Abstract: There is provided an apparatus comprising means for: receiving, from a network node, a configuration message for frequency domain spectral shaping, wherein the configuration message is indicative of at least one or more filter parameters; determining a frequency domain window function according to the one or more filter parameters; and transmitting an uplink transmission applying the determined frequency domain window function.

Abstract: According to an example aspect of the present invention, there is provided a method comprising, receiving, by a wireless network node, at least one parameter from a wireless terminal, wherein the at least one parameter is related to at least one transmit and/or receive beam of the wireless terminal and based on at least one metric with respect to a normal of at least one antenna panel of the wireless terminal, determining, based on the at least one parameter, a configuration for communicating with the wireless terminal and communicating with the wireless terminal according to the determined configuration.

Abstract: An apparatus receiving, from a network node, a configuration message for frequency domain spectral shaping, wherein the configuration message is indicative of at least one or more filter parameters; determining a frequency domain window function according to the one or more filter parameters; and transmitting an uplink transmission applying the determined frequency domain window function.

Abstract: There is provided an apparatus comprising means for: receiving, from a network node, a configuration message for frequency domain spectral shaping, wherein the configuration message is indicative of at least one or more filter parameters; determining a frequency domain window function according to the one or more filter parameters; and transmitting an uplink transmission applying the determined frequency domain window function.

Abstract: There is provided an apparatus comprising means for: mapping frequency-domain symbols on a plurality of subcarriers into at least two sets, each set comprising symbols of at least one of the plurality of subcarriers; for each set: performing symbol-wise rotation based on a complex coefficient value and converting the rotated symbols from the frequency domain to the time domain; or converting the symbols from the frequency domain to the time domain and performing symbol-wise rotation on the time-domain symbols based on the complex coefficient value; inserting a cyclic prefix into each time-domain symbol; concatenating the time-domain symbols resulting from the cyclic prefix insertion to create a sub-band waveform; and performing sub-band filtering, interpolation and combination based on the sub-band waveform for each of the sets to generate a single waveform.

Abstract: According to an example aspect of the present disclosure, there is provided a method for transmitting a Discrete Fourier Transform-spread-Orthogonal Frequency Domain Multiplexed. DFT-s-OFDM, signal, the method comprising, converting, by a wireless transmitter, complex-valued symbols to polar domain symbols, wherein the complex-valued symbols are modulated using at least phase shift keying, processing, by the wireless transmitter, angle values of the polar domain symbols to avoid angle differences larger than ? rad, or lower than ?? rad, between consecutive angle values, interpolating, by the wireless transmitter, at least the processed angle values by an interpolation factor N/L, wherein L is a length of Fast Fourier Transform, FFT, and Nis length of Inverse FFT, IFFT, converting, by the wireless transmitter, the interpolated angle values into complex domain symbols and generating, by the wireless transmitter, a DFT-s-OFDM waveform comprising said complex domain symbols.

Abstract: There is provided an apparatus comprising means for: receiving, from a network node, a configuration message for frequency domain spectral shaping, wherein the configuration message is indicative of at least one or more filter parameters; determining a frequency domain window function according to the one or more filter parameters; and transmitting an uplink transmission applying the determined frequency domain window function.

Abstract: Disclosed is a method for compensating phase noise. A symbol comprising one or more data sub-symbols and one or more pilot sub-symbols is received (501). A sequence of first phase noise estimates is obtained (502) based at least partly on the one or more pilot sub-symbols. A first filter is used to obtain (503, 507) a first sequence of filtered phase noise estimates from at least a subset of the one or more data sub-symbols based at least partly on the sequence of first phase noise estimates. The first sequence of filtered phase noise estimates is stored (506, 510). Phase noise compensation is applied (512) to the one or more data sub-symbols based at least partly on the first sequence of filtered phase noise estimates.

Abstract: This document discloses a solution for modulating and demodulating signals transferred over a communication channel.

Abstract: Various techniques are provided for determining, by a network device, a number indicating a quantity of user equipment (UE) that are in an idle state, determining, by the network device, whether the network device can operate in an energy-saving transmission mode based on the number indicating a quantity of UE that are in an idle state, in response to determining the network device can operate in the energy-saving transmission mode using, by the network device, energy-saving transmissions, and notifying, by the network device, at least one UE being served by the network device of the energy-saving transmissions.

Abstract: According to an example aspect of the present disclosure, there is provided a method comprising, determining, by an apparatus, first information for reception of a synchronization signal block from a cell of a source wireless network node, determining, by the apparatus, second information for reception of at least one part of a system information block from the cell of the source wireless network node, wherein the second information is unchanged compared to at least one part of a previous system information block, receiving, by the apparatus, the synchronization signal block and the system information block and performing, by the apparatus, processing of the first information of the synchronization signal block and the second information of the at least one part of the system information block.

Abstract: This document discloses a solution for occupying time-frequency resources for a wireless transmission.

Abstract: The present subject matter relates to an apparatus for a wireless communication system. The apparatus comprises means being configured for: receiving from one or more antennas of another apparatus, herein referred to as user apparatus, one or more antenna signals respectively; determining one or more frequency shifts of the one or more antenna signals respectively; determining an orientation of the user apparatus using the determined one or more frequency shifts.

Abstract: To enable spectrum shaping also when excess band is used, at least one set of spectral flatness requirements amongst two or more sets comprises at least at least a first parameter value for a first in-band range, at least a second parameter value for a second in-band range and at least a third parameter value for the excess band range, and a set to be used is selected at least based on information on the use of the excess band.

Abstract: The present subject matter relates to an apparatus for a wireless communication system. The apparatus comprises means being configured for: receiving from antennas of another apparatus, herein referred to as user apparatus, antenna signals respectively; determining ranges between the apparatus and the antennas of the user apparatus using the multiple antenna signals; determining an orientation of the user apparatus using the determined ranges.

Abstract: According to example embodiments, a method may include transmitting, by a user device to a wireless network node, data via a plurality of uplink component carriers including at least a first uplink component carrier and a second uplink component carrier; wherein a first subset of physical resource blocks for the first component carrier is contiguous with a second subset of physical resource blocks for the second component carrier; wherein the first component carrier and the second component carrier have a same power spectral density; and applying a modified radio frequency requirement by the user device wherein the modified radio frequency requirement impacts a transmission power of the first uplink component carrier and of the second uplink component carrier.

Abstract: An apparatus comprising means for determining a set of beams for use in transmitting and/or receiving at least one signal in a first frequency range; determining at least one mapped beam, wherein determining the at least one mapped beam comprises mapping at least one beam of the set of beams to at least a second, different frequency range; and causing transmission and/or reception of at least one signal in the second, different frequency range using the at least one mapped beam.

Abstract: According to an example aspect of the present invention, there is provided a method comprising, receiving, by a wireless network node, at least one parameter from a wireless terminal, wherein the at least one parameter is related to at least one transmit and/ or receive beam of the wireless terminal and based on at least one metric with respect to a normal of at least one antenna panel of the wireless terminal, determining, based on the at least one parameter, a configuration for communicating with the wireless terminal and communicating with the wireless terminal according to the determined configuration.

Abstract: This document discloses a solution for reducing peak-to-average power ratio in a radio device. According to an aspect, an apparatus includes circuitry configured for performing: acquiring a block of modulated symbols to be transmitted over a radio interface; transforming the block of modulated symbols from a time domain into a frequency domain for sub-carrier mapping; performing a time-domain peak detection procedure on the block of modulated symbols before said transforming; upon detecting at least one peak in the block of modulated symbols during the time-domain peak detection procedure, computing a peak correction signal for the block of modulated symbols and allocating the peak correction signal to one or more sub-carriers dedicated to the peak correction signal in the sub-carrier mapping; and upon detecting no peak in the block of modulated symbols during the time-domain peak detection procedure, omitting said computing and said allocating.