Guard Interval

Views Updated: Dec 15, 2025

Abbreviation

Pronunciation

/gɑrd ˈɪntərvəl/

Adaptively Modulated Optical Orthogonal Frequency Division Multiplexing System with Variable Guard Interval(GI)
Fine carrier synchronization algorithm based on similar property of the guard interval
In this scheme, the guard interval of between time slots is composed of the cyclic prefixed pilot sequences.
In this paper, guard interval and cyclic prefix insertion in the OFDM system impact on the whole system performance.
According to the physical layer parameter analysis, the influences of the transmission and process delay on slot synchronization and guard interval setting were studied, and the guard interval length setting formula was derived.

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