Sensor Linked Suspension Alignment Adjustment

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Solution Overview

Problem

Autonomous vehicle sensors can become misaligned due to changes in vehicle orientation or terrain, affecting data accuracy and vehicle operation, necessitating an automatic adjustment mechanism for the sensor alignment.

Innovation Solution

A system comprising a detection module, processing module, and actuating module that obtains sensor data, determines misalignment, and adjusts the vehicle's suspension system to realign sensors, using actuators to correct the alignment based on predetermined threshold values.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the vehicle suspension system is adjusted to realign sensors, then sensor alignment accuracy is improved, but system complexity increases

Engineering Contradiction:
Improvesensor alignment accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system automatically detects sensor misalignment and adjusts the suspension system without external intervention. The processor monitors sensor data, determines when realignment is needed, and triggers actuator activation to adjust the suspension, enabling the system to self-correct alignment issues.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously monitors sensor data and uses this feedback to determine when sensors are out of alignment. The processor compares current sensor positions against reference values and activates actuators only when misalignment exceeds predetermined thresholds, creating a closed-loop control system.

Inventive Principle:
Principle #23Feedback

2Reliability

If automatic sensor alignment adjustment is implemented, then operational reliability is improved, but device complexity increases

Engineering Contradiction:
Improveoperational reliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system autonomously monitors and corrects sensor alignment without requiring external maintenance or calibration interventions. The processor continuously evaluates sensor data and automatically triggers suspension adjustments when misalignment is detected, ensuring consistent operational reliability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system proactively detects and corrects sensor misalignment before it significantly impacts autonomous vehicle operation. By continuously monitoring sensor positions and preemptively adjusting the suspension system when threshold violations occur, the system prevents alignment degradation rather than reacting to failures.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If continuous sensor monitoring is performed, then alignment accuracy is maintained, but energy consumption increases

Engineering Contradiction:
Improvealignment accuracyVSAvoidenergy consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The processor continuously monitors sensor data but only activates the energy-intensive suspension adjustment system when misalignment exceeds predetermined thresholds. This periodic activation based on condition triggers maintains alignment accuracy while minimizing unnecessary energy consumption during normal operating conditions.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS10272732B2Sensor linked suspension
Publication Date: 2019.04.30 GM GLOBAL TECHNOLOGY OPERATIONS LLC
  • US10272732B2 patent drawing
  • US10272732B2 patent drawing
  • US10272732B2 patent drawing

AI summary

Systems and method are provided for adjusting a sensor of a vehicle having a suspension. In one example, a method for adjusting a sensor of a vehicle having a suspension system includes obtaining sensor data pertaining to a sensor of the vehicle; determining, via a processor, when the sensor is out of alignment, using the sensor data; and adjusting the suspension system, resulting in an adjustment of the alignment of the sensor, when the sensor is determined to be out of alignment.