| CPC G08G 1/167 (2013.01) [G06F 11/3457 (2013.01)] | 7 Claims |
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1. A testing method for a blind spot detection system for an automobile, wherein a testing device is arranged in a manner of being associated with a tested automobile, the testing device is used for simulating an obstacle within a detection range, the detection range is a detection range of the blind spot detection system for the tested automobile, and the testing method comprises following steps:
S1, applying an electromagnetic interference signal to the tested automobile through an electromagnetic interference signal application device, meanwhile, simulating a static obstacle within the detection range through the testing device, and if the blind spot detection system for the tested automobile is activated, determining that the testing is passed;
wherein the simulating a static obstacle within the detection range through the testing device comprises: controlling a lifting arm and a rotary table to move through a controller of the testing device, so that a laser beam emitted by a laser device arranged at a center of a rotating platform points to a horizontal plane where millimeter wave radar sensors at a tail part of the tested automobile are located, and controlling the rotating platform to rotate until the rotating platform, the lifting arm and the rotary table are controlled to be fixed when the laser beam emitted by the laser device is aimed at the millimeter wave radar sensors, the millimeter wave radar sensors being components in the blind spot detection system, and used for sensing the obstacle, one end of the lifting arm being connected with the rotating platform, the other end of the lifting arm being connected with the rotary table, a slide rail penetrating through the center of the rotating platform being arranged on the rotating platform, an electromagnetic wave reflector which comprises eight reflection surfaces being arranged on the slide rail, the electromagnetic wave reflector being used for reflecting electromagnetic waves in a space, and the rotary table being arranged on a guide rail; and
S2, controlling the blind spot detection system to restore a standby state through a controller of the blind spot detection system, simulating a moving obstacle within the detection range through the testing device, and if the blind spot detection system for the tested automobile is activated, determining that the testing is passed;
wherein the simulating a moving obstacle within the detection range through the testing device comprises: controlling the lifting arm and the rotary table to move through the controller of the testing device, so that a laser beam emitted by the laser device arranged at the center of the rotating platform points to the horizontal plane where the millimeter wave radar sensors at the tail part of the tested automobile are located, and controlling the rotating platform to rotate until the lifting arm and the rotary table are controlled to be fixed when the laser beam emitted by the laser device is aimed at the millimeter wave radar sensors; controlling the electromagnetic wave reflector to carry out reciprocating movement along the slide rail to realize simulation for in-situ linear movement of the obstacle, controlling the electromagnetic wave reflector to be fixed at an eccentric position of the rotating platform, and meanwhile, controlling the rotating platform to carry out circumferential movement at a preset speed to realize simulation for in-situ rotation of the obstacle, and controlling the electromagnetic wave reflector to carry out reciprocating movement along the slide rail while controlling the rotating platform to carry out circumferential movement at a preset speed to realize simulation for in-situ complex movement of the obstacle;
wherein the controlling the electromagnetic wave reflector to be fixed at an eccentric position of the rotating platform, and meanwhile, controlling the rotating platform to carry out circumferential movement at a preset speed to realize simulation for in-situ rotation of the obstacle comprises:
when the number of circles of the rotating platform carrying out circumferential movement at a preset speed reaches a set value, adjusting the eccentric position to simulate different movement amplitudes of the obstacle;
wherein the adjusting the eccentric position comprises:
sequentially adjusting the eccentric position in ascending order according to a distance from the center of the rotating platform;
wherein the determining the detection range through the testing device comprises:
arranging the guide rail at a preset position, controlling the lifting arm to ascend a preset height through the controller of the testing device, controlling the rotary table to move on the guide rail, and/or controlling the rotating platform to carry out circumferential movement at a preset speed, if the blind spot detection system is activated, determining that the current position of the rotary table belongs to the detection range, and if the blind spot detection system is not activated within a preset time length, adjusting the preset position.
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