A measuring device is provided. The measuring device comprises a user input, a storage, and a processor. In this context, the user input is configured to receive at least one measurement sequence from a user, whereas the storage is configured to store at least one measurement parameter and at least one duration of time required by the measuring device to achieve the at least one measurement parameter. In addition to this, the processor is configured to calculate the total time needed for the at least one measurement sequence on the basis of the at least one duration of time.

The invention relates to a method and a device for estimating an angle of arrival of an incident radio signal in relation to a predetermined reference direction by using a set of N receiving paths comprising at least one directional antenna pointing in N different receiving directions, wherein only one sub-set of at least two receiving paths with adjacent antenna directions in said set of antennas delivers a measured power at reception.

The device comprises modules suitable for: determining a number of receiving paths delivering a measured power forming said sub-set, and a reference index corresponding to a first receiving path in a direction in which extends the set of antenna directions of said sub-set; selecting the measured powers and obtaining a value to attribute to the non-measured powers to form a completed power signal; by applying a discrete Fourier transform (DFT) to said completed power signal, calculating at least one transformed value among the transformed values corresponding to a first, second, and third frequency line of the DFT; and, using the transformed value(s), applying an estimator of the angle of arrival, depending on the reference index.

The invention relates to a method and a device for estimating an angle of arrival of an incident radio signal in relation to a predetermined reference direction by using a set of N receiving paths comprising at least one directional antenna pointing in N different receiving directions, wherein only one sub-set of at least two receiving paths with adjacent antenna directions in said set of antennas delivers a measured power at reception.

The device comprises modules suitable for: determining a number of receiving paths delivering a measured power forming said sub-set, and a reference index corresponding to a first receiving path in a direction in which extends the set of antenna directions of said sub-set; selecting the measured powers and obtaining a value to attribute to the non-measured powers to form a completed power signal; by applying a discrete Fourier transform (DFT) to said completed power signal, calculating at least one transformed value among the transformed values corresponding to a first, second, and third frequency line of the DFT; and, using the transformed value(s), applying an estimator of the angle of arrival, depending on the reference index.

Nuclear Magnetic Resonant Imaging (also called Magnetic Resonant Imaging or MRI) devices which are implantable, internal or insertable are provided. The disclosure describes ways to miniaturize, simplify, calibrate, cool, and increase the utility of MRI systems for structural investigative purposes, and for biological investigation and potential treatment. It teaches use of target objects of fixed size, shape and position for calibration and comparison to obtain accurate images. It further teaches cooling of objects under test by electrically conductive leads or electrically isolated leads; varying the magnetic field of the probe to move chemicals or ferrous metallic objects within the subject. The invention also teaches comparison of objects using review of the frequency components of a received signal rather than by a pictorial representation.

A signal processing device is described, with a signal input for receiving an input signal, a first trigger unit generating a trigger signal based upon a first trigger event in the input signal and an acquisition memory for acquiring the input signal at least based upon the trigger signal so as to provide an acquired signal. The signal processing device also comprises a second trigger unit connected to the acquisition memory. The second trigger unit is adapted to process the acquired signal according to a second trigger. The second trigger unit is adapted as a zone trigger unit applying a zone trigger. Further, a method of applying a zone trigger is described.

An arrangement for signal analysis provides at least one central data-processing unit and a screen unit connected to the at least one central data-processing unit, wherein the central data-processing unit calculates a spectrum and a spectrogram from a digitised signal. The at least one central data-processing unit is embodied in such a manner that it controls the screen unit in such a manner that the spectrogram of the digitised signal, the characteristic of the spectrum of the digitised signal and the characteristic of the digitised signal present in the time domain can be displayed together on the screen unit.

An arrangement for signal analysis provides at least one central data-processing unit and a screen unit connected to the at least one central data-processing unit, wherein the central data-processing unit calculates a spectrum and a spectrogram from a digitised signal. The at least one central data-processing unit is embodied in such a manner that it controls the screen unit in such a manner that the spectrogram of the digitised signal, the characteristic of the spectrum of the digitised signal and the characteristic of the digitised signal present in the time domain can be displayed together on the screen unit.

A measuring device includes a signal-processing unit for the registration of a first signal in the time domain and a histogram-generating unit for the indirect generation of a histogram in the frequency domain from the first signal. The histogram-generating unit provides a frequency grid-point variation unit.

An apparatus for analyzing one or several radio systems is provided, having: one or several radio-frequency units for generating one or several baseband signals from one or several radio signals, a spectral analysis module for performing spectral analysis, wherein one of the baseband signals is transformed to a time-frequency domain in order to obtain a spectrogram in the time-frequency domain, one or several demodulators for generating several demodulated radio packets of the one or several radio systems from the one or several baseband signals, the demodulators providing additional information for the demodulated radio packets, a spectrogram analyzer for detecting radio packets found in the spectrogram in the time-frequency domain and for establishing one or several characteristics for each radio packet found based on the spectrogram in the time-frequency domain, and a synchronization module configured to determine one or several pairs, wherein each pair has precisely one demodulated radio packet of the demodulated radio packets, having the one or several characteristics of precisely one radio packet found of the radio packets found.

An apparatus for analyzing one or several radio systems is provided, having: one or several radio-frequency units for generating one or several baseband signals from one or several radio signals, a spectral analysis module for performing spectral analysis, wherein one of the baseband signals is transformed to a time-frequency domain in order to obtain a spectrogram in the time-frequency domain, one or several demodulators for generating several demodulated radio packets of the one or several radio systems from the one or several baseband signals, the demodulators providing additional information for the demodulated radio packets, a spectrogram analyzer for detecting radio packets found in the spectrogram in the time-frequency domain and for establishing one or several characteristics for each radio packet found based on the spectrogram in the time-frequency domain, and a synchronization module configured to determine one or several pairs, wherein each pair has precisely one demodulated radio packet of the demodulated radio packets, having the one or several characteristics of precisely one radio packet found of the radio packets found.