Search Application Notes & Cards
Learn how to configure Rohde & Schwarz products to fit your application. Search our database by product, technology, or application to find relevant technical documents.
Search Application Notes & Cards
Learn how to configure Rohde & Schwarz products to fit your application. Search our database by product, technology, or application to find relevant technical documents.
58 Results
GPRS (General Packet Radio Service) and EDGE (Enhanced Data Rates for GSM Evolution) provide data capabilities in widely deployed 2G networks reaching peak and average data rates of 384kpbs and 200kbps, respectively. Within 3GPP Release 7, further improvements to GPRS/EDGE have been specified in the context of EDGE evolution. This application note introduces key features of EDGE evolution and outlines the changes to the radio interface.
02-Apr-2008 | AN-No. 1MA129
Femtocells or Home base stations are an important development for cellular networks. This application note describes the tests commonly used during the production of Femtocells, focusing on WCDMA, HSPA, and HSPA+ technology. Tests, test plans and hardware setups for Femtocells with and without receiver diversity are detailed. Find hints about the instrument settings and have a look at typical measurement results. An introduction to simulating GPS / A-GPS signals for testing the GPS receiver of a Femtocell completes the paper.
02-Feb-2012 | AN-No. 1MA139
Nearly all tests in accordance with the test specification* can be performed with the R&S® CMU200/CBT alone. Some tests additionally call for signal generators to provide interference signals and also require spectrum analyzers. This application note describes the tests performed with additional equipment and presents straightforward solutions based on the CBTgo software.
06-Mar-2013 | AN-No. 1MA106
Spectrum that was previously reserved for TV broadcasting is being freed up in many countries for use under the new Long Term Evolution (LTE) mobile radio standard (keyword: 'digital dividend'). As a result, numerous coexistence scenarios are possible. So network operators and manufacturers from both the mobile radio and the broadcast sector have a vital interest in avoiding any interference and performing in-depth testing of their products. Rohde & Schwarz offers a wideranging product portfolio for such applications. This Application Note presents Test & Measurement equipment for the broadcast and mobile radio sector and discusses some possible test setups.
08-Dec-2011 | AN-No. 1MA176
This application note describes how to generate test signals for 13.56 MHz RFID modules according to ISO 15693 with R&S Signal Generators and analyze them with R&S Signal Analyzers using software R&S WinIQSIM™.
17-May-2006 | AN-No. RSI01
This application note discusses WLAN standard IEEE 802.11n. It first describes the most important amendments to previous releases and the ambitious new measurement tasks. Then, it describes how to deal with these tasks using Rohde & Schwarz instruments. The main focus here is on transmission over several TX and RX antennas (MIMO). Building multistandard signals using Rohde & Schwarz generators is also described. Screenshots from the analyzer taken on 802.11n signals complete the document.
26-Apr-2013 | AN-No. 1MA179
Even with the introduction of HSDPA and HSUPA, evolution of UMTS has not reached its end. To ensure the competitiveness of UMTS for the next 10 years and beyond, UMTS Long Term Evolution (LTE) is being specified in 3GPP release 8. LTE, which is also known as Evolved UTRA and Evolved UTRAN, provides new physical layer concepts and protocol architecture for UMTS. This application note introduces LTE technology and testing aspects.
14-Sep-2009 | AN-No. 1MA111
The use of Rohde & Schwarz device drivers under VEE software is not complicated. However, a number of factors are involved, the errors that occur are often difficult to diagnose. This application provides easy and detailed support for installation and troubleshooting using National Instruments or Agilent GPIB boards.
20-Dec-2012 | AN-No. 1MA035
The Universal Radio Communication Tester R&S®CMU200 can perform most of the CDMA2000®1xEV-DO access terminal (AT) tests specified in the standard IS-866-A on its own. Some tests require additional instruments. This application note shows how to perform these tests easily with the remote-control software CMUgo, using the R&S®CMU200 in combination with R&S®SMU, R&S®AMU, R&S®SMJ or R&S®SML signal generators, and R&S®FSQ, R&S®FSU, R&S®FSP, R&S®FSL or R&S®FSMR spectrum analyzers.
05-Jan-2012 | AN-No. 1MA123
The R&S EX-IQ-Box serves as a digital baseband interface between a device under test (DUT) and Rohde & Schwarz generators, analyzers and radio communication testers. The DigIConf software supplied with the device controls up to four R&S EX-IQ-Boxes in a test setup and can thus output IQ data for feeding into a DUT while simultaneously receiving IQ output from a DUT.To work together smoothly, the DUT, the R&S EX-IQ-Box and the R&S test instruments have to be configured properly. The purpose of Application Note 1MA168 is to introduce the right 'initial steps' required to get started successfully.
23-May-2012 | AN-No. 1MA168
This document provides an introduction to SDR as used for military radios and presents the relevant T&M solutions offered by Rohde & Schwarz.
15-Sep-2012 | AN-No. 1MA206
This appication note introduces a program suitable for generating and analyzing WiMAX IEEE 802.16 signals for power amplifier testing. The program allows the user to change the generator settings, to select specific pre-defined test parameters and to analyze the test results. The application note describes the test parameters and the features and capabilities of the program.
03-Aug-2007 | AN-No. RAC-0611-0025
Sequencing of waveforms is a technique used to play back multiple test signals fast and flexibly using an arbitrary waveform generator (ARB). Multiple ARB waveforms can be combined to generate all kinds of test signals sequences. Switching from one waveform to the subsequent waveform in the sequence is instantaneous, which enables high-speed operation for production testing. This application note explains how to generate such signal sequences using vector signal generators from Rohde & Schwarz. The examples provided show the required instrument settings and possible fields of application for waveform sequencing.
29-Feb-2012 | AN-No. 1GP53
Rohde & Schwarz offers a complete test solution for WiMAX applications by combining its Signal Generator R&S SMU200A and Signal Analyzer R&S FSQ plus the appropriate options. This application note provides an overview of the differences between OFDM and OFDMA and demonstrates, how convenient it is to generate and analyze WiMAX OFDMA signals according to standard IEEE 802.16e-2005.
23-May-2007 | AN-No. 1EF58
This application note describes how to use the Rohde & Schwarz software tool ‘RsBatchConvert.exe’ for the conversion of binary data or WinIQSIM generated AMIQ waveforms into the new waveform format. The tool not only rescales I/Q data contained in the file but also changes the K-option requirement from WinIQSIM Kxx to the new WinIQSIM2 K2xx options. Thus, new instruments with installed K2xx options may be used to continue using existing waveform files.
18-Jun-2009 | AN-No. 1GP64
3GPP TS36.141 defines conformance tests for EUTRA base stations (eNodeB). Release 14 added several tests, especially for enhanced License Assisted Accsess (eLAA).This application note describes how all required transmitter (Tx) tests (TS36.141 Chapter 6) can be performed quickly and easily by using signal and spectrum analyzers from Rohde & Schwarz. A few tests additionally require signal generators from Rohde & Schwarz.Examples illustrate the manual operation. A free software program enables and demonstrates remote operation.The LTE base station receiver (Rx) tests (TS36.141 Chapter 7) are described in Application Note 1MA195.The LTE base station performance (Px) tests (TS36.141 Chapter 8) are described in Application Note 1MA162.
11-May-2016 | AN-No. 1MA154
R&S®VISA is a standardized software library that allows fast communications over diverse interfaces with a wide variety of T&M instruments that are detected on the network from PC applications. R&S®VISA also includes a trace tool that simultaneously monitors communications between multiple applications and T&M instruments, and permits targeted analysis with the aid of efficient filters.
26-May-2020 | AN-No. 1DC02
Rohde & Schwarz instruments can be shared when users wish to use the same instrument. This can be done quite easily with the LAN interface, which comes as a standard option. Through this interface, Rohde & Schwarz instruments can be connected directly to a network, and users with access to the network can manually operate the instrument from a remote computer. This Application Note lists all instruments that support these features and describes the steps necessary to set up and configure the network connection to operate these instruments remotely.
05-Jul-2007 | AN-No. RAC-0703-0029
This application note provides a brief introduction into the capabilities of the Rohde & Schwarz Vector Signal Generators (VSG) to create user defined digitally modulated signals called Custom Digital Modulation (CDM). Additionally an in depth description of the functions and the operation of the CDM-Toolbox is provided. The CDM-Toolbox is application software which allows an easy remote configuration of CDM signals on Rohde & Schwarz VSGs but also the creation of data list and control list files which are most useful to further extend the application area of CDM signals.
24-Jul-2017 | AN-No. 1GP96
This application note describes how to create and generate standard-conform IEEE 802.15.4 test signals with the Rohde & Schwarz Vector Signal Generators (VSG).
08-Jan-2016 | AN-No. 1GP105
During the design process of chipsets or modules, FPGA-based hardware emulators are utilized to perform early tests with real test and measurement instruments. These hardware emulators usually run at artificially reduced speed, but apart from that function like the finished design. In this application note we explain how to test FPGA-based hardware emulators using Rohde & Schwarz vector signal generators for creating suitable real-time test signals at reduced sample rates. We further explain how to correctly adapt AWGN signal generation and fading simulation for “slow I/Q”.
10-Dec-2012 | AN-No. 1GP95
Due to today’s worldwide highly competitive communications market, achieving shorter product design cycles, quicker response to customer requests and high-volume product runs at low costs is vital for manufacturers of wireless devices and components. These requirements inevitably lead to demands for improving the throughput of Automated Test Equipment (ATE) by increasing its speed. This application note describes in detail how the special features of the R&S® SMATE200A can be used to optimize speed and throughput in an automated test environment.
17-Apr-2007 | AN-No. 1GP63
Rohde & Schwarz signal generators can generate standard-compliant WLAN IEEE 802.11ac signals up to 160 MHz bandwidth with excellent EVM performance. This application note demonstrates the generator test solutions and explains step-by-step how to configure a test signal. Several measurements are presented to illustrate EVM performance.
26-Apr-2013 | AN-No. 1GP94
Multiple input multiple output (MIMO) technology is an integral part of 3GPP E-UTRA long term evolution (LTE). As part of MIMO, beamforming is also used in LTE. This application note provides a brief summary of the transmission modes (TM) in LTE and describes the beamforming measurements for base stations (BS) and user equipment (UE). The T&M options using various Rohde & Schwarz instruments are also presented.
26-Apr-2013 | AN-No. 1MA187
The aim of this application note is to provide information regarding Rohde & Schwarz instrument drivers. This paper shall help application engineers and software developers to easily get an understanding of advanced techniques to develop test and measurement (T&M) applications by utilizing Rohde & Schwarz instrument drivers. Furthermore the nomenclature used for Rohde & Schwarz instrument drivers will be explained.
01-Jan-2013 | AN-No. 1MA153
This application note outlines two different approaches for remote-controlling Rohde & Schwarz instruments out of MathWorks MATLAB:The first one uses VISA connection and direct SCPI commands.The second approach takes advantage of Rohde & Schwarz VXI plug&play instrument drivers and MATLAB Instrument Control Toolbox.
12-Jun-2017 | AN-No. 1MA171
This application note is a programming guide. It briefly summarizes basic tips and information about SCPI programming for remote-controlling Rohde & Schwarz signal generators.
26-Apr-2013 | AN-No. 1GP79
Rohde & Schwarz signal generators can be connected in various ways to system controllers (typically PCs) and external PC peripherals. Although most of these connection operations are also explained in the instrument manuals, it is not always easy to maintain an overview. Operating manuals commonly focus on explaining a dedicated feature of a single instrument. This application note examines a range of typical user tasks and how to solve them with the different instruments.
26-Apr-2013 | AN-No. 1GP72