Thermometers Using Electric/Magnetic Elements TRIZ Cases
- Ionic Liquid Temperature Switch for Low Threshold Detection
An ionic liquid temperature switch detects threshold changes via sharp impedance shifts during phase transitions.
- Contactor Coil Temperature Evaluation via Resistance Measurement
A contactor actuation coil temperature evaluation method determines coil resistance through controlled voltage and current measurements.
- Sub-threshold CMOS Temperature Sensor for Low Power Chip Monitoring
A sub-threshold CMOS temperature sensor generates digital readings using differential transistor pairs.
- Coaxial to Coplanar Waveguide Launcher for Microwave Bolometry
Dual-coplanar sensor architecture launches radio frequency energy from a coaxial airline to symmetric waveguides on a thin dielectric substrate.
- Fluid Temperature Determination via Boundary Layer Thermal Resistance
Calculating boundary layer thermal resistance using fluid properties corrects estimation errors caused by finite thermal conductivity in pipe sections.
- Digital Switch-Capacitor Bandgap Reference Circuit
A digital switch-capacitor bandgap reference circuit generates a stable voltage using sigma-delta ADCs and forward biased diodes.
- Semiconductor Temperature Sensor Circuit High Sensitivity Low Voltage
A semiconductor temperature sensor circuit uses tailored P-N junction resistances to produce a stable reference and a sensitive output signal.
- Thin-Film Sensor Element for Combined Pressure and Temperature Measurement
Integrating pressure and temperature transducers on one sensor element reduces production complexity while maintaining independent measurement signals.
- Thermocouple Connection Detection via Cold Junction Signal Correlation
Correlating thermocouple voltage with cold junction sensor temperature detects incorrect lead connections, preventing inaccurate readings from swapped polarity.
- Battery Temperature Detection Using Resonant Circuit Multiplexing
A battery temperature detecting apparatus uses series resonance circuits to identify individual cells via unique frequencies on shared detection lines.