Abstract: A rotational antenna system for direction finding and/or position estimation with respect to a signal source wirelessly providing a radio frequency (RF) signal is provided. Said rotational antenna system comprises at least two antennas, at least two receiving units respectively being in communication with a corresponding one of the at least two antennas, a rotary positioning unit configured to rotate at least one or at least two or each of the at least two antennas around a rotation point and/or a rotation axis, and a processing unit being in communication with the at least two receiving units. Each of the at least two receiving units is configured to obtain a corresponding one of at least two receive results with respect to the RF signal with the aid of the at least two antennas during rotation.

Abstract: An antenna (10) is provided. Said antenna (10) comprises a monocone feed (11a) for inputting an input signal and/or outputting an output signal, and a reflecting surface (12a) comprising a parabolic shape for transmitting the input signal as an electromagnetic output wave and/or receiving an electromagnetic input wave as the output signal.

Abstract: A synchronization method of synchronizing at least two signal processing circuits of a measurement system is described. The at least two signal processing circuits include a first signal processing circuit and a second signal processing circuit generating a first local clock count and a second local clock count, respectively.

Abstract: The present disclosure concerns a method of processing measurement data. The method includes gathering measurement data by a measurement component, processing the measurement data by the measurement component, thereby producing at least one two-dimensional histogram of a measurement quantity depending on a variable for at least one period of time, forwarding, by the measurement component, the at least one two-dimensional histogram to a processing component, and processing, by the processing component, the at least one two-dimensional histogram received from the measurement component, thereby generating data associated with at least one histogram and data associated with a waterfall diagram having several waterfall lines, wherein each of the several waterfall lines is associated with an individual histogram. Further, the present disclosure concerns a system for processing measurement data.

Abstract: A receiver is provided. The receiver includes at least one port for directly or indirectly connecting at least one antenna, and a processing unit connected to the at least one port. In this context, the processing unit is configured to measure at least one noise parameter, especially over a certain frequency range, with respect to the at least one antenna. In addition to this, the processing unit is configured to correlate the correspondingly measured at least one noise parameter to at least one antenna load characteristic for detecting the at least one antenna and/or for determining the corresponding type of the at least one antenna.

Abstract: A synchronization method of synchronizing at least two signal processing circuits of a measurement system is described. The at least two signal processing circuits include a first signal processing circuit and a second signal processing circuit generating a first local clock count and a second local clock count, respectively.

Abstract: The present disclosure relates to a RF scanner system for mobile network testing. The scanner system comprises a switched directional antenna assembly, an RF receiver, and a positioning antenna assembly. The assembly includes several directional antennas oriented in different directions. The directional antennas are connected to at least one switch that is controlled by the RF receiver. The assembly is configured to receive a GNSS signal. The RF receiver is configured to receive the GNSS signal from the assembly. The RF receiver is configured to record information of the switching state of the switch. The RF receiver is configured to gather information of the position and/or bearing. The RF receiver is configured to combine the information of the switching state, a baseband signal and the information of the position and/or bearing, thereby generating output metadata. Further, a method of mobile network testing is described.

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 relates to a measurement system for testing an object, including an anechoic chamber assembly with a first chamber portion and a second chamber portion. An intermediate shared wall is located between the chamber portions that encompass a first space and a second space. The intermediate shared wall has a first surface orientated towards the first space and a second surface orientated towards the second space. The intermediate shared wall has an opening that provides a passage between the spaces. The surfaces include absorber material. Inner walls of the chamber portions comprise absorber material. The opening in the intermediate shared wall defines a mounting portion for the object. Further, a method of testing an object by using the measurement system is described.

Abstract: Disclosed is a method of manufacturing a reflector dish for a compact antenna test range, CATR, and a reflector dish being obtainable by the method. The method comprises providing a first workpiece having an axis of symmetry, and an unprocessed peripheral edge with respect to the axis of symmetry fitting within a maximum milling area of a milling device. The method further comprises milling a concave parabolic frontal surface into the first workpiece in accordance with the axis of symmetry. The method further comprises milling a peripheral surface into the first workpiece with respect to the axis of symmetry. The method further comprises providing four second workpieces. The method further comprises milling a frontal surface into the respective second workpiece. The method further comprises milling a peripheral surface into the respective second workpiece.

Abstract: The present disclosure relates to a radio frequency (RF) measurement system and a method for recording baseband and positioning data. The RF measurement system includes at least one RF measurement device. The RF measurement device includes at least one RF chain and at least one data processing circuit connected to a memory device. The RF measurement device is configured to receive a global navigation satellite system (GNSS) signal. The GNSS signal is indicative of a position and/or a bearing. The RF measurement device is configured to receive at least one analog RF signal different of the GNSS signal. The RF measurement device is configured to convert the at least one analog RF signal into at least one baseband signal. The at least one data processing circuit is configured to store baseband data associated with the baseband signal and positioning data associated with the GNSS signal within the memory device.

Abstract: An antenna array is provided. Said antenna array comprises at least two antennas with at least two reflectors. In this context, at least two adjacent reflectors of the at least two reflectors are connected with a double-tangential blended elliptical surface.

Abstract: The present disclosure relates to a measurement system for testing an object, including an anechoic chamber assembly with a first chamber portion and a second chamber portion. An intermediate shared wall is located between the chamber portions that encompass a first space and a second space. The intermediate shared wall has a first surface orientated towards the first space and a second surface orientated towards the second space. The intermediate shared wall has an opening that provides a passage between the spaces. The surfaces include absorber material. Inner walls of the chamber portions comprise absorber material. The opening in the intermediate shared wall defines a mounting portion for the object. Further, a method of testing an object by using the measurement system is described.

Abstract: The present disclosure provides an over-the-air measurement system for testing a device under test. The over-the-air measurement system includes an orthomode transducer (OMT) assembly having several separately formed orthomode transducer components that form at least two orthomode transducers. The orthomode transducer assembly has at least two output interfaces for feed antennas. Each of the at least two output interfaces is connected with one dedicated orthomode transducer. Two input interfaces are associated with each of the orthomode transducers. Each of the input interfaces merge into a corresponding waveguide transition that ends up in the respective orthomode transducer that is associated with the corresponding input interface. The several orthomode transducer components are stacked together linearly.

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: An antenna (10) is provided. Said antenna (10) comprises a monocone feed (11a) for inputting an input signal and/or outputting an output signal, and a reflecting surface (12a) comprising a parabolic shape for transmitting the input signal as an electromagnetic output wave and/or receiving an electromagnetic input wave as the output signal.

Abstract: An antenna (10) is provided. Said antenna (10) comprises a monocone feed (11a) for inputting an input signal and/or outputting an output signal, and a reflecting surface (12a) comprising a parabolic shape for transmitting the input signal as an electromagnetic output wave and/or receiving an electromagnetic input wave as the output signal.

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: A test system for testing a device under test is provided including at least one feed antenna, a shielded chamber, and at least a first reflector and a second reflector. The test system is a compact antenna test range. The first reflector and the second reflector are arranged inside the shielded chamber. The first reflector is configured and arranged such that it redirects outgoing test signals emitted by the at least one feed antenna towards the second reflector and incoming test signals coming from the second reflector towards the at least one feed antenna. The device under test is arranged outside the shielded chamber. The shielded chamber includes at least a first interface associated with the device under test. The first interface and the feed antenna are located at different sides of the shielded chamber, which are perpendicular to each other.

Abstract: Disclosed is a method of manufacturing a reflector dish for a compact antenna test range, CATR, and a reflector dish being obtainable by the method. The method comprises providing a first workpiece having an axis of symmetry, and an unprocessed peripheral edge with respect to the axis of symmetry fitting within a maximum milling area of a milling device. The method further comprises milling a concave parabolic frontal surface into the first workpiece in accordance with the axis of symmetry. The method further comprises milling a peripheral surface into the first workpiece with respect to the axis of symmetry. The method further comprises providing four second workpieces. The method further comprises milling a frontal surface into the respective second workpiece. The method further comprises milling a peripheral surface into the respective second workpiece.