examples/a121/algo/sparse_iq/sparse_iq.py

examples/a121/algo/sparse_iq/sparse_iq.py#

 1# Copyright (c) Acconeer AB, 2023-2026
 2# All rights reserved
 3
 4from __future__ import annotations
 5
 6import acconeer.exptool as et
 7from acconeer.exptool import a121
 8from acconeer.exptool.a121._core.entities.configs.config_enums import PRF, IdleState, Profile
 9from acconeer.exptool.a121.algo.sparse_iq import AmplitudeMethod, Processor, ProcessorConfig
10
11
12def main():
13    args = a121.ExampleArgumentParser().parse_args()
14    et.utils.config_logging(args)
15
16    client = a121.Client.open(**a121.get_client_args(args))
17    processor_config = ProcessorConfig()
18
19    processor_config.amplitude_method = AmplitudeMethod.COHERENT  # Either COHERENT or FFTMAX
20    sensor_id = 1
21
22    sensor_config = a121.SensorConfig(
23        sweeps_per_frame=8,
24        sweep_rate=None,
25        frame_rate=None,
26        inter_frame_idle_state=IdleState.READY,
27        inter_sweep_idle_state=IdleState.READY,
28        continuous_sweep_mode=False,
29        double_buffering=False,
30        subsweeps=[
31            # Generate 3 subsweep configurations
32            a121.SubsweepConfig(start_point=70),
33            a121.SubsweepConfig(),
34            a121.SubsweepConfig(profile=Profile.PROFILE_2),
35        ],
36    )
37
38    # Multiple subsweep configuration can be assigned in single group SensorConfig
39    # through 'subweeps' fields shown above or in these way below
40    sensor_config.subsweeps[0].num_points = 140
41    sensor_config.subsweeps[1].prf = PRF.PRF_15_6_MHz
42
43    # Create a SessionConfig with (e.g.) two groups SensorConfig
44    # First group will contain multiple subsweeps, second group will contain single subsweep
45    # Multiple group configurations are required when certain parameters cannot be configured in subsweep config
46    session_config = a121.SessionConfig(
47        [
48            {
49                sensor_id: sensor_config,
50            },
51            {
52                sensor_id: a121.SensorConfig(
53                    sweeps_per_frame=20,
54                )
55            },
56        ],
57        extended=True,
58    )
59    client.setup_session(session_config)
60    client.start_session()
61    processor = Processor(session_config=session_config, processor_config=processor_config)
62
63    interrupt_handler = et.utils.ExampleInterruptHandler()
64
65    while not interrupt_handler.got_signal:
66        results = client.get_next()
67        result_sensor_configs = processor.process(results=results)
68        result_first_sensor_config = result_sensor_configs[0][sensor_id]
69        result_third_subsweep = result_first_sensor_config[2]
70        # Sparse IQ results contain amplitudes, phases, and distance velocity
71        try:
72            print("Amplitudes results of 3rd subsweep from first group ")
73            print(result_third_subsweep.amplitudes)
74
75            print("Distance velocity results of 1st subsweep from second group ")
76            print(result_sensor_configs[1][sensor_id][0].distance_velocity_map)
77        except et.PGProccessDiedException:
78            break
79
80    print("Disconnecting...")
81    client.close()
82
83
84if __name__ == "__main__":
85    main()

View this example on GitHub: acconeer/acconeer-python-exploration