Inventor

David Hammarwall

Inventor

Vallentuna, SE

Overview

2012–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 84 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 communication34%

H04WWireless communication networks31%

H04BTransmission23%

H04JMultiplex communication6%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use4%

H01QAntennas, i.e. radio aerials1%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications1%

PatentTitleYear

11,121,844Methods and arrangements for CSI reporting2021 11,057,093Methods and arrangements for CSI reporting2021 11,018,833Uplink control information (UCI) mapping indicator for long term evolution (LTE) carrier aggregation2021 11,019,526Antenna port mapping for demodulation reference signals2021 10,841,912Methods, network nodes and user equipments in a wireless network for communicating an EPDCCH2020 10,827,375Configuration of coordinated multipoint transmission hypotheses for channel state information reporting2020 10,694,419Antenna port mapping for demodulation reference signals2020 10,356,637Link quality estimation and apparatus in a telecommunication system2019 10,313,912Configuration of coordinated multipoint transmission hypotheses for channel state information reporting2019 10,305,565Methods and arrangements for CSI reporting2019 10,291,302Parameterized codebook subsets for use with precoding MIMO transmissions2019 10,250,308Precoder structure for MIMO precoding2019 10,244,424Antenna port mapping for demodulation reference signals2019 10,182,445Methods and devices for controlling resource usage2019 10,172,151Non-consecutive subframes in multi-TTI scheduling messages2019 10,135,595Uplink control information (UCI) mapping indicator for long term evolution (LTE) carrier aggregation2018 RE047074Parameterized codebook with subset restrictions for use with precoding MIMO transmissions2018 10,014,920Method in a network node, method in a user equipment, a network node and a user equipment for selecting a beam candidate2018 9,961,582Configuration of coordinated multipoint transmission hypotheses for channel state information reporting2018 9,942,017Maintaining phase coherence for frequency offset estimation2018 9,913,259'Methods, network nodes and user equipments in a wireless network for communicating an EPDCCH'2018 9,882,677'Data transmission using precoded reference symbols from multiple subframes'2018 9,872,256'User equipment and a method for power control of uplink transmissions'2018 9,838,889Link quality estimation and apparatus in a telecommunication system2017 9,831,982Method and radio node for enabling use of high order modulation in a radio communication with a user equipment2017 9,831,930Precoder structure for MIMO precoding2017 9,749,111'Methods and arrangements for CSI reporting'2017 9,736,828'Network node and a method therein for scheduling a downlink data transmission to a UE, and a UE and a method therein for receiving a downlink data transmission'2017 9,713,166'Soft cell inter-layer interference handling'2017 9,693,256'Method and apparatus for measuring interference in a telecommunications system'2017 9,660,778'System and method for allocating transmission resources'2017 9,641,236'Methods and arrangements for CSI reporting'2017 9,614,593'Compensation for propagation delay in a wireless communication system'2017 9,609,637'Override of multi-TTI scheduling messages'2017 9,591,655'Method and arrangement in a wireless communication system'2017 9,591,627'System and method for allocating transmission resources based on a transmission rank'2017 9,560,540'Method and arrangement in a wireless communication system'2017 9,532,333'Method and system for transmission of muting configurations'2016 9,509,440'Method and radio node for enabling use of high order modulation in a radio communication with a user equipment'2016 9,480,056'System and method for allocating transmission resources'2016 9,467,211'Induced incoherency for joint transmission'2016 9,426,806'System and method for allocating transmission resources'2016 9,385,852'Methods and arrangements for CSI reporting'2016 9,337,970'Configuration of coordinated multipoint transmission hypotheses for channel state information reporting'2016 9,331,386'Beamformed downlink communications for a multiple antenna system'2016 9,331,830'Precoder structure for MIMO precoding'2016 9,313,678'Method and apparatus for measuring interference in a telecommunications system'2016 9,306,778'Enabling modulation mode selection'2016 9,307,542'Antenna port mapping for demodulation reference signals'2016 9,300,432'Link quality estimation and apparatus in a telecommunication system'2016 9,300,460'Methods and apparatus for multiple connectivity in a TDD system'2016 9,236,916'Node and method for generating beamformed for downlink communications'2016 9,237,565'System and method for allocating transmission resources'2016 9,204,317'Methods and arrangements for CSI reporting'2015 9,179,332'Artificial interference injection for channel state information reporting'2015 9,172,439'Configuring channel-state information resources used for reference-signal-received-power feedback'2015 9,143,987'Load-invariant configuration of interference measurement resources'2015 9,078,263'System and method for allocating transmission resources'2015 9,059,758'Method and arrangement in a wireless communication system'2015 9,042,232'System and method for allocating transmission resources based on a transmission rank'2015 8,873,533'Method and a transmitter in a wireless communication network'2014 8,842,773'Method and apparatus for using factorized precoding'2014 8,831,125'Data transmission in a multiple antenna system'2014 8,811,524'Parameterized codebook with subset restrictions for use with precoding MIMO transmissions'2014 8,804,867'Method and apparatus for using factorized precoding'2014 8,798,550'Methods and arrangements for CSI reporting'2014 8,767,681'Parameterized codebook subsets for use with precoding MIMO transmissions'2014 8,744,468'Soft cell inter-layer interference handling'2014 8,705,574'System and method for allocating transmission resources'2014 8,699,435'System and method for allocating transmission resources'2014 8,687,678'Parameterized codebook with subset restrictions for use with precoding MIMO transmissions'2014 8,634,365'System and method for allocating transmission resources'2014 8,634,367'System and method for allocating transmission resources'2014 8,619,904'Channel-assisted iterative precoder selection'2013 8,605,809'Method and apparatus for using factorized precoding'2013 8,582,627'Precode structure for MIMO precoding'2013 8,537,924'Open loop precoder cycling in MIMO communications'2013 8,526,383'System and method for allocating transmission resources based on a transmission rank'2013 8,494,033'Methods providing precoder feedback using multiple precoder indices and related communications devices and systems'2013 8,472,547'Parameterized codebook with subset restrictions for use with precoding MIMO transmissions'2013 8,446,886'Antenna port mapping for demodulation reference signals'2013 8,391,395'Precoder codebooks for effective channels with structured frequency-selectivity'2013 8,358,979'Method and apparatus for measuring interference in a telecommunications system'2013 8,325,624'Link quality estimation method and apparatus in a telecommunication system'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2021Patents assigned to ERICSSON TELEFON AB L M (77)· patent assignee history

2012–2018Patents assigned to HAMMARWALL DAVID (33)· patent assignee history

2012–2018Based in Stockholm, SE· patent location history

2013–2017Patents assigned to BERGMAN SVANTE (12)· patent assignee history

2013–2014Patents assigned to JOENGREN GEORGE (12)· patent assignee history

2014–2021Based in Vallentuna, SE· patent location history

2016–2018Patents assigned to ERICSSON TELEFON AB L M (publ) (19)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ERICSSON TELEFON AB L M	77	2012–2021
HAMMARWALL DAVIDself	33	2012–2018
ERICSSON TELEFON AB L M (publ)	19	2016–2018
BERGMAN SVANTE	12	2013–2017
JOENGREN GEORGE	12	2013–2014

Locations

Location	Patents	Span
Vallentuna, SE	58	2014–2021
Stockholm, SE	26	2012–2018