What is the difference between FHSS and DSSS? - ProProfs Discuss
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What is the difference between FHSS and DSSS?

Asked by R. Jones, Last updated: Jan 27, 2020

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3 Answers

Christian Jackson

Christian Jackson, Content Developer, Austin

Answered Sep 11, 2019

To understand the difference between the two, it will help to get to know what these two terms mean. FHSS means Frequency Hopping Spread Spectrum while DSSS means Direct Sequence Spread Spectrum. These two are known to be spread techniques. FHSS will make use of frequency hopping to spread the signal while DSSS will use pseudo-noise to change the signal phase. ...Read More
 

J. Pollock

J. Pollock, Science Professor, Los Angeles

Answered Jul 31, 2019

FHSS changes the rate being used while DSSS changes the phase. FHSS is more straightforward to synchronize than DSSS. DSSS is utilized in positioning systems while FHSS is not. FHSS is the abbreviation for Frequency Hopping Spread Spectrum, and DSSS stands for Direct Sequence Spread Spectrum. ...Read More
 

J. Harty

Have keen interest in writing, traveller by heart.

J. Harty, Writer, M.A, Chula Vista

Answered Jul 18, 2019

FHSS and DSSS are two types of techniques used for speed spectrum. FHSS stands for Frequency Hopping Spread Spectrum, which uses frequency hopping to spread data to a broader bandwidth. DSSS stands for Direct Sequence Spread Spectrum, which modifies a signal phase through pseudo-noise. ...Read More
 

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