Inventor

Erik Dahlman

Inventor

Bromma, SE

Overview

1998–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 167 as inventor

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

H04Wprimary

H04WWireless communication networks38%

H04LTransmission of digital information, e.g. telegraphic communication35%

H04BTransmission15%

H04JMultiplex communication7%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use3%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes1%

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

G06FElectric digital data processing0%

PatentTitleYear

11,102,041Channel sounding using multiple sounding configurations2021 11,038,651Flexible indication for start position of data channel2021 11,032,779Use of cell specific reference signals for NR open loop uplink power control2021 11,032,837Wireless device and a network node for a wireless communication system2021 11,025,379Localized and distributed transmission2021 11,005,603Predictive acknowledgment feedback mechanism2021 10,999,177Method and a first node for managing modes of operation of a service2021 10,938,497Network architecture, methods, and devices for a wireless communications network2021 10,820,339Transmission holes in longer transmission intervals2020 10,797,918Resource allocation for data transmission in wireless systems2020 10,797,922Prefixing of OFDM symbols to support variable subframe length2020 10,791,532Methods and arrangements in a telecommunications network2020 10,779,228Methods and apparatuses for enabling a wireless device to communicate with a radio network node in an unlicensed spectrum2020 10,757,689Allocation of acknowledgement resources2020 10,728,890Flexible transmission grid2020 10,700,825Reference signal pattern2020 10,700,908Common reference signal design for OFDM and DFTS-OFDM2020 10,638,253Network architecture, methods, and devices for a wireless communications network2020 10,630,410Network architecture, methods, and devices for a wireless communications network2020 10,581,658Channel sounding using multiple sounding configurations2020 10,574,493Prefixing of OFDM symbols to support variable subframe length2020 10,560,236Method and apparatus for allocating a pilot signal adapted to the channel characteristics2020 10,541,795Uplink transmission bandwidth control and support2020 10,524,251Efficient control signaling using common search space2019 10,516,559Prefixing of OFDM symbols to support variable subframe length2019 10,498,576Guard interval adaptation for wireless communication2019 10,498,516PUCCH structure for mixed numerology2019 10,492,226Technique for performing a random access procedure over a radio interface2019 10,492,179Resource signaling for PUCCH2019 10,469,206HARQ codebook2019 10,469,353Method and a first node for managing modes of operation of a service2019 10,462,780Method and apparatus for configuring sounding signals in a wireless communication network2019 10,447,515Modulation for a wireless communication network2019 10,439,781Information on reference signal structure for neighboring cell measurements2019 10,425,270Control of timing for mixed-mode multicarrier modulation2019 10,405,268Methods and apparatuses for enabling a wireless device to communicate with a radio network node in an unlicensed spectrum2019 10,390,342Sidelink communication techniques in radiocommunication systems2019 10,390,330Methods, wireless device, radio base station and second network node for managing EPS bearer2019 10,382,171Predictive acknowledgment feedback mechanism2019 10,367,677Network architecture, methods, and devices for a wireless communications network2019 10,355,846Methods and nodes for soft cell uplink prioritization2019 10,285,115Transmission of system information on a downlink shared channel2019 10,285,150Methods and arrangements in a telecommunications network2019 10,263,820Channel sounding using multiple sounding configurations2019 10,264,569Method and apparatus for configuring sounding signals in a wireless communication network2019 10,243,705Localized and distributed transmission2019 10,237,019Variable transport format parameters for fast acknowledgment feedback mechanism2019 10,231,248Methods and devices for managing connectivity for a service2019 10,219,302Technique for performing a random access procedure over a radio interface2019 10,206,206Method and first network node for managing a request for connectivity for a service of a wireless device2019 10,193,724Prefixing of OFDM symbols to support variable subframe length2019 10,178,680Method, network node, computer program and computer program product for assisting downlink interference estimation2019 10,104,623Uplink power control for power limited terminals2018 10,064,076Method and wireless device for managing probe messages2018 10,034,230Methods and apparatuses for enabling a wireless device to communicate with a radio network node in an unlicensed spectrum2018 9,949,273Forwarding HARQ feedback considering latency over available channels2018 9,949,239Uplink scrambling during random access2018 9,935,749Method and apparatus for allocating a pilot signal adapted to the channel characteristics2018 9,912,372'Multicarrier communication system employing explicit frequency hopping'2018 9,912,453'Interference control between different radio communication systems involving user equipments'2018 9,900,136'Information on reference signal structure for neighboring cell measurements'2018 9,883,324'Methods and devices for sending and receiving location information for wireless devices'2018 9,883,463'User equipment, a network node and methods for device discovery in a device-to-device (D2D) communication in a wireless telecommunications network'2018 9,872,256'User equipment and a method for power control of uplink transmissions'2018 9,860,929'User equipment, a network node, and methods for device discovery in device to-device (D2D) communications in a wireless telecommunications network'2018 9,854,537Methods, network node, wireless device, computer programs and computer program products for assisting downlink interference estimation2017 9,847,861Method and apparatus for allocating a pilot signal adapted to the channel characteristics2017 9,762,366'Mapping user data onto a time-frequency resource grid in a coordinated multi-point wireless communication system'2017 9,743,405'Flexible subframes'2017 9,722,680'Signaling of antenna associations'2017 9,713,166'Soft cell inter-layer interference handling'2017 9,706,589'Network nodes, devices and methods therein for enabling device to device communication'2017 9,642,130'Method and apparatus for configuring sounding signals in a wireless communication network'2017 9,603,101'Technique for operating a network node in a heterogeneously deployed network'2017 9,585,042'Multi-carrier CQI feedback method and apparatus'2017 9,537,628'Mapping user data onto a time-frequency resource grid in a coordinated multi-point wireless communication system'2017 9,532,313'Uplink power control method and user equipment supporting both common and separate TPC commands'2016 9,532,355'Transmission of system information on a downlink shared channel'2016 9,503,129'Interference control between different radio communication systems involving user equipments'2016 9,496,918'Multicarrier communication system employing explicit frequency hopping'2016 9,398,543'Radio network controller, a serving base station, a user equipment and methods therein'2016 9,391,683'Localized and distributed transmission'2016 9,363,778'Method, user equipment and radio base station for random access in a cellular telecommunications system technical field of the invention'2016 9,356,739'Method and system for providing autonomous retransmissions in a wireless communication system'2016 9,319,130'Flexible subframes'2016 9,313,751'Uplink power control for power limited terminals'2016 9,300,495'Channel sounding using multiple sounding configurations'2016 9,294,238'Multicarrier communication system employing explicit frequency hopping'2016 9,253,731'User equipment and a method therein for transmission power control of uplink transmissions'2016 9,236,938'Resource allocation for co-existing networks'2016 9,237,462'Signaling data channel\'s configuration information to facilitate interference cancellation'2016 9,215,053'Mapping user data onto a time-frequency resource grid in a coordinated multi-point wireless communication system'2015 9,191,847'Multi-carrier CQI feedback method and apparatus'2015 9,167,488'Method and arrangement in a radio communications system for supporting DTX'2015 9,155,010'Methods and arrangements for handover'2015 9,137,075'Subcarrier spacing identification'2015 9,131,534'Method and apparatus for configuring sounding signals in a wireless communication network'2015 9,094,146'Secondary synchronization sequences for cell group detection in a cellular communications system'2015 9,036,571'Method and arrangement in a radio communications system for dynamic carrier mode switching'2015 8,995,357'Transmission of system information on a downlink shared channel'2015 8,954,104'Synchronization of PICO-nodes in a heterogeneous cellular network deployment'2015 8,902,811'Methods and arrangements in a telecommunications network'2014 8,886,232'Paging in a radio access network, such as an E-UTRAN'2014 8,873,363'Information on reference signal structure for neighbouring cell measurements'2014 8,861,420'Method and arrangement in a telecommunication system'2014 8,861,471'Signalling resource allocation in a telecommunications network'2014 8,848,650'Technique for transmitting on multiple frequency resources in a telecommunication system'2014 8,843,144'Method and apparatus for allocating a pilot signal adapted to the channel characteristics'2014 8,837,396'Mapping user data onto a time-frequency resource grid in a coordinated multi-point wireless communication sytem'2014 8,797,889'Multi-carrier CQI feedback method and apparatus'2014 8,780,798'Method and devices for providing enhanced signaling'2014 8,744,468'Soft cell inter-layer interference handling'2014 8,717,996'Uplink scrambling during random access'2014 8,711,811'Identifying multi-component carrier cells'2014 8,705,431'Method and system for providing autonomous retransmissions in a wireless communication system'2014 8,676,240'Timing of component carriers in multi-carrier wireless networks'2014 8,670,384'Cell searching system and method'2014 8,644,874'Uplink power control for power limited terminals'2014 8,638,697'Method and arrangement in a telecommunication system'2014 8,639,252'Method and arrangement in a radio communications system for supporting DTX'2014 8,594,012'Uplink power control method and user equipment supporting both common and separate TPC commands'2013 8,559,343'Flexible subframes'2013 8,542,645'Technique for transmitting on multiple frequency resources in a telecommunication system'2013 8,526,377'DRX functionality in multi-carrier wireless networks'2013 8,514,694'Method and arrangement in a telecommunication system'2013 8,503,426'Technique for performing a random access procedure over a radio interface'2013 8,379,587'Signalling resource allocation in a telecommunications network'2013 8,363,746'Method to modify the frequency hopping scheme by extending the validity of the reference signals'2013 8,351,319'Information on reference signal structure for neighboring cell measurements'2013 8,285,294'Technique for performing a random access procedure over a radio interface'2012 8,279,846'Broadcast channel timing detection'2012 8,270,376'Methods for improving uplink communications in a wideband code division multiple access (WCDMA) communication system'2012 8,249,007'Measurement of cell-specific reference symbols in the presence of MBMS single frequency network transmissions'2012 8,238,303'Method and apparatus of allocating subcarriers in an orthogonal frequency division multiplexing system'2012 8,208,456'Method and arrangement in a telecommunication system'2012 8,169,992'Uplink scrambling during random access'2012 8,073,454'Resource scheduling in a cellular system'2011 8,055,252'Adaptive cell ID detection in a cellular communications system'2011 8,009,661'Cell searching system and method'2011 7,961,709'Secondary synchronization sequences for cell group detection in a cellular communications system'2011 7,904,093'Method and apparatus for allocating a pilot signal adapted to the channel characteristics'2011 7,873,009'Method and system of radio communications of traffic with different characteristics'2011 7,616,556'Wireless multicarrier system with subcarriers reserved for communication between unsynchronized nodes'2009 7,587,219'System and method for adaptive broadcast service'2009 7,440,489'Method and apparatus for selective demodulation and decoding of communications signals'2008 7,359,359'Method and system of channel adaptation'2008 7,227,850'Cellular radio communication system with frequency reuse'2007 7,178,089'Two stage date packet processing scheme'2007 6,985,474'Random access in a mobile telecommunications system'2006 6,977,888'Hybrid ARQ for packet data transmission'2005 6,912,228'Power control in a radio data communication system adapted using transmission load'2005 6,907,005'Flexible ARQ for packet data transmission'2005 6,724,813'Implicit resource allocation in a communication system'2004 6,606,313'Random access in a mobile telecommunications system'2003 6,542,736'Efficient radio link adaptation and base station sector selection in a radio communication system'2003 6,535,547'Random access in a mobile telecommunications system'2003 6,526,039'Method and system for facilitating timing of base stations in an asynchronous CDMA mobile communications system'2003 6,442,153'Random access in a mobile telecommunications system'2002 6,339,646'Slotted mode code usage in a cellular communications system'2002 6,222,875'Low-delay rate detection for variable rate communication systems'2001 6,173,162'Multiple code channel power control in a radio communication system'2001 6,108,369'Channelization code allocation for radio communication systems'2000 5,991,330'Mobile Station synchronization within a spread spectrum communication systems'1999 5,956,368'Downlink channel handling within a spread spectrum communications system'1999 5,896,368'Multi-code compressed mode DS-CDMA systems and methods'1999 5,883,899'Code-rate increased compressed mode DS-CDMA systems and methods'1999 5,831,978'Method for multiplexing of parallel information streams in a CDMA system'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2021Patents assigned to ERICSSON TELEFON AB L M (151)· patent assignee history

1998–2020Based in Bromma, SE· patent location history

2001Based in Tranebergsvagen, SE· patent location history

2011–2018Patents assigned to DAHLMAN ERIK (49)· patent assignee history

2011–2018Patents assigned to PARKVALL STEFAN (35)· patent assignee history

2012–2016Patents assigned to JADING YLVA (10)· patent assignee history

2016–2018Patents assigned to ERICSSON TELEFON AB L M (publ) (15)· patent assignee history

2016–2021Based in Stockholm, SE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ERICSSON TELEFON AB L M	151	1998–2021
DAHLMAN ERIKself	49	2011–2018
PARKVALL STEFAN	35	2011–2018
ERICSSON TELEFON AB L M (publ)	15	2016–2018
JADING YLVA	10	2012–2016

Locations

Location	Patents	Span
Bromma, SE	105	1998–2020
Stockholm, SE	61	2016–2021
Tranebergsvagen, SE	1	2001