Rohde and Schwarz Gmbh & Co. Kg

Other

Bernhard Sterzbach

Byron-Lim Timothy Steffan

Andreas Dippon

Manuel Galozy

Thomas Braunstorfinger

Christoph Nufer

Kurt Neubauer

Martin Kuechle

Stefan Weth

Julius Von Makanec

Björn Schmid

Julius Von-Makanec

The present disclosure provides a measurement application management device comprising a communication interface configured to communicatively couple the measurement application management device to a data source that provides program packages for a measurement application device that is managed by the measurement application management device, a measurement application device identification controller configured to identify the measurement application device, a program package retrieval controller configured to retrieve a list of program packages for the identified measurement application device, and a download controller configured to download at least one of the program packages to the identified measurement application device. Further, the present disclosure provides a respective measurement application device, and a respective data source.

Measurement application management device, measurement application device, and data source

Disclosed is a method of operating a test system for over-the-air, OTA, testing of at least two mobile devices under test, DUTs. The at least two mobile DUTs have respective mobile subscriber identities, IMSIs. The method comprises simulating, by a mobile radio cell simulator connectable to the test system, a first mobile radio cell being open for attachment by all of said mobile DUTs, and attaching all of said mobile DUTs to the first mobile radio cell. The method further comprises simulating, by a mobile radio tester connectable to the test system, a second mobile radio cell being barred for attachment by said mobile DUTs. The method further comprises prompting, by the mobile radio cell simulator, one particular DUT of said mobile DUTs to perform a handover to the second mobile radio cell. The method further comprises subjecting, by the mobile radio tester, the particular DUT to an OTA test procedure within the second mobile radio cell. The method further comprises prompting, by the mobile radio tester, the particular DUT to leave the second mobile radio cell. The method further comprises indicating a status of the particular DUT subjected to the OTA test procedure.

Over-the-air testing of multiple mobile radio devices under test

A sampling assembly is described. The sampling assembly comprises an input, a light source unit, at least one deflector unit, and a light receiver. The input is configured to receive an electrical input signal. The light source unit is configured to generate and output a light beam in the direction of the deflector unit. The light source unit is configured to adapt an intensity of the light beam based on an amplitude of the input signal. The deflector unit is configured to obtain a deflection command signal. The deflector unit further is configured to deflect the light beam into at least one spatial direction based on the deflection command signal. The light receiver comprises at least two photosensitive pixels. The light receiver is configured to receive the light beam via at least one of the at least two photosensitive pixels, and the light receiver is configured to convert received light into an electrical output signal. Further, a testing instrument is described.

Sampling assembly and testing instrument

The present disclosure relates to a device for simulating a battery of a device-under-test (DUT), comprising a battery simulation unit adapted to fit into a battery reception unit of the DUT; and a controller configured to control the battery simulation unit to simulate electrical characteristics of a battery; wherein the battery simulation unit is configured to supply electrical power to the DUT or drain electrical power from the DUT based to the simulated electrical characteristics. The device further comprises a temperature sensor configured to measure a temperature at or in the battery simulation unit; and a heater unit configured to heat the battery simulation unit.

Device and method for simulating a battery

The invention relates to a measurement instrument, such as an oscilloscope, comprising a measurement unit adapted to receive an input signal, and a processing unit adapted to classify the input signal, preferably based on signal parameters or characteristics of the input signal. wherein the processing unit is adapted to determine a signal analysis category for the input signal based on said classification of the input signal, and to match the determined signal analysis category to a control configuration, which defines settings and/or configurations of the measurement instrument, based on an adjustment function. The measurement instrument further comprises a user interface configured to display at least one graphical representation, in particular a waveform, of the input signal based on the control configuration, wherein the user interface is adapted to receive a user input to modify the settings and/or configurations of the measurement instrument, and wherein the processing unit is configured to dynamically adapt the adjustment function based on said user input.

Measurement instrument

A measurement system is described. The measurement system comprises a measurement device and a probe unit, wherein the measurement device comprises an image analysis circuit or module. The probe unit comprises at least one image sensor, wherein the at least one image sensor is connected to the image analysis module in a signal transmitting manner. The image sensor is configured to capture an image of a measurement area being associated with a device under test. The image analysis module is configured to analyze the image captured and to determine at least one characteristic quantity of the image captured via an image analysis technique. The image analysis module is further configured to gather an information concerning a test position of the probe unit from the at least one characteristic quantity. Further, a method for operating a measurement system is described.

Measurement system and method for operating a measurement system

A method for manually adjusting a numerical value displayed on a touch screen is provided. The method includes: displaying a multi-digit numerical value on the touch screen; selecting at least one digit of the displayed numerical value in response to sensing, by the touch screen, a first touch input operation; and adjusting a value of the at least one selected digit in response to sensing, by the touch screen, a second touch input operation differing from, and seamlessly following, the first touch input operation. A measurement device having corresponding features is provided, too. The method and the device respectively enable intuitive manual adjustment of the displayed numeric value without looking at the touch screen repeatedly and with a selectable rate of adjustment in value.

Method for manually adjusting a numerical value displayed on a touch screen, and measurement device

A measurement system for determining an energy usage parameter of an electronic device under test is described. The measurement system includes a thermal chamber and an analysis circuit. The thermal chamber includes a housing, a temperature regulator and a thermal control circuit. The housing encloses an interior space of the thermal chamber, wherein the interior space is configured to accommodate the device under test. The thermal control circuit is configured to control the temperature regulator to keep a temperature of the interior space at a predefined reference temperature. The thermal control circuit is configured to determine a power consumption of the temperature regulator, wherein the power consumption is associated with keeping the temperature of the interior space at the predefined reference temperature. The analysis circuit is configured to determine at least one energy usage parameter of the device under test based on the determined power consumption. Further, a method of determining an energy usage parameter of an electronic device under test is described.

Measurement system and method of determining an energy usage parameter of an electronic device under test

A method for generating an event log in view of at least one test routine for a device under test, a logging system for logging at least one event frame for a device under test, a method for training a machine learning circuit to extract event frames from multimedia data, and a method for extracting event frames from multimedia data using a machine learning circuit trained are described.

Automatic log creation of video recording of a device under test

The present invention relates to a measurement or inspection apparatus which can be adjusted depending on a color of a plugged-in cable. In this manner the display of measurement values and the colour of the plugged-in cable can be coordinated to each other such that a simple assignment between measurement values and cable can be performed.

Electrical measurement or inspection apparatus, plug connection for a measurement or inspection apparatus and method for setting an electrical measurement or inspection apparatus

A measurement apparatus () comprising at least one shielded electronic measurement circuit () configured to measure and process electrical signals and a user interface () used by a user to interact with the electronic measurement circuits () of said measurement apparatus (), wherein the user interface () comprises at least one adaptable graphical user interface (A) projected by a projection unit () of said measurement apparatus on one or several projection areas.

Measurement apparatus with projected user interface

A test adapter apparatus comprising at least one device under test, DUT, holder adapted to hold a device under test, DUT and adapted to be plugged in into a docking station of said test adapter apparatus, wherein the docking station has RF and data interfaces used for connecting at least one external test device through said docking station with the device under test, DUT, held by said device under test holder.

Method and apparatus used for testing a device under test

A method and apparatus for providing a network profile used for testing of a device under test, the method comprising the steps of reading at least one field test log file recorded during a field test of said device under test, wherein the field test log file comprises network protocol messages and/or physical layer measurement data and extracting one or more protocol messages and/or payload data from the recorded field test log file including information concerning associated cells of a cellular network to generate automatically the network profile.

Method and apparatus for providing a network profile

Systems and methods are provided for logging tests of electronic devices, which are performed on the electronic devices by a measurement and/or testing device. While logging the test messaged and any other messages generated by the measurement and/or testing device during the test, a video is recorded of the respective electronic device and timely synchronized with the log of the test.

Logging system and method for logging

The present invention provides a test arrangement and a test method for testing a device under test. The device under test may be tested by means of a test controller. Furthermore, a number of impairment devices are provided for applying impairments on a radio communication link of the device under test. The impairment devices may be controlled by an impairment controller. In this way, it is possible to apply impairments corresponding to impairments of a particular geographical area or a desired route, without moving the device under test to the respective geographical position. Accordingly, impairments of a particular geographical area can be applied without moving the test arrangement to the respective geographical area.

Growing community of inventors

Munich, Germany

Bernhard Sterzbach