346 Results
This application note describes typical spectrum analyzer measurements in production environments and discusses different approaches to speed them up.
17-Nov-2014 | AN-No. 1EF90
The demystifying 5G video series discusses main topics related to 5G including requirements, timeline, frequency bands and key components. 5G, mobile network testing, network scanner, drive test, walk test, coverage test, coverage measurement, TSMA6, TSME6, TSME30DC, ROMES, SMW200A The video introduces a compact backpack that is ideal to perform simultaneous network measurements of 5G NR in mmWave
The test setup, demonstrated in this video, operates at 82.5 GHz and is based on the R&S®AFQ100A baseband generator, the R&S®SMW200A vector signal generator and the R&S®FSW signal and spectrum analyzer.
The demystifying 5G video series discusses main topics related to 5G including requirements, timeline, potential frequency and waveform candidates video, SMW200A, FSW, signal generator, signal analyzer, signal demodulation, UFMC How to generate UFMC signals?
The R&S SMW200A vector signal generator is used to configure synchronization signal blocks (SSB) including periodicity for the 5G NR signal, and to configure control channel (CORESET) and data channel (PDSCH) to carry data in the specific subframes. Signal analysis of the 5G NR personality is demonstrated on the R&S FSW signal and spectrum analyzer.
The R&S®AFQ100A baseband generator and the R&S®SMW200A vector signal generator are used to generate a 39 GHz carrier frequency signal for the transmission. The R&S®FSW signal and spectrum analyzer downconverts the received signal and provides digitized I/Q samples to an external software tool to calculate channel impulse response and channel transfer function.
The R&S®SMW200A vector signal generator together with the R&S®Pulse Sequencer software package is a powerful off the-shelf radar signal simulator. It can simulate RF emitter signals from single or multiple static or moving emitters in the lab. Simulating multiple emitters | Rohde & Schwarz In operational situations, many emitter signals are present at the same time.
The R&S®SMW200A vector signal generator supports signal generation according to the 28 GHz pre-5G specification available at www.5gtf.org. Combined with the R&S®FSW signal and spectrum analyzer supporting an internal 1.2 GHz analysis bandwidth makes this setup ideal for in-depth component characterization such as for 28 GHz power amplifier development.
It also demonstrates phase noise emulation using the R&S SMW200A vector signal generator and how this function can be used to test correction algorithms to compensate for CPE in a receiver such as a mobile handset. 5G NR PTRS - how to emulate phase noise | Rohde & Schwarz Why does 5G NR require phase tracking reference signals?
The example shows an error vector magnitude (EVM) measurement on a two-channel 5.2 Gsample analog to digital converter from Texas Instruments using the R&S®SMW200A vector signal generator, the R&S®SMA100B RF and microwave analog signal generator and the R&S®VSE vector signal analysis software from Rohde & Schwarz.
26-Oct-2022
Rohde & Schwarz joins forces with Tsinghua University, Actenna Technology and others to conduct RIS technology trialsTo further exploit the huge potential of 5G, the wireless industry has continued to develop the standard up to Release 16, and development continues. But technology does not stand still, and even as 5G presses forward, a new generation of cellular technology is emerging. Cutting-edge 6G research is already underway at communications equipment manufacturers and research institutions, and reconfigurable intelligent surfaces (RIS) is a major area of interest in 6G research. Rohde & Schwarz, with Tsinghua University and Actenna Technology, recently completed an evaluation and trial of RIS technology to comprehensively evaluate the effects and performance of RIS deployment.
This application note shows how to use Rohde & Schwarz signal generators and analyzers for testing early 5G New Radio components, chipsets and devices. Methods for easy creation and analysis of custom OFDM are explained.
23-Oct-2017 | AN-No. 1MA308
The demystifying 5G video series discusses main topics related to 5G including requirements, timeline, potential frequency and waveform candidates. video, SMW200A, FSW, signal generator, signal analyzer, signal demodulation, UFMC How to demodulate UFMC signals? Universal filter multi carrier (UFMC) is one of the deliverables of the EU-funded 5GNOW project.
Simulating realtime fading with R&S® vector signal generators made easy with a multitude of standard-compliant, preconfigured fading scenarios. This application note gives a brief introduction to fading and explains how to use the channel simulators in custom applications.
26-Apr-2013 | AN-No. 1GP99
The demystifying 5G video series discusses main topics related to 5G including requirements, timeline, frequency bands and key components. 5G base station, SMW200A, FSWP, clock input monitoring, holdover, hold-over, relocking, phase noise profile, phase transient The video demonstrates an IDT clock generator and shows the measurement of phase transient during a locked-holdover-relocking-locked cycle
The demystifying 5G video series discusses main topics related to 5G including requirements, timeline, frequency bands and key components. 5G, mobile network testing, network scanner, drive test, walk test, beamforming test, beamforming, TSMA6, TSME6, TSME30DC, ROMES, SMW200A The video explains the concept of synchronization signal blocks (SSB), how SSB beamforming works in sub 6 GHz and mmWave frequencies
With R&S®FE170 frontends, Rohde & Schwarz introduces innovative up- and down- frequency converters, providing both high performance and a simple setup with R&S®SMW200A signal generators and R&S®FSW signal and spectrum analyzers. No additional external sources are required, with all devices automatically recognized and all necessary calibration data transferred automatically.
The demystifying 5G video series discusses main topics related to 5G including requirements, timeline, frequency bands and waveforms. 5G, mobile network testing, NSA, non-standalone mode, network scanner, drive test, SMW200A, TSMA6, TSME6, ROMES4 Learn how a UE is identified to be “5G NR capable” via an LTE base station and is informed where to search for a 5G NR base station (gNB) signal.
21-Feb-2022
Rohde & Schwarz and VIAVI Solutions jointly offer O-RAN Radio Unit conformance test solutionO-RU Test Manager delivers unified user experience, combining both companies’ test solutions.
The document focusses on devices for the 3.5 GHz NR (5G New Radio) candidate band, but its findings are equally applicable to developments and measurements for K-band satellite applications or mmW NR candidate bands,
01-Aug-2017 | AN-No. 1MA289
适用于 R&S®SMBV100B 和 R&S®SMW200A 的 GNSS 和航空电子模拟解决方案能够实时生成包含 GPS/SBAS/QZSS、伽利略、格洛纳斯和北斗信号的动态场景,包括移动场景、多路径模拟、动态功率控制和大气模拟。在移动场景中,解决方案还可以借助航天器姿态的动态变化实时模拟天线方向图和航天器机体遮蔽效应。
The demystifying 5G video series discusses main topics related to 5G including requirements, timeline, frequency bands and key components. 5G, LTE, mmWave, simultaneous measurement, mobile network testing, network scanner, drive test, walk test, coverage test, coverage measurement, TSMA6, TSME6, TSME30DC, ROMES, SMW200A The video demonstrates the simultaneous measurement of 5G NR signals in the mmWave
LTE is under continuous development. Release 10 (LTE-Advanced) introduced carrier aggregation (CA) as the primary enhancement. Releases 11 and 12 add several new components to LTE. Some are enhancements to existing features (such as improvements to CA), while others are completely new concepts, such as coordinated multipoint (CoMP).This application note summarizes the Rohde & Schwarz test solutions for LTE-Advanced according to Releases 11 and 12 using vector signal generators, signal and spectrum analyzers and the wideband radio communication tester.
14-Jul-2016 | AN-No. 1MA272
conducted conformance testing according to TS 38.141-1, Rel. 15
This application note describes how all mandatory RF receiver tests can be performed quickly and conveniently with signal generators from Rohde & Schwarz.
02-Dec-2020 | AN-No. GFM314
Rohde & Schwarz offers a state of the art solution for testing power amplifiers with envelope tracking and/or digital pre-distortion. This application note introduces the compact and user-friendly test solution in detail and presents measurement examples.
25-Sep-2014 | AN-No. 1GP104
This application note explains how to generate phase coherent signals with a compact easy-to-use solution.
07-Sep-2016 | AN-No. 1GP108
conducted conformance testing according to TS 38.141-1, Rel. 16
This application note describes how all mandatory RF transmitter tests according to Release 16, can be performed with signal or spectrum analyzers from Rohde & Schwarz.
27-Jan-2021 | AN-No. GFM313
23-Jun-2021
Rohde & Schwarz presents mobile network infrastructure testing from design to production at MWC21 in BarcelonaRadio access network (RAN) landscapes deploy various kinds of infrastructure equipment, ranging from macro to small cell base stations. Evolving 5G NR technology in particular makes infrastructure equipment testing challenging due to increasing MIMO complexity and beamforming, wider bandwidths and new spectrum bands up to the mmWave range. Mobile World Congress is returning to Barcelona in June 2021, and Rohde & Schwarz will be showcasing its latest class-leading mobile network infrastructure testing solutions, which address various needs and enable the mobile industry to leverage the opportunities of 5G.
This application note explains how to set up a vector signal generator for LTE FDD repeater conformance testing accordingg to various test cases defined in the 3GPP Technical Specification 36.143.
26-Apr-2013 | AN-No. 1GP85