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Advanced ATC

要求通信性能240

A globally standardized measure for communications capability, latency, and integrity in airspace—‘240’ indicates message transaction time ≤240 seconds (ICAO Doc 9869).

Quick answer: A globally standardized measure for communications capability, latency, and integrity in airspace—‘240’ indicates message transaction time ≤240 seconds (ICAO Doc 9869).

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Quick answer

A globally standardized measure for communications capability, latency, and integrity in airspace—‘240’ indicates message transaction time ≤240 seconds (ICAO Doc 9869).

Why it matters

要求通信性能240 matters because it supports clear communication in Advanced ATC contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is 要求通信性能240?

In this glossary, 要求通信性能240 refers to: A globally standardized measure for communications capability, latency, and integrity in airspace—‘240’ indicates message transaction time ≤240 seconds (ICAO Doc 9869).

How is 要求通信性能240 used in aviation?

In aviation communication, this term appears in contexts such as: "当便は北大西洋運航のための要求通信性能240を満たしています。"

Why does 要求通信性能240 matter in aviation?

要求通信性能240 matters because it supports clear communication in Advanced ATC contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses 要求通信性能240?

要求通信性能240 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 要求通信性能240 belong to?

In this glossary, 要求通信性能240 is grouped under Advanced ATC. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

A globally standardized measure for communications capability, latency, and integrity in airspace—‘240’ indicates message transaction time ≤240 seconds (ICAO Doc 9869).

Operational example

Our flight meets Required Communications Performance 240 for North Atlantic operations.

Localized term

要求通信性能240

Localized example

当便は北大西洋運航のための要求通信性能240を満たしています。

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Advanced ATC

Exam relevance

  • ICAO Level 4
  • ICAO Level 5
  • ICAO Level 6
  • EASA FCL.055

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

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