Material Resistance TRIZ Cases
- Gas Sensor Element Porosity Design for Oxygen Control
Differentiating reference electrode lead porosity stabilizes oxygen concentration in the gas sensor reference chamber while minimizing resistance variations.
- Resistance Sensor for Ice and Snow Phase Detection
A resistance-based sensor system measures electrical conductivity and temperature to identify the phase of a medium on a surface.
- Ion Concentration Measurement Device with Time-Division RFID
A semi-active RFID tag communicates via electromagnetic induction to store device information without overlapping ion concentration measurement periods.
- Ion-Sensitive Structure Doped Metal Oxide Layer Stability
A doped intermediate metal oxide layer reduces vertical grain boundaries, resolving sensor drift and sensitivity issues in aggressive media.
- Metal Oxide Sensor Assemblies for Breath Analysis
Porous metal oxide films detect low gas concentrations via Reactive Spray Deposition Technology, resolving sensitivity and stability trade-offs.
- CMOS Gas Sensor Platinum Electrodes Tungsten Heater
Platinum electrodes and tungsten heaters stabilize signals against drift while maintaining temperature homogeneity across the sensing membrane.
- Multi-Region Gas Sensor With Segmented Film Portions
A gas sensor uses segmented film portions on a base to enable independent temperature control and differential signal processing.
- Nano-sensor Cross-bar Architecture for Low Power Gas Detection
A nano-sensor uses a cross-bar heating assembly to detect gaseous components at high temperatures.
- Humidity Sensor Temperature Compensation via Microcontroller
A humidity sensor uses a microcontroller to calculate thermal resistance from voltage and current levels for accurate readings.
- Alternating Gas Sensor Cells to Reduce Heat Degradation
A gas sensor uses a control unit to alternate heating between multiple sensing cells for continuous detection.
- Humidity Sensor Detection Film Surface Roughness
A sensor detection film features a rough surface with fine irregularities to suppress capacitance drift and improve wear resistance.
- Semiconductor Gas Sensor Protrusion Support for Thermal Durability
Protrusion portions on insulation layers prevent membrane sagging, maintaining uniform heating electrode resistance and thermal durability.
- Gas Sensor Controller Dynamic Parameter Variation
A gas sensor controller varies temperature and UV intensity during cycles, resolving the trade-off between precision and device complexity.
- Conductivity Measurement Device for Ultrapure Water
Automated pick-and-place assembly of screen-printed electrodes on a PCB substrate ensures precise cell constant definition.
- Gas Sensor Multi-Layer Absorption Diffusion Trace Detection
Segmented functional layers optimize adsorption and transport to resolve sensitivity-versus-adaptability contradictions in trace gas measurement.
- Multi-Layer Gas Sensor Delta Circuit Architecture
A sensor arrangement uses a delta circuit with segmented heater resistances to enable separate evaluation of individual active layers.
- MEMS Gas Sensor Humidity Adaptation via Periodic Heating
A MEMS gas sensor uses a drive circuit to operate a heater with predetermined pulse durations for stable resistance.
- Particulate Metal-Oxide Gas Sensor Conductance Analysis
Applying multiple voltages to a metal-oxide chemiresistor creates distinct current-voltage curves that differentiate analytes in mixed gases.
- Gas Sensor Conductivity Stabilization via Inert Interlayer
An inert conducting element maintains minimum conductivity in gas sensors.
- Electrode Placement for Material Crack Detection
A multi-electrode system applies electrical signals to measure voltage differences across a material surface.
- Metal Oxide Gas Sensor Pulse Heating
A metal oxide gas sensor uses narrow electrical pulses to heat a platinum element.
- Electromagnetic Flow Meter Conductivity Measurement
Electromagnetic flow meter measures fluid conductivity using a dedicated third electrode and AC signal injection.
- Fluid State Detection Apparatus Short Failure Diagnosis
A fluid state detection apparatus uses a parallel resistor circuit to monitor bridge node voltage for accurate short failure identification.
- Composite Sensing Materials for VOC Detection
Composite sensing materials in printed devices detect food spoilage VOCs while maintaining robustness and cost-effectiveness.