Inventor · disambiguated record
Risto Wichman
Also filed as: WICHMAN RISTO · WICHMAN RISTO ILARI
25 granted patents·7 pending applications·701 citations·filing 1997–2023
97Inventor score
Top patents by PatentIndex Score
32 records- 0196US6584161B2Transmit diversity method and systemNOKIA CORP·Filed 2001·Granted Jun 24, 2003·102 cites·40 claims
- 0292US6282185B1Transmitting and receiving method and radio systemNOKIA TELECOMMUNICATIONS OY·Filed 1997·Granted Aug 28, 2001·132 cites·20 claims
- 0391US6754286B2Transmit diversity method and systemNOKIA CORP·Filed 2000·Granted Jun 22, 2004·70 cites·62 claims
- 0488US6625138B2Data transmission method and a radio systemNOKIA CORP·Filed 2001·Granted Sep 23, 2003·48 cites·5 claims
- 0585US7310537B2Communication on multiple beams between stationsNOKIA CORP·Filed 2003·Granted Dec 18, 2007·34 cites·30 claims
- 0685US6999472B2Apparatus, and associated method, for space-time encoding, and decoding, data at a selected code rateNOKIA MOBILE PHONES LTD·Filed 2001·Granted Feb 14, 2006·47 cites·18 claims
- 0785US6584302B1Method and arrangement for forming a beamNOKIA CORP·Filed 1999·Granted Jun 24, 2003·79 cites·50 claims
- 0880US7599666B2Communication system and method using transmit diversityNOKIA CORP·Filed 2006·Granted Oct 6, 2009·6 cites·15 claims
- 0979US7136627B2Transmission diversity with two cross-polarised antennas arraysNOKIA CORP·Filed 2002·Granted Nov 14, 2006·21 cites·8 claims
- 1077US6359865B1Method of implementing macrodiversityNOKIA NETWORKS OY·Filed 2000·Granted Mar 19, 2002·23 cites·12 claims
- 1174US7236537B2Method and radio system for digital signal transmissionNOKIA CORP·Filed 2001·Granted Jun 26, 2007·19 cites·4 claims
- 1273US7257424B2Transceiver method in a radio system and a radio systemNOKIA CORP·Filed 2002·Granted Aug 14, 2007·14 cites·34 claims
- 1373US6915116B2Transmission diversityNOKIA NETWORKS OY·Filed 2001·Granted Jul 5, 2005·18 cites·9 claims
- 1472US10237775B1Method and system for presenting geographical radio resource usage information in user interfaceFAIRSPECTRUM OY·Filed 2017·Granted Mar 19, 2019·3 cites·19 claims
- 1570US7643799B2Communication system and method using transmit diversityNOKIA CORP·Filed 2006·Granted Jan 5, 2010·3 cites·11 claims
- 1668US6594248B1Data transmission method and a radio systemNOKIA CORP·Filed 1999·Granted Jul 15, 2003·51 cites·22 claims
- 1766US7224943B2Communication system and method using transmit diversityNOKIA CORP·Filed 2001·Granted May 29, 2007·7 cites·42 claims
- 1863US7596167B2Allocation method, network element, module and user deviceNOKIA CORP·Filed 2006·Granted Sep 29, 2009·2 cites·31 claims
- 1963US7162272B1Transmission antenna diversityNOKIA CORP·Filed 2000·Granted Jan 9, 2007·6 cites·39 claims
- 2053US2010009706A1Method for controlling the weighting of a data signal in the at least two antenna elements of a radio connection unit, radio connection unit, module and communications systemNOKIA CORP·Filed 2008·Application pending·0 cites
- 2151US9106392B2Transmission antenna diversity using individual antenna route signal shapingHOTTINEN ARI·Filed 2006·Granted Aug 11, 2015·0 cites·14 claims
- 2251US2007184853A1Method for controlling the weighting of a data signal in the at least two antenna elements of a radio connection unit, radio connection unit, module and communications systemNOKIA CORP·Filed 2007·Application pending·0 cites
- 2349US12457492B2Cryptographic processNOKIA TECHNOLOGIES OY·Filed 2023·Granted Oct 28, 2025·0 cites·1 claims
- 2446US2009279529A1Synchronization in Mobile Communication SystemHAMALAINEN JYRI·Filed 2009·Application pending·0 cites
- 2544US8725092B2Methods and apparatuses for frequency filtering for non-centered component carrier transmissionNENTWIG MARKUS·Filed 2009·Granted May 13, 2014·0 cites·18 claims
- 2643US9350573B2Apparatus and method for reducing discontinuities between waveforms in a communication systemNENTWIG MARKUS·Filed 2010·Granted May 24, 2016·0 cites·15 claims
- 2743US2004072545A1Method of controlling transmission in a radio systemFiled 2002·Application pending·0 cites
- 2842US6665334B1Reception method and a receiverNOKIA MOBILE PHONES LTD·Filed 1998·Granted Dec 16, 2003·11 cites·10 claims
- 2942US2004120289A1Transmission of information in a wireless communication systemFiled 2002·Application pending·0 cites
- 3040US2002098824A1Method for transmitting information in a communication system, a communication system and wireless communication deviceFiled 2001·Application pending·0 cites
- 3139US2004018818A1Method for controlling the weighting of a data signal in the at least two antenna elements of a radio connection unit, radio connection unit, module and communications systemFiled 2000·Application pending·0 cites
- 3229US6987959B1Diversity transmission method and systemNOKIA CORP·Filed 1999·Granted Jan 17, 2006·5 cites·129 claims
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