Electronic Circuit Testing TRIZ Cases

An embedded transient scanning system detects and characterizes electrical events within integrated circuit nodes using existing digital interfaces like PCI or JTAG.

A PSU fault detection module electrically isolates the power supply using an ORing device to block current flow.

Integrated logic gates inject faults into error detection circuits to trigger mismatch alerts, eliminating costly external testing equipment.

Resetting storage circuitry between operations maintains data coherency across different clock domains.

Floating hinge blocks and latches adjust height via camshafts to apply uniform pressing force, preventing IC damage during high-temperature burn-in testing.

Embedded sensors monitor fan operating characteristics to predict module failures and trigger maintenance alerts.

A semiconductor chip incorporates a test circuit to detect oscillating signal strength and output the result via an external terminal.

Segmented fixing members hold sockets stationary during robotic transfer, eliminating repeated detachment that damages contacts and extends testing time.

An array testing device detects substrate voltage distributions using optical modulation and image processing to generate correction values.

A laminate bond strength detection apparatus uses circuit elements with mismatched thermal expansion to measure PCB adhesion.

Smart frequency selection in ground monitors measures energy levels to verify grounding conductor continuity.

A semiconductor inspection component uses a pressing surface with distinct height levels to accommodate varying device thicknesses.

Active voltage contrast tests create scratch marks adjacent to failure points, enabling precise localization using coating marks as reference positions.

Engineering plastic layer facilitates precise semiconductor die alignment while preventing redistribution layer damage and collecting silicon dust.

Boundary scan interconnect links a functional test fixture to a dummy dual in-line memory module under test for automated signal verification.

Distributed data loggers in sub-chips collect failure signatures asynchronously, bypassing inaccessible memory functions and enabling back-to-back testing.

A wafer test structure with peripheral metal lines enables electrical probing of probecard needles to verify their integrity before actual testing.

Maps flip-flop logic onto shift register primitives using control chains and multiplexers to reduce implementation area in FPGAs.

A probe pin tip with a thick silver film protects the underlying nickel layer from oxidation, reducing diffusion wear during semiconductor electrical testing.

Auxiliary circuits use an intermediary interface to enable independent testing at the wafer level.

Stationary probe cards test rotating wafers via segmented rotational access, eliminating complex mechanical stepping mechanisms.

Depressurizing the space between the probe card and plate maintains uniform contact resistance for accurate inspection.

Three-dimensional crack detection structure distinguishes nano-cracks from penetrations to prevent defective semiconductor shipments.

A test socket uses a nonelastic insulating housing to support electrically-conductive parts for stable terminal contact.

Test wiring detects signal cracks through electrical measurements.

Redundant diagnosis controllers compare outputs to prevent noise-induced errors and ensure reliable semiconductor testing.

Merged TAP and WSP architectures consolidate shared registers to reduce circuit area overhead and enable real-time P1500 operations.

An equivalent circuit model predicts electromagnetic radiation characteristics by inserting calculated radiation resistance into the component simulation.

Compact JTAG architecture segments communication into control and data packets to optimize data exchanges over reduced pin interfaces.

A load diagnostics circuit detects short circuits in an H-bridge audio system and triggers a DC add circuit to adjust the signal.

Phase-change material absorbs heat during melting to reduce peak power demand and system size.

A method determines current density distribution in two-dimensional conductive materials using boundary probes coupled to electrode voltages.

Aging profile components normalize real-time temperature and voltage data to generate accurate electromigration profiles.

Segmenting memory into dedicated test cells and regular OTP cells enables 100% testing coverage while preserving operational cell usability.

A fault detection device interfaces with electrical instruments to drive loads and transmit current signals for analysis.

Detection module triggers capture upon receiving data packets, eliminating fixed stabilization delays to reduce testing time.

Open-ended probe pins segment transmission paths for TDR delay measurement, resolving trade-offs between cost and precision.

Voltage application decomposes residual gases on gas sensor electrodes to stabilize electrical characteristics before inspection.

A prober uses mechanical lift and decompressor to establish reliable electrical contact between wafer pads and probes.

A distance protection system adds security measures upon detecting transient conditions to prevent incorrect fault operations.

A JTAG access circuit determines device identity before enabling inner bus lines and units.

A self-test circuit checks timing skew margins in semiconductor integrated circuits using internal flip-flop and phase-locked loop mechanisms.

Alternating temperature control modules maintain uniform chamber distribution for accurate burn-in testing.

Enhanced probe cards use individually-addressable atomic force microscopy probes to match submicron device contact pads.

Elevated thermal conductivity in package test leads prevents organic layer burning during aging.

Repetitive pattern launching stabilizes power supply voltage, preventing droop distortion during high-speed at-speed testing of complex circuits.

A non-intrusive fault determination apparatus uses modulated signals to detect electrical faults without system shutdown.

Dual cavities in a ceramic body isolate sensing elements and electronics, allowing separate testing while hermetic lids maintain controlled atmospheres.

Applying bias voltages to reference sensors identifies array defects before experiments, preventing incorrect nucleic acid sequencing data.