Assignee
ADRET ELECTRONIQUE
FR·12 granted patents·115 citations·filing 1975–1985
Top patents by PatentIndex Score
12 records- 0167US4673891AFrequency synthesizer having first phase locked loop frequency multiplied by near unity in second phase locked loopADRET ELECTRONIQUE·Filed 1985·Granted Jun 16, 1987·21 cites·7 claims
- 0261US4458329AFrequency synthesizer including a fractional multiplierADRET ELECTRONIQUE·Filed 1981·Granted Jul 3, 1984·16 cites·7 claims
- 0358US4008443AQuaternary frequency synthesizerADRET ELECTRONIQUE·Filed 1975·Granted Feb 15, 1977·12 cites·14 claims
- 0455US4595893AMicrowave transmission line element comprising one or more incorporated switching members for inserting one or more quadripolesADRET ELECTRONIQUE·Filed 1984·Granted Jun 17, 1986·15 cites·6 claims
- 0547US4682122AFrequency synthesizer stage adding high frequency steps to an initial frequencyADRET ELECTRONIQUE·Filed 1985·Granted Jul 21, 1987·9 cites·4 claims
- 0644US4637069ADoubly balanced diode mixer comprising a ring modulator each leg of which comprises a high speed conventional diode in series with at least one diode of the "varactor" kindADRET ELECTRONIQUE·Filed 1985·Granted Jan 13, 1987·10 cites·9 claims
- 0742US4415854AMicrowave spectrum analyzer with a synthesized local oscillatorADRET ELECTRONIQUE·Filed 1981·Granted Nov 15, 1983·8 cites·1 claims
- 0842US4225830APlural phase locked loop frequency synthesizerADRET ELECTRONIQUE·Filed 1978·Granted Sep 30, 1980·6 cites·3 claims
- 0940US4186356APhase locked loop frequency synthesizer and frequency modulatorADRET ELECTRONIQUE·Filed 1978·Granted Jan 29, 1980·5 cites·6 claims
- 1039US4536721ALow noise crystal oscillatorADRET ELECTRONIQUE·Filed 1984·Granted Aug 20, 1985·6 cites·4 claims
- 1134US4636733AQuaternary frequency synthesizerADRET ELECTRONIQUE·Filed 1984·Granted Jan 13, 1987·4 cites·9 claims
- 1232US4331932AFrequency synthesizer having a very high spectral purityADRET ELECTRONIQUE·Filed 1980·Granted May 25, 1982·3 cites·5 claims
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