GB2264018B
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1995-09-20
Optical signal transmission network
EP0458648A3
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1996-11-13
Communication interface for serial transmission of variable length data tokens
EP0526109A3
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1993-08-25
Fire-resistant cable for transmitting high frequency signals
IL107826A0
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1994-07-31
An optical communications system for transmitting information signals having different wavelengths over a same optical fiber
DE3175997D1
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1987-04-16
Optical communication transmission system
EP0426357A3
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1992-08-12
Optical equalization receiver for lightwave communication systems
HUT56672A
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1991-09-30
Digital telecommunication transmission system with coding of digital signal per subband
GB2265271B
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1996-01-03
Optical signal transmission devices
AU6795890A
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1991-07-04
Method of transmitting a first data rate input signal to a remote terminal over lower rate transmission channels
EP0146894A3
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1986-12-03
Communications system for transmitting and receiving data and voice signals simultaneously through 2-wire signal lines
GB8816635D0
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1988-08-17
Transmission system for sending two signals simultaneously on same communications channel
AU4017093A
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1993-12-23
Optical communication transmission system
AU1081488A
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1988-07-27
Optical communications network
EP0584687A3
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1996-01-24
Apparatus for digital data transmission between two subscribers
HU9503484D0
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1996-01-29
Optical telecommunication system and method for optical transmitting signals with determined rate
GB9311826D0
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1993-07-28
Optical amplifier repeater transmission method and equipment
GB2274753B
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1997-06-25
Optical signal transmission network
GB2161339B
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1987-03-18
Fiber optic digital data transmitting system
AR242461A1
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1993-03-31
An amplifier for optical fibre telecommunication lines which transmit signals.
EP0542535A3
(en )
1993-09-22
Method of optical signal communication
IL71119A0
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1984-06-29
Optical fiber reception block and coupler
EP0438155A3
(en )
1992-11-25
Optical communication equipment and optical communication method
PL289494A1
(en )
1992-09-21
Method of transmitting digital signals between communication equipment units through optical waveguide links
EP0590783A3
(en )
1994-08-24
Method of making an optical fiber communication system
GB9110648D0
(en )
1991-07-03
Method of receiving wavelength multiplex signals