Abstract: The present disclosure relates to certain (2S)—N-[(1S)-1-cyano-2-phenylethyl]-1,4-oxazepane-2-carboxamide compounds (including pharmaceutically acceptable salts thereof), that inhibit dipeptidyl peptidase 1 (DPP1) activity, to their utility in treating and/or preventing clinical conditions including respiratory diseases, such as asthma and chronic obstructive pulmonary disease (COPD), to their use in therapy, to pharmaceutical compositions containing them and to processes for preparing such compounds.

Abstract: An example method for training a machine learning (ML) model in a server-client ML scenario includes determining by a ML service provider a set of rules for preparing input data, and preparing by a client input data according to the received set of rules based on raw data from an associated terminal device. The method further includes training a ML model by the ML service provider based on the prepared input data provided by the client.

Abstract: Raw material devices, systems that incorporate raw material delivery devices, and methods of supplying raw material using the raw material devices. A raw material delivery device includes a hollow body comprising a first end and a second end, the second end disposed above the first end in a system vertical direction, an inlet disposed at the first end of the hollow body, an outlet disposed at the second end of the hollow body, and a stepped passageway disposed within the hollow body between the inlet and the outlet. The stepped passageway is configured to deliver raw material via one or more steps from the inlet to the outlet.

Abstract: A rake arm assembly mountable to a build table having an upper surface and an opposite lower surface is provided. The rake arm assembly includes a rake arm body extending in a direction transverse to a working axis and positionable at the upper surface of the build table, a first guide rail mountable to the lower surface of the build table and extending along the working axis, a first rake support member fixed to a first end of the rake arm body and movably supported on the first guide rail, a second rake support member fixed to an opposite second end of the rake arm body, and a guide pad fixed to a lower surface of the second rake support member and positionable at the lower surface of the build table.

Abstract: An example method for providing at least one estimated parameter of a wireless communication channel includes receiving at least one sample of raw data via the wireless communication channel, processing the at least one sample using a machine learning inference algorithm and therefrom providing a first estimated value, processing the at least one sample using a signal processing algorithm and therefrom providing a second estimated value, acquiring a first confidence value for the first estimated value, acquiring a second confidence value for the second estimated value, evaluating the first confidence value and the second confidence value, and providing either the first estimated value or the second estimated value or a combination of the first and the second estimated value as the at least one estimated parameter based on the evaluation.

Abstract: Calibrating an anchor point in a positioning system includes, in an example implementation, transmitting a localization signal between a mobile device and the anchor point, determining a first direction between the mobile device and the anchor point in a local coordinate system based on the transmitted localization signal, and determining a second direction between the mobile device and the anchor point in a global coordinate system based on the determined first direction and a stored anchor orientation of the anchor point, the anchor orientation defining the local coordinate system of the anchor point with respect to the global coordinate system.

Abstract: A wireless communications device (100) includes a wireless interface (122) for conducting wireless communications with one or more network nodes (110) of a wireless communications network (102). The wireless communications device (100) further includes a control circuit (118) configured to receive a plurality of reference signals transmitted by the one or more network nodes (110), measure the plurality of reference signals to generate a plurality of positioning measurements, associate the plurality of positioning measurements with beam information, and select a set of positioning measurements with associated beam information for determining a positioning estimate of the wireless communications device (100).

Abstract: The present disclosure relates to a method (60, 70) for performing key management for a plurality of communication devices, each of the plurality of communication devices being configured to perform wireless communication using a first wireless communication technology. The method comprises establishing (S60, S70, S62, S72)), by at least one of the plurality of communication devices, a first secure connection with a key management service using a second wireless communication technology. The method further comprises negotiating (S61, S71, S63, S73), by the at least one communication device with the key management service using the first secure connection, first authentication information comprising a first authentication bundle for secure communication and/or data protection on the first wireless communication technology.

Abstract: Calibrating an anchor point in a positioning system includes, in an example implementation, transmitting a localization signal between a mobile device and the anchor point, determining a first direction between the mobile device and the anchor point in a local coordinate system based on the transmitted localization signal, and determining a second direction between the mobile device and the anchor point in a global coordinate system based on the determined first direction and a stored anchor orientation of the anchor point, the anchor orientation defining the local coordinate system of the anchor point with respect to the global coordinate system.

Abstract: A count of one or more subcarriers (811-818) of a carrier (370) is determined depending on a setting of an adaptive modulation numerology of the carrier (370). A wake-up signal (4003) is transmitted to a wireless communication device (101) on the one or more subcarriers (811-818).

Abstract: Devices in a positioning system are described. In an example, a first device in the positioning system is configured to detect whether the first device is moving or stationary. The first device periodically send a first signal to a second device in the positioning system as long as the first device is not stationary, the first signal comprising at least a localization enabling information. When detecting that the first device is stationary the first device is further configured to send a second signal to the second device, the second signal indicating that the first device is stationary, and to stop sending the first signal.

Abstract: In one embodiment a method for hybrid localization in a first area and in a second area comprises the following steps: operating (A) a device in a first mode of operation, while the device is in the first area in which a wireless communication is available, detecting (B) that the device transitions from the first area to the second area in which a short range radio signal transmission is available, switching (C) the device to a second mode of operation upon detection that the device transitions from the first area to the second area, wherein in the first mode of operation the device uses a first technology for localization, wherein in the second mode of operation the device uses at least a second technology for localization in which the device emulates the short range radio signal transmission during at least one idle period of the wireless communication.

Abstract: In a method for determining a 3D directional vector between a sending device and a receiving device, the receiving device comprises at least two antenna arrays that each comprise a plurality of linearly arranged antenna elements that are aligned to different orientations.

Abstract: A method (300) and control arrangement (210) for controlling a vehicle (100) to freewheel with engine off. The vehicle (100) has an engine (260) for propelling the vehicle (100) and a hydraulic power steering system (400). The hydraulic power steering system (400) comprises a primary power steering pump (270a) arranged to be driven by the engine (260) and a secondary power steering pump (270b). The method (300) includes: determining (301) when to start freewheeling the vehicle (100) with its engine off; and prior to starting the freewheeling of the vehicle (100) with engine off, determining (302) to start the secondary power steering pump (270b).

Abstract: A secure indoor positioning device, system and method. A mobile electronic device is detected entering into proximity of a stationary electronic device. In response, a plurality of secure session parameters is negotiated via two-way wireless communication between the stationary electronic device and the mobile electronic device. One or more of the negotiated plurality of secure session parameters is communicated to one or more other stationary electronic devices. At one or more of the plurality of stationary electronic devices, secure messages broadcasted by the mobile electronic device are received. These messages are decrypted or authenticated using one or more of the negotiated secure session parameters and are used to determine a position of the mobile electronic device.

Abstract: Raw material devices, systems that incorporate raw material delivery devices, and methods of supplying raw material using the raw material devices. A raw material delivery device includes a hollow body comprising a first end and a second end, the second end disposed above the first end in a system vertical direction, an inlet disposed at the first end of the hollow body, an outlet disposed at the second end of the hollow body, and a stepped passageway disposed within the hollow body between the inlet and the outlet. The stepped passageway is configured to deliver raw material via one or more steps from the inlet to the outlet.

Abstract: The present disclosure relates to a method (100) for determining an angle of arrival, AoA, of received radio frequency, RF, measurement signals. The method (100) comprises obtaining (101) measurement data based on the received RF measurement signals from an antenna array, wherein the RF measurement signals are representative of multiple frequency channels. The method (100) further comprises determining (102) power spectra, comprising determining at least one power spectrum for each of the multiple frequency channels by using the measurement data. The method (100) further comprises providing (105) a machine learning algorithm, which is pre-trained to determine an AoA based on power spectra of multiple frequency channels. The method (100) further comprises determining (106) the AoA of the received RF measurement signals by using the machine learning algorithm and the determined power spectra.

Abstract: For idle mode positioning, a user equipment (UE) is configured with positioning resources being usable by the UE while in idle mode. The positioning resources can include uplink resources to support uplink-based positioning, downlink resources to support downlink-based positioning, or both to support a combination of uplink-based and downlink-based positioning. The positioning resources can be utilized to transmit uplink references signals, downlink reference signals, or both. A positioning estimate is computed based on positioning measurements of the reference signals.

Abstract: A positioning estimate for a user equipment (UE) is determined based on a combination of uplink-based positioning and downlink-based positioning. Positioning measurements based on downlink signals and uplink signals can be utilized to determine the positioning estimate. The positioning estimate may be computed by the UE or a node of a wireless communications network. This positioning scheme can include two parts, where a first part and second part are either uplink-based or downlink-based, but the two parts are different from each other. Positioning measurements performed in the first part may be sent along with reference signals in the second part.

Abstract: A secure indoor positioning device, system and method. A mobile electronic device is detected entering into proximity of a stationary electronic device. In response, a plurality of secure session parameters is negotiated via two-way wireless communication between the stationary electronic device and the mobile electronic device. One or more of the negotiated plurality of secure session parameters is communicated to one or more other stationary electronic devices. At one or more of the plurality of stationary electronic devices, secure messages broadcasted by the mobile electronic device are received. These messages are decrypted or authenticated using one or more of the negotiated secure session parameters and are used to determine a position of the mobile electronic device.