Inventor

Olli Piirainen

Inventor

Oulu, FI

Overview

1998–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 68 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication45%

H04BTransmission25%

H04WWireless communication networks11%

H03MCoding5%

G06FElectric digital data processing3%

H03FAmplifiers2%

H03GControl of amplification2%

H03HImpedance networks, e.g. resonant circuits2%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use2%

G01RMeasuring electric variables1%

PatentTitleYear

10,594,533Distributed base station with frequency domain interface on which signal subspace varies according to frequency bin2020 10,050,652Device and method for enhancing interference rejection by treating separated signal streams as diversity branches2018 9,979,413Improving communication efficiency2018 9,647,822'Method and device for processing data blocks and communication system comprising such device'2017 9,319,865'Apparatus and method of providing end-to-end call services'2016 9,137,760'Other-cell interference-based uplink control'2015 8,954,078'Handing over relayed connections in mobile environment'2015 8,798,654'Selective interference rejection combining'2014 8,600,419'Radio channel allocation and link adaptation in cellular telecommunication system'2013 8,583,182'Dynamic cell configuration employing distributed antenna system for advanced cellular networks'2013 8,320,947'Radio channel allocation and link adaptation in cellular telecommunication system'2012 8,155,252'Frequency offset correction'2012 8,081,717'Delay estimation for a timing advance loop'2011 7,920,635'Method, clipper module, and transmitter'2011 7,889,798'PAR reduction for EDGE clipper'2011 7,885,318'Method, device, system and software product for soft value scaling with receivers in an unsynchronized network'2011 7,808,964'Modified dual symbol rate for uplink mobile communications'2010 7,778,615'Signal level estimation in radio communication system'2010 7,672,642'Uplink communication in GSM/EDGE system'2010 7,653,160'Method of estimating noise and interference covariance matrix, receiver, and radio system'2010 7,643,801'Clipping of transmission signal'2010 7,561,643'DC offset correction in mobile communication system'2009 7,561,648'Frequency error estimation'2009 7,546,105'Interference rejection in radio receiver'2009 7,542,734'Data transmission scheme in wireless communication system'2009 7,339,918'Method for improving the quality of data transmission'2008 7,340,004'Method and arrangement for limiting signal in radio transmitter'2008 7,317,767'DC offset correction in a mobile communication system'2008 7,260,162'Method and apparatus for selecting an equalization algorithm depending on the used coding algorithm or on the channel quality'2007 7,224,705'Synchronization of a multi-mode base station using a common system clock'2007 7,031,419'Data transmission method and system'2006 7,012,973'Estimation of doppler shift compensation in a mobile communication system'2006 6,954,495'Optimization of channel equalizer'2005 6,895,044'Method for noise energy estimation in TDMA systems'2005 6,816,558'Channel impulse response estimation using received signal variance'2004 6,778,598'Method for modifying the channel impulse response in TDMA systems'2004 6,763,010'Multiplexing method and transceiver'2004 6,748,031'Method of parameter estimation and receiver'2004 6,748,035'Method for determining connection quality, and a receiver'2004 6,724,841'Equalizer with a cost function taking into account noise energy'2004 6,721,374'Method for reducing effects of interference, and receiver'2004 6,658,067'Data transmission method and radio system'2003 6,654,844'Method and arrangement for connecting processor to ASIC'2003 6,643,675'Filtering method and filter'2003 6,631,160'Method for improved channel impulse response estimation in TDMA systems'2003 6,614,860'Compensation of doppler shift in a mobile communication system'2003 6,590,939'Reception method and a receiver'2003 6,553,079'Digital modulator for angle and/or amplitude modulation'2003 6,532,257'Method for performing phase comparison, and phase comparator'2003 6,526,102'Method of optimizing transmission, and transmitter'2003 6,473,473'Method for estimating connection quality, diversity combination method, and receiver'2002 6,473,594'Adaptive compensation of doppler shift in a mobile communication system'2002 6,473,016'Method and apparatus for implementing automatic gain control in a system'2002 6,425,105'Bidirectional ARQ apparatus and method'2002 6,421,402'Method for calculating impulse response, and receiver'2002 6,396,878'Reception method and a receiver'2002 6,385,254'Transmission method and radio system'2002 6,385,256'Method and arrangement for signal modulation'2002 6,327,315'Method for estimating impulse response, and receiver'2001 6,192,238'Receiving method and receiver'2001 6,173,301'Method of generating signal amplitude responsive to desired function, and converter'2001 6,173,302'Decimation method and decimation filter'2001 6,144,709'Method of detecting a call set-up burst, and a receiver'2000 6,084,868'Base station having transmitter power adjustment system'2000 6,075,830'Method and apparatus for adapting an asynchronous bus to a synchronous circuit'2000 6,009,127'Method for forming transition metrics and a receiver of a cellular radio system'1999 5,944,844'Method for determining connection quality in a receiver utilizing a Viterbi decoder'1999 5,786,703'Method and device for testing of an integrated circuit'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2003Patents assigned to NOKIA TELECOMMUNICATIONS OY (20)· patent assignee history

1998–2020Based in Oulu, FI· patent location history

2002–2003Patents assigned to NOKIA NETWORKS OY (4)· patent assignee history

2003–2012Patents assigned to NOKIA CORP (29)· patent assignee history

2009–2015Patents assigned to NOKIA SIEMENS NETWORKS OY (6)· patent assignee history

2013–2017Patents assigned to PIIRAINEN OLLI JUHANI (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NOKIA CORP	29	2003–2012
NOKIA TELECOMMUNICATIONS OY	20	1998–2003
NOKIA SIEMENS NETWORKS OY	6	2009–2015
PIIRAINEN OLLI JUHANIself	5	2013–2017
NOKIA NETWORKS OY	4	2002–2003

Locations

Location	Patents	Span
Oulu, FI	68	1998–2020