Resistance/Reactance/Impedence TRIZ Cases

A sensor interface circuit uses separate digital-to-analog converters to generate DC bias and AC excitation signals independently.

Segmented reflectometer receivers extend vector network analyzer operating bandwidth across multiple frequency ranges.

A miniature coaxial probe measures localized electromagnetic field emissions using induced currents in its sensing elements.

Phase shifting and combining signals with one receiver eliminates complex down-conversion hardware while maintaining measurement accuracy.

Segmented coupling holes reduce resonant scattering and non-resonant radiation, enabling accurate superconductor surface impedance measurements.

System maintenance compliance tool blocks automatic test equipment operations to prevent defective product release from improper calibration.

A source driver measures data line load resistance to adjust output signal strength.

Symmetric grooves in a cavity resonator insertion hole block electromagnetic signal leakage during dielectric constant measurement.

Phase slope extraction simplifies calibration and reduces equipment complexity while maintaining measurement precision.

A chip on glass substrate design uses segmented conductive patterns to enable precise connection resistance measurement.

Meshing convolutions on adjusting wheels extend the air path length, preventing atmospheric discharge during high voltage liquid dielectric testing.

Periodic sampling at zero-crossing points calculates resistance while maintaining temporal resolution, avoiding noise filtering that reduces tracking speed.

A capacitive fluid sensor system measures complex impedance to determine conductivity and temperature simultaneously using a single electrode structure.

An LCR resonator sensor assembly integrates a cantilever sensing film to measure dielectric and viscoelastic changes simultaneously.

A foreign substance detecting circuit uses voltage slope analysis to identify contaminants in connectors.

Segmenting power supplies isolates the physical layer from ground line voltage drops, preventing communication errors during high current charging.

A self-balancing Wheatstone bridge determines signal frequency using voltage-tuned reactive elements and operational amplifiers.

A compact measurement device uses a single electrode pair with an alternating selector system to determine fluid dielectric permittivity and electrical conductivity.

Segmented measurement devices track voltage and current at multiple points to predict energetic efficiency, reducing the need for frequent recalibration.

Conductive material displacement alters electrical impedance to detect athletic impacts, resolving human officiating errors in scoring accuracy.

Capacitive sensors detect conductive marks on items to determine position and identity, reducing complexity compared to RFID or pressure-sensitive alternatives.

Time-multiplexed analog-to-digital converter measures voltage and current sequentially across electrical assembly components.

A noncontact method using Hall sensors and matrix relations to determine current levels in parallel superconductive wires.

Software-based port assignment eliminates complex wiring and costly recalculations in vector network analyzers.

A capacitive proximity sensor uses a ground plane and electrode loop to detect objects through non-conductive materials.

A dynamic line rating system adjusts power transmission capacity using real-time conductor temperature and ground clearance measurements.

A magnetic sensor bridge uses dual free layer structures to differentiate resistor values without complex annealing.

A measurement device prioritizes a second electrical resistance mode over a first to accelerate data acquisition across diverse recording media brands.

Conductive end caps on an insulating body measure resistance in fluid materials, enabling accurate volume resistivity calculation.

A rectifier circuit measures power dissipation by sensing current and voltage drops across MOSFET transistors during operation.

Concentric ring contact pads and separate current voltage traces isolate interposer resistance from the measurement path, reducing inductance errors.

A virtual spectrum analyzer calculates validation rules from a known good waveform to verify timing and image content parameters.

Superconducting niobium or titanium contacts on epitaxial graphene eliminate internal resistances in scalable quantum Hall resistance networks.

A measurement system uses a power sensor to trigger a spectrum analyzer for fast signal detection.

A mobile trolley consolidates electrodes and control modules to enable standing operation during floor resistance testing.

A dumbbell-shaped floating sensor inside a line insulator measures power line voltage through capacitive coupling.

Determines individual Vdd-frequency characteristics for each core to optimize power and performance.

A substrate holding capacitor integrates DC-blocking functions within a semiconductor bulk to reduce cross-coupling between parallel signal paths.

A microwave sensor measures paper pulp thickness via frequency response analysis.

Grounding unselected electrodes isolates the active node, resolving trade-offs between scanning frequency and measurement precision.

MOS capacitor C-V characteristics measure carrier density to evaluate hydrogen concentration and optimize heat treatment for improved device performance.

Comparing independent frequency responses detects calibration drift and coating buildup, ensuring accurate water content measurement in petroleum pipelines.

A capacitive sensor uses a recessed substrate layout to enable differential measurements that reduce sensitivity to non-target factors.

Detection circuit samples voltage signals using amplifiers to calculate leakage impedance, resolving costly measurement errors in high voltage battery stacks.

A tomography system computes quantitative fluid properties from distributed sensor measurements.

An energy storage device powers a bistable relay to ensure failsafe operation and meet SIL requirements when the main supply fails.

A reference circuit simulates capacitance changes to test liquid level detection electronics without physical liquid contact.

A microwave reflectometry system measures complex reflection coefficients to generate unique electromagnetic signatures for electronic devices.

A detection circuit uses equipotential shielding to isolate unselected contact elements in an array piezoresistive sensor.