Altering Measuring Range Circuits TRIZ Cases
- Segmented Signal Conditioning Circuit for Wide-Range Voltage Sampling
Multiple threshold and conditioning stages route input voltages by range, improving sampling accuracy without microcontroller complexity.
- Adaptive Input Scaling for Isolated Current and Voltage Measurement
A feedback loop with hysteresis adjusts input scaling in one isolated channel, extending dynamic range for current and voltage measurement.
- Adaptive Gain Current and Voltage Measurement With Isolated ADC
A feedback-scaled single input channel extends isolated ADC dynamic range for accurate current and voltage measurement at lower cost.
- RF Measurement Instrument Leveling Using OFDM Resource Information
Resource-based leveling adapts RF amplifiers and attenuators for faster, cleaner OFDM measurements without relying on slow EVM checks.
- Magnetic Balance Current Sensor with Multi-Config Feedback Coils
A magnetic balance current sensor uses segmented feedback coils to generate canceling fields for precise measurement.
- Energy Metering Circuit with Changeover Switch for Dual Measurement
Configurable measuring circuit uses a changeover switch to tap current or voltage signals from a single resistor.
- Auto-ranging Ammeter Shunt Selection Glitch Reduction
Auto-ranging ammeter selects current sense resistors using digital signal processing to maintain measurement continuity during range transitions.
- Self-Calibrating Current Sensor Using Dual-Range Segmentation
A self-calibrating current sensor uses dual-range segmentation to correct linearity drift in open-loop measurements.
- Voltage Divider Circuit for Field Strength Detection
Segmented voltage dividers select nodes to adjust input voltage, maintaining constant antenna load and uniform spatial resolution.
- Multi-gain Current Sensor with Dual Signal Processing Paths
Segmented signal processing paths resolve measurement precision versus device complexity trade-offs by combining low and high current ranges into one sensor.
- Dynamic Sensor Range Selection for Precision Measurement
A sensor device dynamically adjusts its measurement range via a processor to optimize signal detection accuracy.