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Communications & Signal Processing

Documents & Downloads

Designing and Testing 3GPP W-CDMA Base Stations (Including Femtocells) - Application Note 
W-CDMA is one of several wideband digital cellular technologies competing for the third-generation (3G) cellular market.

Application Note 2019-01-30

Spectrum and Signal Analyzer Measurements and Noise Application Note 1303 
Noise is the classical limitation of electronics. In this application note, the characteristics of noise and its direct measurement are discussed in detail.

Application Note 2020-02-27

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Signal Analysis Measurement Fundamentals, Optimize Noise Floor, Resolution Bandwidth, and More 
Learn measurement fundamentals to optimize your signal analysis for greater insights

Application Note 2017-12-13

Fundamentals of RF and Microwave Power Measurements (AN 1449) - Application Note 
Keysight's Fundamentals of RF and Microwave Power Measurements, application note (AN 1449-1/2/3/4).

Application Note 2009-06-05

Mixed Analog & Digital Signal Debug and Analysis Using a Mixed-Signal Oscilloscope 
Using a mixed analog and digital 32 bit WLAN application example, this note shows how an MSO with deep memory makes debugging today’s mixed analog and digital designs easier than ever before.

Application Note 2009-06-01

The Truth About The Fidelity of High Bandwidth Voltage Probes, AN 1404  
An analysis of high-bandwidth voltage probes that reveals a fundamental tradeoff between fidelity and ease of use that exists with all high-bandwidth probes.

Application Note 2008-06-20

Basic Oscilloscope Fundamentals - Application Note 
This application note provides an overview of basic oscilloscope fundamentals. You will learn what an oscilloscope is and how to use oscilloscopes.

Application Note 2017-04-25

Basic Oscilloscope Fundamentals - Application Note 
This application note provides an overview of basic oscilloscope fundamentals. You will learn what an oscilloscope is and how to use oscilloscopes.

Application Note 2017-04-25

Bluetooth® RF Measurement Fundamentals - Application Note 
Bluetooth® is an open specification for a wireless personal area network. It provides limited range RF connectivity for voice and data transmissions between information appliances.

Application Note 2006-10-12

Verifying Bluetooth; Baseband Signals Using Mixed-Signal Oscilloscopes (AN 1333-3) 
This Application Note is a collaboration of Keysight and Texas Instruments' Bluetooth application engineering team and high-performance Bluetooth chipset. It highlights some key Bluetooth baseband measurements performed using an MSO.

Application Note 2004-09-09

Designing and Testing cdma2000 Base Stations (AN 1357) - Application Note 
This Application Note describes base station design and measurement issues at the physical...

Application Note 2003-02-25

Designing and Testing 3GPP W-CDMA User Equipment - Application Note 
This Application Note focuses on the physical layer (layer 1) of the Frequency Division Duplex (FDD) mode of W-CDMA.

Application Note 2003-02-21

Designing and Testing cdma2000 Mobile Stations - Application Note 1358 
One of the proposals for the IMT-2000 requirements for a 3G global wireless communications system is cdma2000. This application note describes mobile station design and measurement issues at the physical layer (layer 1) that may be different between cdma2000 and cdmaOne.

Application Note 2003-01-13

How to Connect Two or More Signal Generators to Create a Multi-Channel Waveform Generator (AN 1426) 
This application note describes the steps you need to take to connect two or more signal generators to create a multi-channel waveform generator.

Application Note 2002-10-31

Generating Low Duty-Cycle Pulses with a Function Generator (AN 1407) 
If you are currently using a function generator to create pulses - you will be interested in this new application note that describes how to get square waves in order to create pulses. By taking advantage of the built-in triggering of your function generator capability you can generate pulses.

Application Note 2002-08-26

Understanding GSM/EDGE Transmitter and Receiver Measurements for Base Transceiver Stations (AN 1312) 
This 36-page application note presents the fundamental RF parametric measurements necessary to characterize GSM/EDGE base transceiver stations and their components.

Application Note 2018-03-12

Fundamentals of Signal Analysis Series (AN 1405-2) 
This application note is a primerfor those who are unfamiliar with the class of analyzers we call dynamic signal analyzers. These instruments are particularly appropriate for the analysis of signals in the range of a few millihertz to about a hundred kilohertz.

Application Note 2002-08-06

Fundamentals of Signal Analysis Series (AN 1405-1) 
This Application Note is a primer for those who are unfamiliar with the advantages of analysis in the frequency and modal domains.

Application Note 2002-05-24

Testing and Troubleshooting Digital RF Communications Receiver Designs (AN 1314) 
This Application Note covers the fundamental measurement principles involved in testing and troubleshooting digital communications receivers, particularly those used in digital RF cellular systems. Measurement setups are provided for receiver performance tests and troubleshooting tips are given.

Application Note 2018-01-26

Exploring the Architectures of Network Analyzers (1287-2) – Application Note 
This Application Note explains that Network analyzers have become one of the most important tools for characterizing the performance of high-frequency components and devices.

Application Note 2019-10-17

Network Analysis Basics - 10 Hints for Making Better Network Analyzer Measurements (AN 1291-1B) 
This Application Note contains hints to help you understand and improve your use of network analyzers, and a summary of network analyzers and their capabilities.

Application Note 2001-09-17

Generating and Downloading Data to the Keysight ESG-D RF Signal Generator for Digital Modulation 
Many testing applications for wireless digital communications systems require specific data patterns modulated on an RF carrier. This Product Note describes how to generate and download data to the Keysight ESG-D for digital modulation. This Note is written for test engineers, programmers...

Application Note 2001-05-29

Customize Digital Modulation with Keysight ESG-D Series Realtime I/Q Baseband Generator, Option UN8 
Keep pace with the demanding changes in digital communications standards with the versatile Keysight ESG-D series of RF signal generators. The Keysight ESG-D series of RF signal generators offers two flexible baseband architectures with complementary features for generating complex digitally...

Application Note 2001-05-29

Using the Keysight ESG-D Series Multicarrier, Multichannel CDMA Personality for Component Test... 
This Product Note discusses using Option UN5 for CDMA base station and mobile component test.

Application Note 2001-05-29

State of the Art Characterization of Optical Components for DWDM Applications 
Fiber optic network technology is taking a big step forward with the tremendous transmission capacity offered by dense wavelength-division multiplexing (DWDM).

Application Note 2014-07-31

Using Vector Modulation Analysis in Digital RF Communications Systems (PN 89400-8) 
Keysight 89400 Series Vector Signal Analyzers with vector modulation analysis (option AYA) provide the numerical and visual tools to help quickly identify and quantify impairments to digitally modulated signals, whether using standard or several non-standard modulation formats. This Product...

Application Note 2000-09-01

Understanding the Fundamental Principles of Vector Network Analysis - Application Note 1287-1 
This application note explores the fundamental principles of vector network analysis. The discussion includes the common parameters (S-parameters). RF fundamentals such as transmission lines and the Smith chart will also be reviewed.

Application Note 2019-04-04

Controlling TDMA Timeslot Power Levels Using the Keysight ESG-D Series RF Signal Generators 
Keep pace with the demanding changes in digital communications standards with the versatile ESG-D series of RF signal generators. The ESG-D series of RF signal generators offer flexible baseband architectures that provide unsurpassed and complementary features for generating complex digitally...

Application Note 2000-09-01

Understanding CDMA Measurements for Base Stations and Their Components (AN 1311) 
This Application Note presents the fundamental measurement principles for the RF parametric tests performed on Code Division Multiple Access (CDMA) base stations and their components.

Application Note 2000-06-01

Fundamentals of Signal Analysis (AN 243) 
This Application Note is a primer for those who are unfamiliar with the advantages of analysis in the frequency and modal domains and with the class of analyzers we call dynamic signal analyzers. It explains the time, frequency and modal domains and provides an overview of the major functions and...

Application Note 2000-06-01

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Testing CDMA Base Station Amplifiers (AN 1307) 
The objective of this Application Note is to cover the basic measurement fundamentals of characterizing the linear and non-linear behavior of CDMA power amplifiers.

Application Note 2000-05-01

Characterizing Digitally Modulated Signals with CCDF Curves 
This Application Note examines the main factors that affect power CCDF curves, and describes how CCDF curves are used to help design systems and components. The Keysight E4406A VSA Series Transmitter Tester is utilized in the Note.

Application Note 2000-01-01