Introduction to DSSS (Spread Spectrum)

This is lab 12 of 20 in the course

by Emona Tims

In this lab, students will create a DSSS signal with a simple message and explore its characteristics in the frequency domain using the Emona Communications Board and NI ELVIS III Instrumentation. Students will also complete activities to understand how DSSS is recovered with a unique key, and why it is resistant to jamming and interference.

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Details

LEARNING OBJECTIVES

After completing this lab, students will be able to:

Generate a real DSSS signal using a simple message.
Describe the spectrum of a DSSS signal.
Discuss the recovery of a DSSS signal: what works, what doesn’t.
Discuss the resistance of DSSS to jamming signals.

REQUIRED SKILLS

Basic proficiency using ELVIS III Instruments
Basic Circuits Knowledge

Requirements

Emona Communications Board for NI ELVIS III

Application board for the NI ELVIS III developed to teach introductory digital and analog communications topics using a completely hands-on approach. Learn more

NI ELVIS III

Engineering laboratory solution for project-based learning that combines instrumentation and embedded design with a web-driven experience, delivering a greater understanding of engineering fundamentals and system design. Learn more

DETAILED REQUIREMENTS

Required Software

Download Academic Software, Learn About Software Licensing

NI ELVIS III Soft Front Panel Support - Install Instructions
Measurements Live - Access

Required Hardware

Purchase Engineering Education Products

NI ELVIS III - View User Manual & Specifications
Emona Communications Board- View User Manual & Specifications

Resources

INSTRUCTOR RESOURCES

Instructor resources are available. Get access