Resistance/Reactance/Impedence TRIZ Cases

Electromagnetic radiation determines cell impedance on a platter, bypassing fluidic mechanics limits.

A sense transistor coupled with a load transistor uses calibration current to determine resistance for precise load current measurement.

A digital signal processing system measures phase shift using point-by-point multiplication of reference and input signals.

A segmented electrostatic input sensor architecture distinguishes human touch signals from electromagnetic interference using dedicated detection electrodes.

Synchronized tuner and positioner movement maintains field homogeneity, resolving isotropy variations in electromagnetic compatibility testing.

Four-wire conductivity cell circuit uses o-ring seals and Wheatstone bridge to position electrodes precisely.

A conductivity measurement device uses a commutator and ohmic resistance series circuit to adjust excitation current based on liquid medium properties.

A capacitive sensor measures capacitance versus voltage curves to determine biomolecule isoelectric points.

A calcium aluminate layer detects free chloride ions by measuring impedance changes within embedded concrete sensors.

Segmenting proximity detection into multiple spatial points mitigates measurement errors caused by spatially varying resistance in EUV lithography reticles.

A routing engine selects test probe paths using heuristic analysis routines to optimize travel sequences.

Amplitude control monitors load voltage to adjust drive signals, preventing overload distortion without extra components.

Impedance sensors detect drive bubble formation and collapse, enabling nozzle health calibration despite added circuitry complexity.

A resistance determining unit estimates equivalent series resistance using ripple voltage and current signals from power converter switching operations.

A skin moisture measurement apparatus separates conductance and susceptance using in-phase and out-of-phase signals to isolate physiological parameters.

An air gap isolates metal runs from moisture ions, preventing electrical shorting and maintaining capacitance measurement accuracy.

A digital auto balance bridge applies measured voltage and forces a negligible terminal voltage to determine impedance.

A flexible wiring substrate connects both position detecting and shield electrodes to reduce production costs.

Shield resistor networks sense resistance differentials to generate alarm signals, preventing unauthorized access to secure integrated circuit information.

An electrical characteristic acquiring device calculates open correction values using probe interval and electrode side length data.

Replacing heavy batteries with a capacitor current source eliminates recharging downtime while maintaining high current output for precise resistance testing.

Apparatus measures electrical impedance angle at preset temperature to derive bacterial charge, resolving trade-offs between measurement speed and reliability.

Calculating impedance Zx from S11 and S21 stabilizes sensitivity across wide ranges, reducing error magnification beyond 3 GHz.

A 3 dB coupler extracts signals in an RF plasma system, enabling reliable arc detection without false interruptions.

A reel device integrates a measuring model to test external circuits directly from the casing.

A supply voltage management system adjusts output voltage to integrated circuit circuits based on monitored temperature and technology process category.

A conduction cross-over injects electromagnetic waves into a conducting structure to calculate distance from phase differences.

A dual-purpose inductive coil couples to sensing or charging circuits via selection logic, eliminating separate coils while enabling heartbeat detection.

A Sigma-Delta modulator device measures operational amplifier open-loop gain using digital stimuli and on-chip components.

A capacitor stores charge proportional to the measurement current for accurate sensing without a series resistor.

Differential amplifier circuit amplifies touch signals to detect minute impedance variations.

A composite sensor detects liquid ingress via percolation conductivity collapse.

Synchronous demodulation extracts the Hall electromotive voltage from electrode-sample junction noise, enabling accurate conductivity calculations.

A PoE detection circuit generates signals to identify legacy powered devices.

A resistance variation detection circuit uses digital current adjustment to measure resistor ratios via voltage comparison.

A clock circuit measures elapsed time by monitoring irreversible degradation of an MOS transistor's electrical parameters.

Microprocessor unit estimates battery internal resistance by extracting current and voltage values satisfying specific change thresholds.

Simulated impedance circuitry damps sensor mass oscillations, reducing thermal noise interference from aircraft accelerations during airborne measurements.

Signal processing unit measures impedance to detect open-type faults in parallel passive elements.

A moisture sensor uses a dielectric barrier to isolate probe signals from soil conductivity variations.

Closed-loop sensor feedback controls motorized positioners to correct oblique probe alignment on uneven substrates, ensuring repeatable measurement accuracy.

Replacing microwave resonators with a simple capacitor reduces circuit complexity while maintaining precise detection of contaminants in tobacco and cotton.

Time-controlled measurement generation identifies aging state variables without complex synchronization hardware, reducing monitoring system complexity.

Local ground reference eliminates flexible circuits and moving hardware, reducing offset voltages and component complexity.

Compression-type piezoelectric element detects contact load as an oscillation waveform during semiconductor wafer inspection.