Cross analysis

Traceability matrix

Coverage of requirements by IVV tests for MIRA-SAR — Miniature SAR for GNSS-denied Navigation.

Manage links

Requirements

21 (91 %)

Covered by at least one test

14 (60 %)

Verified — all linked tests passed

16 / 21

Tests passed

Req ID	Requirement	Module	Status	Linked IVV tests	Coverage
REQ-001	The payload shall provide an absolute horizontal position fix without GNSS with an accuracy of CEP95…	System requirements	Accepted	PASS Absolute position fix accuracy against surveyed ground truth… (Qualification campaign) FAIL Correlation accuracy over varied terrain (urban vs rural). (Flight test campaign) + 6 other link(s)	Covered
REQ-002	The payload shall bound the host inertial navigation horizontal drift to ≤ 15 m over any 60 s coasti…	System requirements	Accepted	PASS INS coasting drift characterization between fixes. (Qualification campaign) FAIL GNSS-denied endurance flight: 30 min navigation with GNSS of… (Flight test campaign) + 7 other link(s)	Covered
REQ-003	The payload shall deliver position fixes at a rate ≥ 0.1 Hz (one fix every 10 s) under nominal imagi…	System requirements	Accepted	PASS In-flight fix rate under nominal terrain. (Flight test campaign) + 2 other link(s)	Verified
REQ-004	The payload shall sustain GNSS-denied navigation for ≥ 30 min continuous while remaining within the …	System requirements	Accepted	FAIL GNSS-denied endurance flight: 30 min navigation with GNSS of… (Flight test campaign) + 2 other link(s)	Covered
REQ-005	Time to first valid fix after entering imaging mode shall be ≤ 90 s.	System requirements	Analysis	PASS Time to first fix after entering imaging mode. (Qualification campaign) PASS In-flight cold-start time to first fix. (Flight test campaign) + 1 other link(s)	Verified
REQ-006	The payload shall detect GNSS denial or spoofing and switch to SAR-aided navigation within 5 s of on…	System requirements	Accepted	PASS Live GNSS denial detection latency. (Flight test campaign) + 2 other link(s)	Verified
REQ-007	The SAR sensor shall achieve a ground resolution ≤ 1.0 m (range) × 1.0 m (azimuth).	System requirements	Accepted	PASS SAR resolution measurement using corner reflectors. (Qualification campaign) + 2 other link(s)	Verified
REQ-008	The payload shall operate over a height-above-ground-level envelope of 150 m to 1500 m.	System requirements	Accepted	FAIL Altitude & swath envelope flight check. (Flight test campaign) + 2 other link(s)	Covered
REQ-009	The imaged swath width shall be ≥ 600 m at 1000 m AGL.	System requirements	Accepted	FAIL Altitude & swath envelope flight check. (Flight test campaign) + 1 other link(s)	Covered
REQ-010	The sensor shall operate in Ku-band centred at 16.7 GHz with a transmit bandwidth ≥ 300 MHz.	System requirements	Accepted	PASS SAR resolution measurement using corner reflectors. (Qualification campaign) PASS RF emission, EIRP limit and ground inhibit. (Qualification campaign) + 3 other link(s)	Verified
REQ-011	The payload shall store on board ≥ 50 000 km² of geo-referenced reference imagery for scene matching…	System requirements	Accepted	PASS Reference map storage capacity load test. (Qualification campaign) + 3 other link(s)	Verified
REQ-012	The correlation of a formed SAR image against the reference map shall complete within ≤ 2 s (end-to-…	System requirements	Accepted	PASS Correlation latency benchmark. (Qualification campaign) + 1 other link(s)	Verified
REQ-013	The payload shall gate and reject ambiguous or false correlation fixes such that no position jump > …	System requirements	Accepted	PASS False-fix gating with injected ambiguous scenes. (Qualification campaign) + 4 other link(s)	Verified
REQ-014	The total payload mass shall be ≤ 2.5 kg.	System requirements	Accepted	PASS Payload mass measurement. (Qualification campaign)	Verified
REQ-015	The payload shall draw an average electrical power ≤ 80 W from the host 24 V DC bus.	System requirements	Accepted	PASS Average power consumption on 24 V bus. (Qualification campaign) + 3 other link(s)	Verified
REQ-016	The payload shall output a navigation correction to the host autopilot over CAN/serial at a rate ≥ 2…	System requirements	Accepted	PASS Navigation correction output to autopilot in flight. (Flight test campaign) + 3 other link(s)	Verified
REQ-017	The payload shall operate over a temperature range of −20 °C to +55 °C.	System requirements	Accepted	FAIL Thermal operating range qualification. (Qualification campaign) + 2 other link(s)	Covered
REQ-101	The payload shall operate only under a valid experimental frequency authorization for its Ku-band em…	Safety, RF & export-control requirements	Accepted	—	Not covered
REQ-102	The payload shall limit its radiated EIRP to the authorized maximum and shall inhibit RF transmissio…	Safety, RF & export-control requirements	Accepted	PASS RF emission, EIRP limit and ground inhibit. (Qualification campaign) + 1 other link(s)	Verified
REQ-103	Reference map data shall be encrypted at rest (AES-256) and shall be securely erased within 5 s upon…	Safety, RF & export-control requirements	Accepted	PASS Map encryption at rest and secure erase. (Qualification campaign) + 3 other link(s)	Verified
REQ-104	Stored imagery and correlation data shall be handled in accordance with applicable export-control ru…	Safety, RF & export-control requirements	Accepted	— + 1 other link(s)	Not covered
REQ-105	On any detected internal fault the payload shall flag the navigation solution as invalid and shall n…	Safety, RF & export-control requirements	Accepted	PASS Built-in test and fault → invalid-fix flag. (Qualification campaign) + 5 other link(s)	Verified
REQ-106	The payload shall be electromagnetically compatible with the host UAV avionics per RTCA DO-160 secti…	Safety, RF & export-control requirements	Analysis	FAIL EMC emissions per DO-160 section 21. (Qualification campaign)	Covered