Resistance/Reactance/Impedence TRIZ Cases
- Vehicle Connection Diagnosis Circuit Using Segmented Impedance
Segmented impedance elements in the diagnosis circuit distinguish short-circuits from normal connections, resolving detection accuracy issues.
- Capacitive Dial Indicator with Segmented Electrodes
Segmented scale and reader bars enable coarse and fine measurement modes, reducing power consumption while maintaining absolute position accuracy.
- Self-Calibrating Corrosion Measurement Circuitry for Field Transmitters
Modular excitation and sensing circuitry maintains measurement precision while reducing power consumption in field corrosion transmitters.
- Cantilever Probe Dual Metallic Coatings Wear Fatigue
Dual metallic coatings address wear at the tip and fatigue at the root, extending probe lifetime while managing bending stress.
- Soil Moisture and Salinity Sensor Using Dual Bridge Circuits
Separate high and low frequency oscillators drive capacitor and resistor probes to resolve measurement complexity and non-linearity in existing sensors.
- Integrated Circuit Test Circuitry for External Resistance Measurement
IC test circuitry observes external target resistances via varying reference voltages.
- Capacitor Diagnosis Device for Electric Power Apparatus
A capacitor capacitance diagnosis device measures voltage drop during controlled discharging to determine adequacy.
- Capacitive Textile Inspection Signal Decoupling
Decouples the measuring capacitor from the AC signal generator, resolving mutual interference that restricts parameter control and measurement precision.
- Corrosion Detection Sensor Array Segmentation
Segmented conductive sensor elements detect localized corrosion penetration through predetermined thicknesses to provide binary output signals.
- Yaw Rate Sensor with Dual Resonance Frequencies for Parasitic Oscillation Detection
A yaw rate sensor uses two seismic masses with different resonance frequencies to generate distinct output signals for an analyzer circuit.
- Discrete Frequency Stir Electromagnetic Testing
Discrete frequency stir method steps continuous wave excitation across a cavity, replacing mechanical paddles to reduce test time and complexity.
- Fuel Cell Shutdown Drying via Impedance Monitoring
Impedance-based shutdown control extends power generation to dry end cells uniformly, preventing freezing and reducing startup time.
- Charge Transfer Circuit for Battery Impedance Spectroscopy
An LC-based charge transfer circuit minimizes power loss during battery impedance spectroscopy by storing and reusing excitation energy.
- Resistance Measurement System Using Micro-Differential and Ratiometric Methods
A resistance measurement system combines micro-differential and ratiometric methods to achieve high precision.
- Common Line Temperature Measurement for Lithography Optical Systems
A temperature measuring device uses a shared first line to connect multiple resistors to a voltage detection unit, simplifying the circuit topology.
- Floatless Pulsed Waveguide Level Measurement
A pulsed waveguide detects liquid levels using electromagnetic pulse delays without mechanical floats.
- Peer-Terminated RF Calibration Standards for Crosstalk Reduction
Terminating uncalibrated peer-ports with 50Ω matching impedances reduces crosstalk errors in multiport RF calibration standards.
- Coaxial Probe Dielectric Measurement for Bituminous Froth
A coaxial probe measures bituminous froth permittivity via RF reflection coefficients to enable precise dielectric characterization.
- Capacitance Bridge Demodulation for Leakage-Insensitive Measurement
Demodulating time-varying signals across a capacitance bridge isolates relative capacitance values from noise.
- Microwave Sensor Assembly for Proximity Measurement Through Contaminants
A microwave sensor assembly uses a detuned emitter to calculate object proximity via reflected loading signals.
- GFCI Input Detecting Circuit Asymmetric Feedback for Leakage Sensitivity
An input detecting circuit uses asymmetric negative feedback resistance to balance forward and backward leakage current sensitivity.
- Electrical Impedance Tomography for Carbon Nanotube Film Mapping
Electrical impedance tomography reconstructs spatial conductivity maps in carbon nanotube thin films using boundary electrode arrays.
- Electrochemical Cell Resistance Measurement via Optimized Sampling
Optimized sampling maximizes the non-Faradaic to Faradaic current ratio, resolving interference that compromises impedance measurement precision.