echo suppression
alternative label: echo cancellation
related: echo
related: telecommunication
broader: interference suppression
preferred label: فرونشانی پژواک @fa
type: Concept

echo
preferred label: پژواک @fa
type: Concept
related: echo suppression

telecommunication
preferred label: مخابرات @fa
type: Concept
related: echo suppression

interference suppression
preferred label: کاهش تداخل @fa
type: Concept
narrower: echo suppression