| 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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| 01/27/2005 | WO2005008923A2 Optical communication system using optical frequency code, optical transmission device and optical reception device thereof, and reflection type optical communication device |
| 01/27/2005 | WO2005008922A1 Signalling routing apparatus and method in optical network |
| 01/27/2005 | WO2005008905A2 Modular dispersion compensator |
| 01/27/2005 | WO2005008832A2 Bi-directional signal interface |
| 01/27/2005 | WO2005008388A2 Olt that stores identity numbers of onts |
| 01/27/2005 | US20050019042 Method and apparatus for electronic equalization in optical communication systems |
| 01/27/2005 | US20050019041 Detection of optical light power |
| 01/27/2005 | US20050019040 Optical communication system and method using spread-spectrum encoding |
| 01/27/2005 | US20050019039 System and method for optimized transmission in distributed Raman amplified systems operating in saturation |
| 01/27/2005 | US20050019037 To can laser package with front monitoring photodetector and turning mirror |
| 01/27/2005 | US20050019036 System and method for performing high-speed communications over fiber optical networks |
| 01/27/2005 | US20050019035 Data communications system, station device, subscriber device, redundant configuration switch determination method, operation control method, and program therefor |
| 01/27/2005 | US20050019034 System and method for communicating optical traffic between ring networks |
| 01/27/2005 | US20050019033 Method and apparatus for controlling downstream traffic in ethernet passive optical network |
| 01/27/2005 | US20050019032 Method and apparatus for operating variable optical attenuator by modulating the attenuation thereof |
| 01/27/2005 | US20050019031 Single-fiber protection in telecommunications networks |
| 01/27/2005 | US20050018995 Wavelength stabilizing apparatus and control method |
| 01/27/2005 | US20050018984 Optical transmission system comprising dispersion management system |
| 01/27/2005 | US20050018981 Receiver optical sub-assembly with reduced back reflection |
| 01/27/2005 | US20050018960 Dynamic spectral equalizer using a programmable holographic mirror |
| 01/27/2005 | US20050018952 Optical transmitter |
| 01/27/2005 | US20050018950 Temperature-controlled flexible optical circuit for use in an erbium-doped fiber amplifier and method for fabricating the flexible optical circuit |
| 01/27/2005 | US20050018724 Optical frequency synthesizer |
| 01/27/2005 | US20050018721 Method of operating an array of laser sources integrated in a monolithic chip or in a photonic integrated circuit (PIC) |
| 01/27/2005 | US20050018720 Contact length trimming or vernier resistor trimming of a semiconductor laser source contact to change the source applied current density and resulting operational wavelength |
| 01/27/2005 | US20050018619 Method and system for creating and implementing zones within a fibre channel system |
| 01/27/2005 | US20050018324 Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
| 01/27/2005 | US20050018271 Apparatus for simultaneous OTDM demultiplexing, electrical clock recovery and optical clock generation, and optical clock recovery |
| 01/27/2005 | US20050018270 Optical data receiver systems |
| 01/27/2005 | US20050017920 Light weight portable phased array antenna |
| 01/27/2005 | DE10328684A1 Receiving unit for use with controller, has optical received power determination unit with comparator comparing measured characteristic variable with stored characteristic to get measurement data and passing data to output port |
| 01/27/2005 | DE10297342T5 Datenübertragungsvorrichtung, Fotoelektrische Umwandlungsschaltung und Prüfvorrichtung Data transfer device, photoelectric conversion circuit and Tester |
| 01/27/2005 | CA2532204A1 Modular dispersion compensator |
| 01/27/2005 | CA2523669A1 Olt that stores identity numbers of onts |
| 01/26/2005 | EP1501225A2 System and method for communicating optical traffic between ring networks |
| 01/26/2005 | EP1501206A1 Access method and connection system by means of optical fiber using dwdm/scm hybrid techniques between base stations and remote antennas in a radiocommunication system |
| 01/26/2005 | EP1500293A1 Context-aware device |
| 01/26/2005 | EP1500218A1 Chromatic dispersion measurement and compensation |
| 01/26/2005 | EP1500217A1 Optical fiber amplification system |
| 01/26/2005 | EP1500216A1 Systems and methods for compensating for signal transients |
| 01/26/2005 | EP1500172A2 Optical communication systems including optical amplifiers and amplification methods |
| 01/26/2005 | EP1389374B1 Optical cwdm-system |
| 01/26/2005 | CN2674769Y Measurer for alarm point and saturation point of light module |
| 01/26/2005 | CN1572071A Integration of a fiber optic fixed access and a fibre optic radio access network |
| 01/26/2005 | CN1571522A Routing method for segment shared recovery of faults in wavelength division multiplexing optical network |
| 01/26/2005 | CN1571393A Node structure supporting variable-length packet in metropolitan area ring network |
| 01/26/2005 | CN1571309A An optical wireless communication ring network |
| 01/26/2005 | CN1571308A Method and apparatus for optimizing dispersion in an optical fiber transmission line in accordance with an optical signal power level |
| 01/26/2005 | CN1571307A Multi-channel optical equalizer for intersymbol interference mitigation |
| 01/26/2005 | CN1571306A Optical CDMA wavelength-time domain two-dimensional optical orthogonal code coder and decoder |
| 01/26/2005 | CN1571305A Optical fibre connecting device |
| 01/26/2005 | CN1571304A An optical fibre transmission system and implementing method of optical fibre transmission thereof |
| 01/26/2005 | CN1571303A Connector for optical fibre communication and manufacturing method thereof |
| 01/26/2005 | CN1571302A Exhibition space viewing guide system in wireless network system |
| 01/26/2005 | CN1571301A Apparatus and method for implementing parallel optimized signal receiving via route display in optical network |
| 01/26/2005 | CN1571300A Implementing method of parallel frame locator for optical synchronous digital transmission system |
| 01/26/2005 | CN1570748A Gain control method for erbium-doped fiber amplifier EDFA |
| 01/26/2005 | CN1570687A Waveguide-optical fiber automatic core adjusting method based on genetic algorithm and device thereof |
| 01/26/2005 | CN1186964C Method and system for communication protection |
| 01/26/2005 | CN1186890C Infrared tour-guiding system |
| 01/26/2005 | CN1186889C Method for respectively treating different state grade subscriber in Ethernet passive optical network |
| 01/26/2005 | CN1186864C Stabilized DFB laser |
| 01/26/2005 | CN1186861C Ytterbium-doped tunable optical-fiber laser |
| 01/26/2005 | CN1186686C Optical attenuator module with automatic regulation function |
| 01/26/2005 | CN1186675C Single-crystal 2X2 photo switch |
| 01/26/2005 | CN1186662C Multi-wavelength optical parameter high-power optical fibre amplifier |
| 01/26/2005 | CN1186659C Double-ring coupled all optical buffer storage |
| 01/26/2005 | CN1186656C Negative dispersion monomode optical fibre and manufacturing method thereof |
| 01/26/2005 | CN1186652C Manufacturing method of apodization Bragg optical fibre grating having no selfcausing chirp effect |
| 01/26/2005 | CN1186610C Eye mask for measuring of distortion in optical transmission |
| 01/25/2005 | US6848053 Optical network unit and optical line terminal |
| 01/25/2005 | US6847788 System and method for equalizing transmission characteristics in wavelength division multiplexing optical communication system |
| 01/25/2005 | US6847763 Colorless tunable dispersion compensator |
| 01/25/2005 | US6847760 Spatially resolved equalization and forward error correction for multimode fiber links |
| 01/25/2005 | US6847758 Method, optical device, and system for optical fiber transmission |
| 01/25/2005 | US6847743 Polarization scrambler unit and multi-repeater transmission system incorporating the same |
| 01/25/2005 | US6847669 Sheet-like electrooptical component, light-guide configuration for serial, bidirectional signal transmission and optical printed circuit board |
| 01/25/2005 | US6847496 Transmission of free-space optical communication signals through windows |
| 01/25/2005 | US6847485 Beam shaping element for use in a lithographic system |
| 01/25/2005 | US6847484 Methods and apparatus for generating polarization mode dispersion |
| 01/25/2005 | US6847478 Optical amplification apparatus using Raman amplification |
| 01/25/2005 | US6847477 Optical system for converting light beam into plurality of beams having different wavelengths |
| 01/25/2005 | US6847475 Optical signal processor and method thereof |
| 01/25/2005 | US6847440 Method for measuring the optical signal-to-noise ratios OSNR in a wavelength division multiplex (WDM) transmission system |
| 01/25/2005 | CA2334890C Input independent tilt free broadband amplifier with dynamic gain equalisation |
| 01/25/2005 | CA2084217C Dispersion compensating devices and systems |
| 01/20/2005 | WO2005006807A1 Transmitter of wireless microphone, receiver for wireless microphone, mobile information communication apparatus, and communication system for wireless microphone |
| 01/20/2005 | WO2005006806A1 Wireless microphone communication system |
| 01/20/2005 | WO2005006604A1 Wavelength dispersion compensation design method and system thereof |
| 01/20/2005 | WO2005006602A1 Improved device and method for controlling polarisation in an optical fibre |
| 01/20/2005 | WO2005006601A1 Method and arrangement for forming reception pulses in an infrared receiver |
| 01/20/2005 | WO2005006600A1 Optical signal transmitter and optical signal transmission system |
| 01/20/2005 | WO2005006576A2 Controlling the extinction ratio in optical networks |
| 01/20/2005 | WO2005006575A2 Optical transceiver module with power integrated circuit |
| 01/20/2005 | WO2005006353A1 Coaxial cable having wide continuous usable bandwidth |
| 01/20/2005 | WO2005006041A1 Fiberoptics, fiberoptic transmission line and optical transmission system |
| 01/20/2005 | WO2004061484A3 Extended source free-space optical communication system |
| 01/20/2005 | WO2003061140A3 Wdm optical transmission system with passive hub |
| 01/20/2005 | US20050014472 Bi-directional signal interface |
| 01/20/2005 | US20050014300 Optical probe and method of testing employing an interrogation beam or optical pickup |