Inventor

Leonid Razoumov

Inventor

San Diego, CA, US

Overview

2001–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 53 as inventor

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

H04Wprimary

H04WWireless communication networks40%

H04LTransmission of digital information, e.g. telegraphic communication24%

H04BTransmission12%

H04NPictorial communication, e.g. television6%

G01SRadio direction-finding3%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes3%

H03MCoding3%

G06FElectric digital data processing2%

G06NComputing arrangements based on specific computational models2%

A61BDiagnosis1%

PatentTitleYear

10,966,064Method and apparatus for managing communication inquiries2021 10,565,353Digital rights management using a digital agent2020 10,091,626Method and apparatus for managing communication inquiries2018 9,787,625'Method and apparatus for managing communication exchanges'2017 9,723,495'Architecture for radio access network virtualization'2017 9,473,949'Architecture for radio access network virtualization'2016 9,426,821'Method and apparatus for high rate packet data and low delay data transmissions'2016 9,369,421'Method and apparatus for managing communication exchanges'2016 9,357,349'Determining a location of a wireless endpoint device in a wireless network'2016 9,301,167'Efficient cell site outage mitigation'2016 9,232,387'Architecture for radio access network virtualization'2016 9,173,106'Efficient cell site outage mitigation'2015 9,135,410'Digital rights management using a digital agent'2015 9,107,109'Method and apparatus for determining a data rate in a high rate packet data wireless communications system'2015 9,026,137'Determining a location of a wireless endpoint device in a wireless network'2015 8,892,152'Resource allocation for channels with imperfect feedback'2014 8,769,090'Method and apparatus for managing communication inquiries'2014 8,762,468'Method and apparatus for managing communication exchanges'2014 8,593,286'System and method for wireless monitoring of sports activities'2013 8,526,510'Estimation of traffic-to-pilot ratios'2013 8,503,997'Method and apparatus for dynamically assigning a mobile service request to any one of a plurality of available service providers'2013 8,385,904'Space time coding where space diversity derives from use of multiple base stations'2013 8,285,318'Method and apparatus for controlling transmission power while in soft handoff'2012 7,899,485'Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel'2011 7,899,008'Method and apparatus for scheduling packet data transmission in a wireless communication system'2011 7,855,683'Methods and apparatuses for GPS coordinates extrapolation when GPS signals are not available'2010 7,822,041'Method and apparatus for scheduling packet data transmissions in a wireless communication system'2010 7,746,802'Method and apparatus for channel state feedback using arithmetic coding'2010 7,706,829'Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel'2010 7,477,677'Method and apparatus for multipath demodulation in a code division multiple access communication system'2009 7,336,722'Method and apparatus for puncturing code symbols in a communications system'2008 7,233,591'Method and apparatus for controlling transmission power in a CDMA communication system'2007 7,107,069'Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel'2006 7,068,683'Method and apparatus for high rate packet data and low delay data transmissions'2006 7,031,740'Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel'2006 6,985,453'Method and apparatus for link quality feedback in a wireless communication system'2006 6,975,880'Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel'2005 6,973,098'Method and apparatus for determining a data rate in a high rate packet data wireless communications system'2005 6,847,629'Method and apparatus for scheduling packet data transmissions in a wireless communication system'2005 6,810,255'Method and apparatus for controlling transmission power while in soft handoff'2004 6,788,685'Method and apparatus for controlling transmission power in a CDMA communication system'2004 6,771,700'Method and apparatus for minimizing total transmission energy in a communication system employing retransmission of frame received in error'2004 6,711,208'Estimation of traffic-to-pilot ratios'2004 6,690,734'Method and apparatus for puncturing code symbols in a communications system'2004 6,675,347'Method and apparatus for combined puncturing and repeating of code symbols in a communications system'2004 6,657,980'Method and apparatus for scheduling packet data transmissions in a wireless communication system'2003 6,625,197'Method and apparatus for multipath demodulation in a code division multiple access communication system'2003 6,614,850'Method and apparatus for puncturing code symbols in a communications system'2003 6,512,925'Method and apparatus for controlling transmission power while in soft handoff'2003 6,421,327'Method and apparatus for controlling transmission energy in a communication system employing orthogonal transmit diversity'2002 6,351,650'System and method for forward link power balancing in a wireless communication system'2002 6,310,869'Method and apparatus for reducing amplitude variations and interference in communication signals, such as in wireless communication signals employing inserted pilot symbols'2001 6,249,683'Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2016Patents assigned to QUALCOMM INC (31)· patent assignee history

2001–2016Based in San Diego, CA, US· patent location history

2010–2021Patents assigned to AT & T IP I LP (19)· patent assignee history

2010–2016Patents assigned to RAZOUMOV LEONID (12)· patent assignee history

2010–2016Patents assigned to LUNDBY STEIN A (4)· patent assignee history

2010–2021Based in Riverdale, NY, US· patent location history

2010Based in Piscataway, NJ, US· patent location history

2014–2021Patents assigned to AT & T MOBILITY II LLC (8)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
QUALCOMM INC	31	2001–2016
AT & T IP I LP	19	2010–2021
RAZOUMOV LEONIDself	12	2010–2016
AT & T MOBILITY II LLC	8	2014–2021
LUNDBY STEIN A	4	2010–2016

Locations

Location	Patents	Span
San Diego, California, US	32	2001–2016
Riverdale, New York, US	20	2010–2021
Piscataway, New Jersey, US	1	2010