Inventor · disambiguated record
Olli Piirainen
Also filed as: PIIRAINEN OLLI · PIIRAINEN OLLI JUHANI
72 granted patents·15 pending applications·840 citations·filing 1994–2022
99Inventor score
Files withNOKIA CORP34NOKIA TELECOMMUNICATIONS OY20NOKIA SOLUTIONS & NETWORKS OY8NOKIA NETWORKS OY4CORE WIRELESS LICENSING SARL2
Top patents by PatentIndex Score
87 records- 0195US6954495B2Optimization of channel equalizerNOKIA CORP·Filed 2001·Granted Oct 11, 2005·83 cites·12 claims
- 0294US7643801B2Clipping of transmission signalNOKIA SIEMENS NETWORKS OY·Filed 2005·Granted Jan 5, 2010·36 cites·27 claims
- 0389US11438044B1Interference aware eigen-beamforming based on second order statisticsNOKIA SOLUTIONS & NETWORKS OY·Filed 2022·Granted Sep 6, 2022·2 cites·12 claims
- 0487US8583182B2Dynamic cell configuration employing distributed antenna system for advanced cellular networksPIIRAINEN OLLI JUHANI·Filed 2009·Granted Nov 12, 2013·20 cites·38 claims
- 0586US11303333B2Method and an apparatus for a transmission schemeNOKIA TECHNOLOGIES OY·Filed 2021·Granted Apr 12, 2022·2 cites·15 claims
- 0686US7653160B2Method of estimating noise and interference covariance matrix, receiver, and radio systemNOKIA CORP·Filed 2005·Granted Jan 26, 2010·12 cites·25 claims
- 0786US7031419B2Data transmission method and systemNOKIA CORP·Filed 2001·Granted Apr 18, 2006·49 cites·12 claims
- 0885US7542734B2Data transmission scheme in wireless communication systemNOKIA CORP·Filed 2005·Granted Jun 2, 2009·11 cites·28 claims
- 0984US6425105B1Bidirectional ARQ apparatus and methodNOKIA NETWORKS OY·Filed 2000·Granted Jul 23, 2002·52 cites·9 claims
- 1081US7546105B2Interference rejection in radio receiverNOKIA CORP·Filed 2006·Granted Jun 9, 2009·8 cites·19 claims
- 1178US11387871B2Regularization of covariance matrix and eigenvalue decomposition in a MIMO systemNOKIA TECHNOLOGIES OY·Filed 2021·Granted Jul 12, 2022·1 cites·15 claims
- 1278US8954078B2Handing over relayed connections in mobile environmentVAN PHAN VINH·Filed 2009·Granted Feb 10, 2015·7 cites·25 claims
- 1377US7885318B2Method, device, system and software product for soft value scaling with receivers in an unsynchronized networkNOKIA CORP·Filed 2007·Granted Feb 8, 2011·6 cites·25 claims
- 1476US9319865B2Apparatus and method of providing end-to-end call servicesVAN PHAN VINH·Filed 2009·Granted Apr 19, 2016·6 cites·29 claims
- 1575US6192238B1Receiving method and receiverNOKIA TELECOMMUNICATIONS OY·Filed 1996·Granted Feb 20, 2001·91 cites·13 claims
- 1674US10594533B2Distributed base station with frequency domain interface on which signal subspace varies according to frequency binNOKIA SOLUTIONS & NETWORKS OY·Filed 2019·Granted Mar 17, 2020·1 cites·19 claims
- 1774US6473016B2Method and apparatus for implementing automatic gain control in a systemNOKIA NETWORKS OY·Filed 2001·Granted Oct 29, 2002·19 cites·19 claims
- 1873US8798654B2Selective interference rejection combiningRÖSSEL SABINE·Filed 2009·Granted Aug 5, 2014·11 cites·18 claims
- 1972US8320947B2Radio channel allocation and link adaptation in cellular telecommunication systemHULKKONEN JARI·Filed 2006·Granted Nov 27, 2012·4 cites·22 claims
- 2072US6631160B2Method for improved channel impulse response estimation in TDMA systemsNOKIA CORP·Filed 2001·Granted Oct 7, 2003·18 cites·14 claims
- 2171US6816558B2Channel impulse response estimation using received signal varianceNOKIA CORP·Filed 2001·Granted Nov 9, 2004·16 cites·11 claims
- 2271US6643675B2Filtering method and filterNOKIA CORP·Filed 2002·Granted Nov 4, 2003·13 cites·24 claims
- 2370US8155252B2Frequency offset correctionPIIRAINEN OLLI·Filed 2007·Granted Apr 10, 2012·6 cites·24 claims
- 2468US6724841B2Equalizer with a cost function taking into account noise energyNOKIA CORP·Filed 2001·Granted Apr 20, 2004·12 cites·14 claims
- 2568US6396878B1Reception method and a receiverNOKIA TELECOMMUNICATIONS OY·Filed 1998·Granted May 28, 2002·29 cites·26 claims
- 2667US6748031B1Method of parameter estimation and receiverNOKIA CORP·Filed 2000·Granted Jun 8, 2004·9 cites·16 claims
- 2766US8600419B2Radio channel allocation and link adaptation in cellular telecommunication systemCORE WIRELESS LICENSING SARL·Filed 2012·Granted Dec 3, 2013·1 cites·22 claims
- 2866US7224705B2Synchronization of a multi-mode base station using a common system clockNOKIA CORP·Filed 2003·Granted May 29, 2007·8 cites·21 claims
- 2965US6553079B1Digital modulator for angle and/or amplitude modulationNOKIA CORP·Filed 2000·Granted Apr 22, 2003·10 cites·27 claims
- 3064US7317767B2DC offset correction in a mobile communication systemNOKIA CORP·Filed 2002·Granted Jan 8, 2008·9 cites·27 claims
- 3163US7808964B2Modified dual symbol rate for uplink mobile communicationsNOKIA CORP·Filed 2007·Granted Oct 5, 2010·2 cites·40 claims
- 3263US7339918B2Method for improving the quality of data transmissionNOKIA CORP·Filed 2002·Granted Mar 4, 2008·7 cites·22 claims
- 3362US9647822B2Method and device for processing data blocks and communication system comprising such deviceNIEMELA KARI JUHANI·Filed 2009·Granted May 9, 2017·2 cites·32 claims
- 3462US7672642B2Uplink communication in GSM/EDGE systemNokia Corporaation·Filed 2005·Granted Mar 2, 2010·3 cites·30 claims
- 3558US6721374B2Method for reducing effects of interference, and receiverNOKIA CORP·Filed 2002·Granted Apr 13, 2004·4 cites·36 claims
- 3657US7920635B2Method, clipper module, and transmitterNOKIA CORP·Filed 2007·Granted Apr 5, 2011·3 cites·33 claims
- 3757US6144709AMethod of detecting a call set-up burst, and a receiverNOKIA TELECOMMUNICATIONS OY·Filed 1996·Granted Nov 7, 2000·38 cites·5 claims
- 3856US9137760B2Other-cell interference-based uplink controlHULKKONEN JARI·Filed 2007·Granted Sep 15, 2015·1 cites·24 claims
- 3956US6778598B2Method for modifying the channel impulse response in TDMA systemsNOKIA CORP·Filed 2001·Granted Aug 17, 2004·4 cites·14 claims
- 4056US6075830AMethod and apparatus for adapting an asynchronous bus to a synchronous circuitNOKIA TELECOMMUNICATIONS OY·Filed 1996·Granted Jun 13, 2000·31 cites·8 claims
- 4155US7340004B2Method and arrangement for limiting signal in radio transmitterNOKIA CORP·Filed 2002·Granted Mar 4, 2008·6 cites·41 claims
- 4255US6473594B1Adaptive compensation of doppler shift in a mobile communication systemNOKIA TELECOMMUNICATIONS OY·Filed 1997·Granted Oct 29, 2002·21 cites·10 claims
- 4354US2014087746A1Radio channel allocation and link adaptation in cellular telecommunication systemCORE WIRELESS LICENSING SARL·Filed 2013·Application pending·0 cites
- 4453US2017033961A1Distributed Base Station with Frequency Domain Interface on Which Signal Subspace Varies According to Frequency BinNOKIA SOLUTIONS & NETWORKS OY·Filed 2014·Application pending·0 cites
- 4552US8081717B2Delay estimation for a timing advance loopKARJALAINEN JUHA P·Filed 2008·Granted Dec 20, 2011·1 cites·21 claims
- 4649US10050652B2Device and method for enhancing interference rejection by treating separated signal streams as diversity branchesPROVENANCE ASSET GROUP LLC·Filed 2014·Granted Aug 14, 2018·0 cites·19 claims
- 4749US6895044B2Method for noise energy estimation in TDMA systemsNOKIA CORP·Filed 2001·Granted May 17, 2005·1 cites·6 claims
- 4848US7778615B2Signal level estimation in radio communication systemNOKIA CORP·Filed 2007·Granted Aug 17, 2010·0 cites·21 claims
- 4947US2024405830A1Beamforming solution for mimo communicationNOKIA SOLUTIONS & NETWORKS OY·Filed 2021·Application pending·0 cites
- 5046US6173302B1Decimation method and decimation filterNOKIA TELECOMMUNICATIONS OY·Filed 1997·Granted Jan 9, 2001·8 cites·15 claims
Showing the top 50 of 87 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →