Assignee
ALCATEL TRANSMISSION
FR·18 granted patents·306 citations·filing 1989–1992
Top patents by PatentIndex Score
18 records- 0190US5056105AInterleaving method for a digital transmission systemALCATEL TRANSMISSION·Filed 1989·Granted Oct 8, 1991·82 cites·2 claims
- 0262US5027371ASelf-adaptive equalizer circuit for a differentially coherent demodulation installationALCATEL TRANSMISSION·Filed 1989·Granted Jun 25, 1991·29 cites·3 claims
- 0359US4988962ACircuit for correcting group delay at microwave frequenciesALCATEL TRANSMISSION·Filed 1989·Granted Jan 29, 1991·14 cites·3 claims
- 0458US5105446ADigital method of correcting non-linearity in a transmission chain, and apparatus implementing the methodALCATEL TRANSMISSION·Filed 1990·Granted Apr 14, 1992·32 cites·2 claims
- 0555US5170410ADirect sequence spread spectrum digital communication system employing sequence changing during transmission and transmitter and receiver implementing sameALCATEL TRANSMISSION·Filed 1991·Granted Dec 8, 1992·28 cites·7 claims
- 0650US5040181ANon-intrusive diagnostic system for a digital modem transmission channel, including an A/D converter clocked at a multiple of the symbol rateALCATEL TRANSMISSION·Filed 1989·Granted Aug 13, 1991·15 cites·3 claims
- 0744US5313473AMethod and apparatus for digital data transmission with automatic repeat requestALCATEL TRANSMISSION·Filed 1992·Granted May 17, 1994·18 cites·7 claims
- 0843US5483545AMethod of automatically requesting retransmission in a duplex digital transmission system having at least one noisy return channel, and an installation for implementing the methodALCATEL TRANSMISSION·Filed 1992·Granted Jan 9, 1996·17 cites·6 claims
- 0941US5329536AMethod and apparatus for sequentially decoding a digital stream encoded by a convolution type error-correcting codeALCATEL TRANSMISSION·Filed 1991·Granted Jul 12, 1994·13 cites·6 claims
- 1041US5257263ACircuit for decoding convolutional codes for executing the survivor path storage and reverse scanning stage of a Viterbi algorithmALCATEL TRANSMISSION·Filed 1991·Granted Oct 26, 1993·10 cites·2 claims
- 1141US5184097AAgile microwave filter having at least one ferrite resonatorALCATEL TRANSMISSION·Filed 1991·Granted Feb 2, 1993·12 cites·2 claims
- 1237US5105174AWave-guide band rejection filter having a short circuited coaxial tuning screwALCATEL TRANSMISSION·Filed 1990·Granted Apr 14, 1992·6 cites·6 claims
- 1333US5151710AApparatus for measuring bending movements of an antenna support mast, and application thereof to controlling the pointing of a motor-driven antennaALCATEL TRANSMISSION·Filed 1990·Granted Sep 29, 1992·11 cites·5 claims
- 1428US5173902AMethod of establishing an inverse pilot-sequence for deinterleaving as used in digital transmissionALCATEL TRANSMISSION·Filed 1992·Granted Dec 22, 1992·1 cites·2 claims
- 1528US5025453AMethod of measuring the signature of digital transmission equipment, and apparatus for implementing such a methodALCATEL TRANSMISSION·Filed 1989·Granted Jun 18, 1991·10 cites·3 claims
- 1627US5131009ADigital radio link receiving deviceALCATEL TRANSMISSION·Filed 1990·Granted Jul 14, 1992·1 cites·6 claims
- 1721US5124992AError correcting encoder/decoder for a digital transmission installationALCATEL TRANSMISSION·Filed 1990·Granted Jun 23, 1992·5 cites·6 claims
- 1819US5202902ACarrier recovery method for modulation having a large number of states, and apparatus for implementing the methodALCATEL TRANSMISSION·Filed 1991·Granted Apr 13, 1993·2 cites·5 claims
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