| 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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| 01/26/1994 | EP0580317A1 Optical sub-system utilizing an embedded micro-controller |
| 01/26/1994 | EP0580316A1 Performance monitoring and fault location for optical equipment, systems and networks |
| 01/26/1994 | EP0580125A1 Predistorter for linearization of electronic and optical signals |
| 01/26/1994 | EP0580089A1 Receiver for optical signals, with a preamplifier providing dc-offset correction, and a dual mode transimpedance amplifier |
| 01/26/1994 | EP0579620A1 A terminal for a frequency divided, optical communication system |
| 01/26/1994 | EP0305534B1 Optical space transmission apparatus |
| 01/26/1994 | CN1081299A Wide-band matching method and its circuit for optic fibre subcarrier multiplex (SCM) laser transmitting set |
| 01/26/1994 | CN1081297A Component module |
| 01/25/1994 | US5282257 Star coupler and optical communication network |
| 01/25/1994 | US5282193 Maintenance signal transmission system |
| 01/25/1994 | US5282080 Surface coupled optical amplifier |
| 01/25/1994 | US5282074 Optical amplification repeating system |
| 01/25/1994 | US5282073 System of optical communications between moving stations and corresponding communications method |
| 01/25/1994 | US5282072 Shunt-expansive predistortion linearizers for optical analog transmitters |
| 01/25/1994 | US5281805 Optical-input latch-circuit cell array |
| 01/20/1994 | WO1994001987A1 Component module |
| 01/20/1994 | WO1994001948A1 Technique for accurate carrier frequency generation in ofdm system |
| 01/20/1994 | WO1994001942A1 High bit rate infrared communication system for overcoming multipath |
| 01/20/1994 | DE4223175A1 Integrated optical bidirectional Y=shaped injection laser termination for data communication - has photodetector and reflection modulator in respective branches of Y, and couples to external optical path at opposite end of Y |
| 01/19/1994 | EP0579401A1 Optical transmission system including optical repeaters and regenerators |
| 01/19/1994 | EP0579385A1 Polarization independent optical tap |
| 01/19/1994 | EP0579134A1 Interconnectable multi-terminal star coupler |
| 01/19/1994 | EP0579023A1 Optical signal transmission system with an optical filter attaining a protection against giant impulses |
| 01/18/1994 | US5280551 Backplane optical spine |
| 01/18/1994 | US5280549 Frequency dependent optical isolator |
| 01/18/1994 | US5280376 Light transmission system |
| 01/18/1994 | CA2032209C Optical fiber link control safety system |
| 01/15/1994 | CA2073808A1 Transmissive active fiber-optic star coupler for a network system |
| 01/12/1994 | EP0578437A1 Arrangement for synchronizing data signals in an optical switched system |
| 01/12/1994 | EP0578416A1 Computer fiber optic interface |
| 01/12/1994 | EP0578380A1 Fiber-optic transmission polarization-dependent distortion compensation |
| 01/12/1994 | EP0577896A1 Preamplifier |
| 01/12/1994 | EP0577729A1 Clamping receiver and transmission protocol |
| 01/12/1994 | EP0577698A1 Infrared communication repeater architecture. |
| 01/11/1994 | US5278692 Optical switch and process for the production of said switch |
| 01/11/1994 | US5278688 Fault tolerant fiber optic transmission system |
| 01/11/1994 | US5278686 Optical-fibre telecommunications line with protection device for optical amplifiers |
| 01/11/1994 | US5278536 Electromagnetic radiation node for use in a network and lighting element incorporating such a node |
| 01/11/1994 | US5278404 Optical sub-system utilizing an embedded micro-controller |
| 01/11/1994 | CA2027890C Digital process and device for correcting the non-linearity of a transmission system |
| 01/11/1994 | CA2021561C Receiver for coherent optical communication |
| 01/08/1994 | CA2098051A1 Optical transmission system with optical filter for providing protection against giant pulses |
| 01/06/1994 | WO1994000928A1 Optical source for communications system |
| 01/06/1994 | WO1994000897A1 Optical transmission system |
| 01/05/1994 | EP0577361A1 Fiber optic distribution of image data |
| 01/05/1994 | EP0577267A1 Remote controllers and methods of selectively setting remote control signals |
| 01/05/1994 | EP0577036A1 A tunable-filter control method, tunable-filter control apparatus and optical communication system using the same |
| 01/05/1994 | EP0576532A1 Information system. |
| 01/05/1994 | EP0576508A1 Photonic amplifier. |
| 01/05/1994 | EP0411131B1 Wavelength stabilized source of light |
| 01/05/1994 | DE4221150A1 Data coupling for printed circuit semiconductor - uses light transmission foil for optical data signals coupled to transmission and reception circuit in each semiconductor |
| 01/04/1994 | US5276756 High speed electro-optical signal translator |
| 01/04/1994 | US5276749 Optical reflective star device having one or more orthogonal polarization reflectors |
| 01/04/1994 | US5276746 Polarization independent optical tap |
| 01/04/1994 | US5276549 Optical transmitter including rare earth-doped fiber |
| 01/04/1994 | US5276543 Optical signal equalizer for wavelength division multiplexed optical fiber systems |
| 01/04/1994 | US5276336 Method of and arrangement for individually activating valves |
| 01/04/1994 | CA2099742A1 Method and device for monitoring branched optical line networks |
| 01/02/1994 | CA2099348A1 Arrangement for synchronizing data signals in an optical switched system |
| 12/29/1993 | EP0576358A1 Method of very long distance soliton optical transmission |
| 12/29/1993 | EP0576208A1 Soliton transmission system having sliding-frequency guiding filters |
| 12/29/1993 | EP0576060A1 Optical mixing device having one photodetector for a heterodyne receiver |
| 12/29/1993 | EP0575881A1 Optical communication transmission system with chromatic dispersion compensation |
| 12/29/1993 | EP0575750A2 Laser with longitudinal mode selection |
| 12/29/1993 | CN1023348C Active fibre optical amplifier, with double-core portions, having wide signal wavelength band |
| 12/28/1993 | US5274734 Article comprising a rare earth or transition metal doped optical fiber |
| 12/28/1993 | US5274733 Long-haul optical communication line and method of manufacturing it |
| 12/28/1993 | US5274496 Optical amplifying repeater with monitor and control function |
| 12/28/1993 | US5274490 Optical transmitter, optical receiver and optical transmission apparatus and control method of optical receiver |
| 12/28/1993 | US5274488 Fiber optic communication system |
| 12/28/1993 | US5274381 Phased array antenna system |
| 12/28/1993 | US5274379 Optical identification friend-or-foe |
| 12/28/1993 | CA2099218A1 Optical transmission system |
| 12/23/1993 | WO1993026101A1 A method of establishing a subscriber connection and a subscriber network |
| 12/23/1993 | DE4220042A1 Solar energy powered non-contact transmission of data for work piece handling - has infrared transmitter and receivers coupling moving work carrier and fixed processing station |
| 12/22/1993 | EP0575001A1 Optical transmission system having frequency control |
| 12/22/1993 | EP0574415A1 Device for communication by light |
| 12/22/1993 | EP0486490A4 Modulated retroreflector system |
| 12/22/1993 | CN1023279C Local area network architecture |
| 12/21/1993 | US5272694 Synchronization of terminal stations in a multirate half-duplex tree-structured network |
| 12/21/1993 | US5272558 Two level fiber optic communication from three-value electronic signal source |
| 12/21/1993 | US5272555 Bidirectional optical transmission method and apparatus therefor |
| 12/21/1993 | US5272350 Rotary coupler effecting power and information exchange |
| 12/17/1993 | EP0582587A4 Vertical metallically loaded polarization splitter and polarization-diversified optical receiver. |
| 12/16/1993 | DE4219264A1 Analogue optical transmission from laser sources to common destination - modulating laser current within range lying entirely under sloping portion of emission intensity characteristic |
| 12/16/1993 | DE4218893A1 Phase-modulated IR carrier transmission of digital data words - discriminating between binary signals phase shifted w.r.t. reference signal preceding each received data byte |
| 12/15/1993 | EP0573913A1 Wavelength-tuning and clock-synchronous system in an optical communication network and wavelength division multiplexing optical communication network using the system |
| 12/15/1993 | EP0553073A4 Universal remote control system |
| 12/14/1993 | CA2010144C Network clock synchronisation |
| 12/09/1993 | WO1993025020A2 Optical communication system |
| 12/09/1993 | WO1993025014A1 An optical isolator and an optical telecommunications system |
| 12/09/1993 | WO1993024977A1 Filter with preselected attenuation/wavelength characteristic |
| 12/08/1993 | EP0572960A1 Modulation system and method with third order intermodulation distortion reduction |
| 12/08/1993 | EP0572457A1 Optical communications system and method for transmitting information through a single optical waveguide |
| 12/07/1993 | US5268980 Active optical coupler for optical data link communication system |
| 12/07/1993 | US5268973 Wafer-scale optical bus |
| 12/07/1993 | US5268910 Superluminescent optical source |
| 12/07/1993 | US5268885 Method and means for detecting and stablizing control loop parameters of apparatus for scanning a record carrier |
| 12/07/1993 | US5268786 Optical fiber amplifier and its amplification method |
| 12/02/1993 | DE4307239A1 Integral light transmission and reception module - has light detector and emitter connected via opto-electric converters and hermetically sealed in unit |