File size: 2,438 Bytes
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"angles": {
"acceptance_comparison": "float32_values_vs_float32_rounded_closed_interval_endpoints",
"acceptance_tolerance_rad": 1e-06,
"phi": "azimuth_from_positive_x_toward_positive_y",
"r": "arrival_at_UE",
"t": "departure_at_BS",
"theta": "zenith_from_positive_z",
"unit": "radian"
},
"arrays": {
"ref": "schema/arrays.json",
"sha256": "b0dca55700a55bc1d9c6da84666fe168131355a7f03da0484f117d8bfcac89c1"
},
"coefficient": {
"numeric_representation": "a_real_plus_i_a_imag",
"power_expression": "10*log10(a_real^2+a_imag^2)",
"power_reference": "unit_coefficient_power_not_dBm_or_RSRP",
"source_label": "sionna_rt_scalar_passband",
"unit": "dimensionless"
},
"coordinates": {
"frame": "scene_cartesian",
"georeferencing": "not_declared",
"handedness": "right_handed",
"position_unit": "metre",
"z_axis": "up"
},
"delay": {
"field": "tau",
"meaning": "propagation_delay_not_delay_spread",
"unit": "second"
},
"geometry": {
"descriptor": "scene.json",
"format": "Mitsuba XML with OBJ meshes"
},
"identity": {
"fields": [
"collection_id",
"scene_id",
"component",
"frequency_hz",
"bs_index"
],
"record_id": "sha256 of canonical identity JSON (sorted keys, separators , and :, UTF-8)",
"scene_assets": "positions and geometry have frequency_hz and bs_index null"
},
"interaction_codes": {
"ref": "schema/interaction-codes.json",
"sha256": "83238d48813aade18f5c8dd47815b3fbe9603ca366a1c87d7ebdd9be413a0315"
},
"interaction_flags": {
"dtype": "<u2",
"encoding": "bitwise_OR_of_1_shifted_left_by_code",
"masks": {
"1": 2,
"2": 4,
"4": 16,
"8": 256
}
},
"interaction_order": "BS_to_UE",
"link_direction": "downlink",
"release_profile": {
"ref": "schema/release-profile.json",
"sha256": "b06acfb9ce30f98557a0c87bda4f1a8985f3e7ccdc05622585fe4b9aaf6f01ba"
},
"retention": {
"interaction_rank": "source slot order, strictly increasing per path; gaps retained",
"path_rank": "pre-threshold rank; gaps retained",
"ranking": "descending power before threshold",
"solver_valid_required": true,
"threshold_comparator": ">",
"threshold_db": -150,
"top_k": 16,
"ue_rows": "strictly increasing unique UE indices"
},
"schema": "wireless.channel-conventions",
"version": 2
}
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