Inventor

HAMMARWALL DAVID

SE89 patents

⚠️ This page may combine multiple inventors who share the name “HAMMARWALL DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HAMMARWALL DAVID

ERICSSON TELEFON AB L M

Methods and arrangements for CSI reporting

Methods and arrangements for CSI reporting

Method and system for transmission of muting configurations

Method and radio node for enabling use of high order modulation in a radio communication with a user equipment

Precoder structure for MIMO precoding

Method and apparatus for using factorized precoding

Method and apparatus for using factorized precoding

Method and apparatus for measuring interference in a telecommunications system

Parameterized codebook with subset restrictions for use with precoding MIMO transmissions

Parameterized codebook subsets for use with precoding MIMO transmissions

Precoder structure for MIMO precoding

Methods and devices for controlling resource usage

Non-consecutive subframes in multi-TTI scheduling messages

User equipment and a method for power control of uplink transmissions

Methods and arrangements for CSI reporting

Override of multi-TTI scheduling messages

System and method for allocating transmission resources based on a transmission rank

Method and arrangement in a wireless communication system

Method and apparatus for measuring interference in a telecommunications system

Antenna port mapping for demodulation reference signals

Link quality estimation and apparatus in a telecommunication system

Method and radio node for enabling use of high order modulation in a radio communication with a user equipment

Uplink control information (UCI) mapping indicator for long term evolution (LTE) carrier aggregation

Precoder structure for MIMO precoding

User equipment and a method for power control of uplink transmissions

Methods and arrangements for CSI reporting

Methods and arrangements for CSI reporting

Antenna port mapping for demodulation reference signals

Uplink control information (UCI) mapping indicator for long term evolution (LTE) carrier aggregation

HAMMARWALL DAVID

Configuration of coordinated multipoint transmission hypotheses for channel state information reporting

Parameterized codebook with subset restrictions for use with precoding MIMO transmissions

Link quality estimation method and apparatus in a telecommunication system

Methods and arrangements for CSI reporting

Parameterized codebook subsets for use with precoding MIMO transmissions

System and method for allocating transmission resources

Precode structure for MIMO precoding

Method in a network node, method in a user equipment, a network node and a user equipment for selecting a beam candidate

Method and arrangement in a wireless communication system

Artificial interference injection for channel state information reporting

System and method for allocating transmission resources

JOENGREN GEORGE

Methods providing precoder feedback using multiple precoder indices and related communications devices and systems

Method and apparatus for using factorized precoding

Open loop precoder cycling in MIMO communications

WERNERSSON NIKLAS

Beamformed downlink communications for a multiple antenna system

Node and method for generating beamformed for downlink communications

Data transmission in a multiple antenna system

ERICSSON TELEFON AB L M (publ)

Methods and arrangements for CSI reporting

Method and radio node for enabling use of high order modulation in a radio communication with a user equipment

HU YANG

Antenna port mapping for demodulation reference signals

GERSTENBERGER DIRK

Uplink control information (UCI) mapping indicator for long term evolution (LTE) carrier aggregation