| 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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| 08/03/1982 | US4342499 Communications tuning construction |
| 08/03/1982 | CA1129052A1 Radar system |
| 08/03/1982 | CA1129008A1 Rack entry vehicle communication system |
| 07/27/1982 | US4341438 Light source arrangement in an optical communication system |
| 07/20/1982 | CA1128183A1 Acousto-optic multiplexing and demultiplexing |
| 07/20/1982 | CA1128132A1 Measuring device for transmitting measuring signals via an optical link |
| 07/19/1982 | EP0047779A4 Apparatus for nighttime and low visibility alignment of communicators. |
| 06/30/1982 | EP0054582A1 Communication system in which data are transferred between terminal stations and satellite stations by infrared signals |
| 06/30/1982 | EP0054571A1 Light receiving circuit |
| 06/23/1982 | EP0054363A1 Apparatus for gathering data from a plurality of condition responsive optical sensors |
| 06/23/1982 | EP0054120A1 Service integrated transmission system |
| 06/22/1982 | US4335939 Optical modulators and apparatus including such modulators |
| 06/16/1982 | EP0053790A1 Fiber optical sensor system, preferably for measuring physical parameters |
| 06/16/1982 | EP0053742A1 Method of transmitting signals, semiconductor device and electro-optical device for carrying out this method |
| 06/16/1982 | EP0053674A1 Service integrated digital transmission system |
| 06/16/1982 | EP0053673A1 Service integrated digital transmission system |
| 06/16/1982 | EP0053637A1 Optical repeater for use in active multiport fiber optic data bus coupler |
| 06/15/1982 | US4335463 Simultaneous integral multi-access transmission system on transmission lines by optical fibres |
| 06/15/1982 | CA1125868A1 Fail-safe pulse providing apparatus |
| 06/15/1982 | CA1125859A1 Bidirectional optical fiber transmission system |
| 06/15/1982 | CA1125557A1 Directional optical fiber signal tapping assembly |
| 06/10/1982 | WO1982001942A1 Lightpipe network with optical devices for distributing electromagnetic radiation |
| 06/09/1982 | EP0053545A1 Information transmission system, using direct light-modulation, optical-link and a bandwidth extended towards low frequencies and direct current |
| 06/09/1982 | EP0053391A1 Fiber optical sensor system, preferably for use in automobile equipment |
| 06/09/1982 | EP0053239A1 Service-integrated digital time-division multiplex transmission system |
| 06/09/1982 | EP0053238A1 Service-integrated digital transmission system |
| 06/09/1982 | EP0053236A1 Service-integrated digital transmission system |
| 06/08/1982 | CA1125423A1 Light-emitting and light-receiving diode, particularly for optical telecommunications |
| 06/01/1982 | US4333178 Optical fiber repeater |
| 06/01/1982 | US4332469 Optical multimeter |
| 06/01/1982 | CA1124798A1 Arrangement for separating an optical signal from ambient light |
| 05/26/1982 | EP0052536A1 Sender module output power stabilization device for an optical fibre transmission system |
| 05/26/1982 | EP0052221A1 Signal-processing circuit |
| 05/25/1982 | CA1124329A1 Process and system for controlling the efficiency of an electronic device |
| 05/18/1982 | US4330870 Optical data link |
| 05/18/1982 | US4330869 System of optical telephony |
| 05/18/1982 | US4330204 Self-aligning laser communicator utilizing reciprocal tracking |
| 05/18/1982 | US4330174 Fail-safe fiber optic pushbuttons, displays, and systems employing the same |
| 05/13/1982 | WO1982001631A1 Optical transmission systems |
| 05/11/1982 | US4329659 Feedback control of lasers in fiber optic systems |
| 05/04/1982 | US4327962 Laser/amplifier/detector diode |
| 04/28/1982 | EP0050435A2 Coaxial cable/fiber optic bus network |
| 04/28/1982 | EP0050417A1 Circuit arrangement including an opto-isolator device for checking the state of an electric switch |
| 04/21/1982 | EP0049822A1 Optical wavelength multiplex system |
| 04/20/1982 | US4326298 Arrangement for signaling in a voice communication system with optically fed components |
| 04/13/1982 | US4325146 Non-synchronous object identification system |
| 04/13/1982 | US4325137 Power supply system to terminal equipment through an optical fiber cable |
| 04/13/1982 | US4324981 Light transmission load control system |
| 04/06/1982 | US4323984 Switching equipment using magnetic domains |
| 04/06/1982 | CA1121490A1 Diode which transmits and receives light-rays of the same predetermined wavelength |
| 03/31/1982 | EP0048640A1 Device for separating two light signals emitted by two sources of different wavelengths and transmitted by the same optical fibre, and receiver comprising such a device |
| 03/24/1982 | EP0048057A1 Arrangement for modulating the output signal of a converter, for example an electro-optical converter |
| 03/24/1982 | EP0047779A1 Apparatus for nighttime and low visibility alignment of communicators. |
| 03/23/1982 | US4321707 Fibre-optic communication systems |
| 03/23/1982 | US4321487 Common mode rejection coupler |
| 03/23/1982 | US4321474 Optical signal transmission apparatus |
| 03/18/1982 | WO1982000931A1 A method and an arrangement for increasing the dynamic range at the input stage of a receiver in an optical fibre information transmission system |
| 03/18/1982 | WO1982000921A1 Dual-wavelength light-emitting diode |
| 03/17/1982 | EP0047704A2 Well logging fiber optic communication system |
| 03/17/1982 | EP0047669A2 Telecommunication systems |
| 03/16/1982 | US4320388 Two wire optical data communication system |
| 03/10/1982 | EP0046875A2 Control signal transmission device, especially for aircraft |
| 03/09/1982 | US4319203 Performance-stabilization system for an electrical component emitting pulsed energy |
| 03/09/1982 | US4318873 Using repeater-coupler |
| 03/02/1982 | US4317631 Method and apparatus for measuring attenuation in light waveguides for communications transmission purposes |
| 03/02/1982 | US4317614 Fiber optic bus manifold |
| 03/02/1982 | CA1119254A1 Fiber optics high speed modem |
| 02/24/1982 | EP0046421A1 Receiver for a signal-transmission system by electromagnetic, especially infra.red radiation |
| 02/24/1982 | EP0046351A1 Improvements in or relating to electronic telephone exchanges and optical fibre links for use therein |
| 02/23/1982 | US4317236 Laser digital transmitter |
| 02/23/1982 | US4317235 System for transmitting optical binary data signals through an optical fiber with pilot pulses inserted between two wide spaced successions of data signals |
| 02/23/1982 | US4317234 Telephone subscriber station |
| 02/23/1982 | US4317233 Telephone subscriber station |
| 02/23/1982 | US4317232 Fiber optic signal conditioning circuit |
| 02/16/1982 | US4316156 Optical repeater integrated lasers |
| 02/16/1982 | US4316141 Measuring device with optical signal transmission |
| 02/02/1982 | CA1117619A1 Means for sensing and color multiplexing optical data over a compact fiber optic transmission system |
| 01/27/1982 | EP0044685A1 Data communication system |
| 01/26/1982 | US4313228 Wireless link between vehicles and a stationary installation |
| 01/26/1982 | US4313227 Light energy information transmission system |
| 01/26/1982 | US4313226 Fiber optic control apparatus |
| 01/26/1982 | US4313224 Monitoring system of an optical power in an optical repeater |
| 01/26/1982 | US4313192 Optical transducer array system |
| 01/20/1982 | EP0043929A2 Fibre optical measuring device |
| 01/13/1982 | EP0043450A1 Filtration element for optical-communication engineering |
| 01/12/1982 | US4310767 Data interface between rotating and nonrotating members |
| 01/12/1982 | US4310754 Communication means with transducer physically spaced from interior wall of secure housing |
| 01/12/1982 | US4310217 Active coupler between an optical bus line and one of the subscribers and bus line comprising such active couplers |
| 01/07/1982 | WO1982000073A1 Light receiving circuit |
| 01/05/1982 | US4309671 Control apparatus |
| 01/05/1982 | US4309577 Circuit for closing the remote feed loop of a series-supplied repeater |
| 01/05/1982 | CA1115567A1 Optical coupler for interconnecting two or more optical transmission lines |
| 12/29/1981 | US4307934 Packaged fiber optic modules |
| 12/23/1981 | EP0042229A1 Digital transmission systems |
| 12/23/1981 | EP0042158A2 Optical coupler for transmission and reception over optical fibre |
| 12/22/1981 | US4307469 Injection laser diode digital transmitter having signal quality monitoring arrangement |
| 12/22/1981 | US4307468 Data transmission systems |
| 12/22/1981 | US4307294 Electro-mechanical control means for space communication receiver |
| 12/16/1981 | EP0041668A2 Fiber optical measuring device |
| 12/15/1981 | US4306314 Equipment control system with fiber optic coupled remote control |