System anatomy · 07

Communications, localisation and degradation

Define safe behaviour when radio, map, positioning or remote services weaken together.

Evidence statusField mission framework · task, terrain and site validation requiredLast reviewed: 15 August 2026
07

FUURAA thesis

Field autonomy is credible only when degraded states are observable, reachable and recoverable.

Engineering map

Turn the title into engineering objects that can be observed, measured and reviewed.

Each layer states the boundary to establish and the evidence needed for the next decision.

01

Link

Map line-of-sight, non-line-of-sight, latency, throughput and dead zones.

02

Localisation

Test map change, darkness, reflective surfaces, dust and loop-closure error.

03

Fallback

Specify pause, retreat, return, sit, continue or request-assistance logic.

Verification questions

Write the questions first, then decide whether a demo, test, pilot or operating record can answer them.

Each question needs an object, conditions, denominator, threshold and accountable decision owner.

  1. 01

    What fails first in the real route?

  2. 02

    Can the operator distinguish link loss from localisation loss?

  3. 03

    Is the fallback safe at that location?

  4. 04

    How is mission state recovered?

Evidence to preserve

Enable the next reader to reconstruct conditions, results, failures and the decision.

A conclusion alone loses reviewability; raw records, configuration and exclusions matter too.

  1. 01

    Evidence package 1

    Radio and localisation survey

  2. 02

    Evidence package 2

    Injected degradation test

  3. 03

    Evidence package 3

    Fallback and resumption log

Scope boundary

State what this evidence still cannot be generalised to.

Sources and evidence status

Read standards scope, measurement evidence and application conclusions separately.

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