Inventor · disambiguated record
Donald R. Laturell
Also filed as: LATURELL DONALD · LATURELL DONALD R · LATURELL DONALD RAYMOND
73 granted patents·1,090 citations·filing 1992–2014
99Inventor score
Files withAGERE SYSTEMS INC32LSI CORP12AGERE SYST GUARDIAN CORP11LUCENT TECHNOLOGIES INC7AT & T CORP4
Top patents by PatentIndex Score
73 records- 0196US5457601ACredit card-sized modem with modular DAAAT & T CORP·Filed 1993·Granted Oct 10, 1995·151 cites·14 claims
- 0294US5877565ACommunication card with telephone line interlock and cellular interconnectLUCENT TECHNOLOGIES INC·Filed 1998·Granted Mar 2, 1999·74 cites·22 claims
- 0387US6215429B1Distributed gain for audio codecLUCENT TECHNOLOGIES INC·Filed 1999·Granted Apr 10, 2001·49 cites·26 claims
- 0487US5499923ACommunication card with extendible, rotatable couplingAT & T CORP·Filed 1994·Granted Mar 19, 1996·58 cites·27 claims
- 0586US6389110B1Telecom service identification resonator apparatus and techniqueAGERE SYST GUARDIAN CORP·Filed 2000·Granted May 14, 2002·43 cites·29 claims
- 0685US8760225B1BiCMOS gate driver for class-S radio frequency power amplifierLSI CORP·Filed 2013·Granted Jun 24, 2014·10 cites·21 claims
- 0784US7003094B2Adaptive interference cancellation for ADSLAGERE SYSTEMS INC·Filed 2000·Granted Feb 21, 2006·26 cites·31 claims
- 0884US5311578ATechnique for automatic identification of a remote modemAT & T BELL LAB·Filed 1992·Granted May 10, 1994·98 cites·7 claims
- 0982US6205219B1Call related information reception using sigma/delta modulationLUCENT TECHNOLOGIES INC·Filed 1998·Granted Mar 20, 2001·48 cites·34 claims
- 1079US7209525B2Clock and data recovery with extended integration cyclesAGERE SYSTEMS INC·Filed 2002·Granted Apr 24, 2007·26 cites·18 claims
- 1178US8908798B2Hybrid digital/analog power amplifierLSI CORP·Filed 2012·Granted Dec 9, 2014·6 cites·20 claims
- 1278US7512114B2POTS/broadband voice cross-connect systemAGERE SYSTEMS INC·Filed 2002·Granted Mar 31, 2009·20 cites·24 claims
- 1377US5280526ATransformer-less hybrid circuitAT & T BELL LAB·Filed 1992·Granted Jan 18, 1994·54 cites·11 claims
- 1473US8976898B1Low-distortion class S power amplifier with constant-impedance bandpass filterLSI CORP·Filed 2013·Granted Mar 10, 2015·3 cites·17 claims
- 1573US7912210B2Inductive coupling for communications equipment interface circuitryAGERE SYSTEMS INC·Filed 2008·Granted Mar 22, 2011·5 cites·22 claims
- 1673US7113587B1Method and apparatus for non-disruptive telecommunication loop condition determinationAGERE SYSTEMS INC·Filed 2000·Granted Sep 26, 2006·10 cites·24 claims
- 1772US7570708B2Serdes auto calibration and load balancingAGERE SYSTEMS INC·Filed 2005·Granted Aug 4, 2009·5 cites·17 claims
- 1870US7496780B2Reduction of data skew in parallel processing circuitsAGERE SYSTEMS INC·Filed 2003·Granted Feb 24, 2009·9 cites·11 claims
- 1970US7486746B2Clock and data recovery with extended integration cyclesAGERE SYSTEMS INC·Filed 2007·Granted Feb 3, 2009·6 cites·20 claims
- 2066US9078352B2Low inductance flex bond with low thermal resistanceLSI CORP·Filed 2012·Granted Jul 7, 2015·2 cites·14 claims
- 2161US9473086B2High-voltage voltage-switched class-S amplifierLSI CORP·Filed 2013·Granted Oct 18, 2016·2 cites·20 claims
- 2261US9325284B2Radio frequency composite Class-S power amplifier having discrete power controlLSI CORP·Filed 2013·Granted Apr 26, 2016·2 cites·23 claims
- 2361US6466650B1Telecom service identification transponder apparatus and techniqueAGERE SYST GUARDIAN CORP·Filed 2000·Granted Oct 15, 2002·6 cites·28 claims
- 2460US6404780B1Synchronizing data transfer protocol across high voltage interfaceAGERE SYST GUARDIAN CORP·Filed 1998·Granted Jun 11, 2002·41 cites·17 claims
- 2559US6845156B1System for reducing distortion in a line powered modulatorAGERE SYSTEMS INC·Filed 2000·Granted Jan 18, 2005·3 cites·19 claims
- 2658US8787557B2Method and apparatus for non-disruptive telecommunication loop condition determinationAGERE SYSTEMS LLC·Filed 2013·Granted Jul 22, 2014·0 cites·24 claims
- 2757US7995743B2Method and apparatus for non-disruptive telecommunication loop condition determinationAGERE SYSTEMS INC·Filed 2006·Granted Aug 9, 2011·0 cites·4 claims
- 2857US6418220B2Extended feedback circuit employing capacitive coupling and sampled data filtersAGERE SYST GUARDIAN CORP·Filed 2001·Granted Jul 9, 2002·2 cites·7 claims
- 2956US6731728B2Low noise line powered DAA with differential feedbackAGERE SYSTEMS INC·Filed 1998·Granted May 4, 2004·25 cites·20 claims
- 3054US8437467B2Method and apparatus for non-disruptive telecommunication loop condition determinationFISCHER JONATHAN H·Filed 2011·Granted May 7, 2013·0 cites·17 claims
- 3154US7366086B2Crosstalk reduction in a backplane employing low-skew clock distributionAGERE SYSTEMS INC·Filed 2004·Granted Apr 29, 2008·5 cites·12 claims
- 3254US6263075B1Interrupt mechanism using TDM serial interfaceAGERE SYST GUARDIAN CORP·Filed 1997·Granted Jul 17, 2001·21 cites·20 claims
- 3352US8995521B2Method and apparatus for high density pulse density modulationLSI CORP·Filed 2012·Granted Mar 31, 2015·1 cites·20 claims
- 3451US6744888B1Line interface circuit with event detection signalingAGERE SYSTEMS INC·Filed 1998·Granted Jun 1, 2004·19 cites·29 claims
- 3549US7158592B2Method and apparatus for synchronizing data transferAGERE SYSTEMS INC·Filed 2001·Granted Jan 2, 2007·1 cites·25 claims
- 3649US6778665B1Distribution of current draw in a line powered DAAAGERE SYSTEMS INC·Filed 1999·Granted Aug 17, 2004·19 cites·20 claims
- 3749US6269103B1High speed data interface using TDM serial busAGERE SYST GUARDIAN CORP·Filed 1997·Granted Jul 31, 2001·23 cites·38 claims
- 3849US5912513AMethod and apparatus for reducing power dissipation in DC termination circuitLUCENT TECHNOLOGIES INC·Filed 1997·Granted Jun 15, 1999·17 cites·38 claims
- 3948US9673859B2Radio frequency bitstream generator and combiner providing image rejectionAVAGO TECHNOLOGIES GENERAL IP·Filed 2013·Granted Jun 6, 2017·0 cites·21 claims
- 4048US8970406B2Interleaved multipath digital power amplificationLSI CORP·Filed 2014·Granted Mar 3, 2015·0 cites·20 claims
- 4148US8194853B2Surge immunity circuit for telecom DDALATURELL DONALD·Filed 2009·Granted Jun 5, 2012·0 cites·13 claims
- 4248US7421050B2Parallel sampled multi-stage decimated digital loop filter for clock/data recoveryAGERE SYSTEMS INC·Filed 2004·Granted Sep 2, 2008·5 cites·30 claims
- 4348US6396877B1Method and apparatus for combining serial data with a clock signalAGERE SYST GUARDIAN CORP·Filed 1998·Granted May 28, 2002·21 cites·20 claims
- 4447US5528685ATransformerless hybrid circuitAT & T CORP·Filed 1994·Granted Jun 18, 1996·18 cites·10 claims
- 4546US6717539B2Digital-to-analog converterAGERE SYSTEMS INC·Filed 2001·Granted Apr 6, 2004·3 cites·23 claims
- 4646US6421430B1Line powered DAA with single ended feedbackAGERE SYST GUARDIAN CORP·Filed 1998·Granted Jul 16, 2002·13 cites·16 claims
- 4745US6937717B2Low power signal detectionAGERE SYSTEMS INC·Filed 2001·Granted Aug 30, 2005·0 cites·20 claims
- 4845US6674857B1Startup procedure for international line powered DAAAGERE SYSTEMS INC·Filed 1999·Granted Jan 6, 2004·12 cites·21 claims
- 4945US6169762B1Interface devices providing electrical isolationLUCENT TECHNOLOGIES INC·Filed 1997·Granted Jan 2, 2001·21 cites·32 claims
- 5044US8824591B2Digital radio frequency clocking methodsLSI CORP·Filed 2012·Granted Sep 2, 2014·0 cites·20 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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