Abstract: An apparatus (100) for processing radio frequency signals, comprising a first antenna system (110) having a controllable first antenna characteristic and a second antenna system (120) having a controllable second antenna characteristic, wherein the first antenna system is configured to operate in a first frequency range, wherein the second antenna system is configured to operate in a second frequency range which is different from the first frequency range.

Abstract: According to an example aspect of the present invention, there is provided a method comprising determining that a first mobile terminal is a personal device, receiving, from the first mobile terminal, information about a status of the first mobile terminal, determining whether the first mobile terminal is a Vulnerable Road User, VRU, with respect to a vehicle based at least partly on the received information about the status of the first mobile terminal, detecting a potential collision between the first mobile terminal and the vehicle when the first mobile terminal is determined as a VRU and transmitting at least one warning message to the first mobile terminal in case that the first mobile terminal is determined as a VRU and the potential collision is detected.

Abstract: According to embodiments of the present disclosure, a PRS transmission timing scheme for sidelink assisted positioning is proposed. According to embodiments of the present disclosure, the supporting terminal device measures a receiving-transmitting (Rx-Tx) time difference between receiving the downlink PRS (DL) and transmitting the sidelink (SL) PRS. The supporting terminal device transmits an indication of the RX-TX time difference to the location management device in order to reduce the impact of low synchronization issue on positioning performance as well as the use of wideband PRS for higher measurement accuracy. In this way, the positioning performance of sidelink assisted positioning has been improved.

Abstract: Embodiments of the present disclosure relate to beam selection during downlink positioning. According to embodiments of the present disclosure, the terminal devices are grouped based on their characteristics and the anchor terminal device in the group determines the best transmitting beam of the neighbor network device. The non-anchor terminal device uses the assistance information of the best transmitting beam determined by the anchor terminal device. In this way, cost for the terminal device to receive and measure the PRS during downlink positioning has been reduced.

Abstract: According to an example aspect of the present invention, there is provided a method comprising determining that a first mobile terminal is a personal device, receiving, from the first mobile terminal, information about a status of the first mobile terminal, determining whether the first mobile terminal is a Vulnerable Road User, VRU, with respect to a vehicle based at least partly on the received information about the status of the first mobile terminal, detecting a potential collision between the first mobile terminal and the vehicle when the first mobile terminal is determined as a VRU and transmitting at least one warning message to the first mobile terminal in case that the first mobile terminal is determined as a VRU and the potential collision is detected.

Abstract: It is proposed a device to process data to be transmitted via a first radio module of a radio communications network, in which data to be transmitted is mapped on subcarriers and in the radio module subsequently up-converted to a radio frequency higher than the subcarrier frequencies, wherein the subcarriers are grouped into frequency subbands, and wherein at least one subband is scalable with at least one subband parameter, wherein a subband parameter is in particular a subcarrier spacing, and wherein in at least one subband at least two different parameters, in particular subcarrier spacings, can be used.

Abstract: It is proposed a device to process data to be transmitted via a first radio module of a radio communications network, in which data to be transmitted is mapped on subcarriers and in the radio module subsequently up-converted to a radio frequency higher than the subcarrier frequencies, wherein the subcarriers are grouped into frequency subbands, and wherein at least one subband is scalable with at least one subband parameter, wherein a subband parameter is in particular a subcarrier spacing, and wherein in at least one subband at least two different parameters, in particular subcarrier spacings, can be used.

Abstract: An apparatus, for use in a transmission device, is provided which comprises includes at least one processor, at least one memory including computer program code, and the at least one processor, with the at least one memory and the computer program code, being arranged to cause the apparatus at least to prepare at least one beamforming and/or precoding pattern for transmitting a positioning purpose signal via a plurality of antennas connectable to the apparatus, the positioning purpose signal serving to position at least one user equipment, and transmit the positioning purpose signal from the plurality of antennas according to the beamforming and/or precoding pattern. Beamforming and/or precoding may be coordinated between a plurality of transmission devices in a coordination scheme.

Abstract: A device to process a channel state information reference signal CSI-RS and further data to be transmitted via a first radio module of a radio communications network, in which data to be transmitted is mapped on subcarriers and in the radio module subsequently up-converted to a radio frequency higher than the subcarrier frequencies is provided. The subcarriers are grouped into frequency subbands, and at least one subband is scalable with at least one subband parameter for a period of time. A subband parameter is in particular a subcarrier spacing, and in at least one subband at least two different parameters, in particular subcarrier spacings, can be used.

Abstract: Various communication systems may benefit from improved positioning estimation. For example, certain embodiments may benefit from improved radio-based positioning estimation of a target user equipment using an observed time difference of arrival. A method, in certain embodiments, may include receiving at a target user equipment from a network entity a list comprising a plurality of supporting user equipment and a plurality of base stations. The method may also include receiving at the target user equipment supporting positioning reference signals via sidelink transmission from the plurality of supporting user equipment and positioning reference signals from the plurality of base stations. In addition, the method may include taking observed time difference of arrival measurements or determining a position estimate at the target user equipment based on the positioning reference signals and the supporting positioning reference signals.

Abstract: A device to process a channel state information reference signal CSI-RS and further data to be transmitted via a first radio module of a radio communications network, in which data to be transmitted is mapped on subcarriers and in the radio module subsequently up-converted to a radio frequency higher than the subcarrier frequencies is provided. The subcarriers are grouped into frequency subbands, and at least one subband is scalable with at least one subband parameter for a period of time. A subband parameter is in particular a subcarrier spacing, and in at least one subband at least two different parameters, in particular subcarrier spacings, can be used.

Abstract: Proposed is a method to operate a user equipment in a radio access network for transmitting uplink payload. In a first step (24) a determination is made whether a cell of the radio access network is selected, wherein the determination of the first step (24) is based on first information (28). In a second step (34) a determination is made whether the cell which has been selected in the first step (24) is accessed via a first radio access scheme or a second radio access scheme, wherein the determination of the second step (34) is based on second information (38). In a third step (44a; 44b) the uplink payload (8) is transmitted via an uplink channel of the selected cell according to the radio access scheme selected in the second step (34).

Abstract: Embodiments provide apparatuses, methods and computer programs for a base station transceiver and for a fixed machine device transceiver of a mobile communication system. The apparatus (10) for the base station transceiver (100) of the mobile communication system (300) comprises a transceiver module (12) operable to communicate with a stationary fixed machine device transceiver (200) using a first or a second identity information related to an identity of the fixed machine device transceiver (200). A number of bits representing the first identity information differs from a number of bits representing the second identity information. The apparatus (10) further comprises a control module (14) operable to control the transceiver module (12). The control module (14) is further operable to determine the first or the second identity information for the fixed machine device transceiver (200) such that for a given point in time either the first or the second identity information is valid.

Abstract: The invention relates to a base station (100) for a cellular communications network, wherein said base station (100) is configured to control at least one antenna system (110) which comprises a plurality of antenna elements (110a, 110b, 110c, . . . , 110?), wherein at least two antenna elements (110a, 110b) are arranged at different vertical positions (pa, pb) with reference to a virtual horizontal plane (P). The base station (100) is further configured to transmit specific pilot signals (D1, D2) on orthogonal radio resources associated with said specific pilot signals (D1, D2) via different antenna elements (110a, 110b).

Abstract: The present invention relates to a method for allocating frequency subchannels on an air interface of a wireless communication system to users for a predefined time period, a plurality of frequency subchannels being available for communicating between a base station belonging to a cell and users under the coverage of said cell requiring a frequency subchannel allocation. According to the present invention, the method comprises the steps of: determining an angular position of the users under the coverage of a cell relative to a base station in said cell; selecting at least one frequency subchannel to be assigned to a user depending on its angular position and the angular position of at least one other user.

Abstract: The present invention relates to a method of operating a base station (100) for a cellular communications network, said method comprising: —the base station (100) determining (200) at least two terminals (10, 11, 12) which are served by the base station (100) and which are scheduled for the same primary radio resource, —the base station (100) assigning (210) individual portions of a secondary radio resource, which is different from said primary radio resource, to said at least two terminals (10, 11, 12) depending on a parameter which characterizes a vertical angle (812) between a virtual horizontal plane (P) associated with said base station (100) and a specific one of said terminals (10, 11, 12).

Abstract: The invention relates to a base station (100) for a cellular communications network, wherein said base station (100) is configured to control at least one antenna system (110) which comprises a plurality of antenna elements (110a, 110b, 110c, . . . , 110n), wherein at least two antenna elements (110a, 110b) are arranged at different vertical positions (pa, pb) with reference to a virtual horizontal plane (P). The base station (100) is further configured to transmit specific pilot signals (D1, D2) on orthogonal radio resources associated with said specific pilot signals (D1, D2) via different antenna elements (110a, 110b).

Abstract: The present invention relates to a method of operating a base station (100) for a cellular communications, network, wherein said base station (100) comprises at least one antenna system (110), a beam pattern of which is controlled at least regarding a tilt angle (?), wherein at least one radio resource used for data transmission to and/or from least one terminal (20a) is associated with a specific value for the tilt angle (?).

Abstract: The present invention relates to a method for allocating frequency subchannels on an air interface of a wireless communication system to users for a predefined time period, a plurality of frequency subchannels being available for communicating between a base station belonging to a cell and users under the coverage of said cell requiring a frequency subchannel allocation. According to the present invention, the method comprises the steps of: determining an angular position of the users under the coverage of a cell relative to a base station in said cell; selecting at least one frequency subchannel to be assigned to a user depending on its angular position and the angular position of at least one other user.