Inventor · disambiguated record
Nikolaus Klemmer
Also filed as: KLEMMER NIKOLAUS
56 granted patents·8 pending applications·728 citations·filing 1998–2024
98Inventor score
Files withTEXAS INSTRUMENTS INC24ERICSSON INC17QORVO US INC10ERICSSON TELEFON AB L M7SAMSUNG ELECTRONICS CO LTD2
Top patents by PatentIndex Score
64 records- 0195US6211708B1Frequency doubling circuits, method, and systems including quadrature phase generatorsERICSSON INC·Filed 1999·Granted Apr 3, 2001·92 cites·42 claims
- 0294US10536258B2Skew compensation for multi-domain clock generationTEXAS INSTRUMENTS INC·Filed 2018·Granted Jan 14, 2020·23 cites·20 claims
- 0393US11569575B2Low-complexity beam steering in array aperturesSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Jan 31, 2023·8 cites·18 claims
- 0492US9614510B2Input path matching in pipelined continuous-time analog-to-digital convertersTEXAS INSTRUMENTS INC·Filed 2016·Granted Apr 4, 2017·12 cites·20 claims
- 0591US11031978B2Detection and ranging using multi-radio mobile devicesSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Jun 8, 2021·7 cites·20 claims
- 0691US7003065B2PLL cycle slip detectionERICSSON INC·Filed 2001·Granted Feb 21, 2006·53 cites·23 claims
- 0787US6708026B1Division based local oscillator for frequency synthesisERICSSON INC·Filed 2000·Granted Mar 16, 2004·30 cites·30 claims
- 0886US6570946B1One-hot decoded phase shift prescalerERICSSON INC·Filed 1999·Granted May 27, 2003·64 cites·10 claims
- 0985US7359680B2Delay calibration in polar modulation transmittersERICSSON TELEFON AB L M·Filed 2004·Granted Apr 15, 2008·43 cites·20 claims
- 1084US9641317B2Phase rotator for compensating transceiver impairmentsTEXAS INSTRUMENTS INC·Filed 2015·Granted May 2, 2017·5 cites·19 claims
- 1184US7265625B2Amplifier systems with low-noise, constant-transconductance bias generatorsANALOG DEVICES INC·Filed 2005·Granted Sep 4, 2007·14 cites·20 claims
- 1283US6265902B1Slip-detecting phase detector and method for improving phase-lock loop lock timeERICSSON INC·Filed 1999·Granted Jul 24, 2001·55 cites·35 claims
- 1382US9734265B2Method and apparatus having enhanced oscillator phase noise using high Vt MOS devicesTEXAS INSTRUMENTS INC·Filed 2015·Granted Aug 15, 2017·3 cites·12 claims
- 1481US6181173B1Power-on reset circuitERICSSON INC·Filed 1998·Granted Jan 30, 2001·39 cites·10 claims
- 1578US6856791B2Direct automatic frequency control method and apparatusERICSSON INC·Filed 2002·Granted Feb 15, 2005·23 cites·8 claims
- 1678US6265947B1Power conserving phase-locked loop and methodERICSSON INC·Filed 2000·Granted Jul 24, 2001·31 cites·27 claims
- 1777US6353364B1Digitally gain controllable amplifiers with analog gain control input, on-chip decoder and programmable gain distributionERICSSON INC·Filed 1998·Granted Mar 5, 2002·35 cites·31 claims
- 1877US2024235500A1Digital compensation system for a radio frequency power amplifier moduleQORVO US INC·Filed 2024·Application pending·0 cites
- 1976US10187071B2PLL lock range extension over temperatureTEXAS INSTRUMENTS INC·Filed 2016·Granted Jan 22, 2019·4 cites·20 claims
- 2075US7929985B2Multiple antenna receiverERICSSON TELEFON AB L M·Filed 2003·Granted Apr 19, 2011·15 cites·27 claims
- 2173US8041310B2Apparatus and methods for frequency control in a multi-output frequency synthesizerERICSSON TELEFON AB L M·Filed 2007·Granted Oct 18, 2011·11 cites·25 claims
- 2273US6255897B1Current biasing circuitERICSSON INC·Filed 1998·Granted Jul 3, 2001·27 cites·29 claims
- 2372US10778482B2Bit slicer circuit for S-FSK receiver, integrated circuit, and method associated therewithTEXAS INSTRUMENTS INC·Filed 2019·Granted Sep 15, 2020·1 cites·20 claims
- 2471US12230895B2Reactance cancelling radio frequency circuit arrayQORVO US INC·Filed 2023·Granted Feb 18, 2025·0 cites·6 claims
- 2570US9413300B2Front-end matching amplifierTEXAS INSTRUMENTS INC·Filed 2015·Granted Aug 9, 2016·2 cites·20 claims
- 2669US11996810B2Digital compensation system for a radio frequency power amplifier moduleQORVO US INC·Filed 2021·Granted May 28, 2024·0 cites·23 claims
- 2769US10511467B2Oscillator with pulse-edge tuningTEXAS INSTRUMENTS INC·Filed 2017·Granted Dec 17, 2019·1 cites·18 claims
- 2868US10651870B2Input path matching in pipelined continuous-time analog-to-digital convertersTEXAS INSTRUMENTS INC·Filed 2018·Granted May 12, 2020·1 cites·19 claims
- 2966US11265191B2Bit slicer circuit for S-FSK receiver, integrated circuit, and method associated therewithTEXAS INSTRUMENTS INC·Filed 2020·Granted Mar 1, 2022·0 cites·15 claims
- 3066US11196596B2Bit slicer circuit for S-FSK receiver, integrated circuit, and method associated therewithTEXAS INSTRUMENTS INC·Filed 2020·Granted Dec 7, 2021·0 cites·27 claims
- 3166US7538704B2Direct RF D-to-A conversionERICSSON TELEFON AB L M·Filed 2007·Granted May 26, 2009·5 cites·42 claims
- 3266US7081789B2Switched capacitor circuit compensation apparatus and methodTELEFONAKTIEBOLAGET LM ERISSON·Filed 2003·Granted Jul 25, 2006·14 cites·41 claims
- 3365US11705633B1Reactance cancelling radio frequency circuit arrayQORVO US INC·Filed 2021·Granted Jul 18, 2023·0 cites·21 claims
- 3464US6337601B1Ring oscillator with jitter resetERICSSON INC·Filed 1999·Granted Jan 8, 2002·29 cites·20 claims
- 3563US10218338B1Aperiodic clock generation with spur suppressionTEXAS INSTRUMENTS INC·Filed 2017·Granted Feb 26, 2019·1 cites·20 claims
- 3663US2025158596A1Phase amplitude controllerQORVO US INC·Filed 2024·Application pending·0 cites
- 3762US9806610B2Noise-shaped power convertersTEXAS INSTRUMENTS INC·Filed 2015·Granted Oct 31, 2017·1 cites·20 claims
- 3862US6420917B1PLL loop filter with switched-capacitor resistorERICSSON INC·Filed 1999·Granted Jul 16, 2002·23 cites·15 claims
- 3961US10644693B2Power-on reset circuit with reset transition delayTEXAS INSTRUMENTS INC·Filed 2016·Granted May 5, 2020·1 cites·16 claims
- 4061US8638143B2Phase locked loop frequency synthesizer circuit with improved noise performanceNILSSON MAGNUS·Filed 2010·Granted Jan 28, 2014·2 cites·10 claims
- 4160US12500567B2Acoustic filters with improved return lossQORVO US INC·Filed 2023·Granted Dec 16, 2025·0 cites·25 claims
- 4259US6124740ALow power class AB unity gain buffer circuitERICSSON INC·Filed 1998·Granted Sep 26, 2000·15 cites·14 claims
- 4357US11296691B2Power-on reset circuit with reset transition delayTEXAS INSTRUMENTS INC·Filed 2020·Granted Apr 5, 2022·0 cites·14 claims
- 4457US7570123B2Digitally controlled analog frequency synthesizerERICSSON TELEFON AB L M·Filed 2006·Granted Aug 4, 2009·3 cites·44 claims
- 4557US6768389B2Integrated, digitally-controlled crystal oscillatorERICSSON INC·Filed 2002·Granted Jul 27, 2004·5 cites·33 claims
- 4655US12224721B2Power amplifier with quasi-static drain voltage adjustmentQORVO US INC·Filed 2021·Granted Feb 11, 2025·0 cites·20 claims
- 4754US2018025098A1METHOD AND APPARATUS HAVING ENHANCED OSCILLATOR PHASE NOISE USING HIGH Vt MOS DEVICESTEXAS INSTRUMENTS INC·Filed 2017·Application pending·0 cites
- 4853US6100758ALow noise resistively matched amplifierERICSSON INC·Filed 1998·Granted Aug 8, 2000·14 cites·25 claims
- 4952US9998169B2Phase rotator for compensating transceiver impairmentsTEXAS INSTRUMENTS INC·Filed 2017·Granted Jun 12, 2018·0 cites·20 claims
- 5052US2024243197A1Dual-gate semiconductor structures for power applicationsQORVO US INC·Filed 2023·Application pending·0 cites
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →