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Application Notes:

Testing LTE-Advanced

LTE-Advanced comprises multiple features enhancing the basic LTE technology firstly specified in 3GPP Release 8. LTE including the LTE-Advanced improvements was approved by ITU to comply with IMT-Advanced requirements and thus being a true 4G mobile communication system. The different technology components of LTE-Advanced have different market priorities and require different testing strategies. This application… Read more »
Application Notes:

R&S®DDF007 Locating radio transmitters

This application brochure describes how the R&S®DDF007 can be used as a fixed or mobile DF station, or as a portable manual direction finder for indoor applications, and can be reconfigured within minutes to meet the requirements of a given task. The R&S®DDF007 comes with a wide range of powerful software options and add-ons, making… Read more »
Application Notes:

R&S®PR100 Locating a signal source

This application brochure describes the procedure for locating a signal source using an R&S®PR100 portable receiver and an R&S®HE300 active directional antenna.
Application Notes:

CPRI RE Testing

More and more mobile radio networks implement remote radio equipment (RE) that is connected to the base station main unit via a digital interface using standardized transmission protocols such as CPRI. This application note explains in detail the instrument setup and configuration needed to successfully test your remote radio head.
Application Notes:

Measuring Multistandard Radio Base Stations

3GPP Release 9 Technical Specification (TS) 37.141 covers multistandard radio base station conformance testing. This application note introduces the concept of multistandard radio base stations as well as solutions for transmitter and receiver tests based on R&S® signal generators and R&S® signal and spectrum analyzers.
Application Notes:

LTE Over-The-Air Testing for Base Stations

This application note explains how to perform LTE base station measurements over the air (OTA) using the R&S®FSH4/8/13/20 handheld spectrum analyzer. It describes the required measurement setup and explains the results obtained with the different measurement modes.
Application Notes:

Voice over LTE (VoLTE) Speech Quality Measurements

This application note and associated application software may be used to conduct psychoacoustic speech quality evaluation for Voice over LTE (VoLTE) connections. The measurements are based on recommendations ITU-T P.862 and ITU-T P.863, respectively. The CMWrun example sequences perform decoder / encoder calibration, connection setup for the UE under test and subsequent speech quality analysis… Read more »
Whitepapers:

LTE Location Based Services Technology Introduction

Location Based Services (LBS) involves the process of determining where a device is located. Global Navigation Satellite System (GNSS) based solutions are highly accurate and the technology of choice for absolute position accuracy, providing the device has a good line-of-sight, but this is not always the case. A device can be in a highly dense… Read more »