Inventor

Risto Wichman

Inventor

Helsinki, FI

Overview

24→

Patents

2001–2019

Patent span

Electricity

Primary field (CPC H)

Patents· 24 as inventor

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

H04Bprimary

H04BTransmission49%

H04LTransmission of digital information, e.g. telegraphic communication21%

H04WWireless communication networks21%

H04JMultiplex communication5%

H03FAmplifiers2%

H04MTelephonic communication2%

PatentTitleYear

10,237,775Method and system for presenting geographical radio resource usage information in user interface2019 9,350,573'Apparatus and method for reducing discontinuities between waveforms in a communication system'2016 9,106,392'Transmission antenna diversity using individual antenna route signal shaping'2015 8,725,092'Methods and apparatuses for frequency filtering for non-centered component carrier transmission'2014 7,643,799'Communication system and method using transmit diversity'2010 7,599,666'Communication system and method using transmit diversity'2009 7,596,167'Allocation method, network element, module and user device'2009 7,310,537'Communication on multiple beams between stations'2007 7,257,424'Transceiver method in a radio system and a radio system'2007 7,236,537'Method and radio system for digital signal transmission'2007 7,224,943'Communication system and method using transmit diversity'2007 7,162,272'Transmission antenna diversity'2007 7,136,627'Transmission diversity with two cross-polarised antennas arrays'2006 6,999,472'Apparatus, and associated method, for space-time encoding, and decoding, data at a selected code rate'2006 6,987,959'Diversity transmission method and system'2006 6,915,116'Transmission diversity'2005 6,754,286'Transmit diversity method and system'2004 6,665,334'Reception method and a receiver'2003 6,625,138'Data transmission method and a radio system'2003 6,594,248'Data transmission method and a radio system'2003 6,584,302'Method and arrangement for forming a beam'2003 6,584,161'Transmit diversity method and system'2003 6,359,865'Method of implementing macrodiversity'2002 6,282,185'Transmitting and receiving method and radio system'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2019Based in Helsinki, FI· patent location history

2002–2005Patents assigned to NOKIA NETWORKS OY (2)· patent assignee history

2003–2014Patents assigned to NOKIA CORP (16)· patent assignee history

2003–2006Patents assigned to NOKIA MOBILE PHONES LTD (2)· patent assignee history

2003–2004Based in Espoo, FI· patent location history

2014–2016Patents assigned to NENTWIG MARKUS (2)· patent assignee history

2015–2016Patents assigned to NOKIA TECHNOLOGIES OY (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NOKIA CORP	16	2003–2014
NENTWIG MARKUS	2	2014–2016
NOKIA MOBILE PHONES LTD	2	2003–2006
NOKIA NETWORKS OY	2	2002–2005
NOKIA TECHNOLOGIES OY	2	2015–2016

Locations

Location	Patents	Span
Helsinki, FI	22	2001–2019
Espoo, FI	2	2003–2004