| 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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| 05/05/1993 | EP0540226A2 System and method for transmitting data in an optical traffic preemption system |
| 05/04/1993 | US5208880 Microdynamical fiber-optic switch and method of switching using same |
| 05/04/1993 | US5208879 Optical signal distribution system |
| 05/04/1993 | US5208817 Modulator-based lightwave transmitter |
| 05/04/1993 | US5208808 Method of assigning slots in a ucol-type star network and electronic device for carrying out such method |
| 05/04/1993 | US5208699 Compensated, SBS-free optical beam amplification and delivery apparatus and method |
| 05/04/1993 | US5208693 Transmission protocol for clamping receiver |
| 05/04/1993 | US5208692 High bandwidth network based on wavelength division multiplexing |
| 05/04/1993 | US5208691 Wavelength-time-space division switching system |
| 05/04/1993 | CA1317363C Dual mode light emitting diode/detector diode for optical fiber transmission lines |
| 05/01/1993 | CA2081844A1 Optical generator, particularly for transmitting microwage signals |
| 04/29/1993 | WO1993008654A1 Wireless transmitting and receiving device with selectable channel settings |
| 04/29/1993 | WO1993008494A1 Opto-electronic combiner |
| 04/29/1993 | DE4239863A1 Optical data transmitter for car traffic - has photosensitive sensor with optical focussing OS reception beam, and directional control |
| 04/28/1993 | EP0539267A1 Link with optical fibre amplifiers |
| 04/28/1993 | EP0539266A1 Transmission and electrical conversion system of frequency modulated power optical signals |
| 04/28/1993 | EP0539177A2 An optical transmission system |
| 04/28/1993 | EP0539119A1 Compensated laser structure for analog communication applications |
| 04/28/1993 | EP0539038A2 Optical transmitters |
| 04/28/1993 | EP0539007A2 Apparatus and method for high speed flexible multiplexing for fibre optic data transmission |
| 04/28/1993 | EP0538635A2 Microcellular mobile communication system |
| 04/28/1993 | EP0538552A2 High speed array processor bus |
| 04/26/1993 | CA2081091A1 System for transmitting frequency modulated light signals and converting said signals into electrical signals |
| 04/22/1993 | DE4231919A1 Electro=optical transmitter with bistable protective circuit - ensures that electrical to optical signal converter is switched-off unless output light conductor is properly coupled |
| 04/22/1993 | DE4134666A1 Optical to electrical signal conversion - feeding electrical signals into analogue shift register at specified clock frequency |
| 04/21/1993 | EP0537409A2 Fault tolerant fiber optic transmission system |
| 04/21/1993 | EP0236432B1 Optical fiber bandwidth limiting method |
| 04/20/1993 | US5204923 Unit for amplifying light signals in optical fiber transmission lines |
| 04/20/1993 | US5204866 Bidirectional free-space optical bus for electronics systems |
| 04/20/1993 | US5204768 Remote controlled electronic presentation system |
| 04/20/1993 | US5204767 Pay-channel transmission system for CATV |
| 04/20/1993 | CA1316582C Signal discriminator |
| 04/15/1993 | WO1993007687A1 Network with line monitoring system |
| 04/15/1993 | WO1993007686A1 Optical microphone with vibrating optical element |
| 04/14/1993 | EP0536919A2 Efficient single-hop directional multichannel system |
| 04/14/1993 | EP0536726A2 Arrangement of optically interconnecting a plurality of light emitter/receiver modules respectively mounted on separate circuit boards |
| 04/14/1993 | EP0536544A2 Portable telephone system |
| 04/14/1993 | EP0536496A2 Switching device for glass fibre cables of the telecommunication and data technology |
| 04/14/1993 | EP0536430A1 Process for the power supply of a remote control, e.g. for a car lock system |
| 04/13/1993 | US5202940 Modular electro-optic bus coupler system |
| 04/13/1993 | US5202781 Arrangement for the waveguide-free bidirectional light or infrared transmission of electrical signals |
| 04/13/1993 | US5202776 Time delay beam formation |
| 04/13/1993 | US5202746 Method and apparatus for identifying an optical transmission medium |
| 04/13/1993 | US5202553 Enhanced performance optical receiver having means for switching between high and low amplifier configurations |
| 04/13/1993 | CA1316235C Methods of and systems for optical fiber sensing |
| 04/07/1993 | EP0536041A1 Method for the dynamic allocation of subscribes to the central station of an optical communication network |
| 04/07/1993 | EP0535858A2 Selection of transmission facilities using optical wavelength division multiplexing |
| 04/07/1993 | EP0535709A2 Photo-electric integrated circuit device |
| 04/07/1993 | EP0535590A2 Two-way repeater employing optical amplification |
| 04/07/1993 | EP0535494A2 Optical homodyne receiver for PSK signals |
| 04/07/1993 | EP0535363A2 Receiver for amplitude, frequency and/or FSK modulated signals on different carrier frequencies |
| 04/07/1993 | EP0535002A1 Erbium-doped fibre amplifier with shaped spectral gain. |
| 04/06/1993 | US5201017 Optical communications systems |
| 04/06/1993 | US5200964 Broad linewidth lasers for optical fiber communication systems |
| 04/06/1993 | US5200795 Passive quadrature phase detection system for coherent fiber optic systems |
| 04/06/1993 | US5200631 High speed optical interconnect |
| 04/06/1993 | CA1315851C Optical communication by injection-locking to a signal which modulates an optical carrier |
| 04/05/1993 | CA2079765A1 Optical system for connecting subscriber terminals to a telecommunications network local exchange |
| 04/01/1993 | DE4128671A1 Transmission of information signal over optical fibre and - converting information signal in first step into HF, carrierless signal, limited to one polarity plane |
| 03/31/1993 | EP0534644A2 Optical communications systems |
| 03/31/1993 | EP0534433A2 Optical regenerative-repeater system |
| 03/31/1993 | EP0534147A1 Optical frequency comb generator |
| 03/31/1993 | EP0534146A2 Optical comb generator |
| 03/31/1993 | EP0534145A2 Optical comb generator |
| 03/31/1993 | EP0533843A1 Tunable light source and fibre optical systems with tunable light source |
| 03/31/1993 | CN1020229C Optical fibre link circuit testing network |
| 03/30/1993 | US5199089 Strained distributed optical fiber communication system |
| 03/30/1993 | US5199086 Electro-optic system |
| 03/30/1993 | US5198684 Semiconductor integrated circuit device with optical transmit-receive means |
| 03/30/1993 | US5198658 Transimpedance amplifier-input stage for an optical receiver |
| 03/30/1993 | CA2014551C Optical branching equipment and optical network using the same |
| 03/30/1993 | CA1315341C Optical communication circuit with mode scrambler |
| 03/30/1993 | CA1315340C Control of optical systems |
| 03/24/1993 | EP0533581A1 Bidirectional communication apparatus between two objects and weapons system, comprising a vehicle and at least one carried load of this vehicle, equipped with such apparatus |
| 03/24/1993 | EP0533543A1 Optical commutator and method for its fabrication |
| 03/24/1993 | EP0533324A2 Sensitized erbium fiber optical amplifier and source |
| 03/24/1993 | EP0533167A2 Optical communication system having transmission line switching system |
| 03/24/1993 | EP0532717A1 Multimedia high speed network |
| 03/23/1993 | US5197097 Cell signal processing circuit and optical switch apparatus using the same |
| 03/23/1993 | US5196712 Printed circuit board apparatus with optical switching |
| 03/23/1993 | CA2015039C Ultrashort optical pulse modulating equipment |
| 03/23/1993 | CA1314937C Method for the transmission of data between two stations by means of optical waveguides |
| 03/23/1993 | CA1314935C Optical communications network |
| 03/23/1993 | CA1314741C Dynamic coupler using two-mode optical waveguides |
| 03/18/1993 | WO1993005621A1 Optical switching in a fiber communication system |
| 03/18/1993 | WO1993005619A1 Fiber optic status monitor and control system |
| 03/18/1993 | WO1993005592A1 Non-linear optical interferometer with saturated amplifier |
| 03/18/1993 | WO1993005591A1 Signal level control in a fiber communications system |
| 03/18/1993 | WO1993005590A1 Device for optical transmission of data between different electronic circuits |
| 03/18/1993 | WO1993005571A1 Push-pull optical receiver having gain control |
| 03/18/1993 | WO1993005554A1 A method of suppressing relative intensity noise in coherent optical systems, such as communication receivers |
| 03/17/1993 | EP0532388A1 Long distance optical communication line and method of making the same |
| 03/17/1993 | EP0532021A2 Coherent subcarrier multiplexed optical communication system |
| 03/17/1993 | EP0531663A2 Heterogeneous ports switch |
| 03/17/1993 | EP0531499A1 Optically operated electric transversal filter |
| 03/16/1993 | US5195162 Planar polymer light guide methods and apparatus |
| 03/16/1993 | US5195160 Amplified optical fibre systems |
| 03/16/1993 | US5195149 Fiber optic amplifier |
| 03/16/1993 | US5194979 Wideband optical amplifier-receiver system |
| 03/16/1993 | US5194977 Wavelength division switching system with reduced optical components using optical switches |