Hardware apparatus with a self-recalibration mechanism and method for performing a self-recalibration in a hardware apparatus
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Solution Overview
Problem
Existing hardware apparatuses with operating elements require manual recalibration due to changes in zero position caused by hysteresis, sensor noise, or signal offsets, leading to incorrect actuation detection and potential safety hazards.
Innovation Solution
A hardware apparatus with a self-recalibration mechanism that uses a sensor device to determine the mechanical zero position and set a Zero Position Zone, treating all positions within this zone as virtual zero positions, thereby eliminating the need for manual recalibration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual recalibration is performed regularly, then measurement precision is maintained, but loss of time and ease of operation deteriorate
Solution Approach 1:
The sensor device automatically performs recalibration by detecting the mechanical zero position and adjusting its output signal accordingly, eliminating the need for manual user intervention. The system serves itself by continuously monitoring and correcting its own zero position drift caused by hysteresis or mechanical shifts.
Solution Approach 2:
The system performs recalibration automatically in the background before manual recalibration would be needed, preventing zero position errors from affecting operation. The continuous self-adjustment prepares the system in advance, ensuring measurement precision is maintained without user awareness or time investment.
2Measurement precision
If manual recalibration is performed regularly, then measurement precision is maintained, but ease of operation deteriorates
Solution Approach 1:
The sensor device autonomously detects mechanical zero position and adjusts its output signal without requiring the user to understand or perform any calibration procedures. This completely eliminates the operational burden from the user while maintaining precise measurements.
Solution Approach 2:
The automatic electronic self-recalibration mechanism replaces manual mechanical adjustment procedures. Instead of requiring users to physically adjust components or follow calibration routines, the system uses electronic sensing and signal processing to automatically compensate for zero position drift.
3Manufacturing precision
If factory calibration is performed, then manufacturing precision is achieved, but reliability deteriorates over time due to hysteresis and mechanical shifts
Solution Approach 1:
The sensor device continuously monitors the actual mechanical zero position and compares it with the expected position, then automatically adjusts its output signal to compensate for deviations. This closed-loop feedback mechanism maintains reliability by correcting drift caused by hysteresis or mechanical shifts that occur after factory calibration.
Solution Approach 2:
The system transitions from a static factory calibration to a dynamic self-adjusting calibration that adapts to changing mechanical conditions. The zero position compensation is continuously updated based on real-time detection, allowing the system to maintain accuracy despite mechanical wear, hysteresis, or impact events during operation.
Data Source
AI summary
The present disclosure concerns a hardware apparatus with a self-recalibration mechanism, the hardware apparatus including a movable mechanical operating element configured to be moved by a user within a predetermined mechanical movement range, and a sensor device for determining a position of the operating element within its predetermined mechanical movement range. The sensor device is configured to perform a self-recalibration by determining a mechanical zero position of the operating element in its non-actuated state, and by setting a Zero Position Zone extending around the mechanical zero position. The sensor device is configured to treat all positions of the operating element that are located inside the Zero Position Zone as virtual zero positions.