Inventor · disambiguated record
Lennart Karl-Axel Mathe
Also filed as: MATHE LENNART · MATHE LENNART K · MATHE LENNART K-A · MATHE LENNART KARL
56 granted patents·6 pending applications·1,145 citations·filing 1997–2024
98Inventor score
Top patents by PatentIndex Score
62 records- 0195US9837962B2Envelope tracker with variable boosted supply voltageQUALCOMM INC·Filed 2013·Granted Dec 5, 2017·40 cites·22 claims
- 0295US6583664B2Apparatus and method for efficiently amplifying wideband envelope signalsERICSSON TELEFON AB L M·Filed 2001·Granted Jun 24, 2003·125 cites·62 claims
- 0395US6300826B1Apparatus and method for efficiently amplifying wideband envelope signalsERICSSON TELEFON AB L M·Filed 2000·Granted Oct 9, 2001·214 cites·24 claims
- 0495US6243430B1Noise cancellation circuit in a quadrature downconverterQUALCOMM INC·Filed 1998·Granted Jun 5, 2001·136 cites·26 claims
- 0595US5825253APhase-locked-loop with noise shaperQUALCOMM INC·Filed 1997·Granted Oct 20, 1998·119 cites·20 claims
- 0693US11695400B1Low-power inter-die communication using delay linesQUALCOMM INC·Filed 2022·Granted Jul 4, 2023·2 cites·30 claims
- 0793US8698558B2Low-voltage power-efficient envelope trackerMATHE LENNART K·Filed 2011·Granted Apr 15, 2014·32 cites·20 claims
- 0891US7068984B2Systems and methods for amplification of a communication signalERICSSON TELEFON AB L M·Filed 2001·Granted Jun 27, 2006·56 cites·42 claims
- 0990US9990089B2Sensor array with receiver bias electrodeQUALCOMM INC·Filed 2014·Granted Jun 5, 2018·15 cites·28 claims
- 1089US6389069B1Low power programmable digital filterQUALCOMM INC·Filed 1998·Granted May 14, 2002·51 cites·35 claims
- 1188US11757455B1Low jitter delay cellQUALCOMM INC·Filed 2022·Granted Sep 12, 2023·1 cites·30 claims
- 1288US10235552B2Hybrid capacitive and ultrasonic sensingQUALCOMM INC·Filed 2017·Granted Mar 19, 2019·6 cites·21 claims
- 1388US9379668B1Envelope tracking circuits and methods with adaptive switching frequencyQUALCOMM INC·Filed 2015·Granted Jun 28, 2016·8 cites·20 claims
- 1487US6792252B2Wideband error amplifierERICSSON TELEFON AB L M·Filed 2002·Granted Sep 14, 2004·43 cites·44 claims
- 1586US10733409B2Hybrid capacitive and ultrasonic sensingQUALCOMM INC·Filed 2018·Granted Aug 4, 2020·6 cites·23 claims
- 1686US6229998B1Method and system for detecting in-band jammers in a spread spectrum wireless base stationQUALCOMM INC·Filed 1999·Granted May 8, 2001·92 cites·20 claims
- 1785US8289074B2Discrete time operational transconductance amplifier for switched capacitor circuitsYAMAMOTO KENTARO·Filed 2010·Granted Oct 16, 2012·10 cites·20 claims
- 1885US7965134B2Spur attenuation devices, systems, and methodsQUALCOMM INC·Filed 2009·Granted Jun 21, 2011·10 cites·26 claims
- 1983US8901989B2Adaptive gate drive circuit with temperature compensationQUALCOMM INC·Filed 2013·Granted Dec 2, 2014·6 cites·15 claims
- 2083US8564346B2Non-overlapping clock generationQUAN XIAOHONG·Filed 2012·Granted Oct 22, 2013·6 cites·19 claims
- 2182US11968288B2Obtaining accurate timing of analog to digital converter samples in cellular modemQUALCOMM INC·Filed 2022·Granted Apr 23, 2024·1 cites·24 claims
- 2282US11394819B2Control of a user device under wet conditionsQUALCOMM INC·Filed 2020·Granted Jul 19, 2022·2 cites·30 claims
- 2382US8754707B2Boost converter control for envelope trackingQUALCOMM INC·Filed 2012·Granted Jun 17, 2014·8 cites·20 claims
- 2481US8300680B2Apparatus and method for dynamic scaling of ADC sampling rate to avoid receiver interferencePALS TIMOTHY PAUL·Filed 2009·Granted Oct 30, 2012·12 cites·27 claims
- 2579US6661217B2Wideband precision current sensorERICSSON TELEFON AB L M·Filed 2001·Granted Dec 9, 2003·24 cites·48 claims
- 2678US9882479B2Switching regulator circuits and methodsQUALCOMM INC·Filed 2015·Granted Jan 30, 2018·3 cites·19 claims
- 2778US7791520B2Low power, low noise digital-to-analog converter reference circuitQUALCOMM INC·Filed 2008·Granted Sep 7, 2010·10 cites·25 claims
- 2878US6944219B2Low-power programmable digital filterQUALCOMM INC·Filed 2001·Granted Sep 13, 2005·16 cites·14 claims
- 2976US10254901B2Method and integrated circuit to generate a signal to operate a sensor arrayQUALCOMM INC·Filed 2014·Granted Apr 9, 2019·5 cites·16 claims
- 3075US8866547B2Dynamic headroom for envelope trackingQUALCOMM INC·Filed 2013·Granted Oct 21, 2014·4 cites·20 claims
- 3175US7898453B2Apparatus and method for successive approximation analog-to-digital conversionQUALCOMM INC·Filed 2008·Granted Mar 1, 2011·9 cites·22 claims
- 3273US12267075B2Low-power inter-die communication using delay linesQUALCOMM INC·Filed 2023·Granted Apr 1, 2025·0 cites·28 claims
- 3373US10004432B2Pixel receiver with capacitance cancellation for ultrasonic imaging apparatusQUALCOMM INC·Filed 2015·Granted Jun 26, 2018·3 cites·27 claims
- 3473US7768433B2Dynamic slew rate control based on a feedback signalQUALCOMM INC·Filed 2008·Granted Aug 3, 2010·8 cites·29 claims
- 3572US9306520B2Reverse current preventionQUALCOMM INC·Filed 2013·Granted Apr 5, 2016·4 cites·18 claims
- 3671US9124231B2Soft turn-off for boost convertersQUALCOMM INC·Filed 2013·Granted Sep 1, 2015·3 cites·20 claims
- 3766US2024223350A1Obtaining accurate timing of analog to digital converter samples in cellular modemQUALCOMM INC·Filed 2024·Application pending·0 cites
- 3864US9130457B2Control logic for switches coupled to an inductorQUALCOMM INC·Filed 2012·Granted Sep 8, 2015·2 cites·17 claims
- 3964US7266354B2Reducing the peak-to-average power ratio of a communication signalERICSSON TELEFON AB L M·Filed 2001·Granted Sep 4, 2007·8 cites·36 claims
- 4063US6347123B1Low-current sample rate converterQUALCOMM INC·Filed 1998·Granted Feb 12, 2002·20 cites·36 claims
- 4162US8144042B2Combinatorial circuit with shorter delay when inputs arrive sequentially and delta sigma modulator using the combinatorial circuitMATHE LENNART K·Filed 2009·Granted Mar 27, 2012·2 cites·19 claims
- 4260US7061313B2Dual feedback linear amplifierERICSSON TELEFON AB L M·Filed 2002·Granted Jun 13, 2006·11 cites·52 claims
- 4358US11695865B2Control of a user device under wet conditionsQUALCOMM INC·Filed 2022·Granted Jul 4, 2023·0 cites·6 claims
- 4458US9442503B2Negative current sense feedback for reverse boost modeQUALCOMM INC·Filed 2013·Granted Sep 13, 2016·1 cites·17 claims
- 4557US10969816B2Bias generation and distribution for a large array of sensorsQUALCOMM INC·Filed 2019·Granted Apr 6, 2021·0 cites·14 claims
- 4657US2018310921A1Pixel receiver with low frequency noise reduction for ultrasonic imaging apparatusQUALCOMM INC·Filed 2018·Application pending·0 cites
- 4756US11929766B2Obtaining accurate timing of analog to digital converter samples in cellular modemQUALCOMM INC·Filed 2022·Granted Mar 12, 2024·0 cites·27 claims
- 4856US10503196B2Bias generation and distribution for a large array of sensorsQUALCOMM INC·Filed 2018·Granted Dec 10, 2019·0 cites·21 claims
- 4955US8704581B2Switched capacitor integration and summing circuitsMATHE LENNART K-A·Filed 2008·Granted Apr 22, 2014·4 cites·14 claims
- 5053US10039526B2Pixel receiver with low frequency noise reduction for ultrasonic imaging apparatusQUALCOMM INC·Filed 2015·Granted Aug 7, 2018·0 cites·10 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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