Abstract: A fill level measuring device for determining a fill level of a medium is provided, including a radar module configured to emit a transmission signal and to receive a received signal reflected on the medium, a controller configured to detect, based on the received signal, a measurement signal correlating with the fill level, and including a detector configured to detect a movement signal indicating a movement of the fill level measuring device and/or a position signal indicating a geographic position of the fill level measuring device. The controller includes activation circuitry configured to at least partially activate and/or deactivate the radar module depending on the movement signal and/or on the position signal detected by the detector.

Abstract: A battery operated level measuring device with a remaining life determination device which provides information from which a minimum value of the remaining battery life can be calculated. This calculation of the remaining battery life can be done in the measuring device or cloud.

Abstract: There is provided an antenna device including a signal source configured to generate a transmit signal with a basic frequency, a control device, and a first transmit channel. The transmit channel includes a first frequency conversion device and a first transmit device with a first frequency pass band. The control device is connected to the first frequency conversion device, which is configured to perform time-controlled conversion of the basic frequency of the transmit signal to a first transmit frequency, which lies in the first frequency pass band of the first transmit device, in order to provide via the first transmit channel a first transmit signal with the first transmit frequency.

Abstract: Described is a process measurement device having an interface for connecting a plug-in memory, in which a processing measurement device includes a memory operating device that can switch the process measurement device into a memory access mode when the memory is connected to the process measurement device. Also described is a power supply that ensures that the energy demand required for read access or write access to the process measurement device is automatically covered after the connection of the memory by increasing the amount of electrical energy that is freely available in the process measurement device. Undesired undersupply of the process measurement device can thereby be effectively avoided.

Abstract: The invention relates to a fill level measurement device for determining a topology of a bulk material surface, comprising a foldable antenna assembly. The antenna assembly has a folded and an unfolded state. In the folded state, the antenna assembly can be pushed through a relatively small container opening when the measurement device is being fitted to a container. The antenna assembly is unfolded after the measurement device has been attached. This can make fitting less complex.

Abstract: Method for fill level measurement with a radar fill level measuring device using the following steps: sending a transmission design with a plurality of frequency ramps, receiving a reception signal per frequency ramp of the transmission signal, saving the reception signals in a memory, performing a first spectral analysis of the reception signals or performing a second spectral analysis of the reception signals, carrying out a second spectral analysis of several output signals of the first spectral analysis at the location of at least one significant reflector in the reception signal or performing a first spectral analysis of several output signals of the second spectral analysis, determining the distances of significant reflectors from the results of the first spectral analysis, determining the fill level echo based on the previously determined information.

Abstract: Method for measuring the flow velocity of a medium in an open channel with a radar meter, wherein a primary emission direction of the radar meter forms with a direction of a surface of the medium a first angle from 20° to 80° and with a flow direction of the medium a second angle between 0° and 80°, comprising the following steps: Sending a transmission signal with a plurality of frequency ramps, Receiving a reception signal per frequency ramp of the transmission signal, Saving the reception signals, Performing a first spectral analysis of the reception signals, Performing a second spectral analysis of several receiving signals or output signals of the first spectral analysis, Determining a flow velocity based on the phase change yielded from the output signals of the second spectral analysis in at least one distance in the distance range.

Abstract: The invention relates to a flow measuring instrument which ascertains the water level of a watercourse, the flow rate of the watercourse at a specific location, and the wind velocity at the location of the measuring instrument, and these three measurement data are incorporated in the calculation of the average flow rate of the watercourse and/or of the calculation of the flow. By taking the wind velocity above the watercourse into consideration, calculation of the flow can be improved.

Abstract: A measuring apparatus for detecting properties of an object including an object guidance device of a definable width, a first transmitter and at least two receivers and control circuitry. The control circuitry transmits a transmit signal and receives a receive signal. The control circuitry uses the receive signals to analyze the structure of the object along a linear region inside the width of the object guidance device.

Abstract: A pulse running time filling level sensor includes a sampling device for sampling an IF signal at discrete instants and for converting the sampling values into digital sampling values, and a digital signal processing device for subsequent processing of the digital sampling values by calculating at least one new value characterizing the IF curve from respectively exactly two digital sampling values.

Abstract: For determining the topology of a bulk material surface, a series of echo curves are detected in different primary radiation directions of the antenna. In the process, the primary radiation direction of the antenna is changed in such a way that all of the generated echo curves of the series of echo curves can be used for determining the topology of the bulk material surface. As a result, the measurement time can be reduced.

Abstract: A method for determining a volume or a mass of a filling material is provided, in which firstly an empty profile detection mode is assumed in the absence of a filling material, and then a volume or mass determination mode is assumed when the filling material is present. In the empty profile detection mode, an interference point profile is created from echo curves obtained by scanning a container surface. The interference point profile is then taken into account when determining the volume or the mass of the filling material in the volume or mass determination mode, such that volumes or masses of the filling material are determined with increased accuracy.

Abstract: A fill level measurement device for determining a topology of a filling material surface is provided, including an antenna apparatus including an array of radiator elements and a rotatable mount configured to rotate the antenna apparatus about an axis that is in parallel with the array, such that a plurality of emission angles of the antenna apparatus are electronically and mechanically settable relative to the filling material surface without local overscanning occurring.

Abstract: A FMCW fill level sensor comprising an equalizer that equalizes the intermediate frequency signal digitalized by an analog-digital converter. Equalizing is carried out, for example, in the form of convoluting the digitalized intermediate frequency signal by an equalizing function in the time domain. It is also possible to equalize the digitalized intermediate frequency signal by multiplying the signal by an equalizing function in the form of a transfer function G(?k) to form the discrete frequency in the frequency domain. A digital filter can also be used. This can increase the accuracy with which the fill level is determined.

Abstract: For determining the topology of a bulk material surface, a series of echo curves are detected in different primary radiation directions of the antenna. In the process, the primary radiation direction of the antenna is changed in such a way that all of the generated echo curves of the series of echo curves can be used for determining the topology of the bulk material surface. As a result, the measurement time can be reduced.

Abstract: A fill level measurement device for determining a topology of a filling material surface in a container including an antenna apparatus, a receiver and control circuitry. An emission angle of the antenna apparatus and a spatial position of the antenna apparatus relative to the filling material surface is settable by the control circuitry. A resultant emission direction of the fill level measurement device is changeable by the control circuitry by controlling a position of the antenna apparatus and by controlling an emission and/or receiving angle of the antenna apparatus.

Abstract: A radar fill level measurement device for fill level measurement or for detecting a topology of a filling material surface in a container is provided, including: a first radar chip and a second radar chip, the first radar chip including a first synchronization circuit configured to generate a high-frequency signal, and the second radar chip including a second synchronization circuit; a high-frequency line arrangement configured to transfer the high-frequency signal from the first synchronization circuit to the second synchronization circuit for synchronizing the two radar chips; and a high-frequency amplifier arranged in the high-frequency line arrangement and configured to amplify the high-frequency signal.

Abstract: A radar fill level measurement device for fill level measurement or for recording a topology of a filling material surface in a container is provided, including: a circuit board including a first radar chip on a first circuit board surface and a second radar chip on a second circuit board surface, the first chip and the second chip each including one or more transmission channels configured to generate a transmission signal, and one or more reception channels configured to receive the transmission signal reflected at the filling material surface, at least one of the transmission channels of the first chip being connected, via a first line, to an antenna assembly for radiating the transmission signal, and at least one of the reception channels of the second adar chip being connected, via a second line, to the antenna assembly for receiving the reflected transmission signal.

Abstract: A fill level measurement device is provided, including a first radar chip and a second radar chip that is synchronised with the first radar chip, the first and second chips each include one or more transmission channels, each configured to radiate a transmission signal, and one or more reception channels, each configured to receive a reflected transmission signal from a filling material surface; an evaluation circuit, connected to the first and second chips by a data line assembly and being configured to calculate a fill level and/or a topology of the filling material surface of a medium in a container from reflected transmission signals received from the first and second chips; and a clock line assembly that connects the first chip to the circuit and is configured to provide the circuit with a common clock signal for evaluating the reflected transmission signals received from the first and second chips.

Abstract: A radar fill level measurement device includes an arrangement having at least one radar chip which has a plurality of transmitting channels and a plurality of receiving channels. In addition, the device includes an antenna arrangement having a plurality of transmitting elements and receiving elements. The device has more transmitting channels than transmitting elements and/or more receiving channels than receiving elements.