Current/Voltage Measurement TRIZ Cases

Short-window phasor estimation enables sub-cycle transmission line fault clearing while limiting CVT transient and decaying DC overreach.

High-rate battery testing is corrected for overpotential noise with a machine learning model, enabling faster diagnosis with results closer to actual charge/discharge performance.

By combining current-proportional and dI/dt voltages, this circuit detects short circuits faster across varied loads and voltage sources.

Auxiliary-terminal voltage triggering with main-current evaluation improves semiconductor deterioration detection accuracy and cuts false positives.

Analog MAC uses resistor lines, current sources, and parallel-switched capacitors to cut neural processing power while improving reliability.

Voltage and differential-capacity peak comparison diagnoses positive electrode state without battery disassembly, avoiding safety risks.

By reading USB data-terminal voltage and adjusting current to voltage drops, charging stays fast without overloading the charger.

Hysteresis correction is added to electrochemical battery simulation to match charging and discharging voltage behavior more closely.

Voltage-difference diagnosis detects external shorts in battery packs without harmful precharge current that can damage relays, resistors, and cells.

Pre-segmented temperature and SOC ranges let equivalent circuit battery parameters be set quickly and updated from predicted voltage error.

Offset calibration and phase comparison sharpen zero-current switching timing in DC-DC converters, cutting power loss and improving efficiency.

Critical timing feedback tracks supply voltage drops and adjusts delay control signals to prevent digital timing errors and lock-ups.

Pulse-based dV1 and dV3 measurements improve lithium-sulfur battery remaining-capacity estimation, especially below 70% SOC.

Voltage deviation against a temperature- and current-based reference profile enables early lithium plating detection before gradual buildup is missed.

Controlled changes in air, humidity, and pressure use voltage stability to detect dry or flooding states and prevent fuel cell deterioration.

Arc energy estimation from a lumped-parameter model reveals switching apparatus wear, enabling predictive maintenance and fewer outages.

A second die detects overvoltage and overcurrent inside a vehicle semiconductor, cutting external parts while improving fault safety.

Multiple isolation driver stages switch on detected common mode transients to balance low power use with reliable differential signaling.

Voltage and capacity deviations reveal positive and negative electrode side reactions, helping set operating conditions that limit battery degradation.

OCV-based algorithm switching improves SOC estimation in manganese-rich battery cells as degradation changes the SOC-OCV relationship.

Differential voltage during charging reveals silicon-graphite anode defects without cell disassembly, reducing waste and safety risk.

Short on/off switching through solid-state components helps distinguish real arcs from noisy loads and reduce nuisance tripping.

When module voltage gaps grow, the BMS switches battery modules from series to parallel to balance them and extend pack lifespan.

Plug-in grid sensors send keepalive and fault packets to pinpoint outage origins and enable real-time power quality alerts.

Real-time current sensing adjusts allowable display supply current to cut power loss and prevent overcurrent during high-load images.

Two voltage monitors stage transistor cutoff and PSU shutdown to prevent load damage from over-voltage while preserving system stability.

Multiple ground detectors compare signal strengths to locate grounded conditions quickly in ungrounded power systems without disruptive isolation.

A shared current detection circuit checks multiple relay states by comparing total and expected current, cutting port count and circuit complexity.

By switching three-phase load states and comparing load parameters, existing EMI capacitors can detect neutral line presence without extra loss.

Electrode profile maps improve diagnosis of multi-phase battery cells by matching comparison profiles to track degradation more accurately.

Alternating TLVR power stages and checking current and switching-node voltage reveals secondary-loop open or short faults before damage spreads.

Differential capacity peak analysis detects negative electrode overvoltage early, helping prevent lithium plating and battery degradation.

Calculated and measured current ratios expose sensor errors in parallel battery packs, improving overcurrent diagnosis without extra hardware.

Shared ADC conversion with primary, secondary, and diagnostic inputs delivers ASIL D cell-voltage redundancy with lower die area and power.

Adjusted positive and negative electrode profiles use battery OCV data to estimate SOH accurately without slow low-rate charge-discharge testing.

Cascoded MOSFETs separate high voltage from sensing circuitry to improve PoE current accuracy, thermal stability, and current limiting.

Differential profile peak comparison tracks uneven degradation in mixed-material battery cells, enabling faster diagnosis and safer charge control.

Charging and discharging peak counts in differential voltage-capacity profiles enable non-destructive battery state diagnosis without extra measurements.

Optical signal transmission and local threshold comparison let DC breaker voltage detection resist high voltage and EMI while simplifying action logic.

Compression during pre-assembly voltage checks exposes latent self-discharge defects in electrochemical cells before battery assembly.

A wrapped sense wire and controller separate inrush from true fault currents, enabling touch-safe isolation and controlled restart in power cables.

Comparison profiles from electrode maps track shifting multi-phase capacity-voltage behavior to diagnose battery cell degradation more accurately.

Voltage checks during cell compression reveal abnormal self-discharge before battery assembly, helping remove latent defects and avoid module scrap.

SOH-based grouping of battery cells by OCV deviation improves inner short-circuit diagnosis accuracy without cell dismounting.

Comparison profiles from multi-phase electrode maps improve battery degradation diagnosis as capacity-voltage behavior shifts over time.

Stored current time-series analysis enables faster fault detection and prediction than threshold-only supervision, improving vehicle safety and reliability.

A live-wire half-bridge control scheme lets ceiling fans combine wall control and pull-chain input without complex added wiring.

Varying detection currents and pin-voltage checks distinguish moisture, non-rated devices, and dead batteries before connector operation.

Node voltage comparison detects damaged battery protection switches without current sensing, enabling reliable diagnosis beyond charge or discharge states.

Electrical power sensing replaces discrete heater sensors, reducing thermal control complexity while enabling zone diagnostics and abnormal-performance protection.

A DAC-generated reference tracks changing rail voltage so under- and over-voltage thresholds stay accurate during dynamic voltage scaling.

A temperature-dependent biasing circuit adjusts memory-cell voltage across the operating range to stabilize in-memory computing speed, precision, and power.

Parallel battery detection lets BIOS and power circuitry cut CPU frequency and power fast enough to avoid AC-adaptor overload shutdowns.

A resettable subthreshold reference circuit enables continuous high-impedance voltage detection with low quiescent current and wide input range.

ADC conversion rate is adjusted to signal frequency, cutting power, memory, and processing load while preserving measurement accuracy.

An op-amp and metal-oxide diode-connected transistor enable precise minute current measurement by minimizing off-state leakage.

Harvested electrostatic charge from on-chip nodes helps drive 0→1 inverter transitions with 25% to 40% less power-supply energy.

An anti-aliasing filter and digital comparator improve signal quality while cutting PCB area, component count, and distortion.

ADC conversion rate is adjusted to signal frequency, preserving measurement accuracy while cutting power use and sample processing load.

A superimposed test voltage at the diode-OR connection point reveals stuck-ON MOSFETs despite parasitic diode bypass paths.

Using injection locking and feedback integration, this case stabilizes band-pass tuning against PVT drift while keeping conversion gain independent.

A compensation controller adjusts sense-transistor scaling by signal level to keep current limiting accurate and avoid output distortion.

A lead-frame shunt and matched input resistor temperature coefficient keep current sensing accurate without large, costly shunt resistors.

Adaptive pullup and pulldown on a single analog input path detects broken-wire faults while reducing leakage, area, and power use.

A sigma-delta sensor signal is converted to PWM and averaged across cycles to preserve resolution while keeping update rates fast.

Two voltage-sensitive circuits cancel clock-jitter delay while preserving voltage-attack effects, enabling reliable IC alerting.

A low-pass filter and sense amplifier detect chip voltage droop in real time, enabling fast clock frequency reduction to maintain stability.

Timed output gating lets each channel settle before comparator release, reducing glitches and stabilizing multiplexed DAC voltages.

Dual-time on-chip sampling reconstructs transient settling behavior without external probing, enabling lighter, production-ready circuit monitoring.

Measured comparator delay is offset by briefly increasing capacitor charging rate, keeping relaxation oscillator frequency stable.

A timed voltage turn-down protects current amplifier circuits during abnormal fast pulses before relay cutoff, extending safe operation across frequencies.

Calibrating gain and offset between Class-AB and Class-D paths reduces audio artifacts during amplifier mode switching.

Sense resistors in an asymmetric Class D H-bridge track load current and disconnect miniature speakers before overheating or damage.

Duty-cycled reference tracking and falling-flank boost current cut brown-out detector power while speeding reliable reset response.

A midpoint-subtracting current source lets a differential amplifier measure battery voltage accurately even when circuit supply voltage is lower.

A precharge capacitor stores transistor threshold mismatch voltage so the sense amplifier stays balanced and avoids memory read errors.

Voltage-amplifier-assisted current sensing cuts delay on long VLSI interconnects by lowering impedance and voltage swing in memory I/O paths.

Cross-coupled current control compensates pull-down mismatch in low-voltage memory sense amplifiers, improving read margin and reliability.

A mirror delay and input blocking circuit filters glitches so only valid signal transitions generate stable, consistent detection pulses.

Short test pulses and peak voltage detection identify antenna load mismatch before full-power RF transmission, preventing amplifier damage.

Adjustable p-FET load widths and a beta multiplier keep sense amplifier loop gain stable across PVT variation at low supply voltage.

Each I/O sense amplifier detects when data amplification is complete and stops independently, reducing excess current on transmission lines.

Differential conductance sensing with pre-charge helps high-density NAND memory preserve read speed and accuracy as storage scales.

An attenuator keeps comparator input voltage low while protection circuitry blocks overvoltage, enabling faster, reliable semiconductor signal testing.

Pulsed power and inhibit timing cut transformer coupling noise in insulated analog multiplexers while preserving disconnection detection.

Charge integration with adaptive timing turns tiny flash bitline current differences into reliable voltage comparisons, cutting read time.

A current-plus-voltage sense amplifier with positive-resistance stabilization boosts gain while cutting memory sensing power, area, and instability.

Switchable dummy-load capacitance shifts systematic offset and reduces variation, improving memory read accuracy at low voltage and high speed.

Voltage-difference feedback corrects electrochemical model states to improve battery SOC and SOH estimation despite sensor errors.

Phase-specific electrode profile maps are fitted to capacity-voltage curves to diagnose multi-phase battery cell degradation more accurately.

Flexible circuit boards and light pipes unite voltage monitoring with test points while maintaining UL spacing in a compact housing.

A power capability determination device monitors input voltage to generate a power capability index.

A delay monitor circuit receives voltage and clock signals to generate measurement values that determine when target voltage levels are reached.