19/2008 | WO2008072356A1 Optical communication system, its optical communication method, and communication device |
| 06/19/2008 | WO2008048219A3 Acquisition, pointing, and tracking architecture for laser communication |
| 06/19/2008 | WO2008047348A3 Estimation of bandwidth limiting effects in high frequency communication systems |
| 06/19/2008 | WO2008027640A3 Selecting optical waves |
| 06/19/2008 | WO2008024183A3 High-dynamic-range analog fiber-optic link using phase modulation and tunable optical filter |
| 06/19/2008 | WO2007146628A3 Electronic dispersion copmensation systems and methods |
| 06/19/2008 | WO2007100983A3 Fiber-to-the-home (ftth) optical receiver with distributed gain control |
| 06/19/2008 | US20080145066 Coherent optical receiver |
| 06/19/2008 | US20080145063 Optical transceiver using heterodyne detection and a transmitted reference clock |
| 06/19/2008 | US20080145062 Apparatus for optical data transmission |
| 06/19/2008 | US20080145061 Radio over fiber link apparatus of time division duplex scheme |
| 06/19/2008 | US20080145060 Integrating optoelectronic components into a molded communications module having integrated plastic circuit structures |
| 06/19/2008 | US20080145059 Method for measuring the high speed behavior of fiber optic transceivers |
| 06/19/2008 | US20080145057 Method and system for generating switching control signal separating transmission signal in optical repeater employing TDD scheme |
| 06/19/2008 | US20080145051 Long reach optical network |
| 06/19/2008 | US20080145048 Optical fiber monitoring system and method incorporated with automatic fault protection mechanism |
| 06/19/2008 | US20080145047 Method of Determining Delay in an Adaptive Path Optical Network |
| 06/19/2008 | US20080144993 Optimisation of the Number and Location of Regenerative or Non-Regenerative Repeaters in Wavelength Division Multiplex Optical Communication Links |
| 06/19/2008 | US20080144991 Optical Transmission System Via Polarization-Maintaining Fibres |
| 06/19/2008 | US20080144987 Optical signal noise suppressor and optical signal noise suppressing method |
| 06/19/2008 | US20080144823 Photon Detecting Device and Optical Communication System |
| 06/19/2008 | US20080144680 Single Mode Light Source Device Having External Cavity |
| 06/19/2008 | US20080144674 Superfluorescent fiber source with enhanced mean wavelength stability |
| 06/19/2008 | US20080144016 Method and apparatus for acoustic sensing using multiple optical pulses |
| 06/19/2008 | DE102006059442A1 Vorrichtung zur optischen Datenübertragung Device for optical data transmission |
| 06/19/2008 | DE102006058622A1 Empfangseinheit für einen optischen Drehübertrager Receiving unit for optical rotary transformer |
| 06/19/2008 | DE102006058395A1 Anordnung zur elektrischen Ansteuerung und schnellen Modulation von THz-Sendern und THz-Messsystemen Arrangement for electrical control and fast modulation of THz transmitters and THz measuring systems |
| 06/18/2008 | EP1933587A1 Method and device for telecommunications transmission |
| 06/18/2008 | EP1933478A1 Coherent optical receiver |
| 06/18/2008 | EP1933477A1 A optical fiber access network and a communication protection method thereof |
| 06/18/2008 | EP1932261A1 Optical demodulating apparatus and method |
| 06/18/2008 | EP1932260A1 Apparatus for modulating one or both of spectral phase and amplitude of an optical signal |
| 06/18/2008 | EP1932259A2 Multimode distance extension |
| 06/18/2008 | EP1932258A2 Energy converting device and use thereof in remote powering and/or remote control of remotely-sited active optical components in an optical telecommunication network |
| 06/18/2008 | EP1932257A2 Apparatus and method for adaptive adjustment and performance monitoring of avalanche photo-diode optical receiver and laser transmitter for fiber link long haul applications |
| 06/18/2008 | EP1932039A1 Optical communication bus network for avionic equipment |
| 06/18/2008 | EP1733335A4 Radio frequency identification of a connector by a patch panel or other similar structure |
| 06/18/2008 | EP1563576B1 Fiber amplifier having a non-doped inner core and at least one doped gain region |
| 06/18/2008 | CN201075573Y Full optical fiber wavelength division multiplexing tunable single frequency optical fiber array laser and testing system thereof |
| 06/18/2008 | CN101202592A Chromatic dispersion compensating fiber |
| 06/18/2008 | CN101202591A Method for realizing multicast virtual local area network registration in GPON system |
| 06/18/2008 | CN101202590A Method for realizing network management of function expandable board |
| 06/18/2008 | CN101202589A Apparatus and method for malfunction detection of transmission equipment |
| 06/18/2008 | CN101202588A Service management system of GigaBit passive optical network |
| 06/18/2008 | CN100395972C Method and apparatus for implementing optical wavelength conversion function in communication system |
| 06/18/2008 | CN100395971C Wavelength selection switcher |
| 06/18/2008 | CN100395969C Optical add and drop multiplexer (OADM) |
| 06/18/2008 | CN100395585C Method for polarized quadrature modulating optical label based on residual sideband |
| 06/18/2008 | CN100395578C Gain space set erbium doped optical fiber amplifier |
| 06/18/2008 | CN100395575C Photoswitch and photoswitch combination |
| 06/18/2008 | CN100395574C Flexible optical fiber multipath image transmission device |
| 06/18/2008 | CN100395570C 光纤 Optical fiber |
| 06/18/2008 | CN100395527C Method and apparatus for measuring phase differences between intensity-modulated optical signals |
| 06/17/2008 | US7389055 DQPSK receiver phase control |
| 06/17/2008 | US7389054 Optical communication apparatus and optical add/drop apparatus |
| 06/17/2008 | US7389053 Tunable filtering of RF or microwave signals based on optical filtering in Mach-Zehnder configuration |
| 06/17/2008 | US7389052 Calibration method for station orientation |
| 06/17/2008 | US7389051 Illuminator including optical transmission mechanism |
| 06/17/2008 | US7389049 Chromatic dispersion compensation controlling system |
| 06/17/2008 | US7389048 Optical wavelength-division multiple access system and optical network unit |
| 06/17/2008 | US7389047 Optical ring transmission network |
| 06/17/2008 | US7389045 Apparatus and method for monitoring and compensating an optical signal |
| 06/17/2008 | US7389044 Method and system for providing a signature signal in an optical network in the event of loss of a client |
| 06/17/2008 | US7389043 Protection architecture for photonic switch using tunable optical filter |
| 06/17/2008 | US7389018 Arrangement for low cost path protection for optical communications networks |
| 06/17/2008 | US7389012 Electro-optical module comprising flexible connection cable and method of making the same |
| 06/17/2008 | US7388703 Optical transmission device and optical phase modulator |
| 06/17/2008 | US7388189 System and method for connecting electrical devices using fiber optic serial communication |
| 06/17/2008 | CA2343780C Optical phase detector |
| 06/12/2008 | WO2008070505A1 Two way device free communications system |
| 06/12/2008 | WO2008069925A1 Methods, systems, and computer program products for providing uplink collision identification |
| 06/12/2008 | WO2008069490A1 Polarization-insensitive one-way quantum key distribution receiver, transmitter/receiver system |
| 06/12/2008 | WO2008068842A1 Optical repeater of optical submarine cable system and optical submarine cable system equipped with that optical repeater |
| 06/12/2008 | WO2008068811A1 Station-side terminator |