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Browse by Category: Main > Communications
Class Information
Number: 398/139
Name: Optical communications > Optical transceiver > Including optical fiber or waveguide
Description: Subject matter including (a) a single or bundle of fiber used as a single transmission medium to propagate optical energy or (b) a system of material designed to confine direct optical waves in a direction determined by its physical boundary.










Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
4889404 Asymmetrical bidirectional telecommunication system Dec. 26, 1989
4850043 High integrity optical data transmission system Jul. 18, 1989
4834485 Integrated fiber optics transmitter/receiver device May. 30, 1989
4825113 Single transmission line bidirectional optical communication system Apr. 25, 1989
4817204 Optical communication apparatus and method for telephone supervisory and audio signals Mar. 28, 1989
4810052 Fiber optic bidirectional data bus tap Mar. 7, 1989
4809361 Optical composite transceiver Feb. 28, 1989
4776660 Light diplexer of a communication system comprising three light connections Oct. 11, 1988
4773722 Two-way coupler for optical fibers Sep. 27, 1988
4767171 Transmission and reception module for a bidirectional communication network Aug. 30, 1988
4765706 Optical communications system including a directional coupler Aug. 23, 1988
4760569 Integrated optical multiplex-demultiplex module for optical communications transmission Jul. 26, 1988
4736359 Single fiber optical communication system Apr. 5, 1988
4710914 Optical fiber telecommunication device Dec. 1, 1987
4709413 Bidirectional fiber optic systems Nov. 24, 1987
4709414 Optical fiber order wire system Nov. 24, 1987
4703471 Monolithically integrated electro-optical multiplexer/demultiplexer Oct. 27, 1987
4701904 Optical local area network employing microwave modulation techniques Oct. 20, 1987
4691386 Optical transmission channel with electrical connectors Sep. 1, 1987
4682323 Interconnecting integrated circuits Jul. 21, 1987
4641371 Multi-star fiber optic network Feb. 3, 1987
4630256 Bidirectional dual network Dec. 16, 1986
4625333 Duplex optical communication device Nov. 25, 1986
4596051 Optical interface to an electrical central office Jun. 17, 1986
4573215 Optical data distribution network with listen-while-talk capabilities Feb. 25, 1986
4551829 Wavelength division multiplexed fiber-optic cable system with non-unique terminal types Nov. 5, 1985
4549782 Active optical fiber tap Oct. 29, 1985
4535441 Communication system for stationary and mobile subscribers Aug. 13, 1985
4519250 Ultrasonic diagnosis apparatus using reduced numbers of photo transmission lines May. 28, 1985
4493113 Bidirectional fiber optic transmission systems and photodiodes for use in such systems Jan. 8, 1985
4456329 Optical device having multiple wavelength dependent optical paths Jun. 26, 1984
4450554 Asynchronous integrated voice and data communication system May. 22, 1984
4422181 Bi-directional fibre-optic coupler Dec. 20, 1983
4422179 Electrical-optical interface network Dec. 20, 1983
4408353 Coaxial cable/fiber optic bus network Oct. 4, 1983
4326298 Arrangement for signaling in a voice communication system with optically fed components Apr. 20, 1982
4289373 Bidirectional optical fiber transmission system Sep. 15, 1981
4262362 Fiber optics duplex module Apr. 14, 1981
4249266 Fiber optics communication system Feb. 3, 1981
4149770 Single-fiber duplex coupler Apr. 17, 1979
4149072 System for flat ribbon optical fiber data communications link Apr. 10, 1979

1 2 3 4 5 6 7 8 9 10










 
 
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