Resistance/Reactance/Impedence TRIZ Cases

A de-embedding method isolates measurement system effects from test fixture scattering parameters using computational splitting algorithms.

Segmenting input fields into dependency clusters reduces testing time and computational cost while maintaining comprehensive coverage of all possible scenarios.

A vector network analyzer calibration method maps error terms across time and frequency indices to align corrections with device under test measurements.

Spectral phase analysis of sideband components determines group delay in ADCs, eliminating the need for complex calibration equipment.

Internal buffers clamp voltages at electrical device terminals, suppressing leakage current in non-selected devices to enhance measurement accuracy and speed.

Composite elastic dielectric layer with barium titanate raises capacitance, overcoming low sensitivity of rubber-based sensors.

Detecting circuit measures electro-acoustic transducer response characteristics to select optimal equalizations for vehicle audio systems.

Comparing GHz radiation intensities at multiple frequencies distinguishes wet surfaces from dry ones while suppressing propagation interference.

Dynamic gain control normalizes varying signal amplitudes within measurable ranges, enabling precise three-dimensional distance calculation.

A measuring method determines electrical resistance of thermoelectric materials by applying forced current under heat flow conditions.

A control unit measures ignition pellet resistance using transformer coupling to trigger active electrical fuses.

An integrated CMOS capacitive sensor detects chip misalignment via a multiple-capacitor structure, eliminating expensive mechanical servomechanisms.

A voltage detection circuit uses crossed current characteristics of MOS transistor units to convert electrical signals into stable detection outputs.

A vector network analyser reproduces RF output signals using a phase-locked loop and directional couplers for precise measurements.

A unified statistical modeling method separates global and local variations in integrated circuits.

Ground insertion electrodes reduce counter sense currents to improve touch detection accuracy despite decoupled device grounds.

Measuring power spectrum of integrated circuit devices using time-varying electrical signals to identify latent defects.

Integrated fastener sensors detect cracks and stress in aircraft joints without removing components.

Acoustic detection replaces optical sensors to eliminate clothing pattern confusion and improve measurement precision.

An impedance measurement device sweeps alternating current frequency using a switching circuit to derive battery impedance values.

A loading state determiner uses voltage drop and terminal voltage signals to identify the instantaneous relation between terminal voltage and no-load voltage.

A current mirror module generates fixed-ratio currents, eliminating battery voltage fluctuations that cause inaccurate power supply state detection.

A transmission line sensor uses phase discrimination to detect harmonic frequencies in conductive materials.

Capacitively coupled electrode pairs detect permittivity and conductivity in non-biological objects.

Time-domain reflectometry protocol enables sensor data transmission via impedance modulation without onboard transmitters.

A pulsed signal source and hard current-limiter in series with the device under test enable precise electrical parameter control.

Metal trace pattern electrodes improve touch panel sensitivity by reducing electrical resistance while maintaining image transmittance.

An intermediary contact member cushions sheet placement between housings, preventing wrinkle formation that degrades electric resistance measurement accuracy.

Segmented local oscillator and signal generator adjustments preserve phase accuracy during network analyzer frequency changes.

An electric conductor detects drive mechanism contact with a cartridge bung, eliminating manual measurement steps during assembly.

Induction heating expands tubular metallic members to weaken fixing member contact, enabling accurate detection of conductor breakages in gas sensors.

A tracking module corrects scattering parameter measurements by dynamically adjusting calibration parameters.

A test electrode measures capacitance between signal wirings to identify short circuits, avoiding large-scale robotic testing equipment.

A polymer film measurement device applies voltage to detect metal ion permeability through resistance changes.

An inductive sensor replaces mechanical contacts with electromagnetic coupling to measure brake wear, eliminating reliability issues from physical friction.

A switched resistor network and mixer process excitation signals to generate rectified data for body impedance analysis.

A capacitance estimating unit samples energizing current during a reduction period to estimate elastomer capacitance.

Numerical simulations map measured impedance curves to permeability values, bypassing complex vibrating sample magnetometers.

Merged current and voltage contacts resolve precision complexity trade-offs in threaded test objects.

A vector network analyzer method corrects system errors in unbalanced bidirectional traveling waves to determine mixed-mode scattering parameters.

A magnetic characteristic measuring apparatus uses an air-core coil and capacitor to measure core loss accurately.

A non-destructive inspection method correlates electrochemical impedance with gold maldistribution in gas sensor electrodes.

A pattern recognition system classifies vehicle battery state-of-health using normalized voltage and cranking speed data.

Metallic collars across high voltage resistors form compensative capacitance, eliminating stray capacitance errors and ensuring uniform current distribution.

A voltage sensing circuit uses complementary switching to cancel leakage current errors.

A patient potential detection device uses impedance feedback to stabilize reference voltages.

Coupling holes oriented at a 60-degree angle provide wide band isolation and directivity while reducing insertion loss.

A differential signal generator amplifies coil voltage differences for isolation fault identification.

Segmenting transmission and reception probes minimizes gap-induced errors and resonance effects, improving relative permittivity accuracy.