Electronic Circuit Testing TRIZ Cases

Varying anchor heights on a probe base plate prevents warping under load, ensuring uniform contact pressure across all probes.

A test module uses a dummy region to couple image sensors for accurate electrical signal transmission.

An auto-trim circuit determines coarse and fine trim bits using iterative calibration.

Switched mode energy tracking circuitry measures power consumption using constant width ON-time pulses, eliminating high precision converter requirements.

A graph-theoretic model captures pipelined processor structure and behavior to define functional coverage metrics.

A wrapper cell scan chain configures flip-flops to test interconnect paths between circuitry cores.

A scan-load-based dynamic scan configuration reconfigures scan structures via scan-load operation.

Spring-loaded contact probes reduce electrical path length and inductance for semiconductor wafer testing.

A semiconductor test protocol computes error rates from batch samples to modify test programs in real time.

Removing second test circuit board reduces signal path length to resolve delay and distortion in high-speed semiconductor package testing.

Backup control circuit supplies distinct clock signals to semiconductor integrated circuits.

Segmented iron implantation and annealing create a multi-density calibration standard that resolves measurement precision versus process complexity trade-offs.

A two-dimensional scan cell network uses multiplexers to couple core cell inputs to other outputs.

Rerouting memory signals via redundant through-silicon vias recovers faulty stacked semiconductor packages.

Ring oscillators detect through-silicon via defects by measuring frequency variations, avoiding mechanical probing complexity.

A thermally isolated hollow body inside an over-the-air measurement chamber controls ambient conditions for device testing.

A unified test switch unit integrates trip, CT, and VT circuit control via a common shaft to eliminate manual alignment errors.

An isolated photovoltaic coupler charges a storage capacitor to power railway signaling components, resolving intrusive testing disturbances.

A random number test circuit employs a shift register and comparison logic to evaluate serial data quality through sequential bit analysis.

Internal pattern generation and comparison eliminate cable coupling limits, enabling high-frequency self-testing of miniaturized storage circuits.

A tuning limiting circuit sets operational parameters to enable efficient signal processing in data apparatuses.

Rotational test arms alternate between sockets to reduce moving time and boost productivity in semiconductor testing.

A built-in test circuit circulates current through a semiconductor diode to measure via resistance and insulation properties.

Saving debug context before built-in self-test prevents information loss during processor reset, enabling seamless debugging resumption.

A terahertz-wave detector incorporates a parallel resistive portion to stabilize current-voltage characteristics and reduce oscillations.

A secondary monitoring circuit structure analyzes primary operations via a dedicated network.

Backup power supply detects controller failure and shorts electric machine terminals, preventing HVDC bus overvoltage damage.

An integrated circuit system detects errors and modifies control registers to alter signal logic paths for successful operation retry.

Current control unit switches between high and low currents to establish potential difference, preventing spark discharge during insulation inspection.

A waveform data acquisition module samples electrical signals using an A/D converter and memory unit within a semiconductor test apparatus.

A microcontroller reads thermal diodes on integrated circuits to control a metering valve for liquid nitrogen cooling.

Measuring pin-pin voltage relationships against stored data identifies abnormal bondwire resistance, distinguishing it from substrate effects.

A reference transistor on a common substrate measures saturation voltage differences to assess power transistor health.

Variable pocket depths and sloped sidewalls self-align diverse semiconductor packages, eliminating conversion downtime from hardware changes.

A semiconductor memory device merges data terminals using selector and latch circuits to enable parallel testing operations.

A mixed-signal semiconductor testing method uses load and system clocks to transfer patterns through selector devices.

A semiconductor test apparatus uses a chamber refrigeration element to cool the chuck and tested components.

A fault-tolerant scannable glitch latch uses scan shift enable signals to control switches that isolate state nodes from stuck-at zero faults.

A state determination device combines static production data with dynamic field parameters to continuously assess electronic component conditions.

Reordering integrated circuit test patterns by productivity index reduces data bandwidth while maintaining fault coverage.

Hierarchical comparison trees reduce signal channel requirements by aggregating results from multiple chips, cutting test time.

A transfer device uses a pick-up head array to move micro elements between substrates.

A system-on-package module uses dual-sided printed circuit board conductors to electrically connect integrated circuits across the substrate.

Pressure signal filtering isolates agitator blade rotation frequencies to detect broken or unbalanced blades, preventing equipment damage and downtime.

A detection circuit monitors power supply interruptions to identify fault attacks on embedded electronic systems.

An auxiliary control unit diagnoses main control unit abnormalities to satisfy ASIL D reliability requirements.

Resolves timing accuracy versus calibration time trade-offs by solving linear equations from captured oscilloscope data.

A memory device check unit verifies data patterns internally without CPU intervention.

A flash memory controller automates internal cycling through a shared serial interface to free resources for other functional testing.