Pulse position modulation

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Term pulse position modulation
Status


Mandatory for


Contexts


Categories
Synonyms


Related entries

Mode S

Broader term


Narrower term


Abbreviation

PPM

Definition

Modulation technique used for Mode S replies where a pulse transmitted in the first half of the bit position interval represents a binary ONE, whereas a pulse transmitted in the second half represents a binary ZERO.

Definition Source

ICAO (2004) doc. 9684 Manual of the Secondary Surveillance Radar (SSR) Systems

Note