Abstract: A system for measurement management is configured to obtain a configuration set and an associated configuration unique identifier (UID). The system is also configured to obtain at least one measurement result and an associated result UID. A relation between the configuration UID and the result UID is determined, and the relation is stored.

Abstract: A node for a radio communication network with dynamic reservation of transmission capacity is provided. Said node comprises a communication unit for communicating with at least one neighboring node, and at least one antenna coupled to said communication unit. In this context, the communication unit is configured to reserve transmission capacity on the basis of at least one RTS and/or CTS and/or nCTS handshake packet. In addition to this, the communication unit is further configured to limit transmission capacity reservation to a certain number of the at least one neighboring node on the basis of certain properties with respect to said certain number of the at least one neighboring node.

Abstract: A radio frequency test or measurement device for enhancing processing speed and reducing computational effort is configured to store at least one pre-calculated configuration set with an associated first unique identifier. The device is further configured to obtain a second UID via a communication network. The device is also configured to configure the device according to the pre-calculated configuration set, if the first UID matches the second UID. The pre-calculated configuration set comprises at least one of a software configuration setting or a hardware configuration setting.

Abstract: A compression device for compressing a signal is provided. Said compression device comprises an input for inputting the signal, a processor for performing source separation and/or time frame separation to find recognizable signal components with respect to the signal and/or for determining major characteristics of the signal and/or components of the signal as at least one signal parameter set, a signal generator for generating a known signal on the basis of the at least one signal parameter set, a subtractor for subtracting the known signal from the signal to form a remainder signal, and an output for outputting a compressed signal comprising the remainder signal and the at least one signal parameter set.

Abstract: A voltage measurement and/or overvoltage protection circuit for a measurement instrument comprising a measurement channel with at least one termination resistor and a measurement port is provided. Said voltage measurement and/or overvoltage protection circuit comprises at least one resistor. In this context, the voltage measurement and/or overvoltage protection circuit is contactable to the measurement port via said at least one resistor. In addition to this, a resistance of the at least one resistor is higher than a maximum resistance of the at least one termination resistor.

Abstract: A method of assessing a log-file is described. A log-file to be assessed is received. A data storage is accessed that includes several log-files. A group of log-files from the several log-files stored in the data storage is identified. The group of log-files includes log-files that are nearest to the log-file to be assessed. The identified group of log-files is returned to a user for further analysis. Further, a method of grouping several log-files as well as a system for processing at least one log-file are described.

Abstract: The invention relates to a method for measuring the specific absorption rate SAR of a mobile device under test DUT enabled for a combined LTE RF and 5G RF transmission, the method comprising the following steps: a.) Providing a mobile device under test DUT operable in LTE RF and 5G standard, b.) Setting the DUT in a mode to transmit with maximum power level according to the 5G standard, and at the same time transmitting with lower power level of LTE RF standard, c.) Performing a SAR scan and measuring the 5G signal, without taking into account any contribution from the LTE RF signal, d.) Setting the DUT in a mode to transmit with maximum power at maximum power in LTE RF standard, without transmitting according to the 5G standard, e.) Performing a SAR scan and measuring the LTE RF standard signal, f.) Combining the results of step c.) and e.) in order obtain a combined SAR value.

Abstract: A method of analyzing a ground-based augmentation system (GBAS) signal, comprising: transmitting at least one GBAS message burst; receiving the GBAS message burst, and performing a power measurement at symbol times of the GBAS message burst. Further, a test system for testing a ground-based augmentation system is described.

Abstract: A method and a system for securely controlling a remote measurement device. A connection between at least one remote measurement device and a server, such as a server computer, connected to the Internet is established. By a firewall, the at least one remote measurement device is protected from unauthorized access via the Internet. In case of an event of the at least one remote measurement device, an event notification is sent from the at least one remote measurement device to the server via the firewall. A temporary access token is generated by the server in response to the event notification received from the remote measurement device. Access is temporarily granted to the at least one remote measurement device based on the temporary access token.

Abstract: The application discloses a RF vector measurement system including: a first port for generating a RF pulse, a pulse splitter for splitting the pulse into a first pulse send to a device-under-test DUT, and a second pulse send as a reference to a first quantum sensor of the system. The system is arranged to supply a third pulse, which is produced by reflecting or transmitting the first by the DUT, to at least one second quantum sensor phase-correlated with said first quantum sensor by entanglement.

Abstract: The present disclosure relates to a method for determining a size of a buffer of a device-under-test, DUT, which is transmitting data. The method comprises the steps of: transmitting a data stream with a transmitting bit rate by means of the DUT, wherein the data stream is loaded into the DUT buffer during said transmission; receiving the data stream with a receiving bit rate at a receiver device; detecting a difference between the transmitting bit rate and the receiving bit rate over time; monitoring a packet loss at the receiver side; detecting a time at which a packet error rate, PER, at the receiver side increases above a threshold based on the monitored packet loss; and calculating a size of the DUT buffer based on a difference between an amount of data transmitted by the DUT and an amount of data received by the receiver device from the start of the transmission until the detected time of the PER increase.

Abstract: A signal synthesizer circuit includes a clock source, a direct digital synthesizer (DDS) circuit, signal paths, and an output. The clock source generates or receives a clock signal having a predefined frequency. The DDS circuit generates a DDS signal. A first signal path is connected to the DDS circuit to receive the DDS signal and includes a multiplier circuit that multiplies a frequency of the DDS signal by a multiplication factor, obtaining a frequency-multiplied DDS signal. A second signal path is connected to the clock source to receive the clock signal and includes a mixer circuit that receives the clock signal and the frequency-multiplied DDS signal. The mixer circuit mixes the clock signal with the frequency-multiplied DDS signal, obtaining a mixed DDS signal. A frequency of the mixed DDS signal corresponds to the sum of frequencies of the clock signal and the frequency-multiplied DDS signal.

Abstract: A method of analyzing test capabilities of a mobile communication test instrument is described. The method includes the steps of: receiving device under test (DUT) parameters being associated with a device under test, wherein the DUT parameters comprise information on a subset of band configurations associated with a device under test, wherein the subset of band configurations is to be tested; receiving, from an instrument database, test instrument parameters being associated with the test instrument, wherein the test instrument parameters comprise information on features of the test instrument; and determining, by an analysis circuit, whether the test instrument is suitable for testing the device under test based on the DUT parameters and based on the test instrument parameters. Further, a computer program product embodied on a non-transitory computer-readable medium and an analysis system for analyzing test capabilities of a mobile communication test instrument are described.

Abstract: A measurement system includes a common port, the common port being connectable to a signal output of the device under test. The measurement system further includes a signal line being connected to the common port, wherein the signal line includes a first directional coupler portion and a second directional coupler portion. The measurement system further includes a signal processing circuit, wherein the signal processing circuit includes an IQ analysis circuit and an IQ synthesizer circuit. The IQ analysis circuit is connected with the common port via the first directional coupler portion so as to receive a forward-travelling signal from the common port. Further, a testing method of testing a device under test is described.

Abstract: The present disclosure provides an electronic tester comprising at least one test fixture that couples to a device under test, at least one test instrument coupled to at least one of the test fixtures that measures signals in the device under test, a test controller that controls the device under test while the test is performed, and an adapter module comprising a general control interface that is coupled to the test controller, and a DUT-specific communication interface that couples to the device under test to communicate with the device under test, wherein the test controller controls the device under test with generic control signals sent to the general control interface, and wherein the adapter module translates the general control signals into DUT-specific control signals and transmit the DUT-specific control signals to the device under test. Further, the present disclosure provides a respective method.

Abstract: An antenna array being attachable to a surface is provided. Said antenna array comprises at least two antennas, and a magnetic material and/or an alloy with ferro-magnetic properties for magnetically attaching at least one further antenna.

Abstract: The present disclosure generally relates to a method for testing a telecommunication standard-based positioning, navigation, and timing system and a test device. The system includes the test device. Radio signals from at least three different transmitters are received by the test device. Each transmitter transmits a radio signal according to the telecommunication standard. An assessed position of the test device is determined based on the radio signals received by the test device. The position of the mobile device is determined by the test device additionally to the assessed position. The assessed position is compared with the determined position.

Abstract: Disclosed are a process (1) and a device (2) for generating at least one synthetic radio frequency, RF, image for machine learning. The process (1) comprises: having (11) a three-dimensional, 3D, body model of a human; sampling (12) the 3D body model; and generating (13) the at least one synthetic RF image in accordance with an imaging transformation of the 3D body sample. This provides labeled data in the form of RF images for training of machine learning algorithms.