Inventor · disambiguated record
Roeland Heijna
Also filed as: HEIJNA ROELAND · HEIJNA ROELAND J · HEIJNA ROELAND JOHN
12 granted patents·3 pending applications·40 citations·filing 1997–2019
86Inventor score
Top patents by PatentIndex Score
15 records- 0188US8294514B2Calibrate output matching for correct output powerVISSER HENDRIK·Filed 2010·Granted Oct 23, 2012·19 cites·23 claims
- 0282US8339203B2PA load-line tuning with capacitors around a balunVISSER HENDRIK·Filed 2010·Granted Dec 25, 2012·10 cites·17 claims
- 0373US8373491B2Switched current mirror with good matchingST ERICSSON SA·Filed 2011·Granted Feb 12, 2013·4 cites·22 claims
- 0458US9240919B2Polar modulatorST ERICSSON SA·Filed 2013·Granted Jan 19, 2016·1 cites·18 claims
- 0547US11563422B2Filter circuit with a notch filterRF360 Europe GmbH·Filed 2019·Granted Jan 24, 2023·0 cites·12 claims
- 0647US10879947B1Antenna Nx-plexer impedance matching networkQUALCOMM INC·Filed 2019·Granted Dec 29, 2020·0 cites·28 claims
- 0744US7235985B2Method and device for signal amplitude detectionNXP BV·Filed 2003·Granted Jun 26, 2007·0 cites·7 claims
- 0843US7711071B2Setting the slice level in a binary signalNXP BV·Filed 2003·Granted May 4, 2010·0 cites·14 claims
- 0943US2006055435A1Dynamic slice level detectorKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Application pending·0 cites
- 1041US6661300B2Ring oscillator and means for controlling the frequency thereofKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted Dec 9, 2003·3 cites·8 claims
- 1139US2021006233A1Multiplexer and frontend module comprising a multiplexerRF360 Europe GmbH·Filed 2019·Application pending·0 cites
- 1233US2003071648A1Minimum detector arrangementFiled 2002·Application pending·0 cites
- 1332US8699619B2Dutycycle adjustment to improve efficiency of a digital RF-PAVISSER HENDRIK·Filed 2010·Granted Apr 15, 2014·0 cites·17 claims
- 1431US5838198AGain control for parallel-arranged differential pairsPHILIPS CORP·Filed 1997·Granted Nov 17, 1998·3 cites·4 claims
- 1529US8554158B2Current saving by reduced modulation code and selective gating of RF signalVAN DEN BOS NORBERT·Filed 2011·Granted Oct 8, 2013·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →