Electronic Circuit Testing TRIZ Cases

IEEE 1588 PTP synchronizes LXI instruments to eliminate time lag between voltage and current measurements, ensuring accurate RMS power data.

Two-stage leakage current screening for electric compressors using predictive reference values to classify products.

A memory test module system uses transaction interfaces and address encodings to identify individual or groups of memory units for testing.

Magnets align and retain the contact chuck base, eliminating manual fastener removal during DUT changeovers.

A measuring unit monitors battery voltages and currents while a control unit checks voltage deviations to detect current sensor open circuit states.

Thermal resistance structures isolate adjacent zones to prevent heat leakage, enabling precise heating and cooling during semiconductor testing.

Dual polarity resistance sensors detect environmental exposure to predict circuit deterioration and prevent network outages.

A processor reliability control loop dynamically adjusts operating limits based on accumulated stress to optimize performance.

Distance sensors in the coplanarity assist unit detect docking planarity variations, preventing burnt probe needles caused by misalignment.

An error-detection flip-flop identifies timing errors in digital circuits by comparing input and output signals during specific clock phases.

Stacked semiconductor chips use a comparing circuit to detect mismatch signals, overcoming pin count limitations on comparable signals.

A semiconductor test structure merges feed and stress lines in one layer to ensure uniform resistance.

In-line apparatus separates defective from non-defective SSDs to resolve manufacturing efficiency bottlenecks.

A pre space transformer uses a grid electrode pattern to compensate pitch differences between semiconductor devices and circuit boards.

A wafer inspecting apparatus controls probe contact using elapsed time and temperature data to manage thermal expansion.

A CMOS transmission gate test structure switches between open and closed states when activated by a probe needle.

Alignment pads detect probe misalignment against signal pads, resolving integration density versus alignment precision contradictions.

A biasing lid mechanism protects the photodetection surface from dust adhesion during high-temperature burn-in testing without contacting the sensor.

A DDR-based JTAG TAP controller interface combines TDI and TMS signals into a single serialized line for high-speed data transfer.

Automated fiducial tracking compensates for thermal expansion to maintain precise probe-to-pad alignment, reducing wear and improving testing accuracy.

Dynamic scan chain partitioning assigns stimuli and compacting groups to reduce test time and power consumption.

Segmenting tests per device eliminates common sampling window verification to increase module yield.

A TSV test circuit uses dual comparators to detect short and open faults simultaneously.

A signal generation apparatus creates synchronized test and auxiliary pulses with ESD-range widths for electronic device stress testing.

A hybrid automated test equipment system combines electrical and optical assemblies to calibrate multi-lane optical transceivers.

Inelastic insulating housing stabilizes electro-conductive bump deformation to resolve thickness tolerance issues and improve durability.

A mixed redundancy scheme repairs defective inter-die connections in multichip packages using active and passive mechanisms.

A semiconductor leakage distribution estimation system uses Gaussian mixed model clustering to analyze transistor-level data.

Problem signature extraction technique condenses network traces into compact identifiers for application issues.

A testing socket features a bended portion and conductive pillars to maintain stable electrical contact with integrated circuit terminals.

A portable device monitors cable impedance by imposing a time-dependent current variation and detecting the resulting voltage variation.

Flip-flops load serial data into the RAM block via a multiplexer, reducing pin usage while enabling effective fault detection.

Capacitive coupling detects welded or stuck grid relays, resolving unsafe onsite power conditions while maintaining simple system architecture.

A probe card level controller uses split lower plates and elastic members to independently restrict central and peripheral deformations.

A method predicts atmospheric upset rates in integrated circuits by measuring beam upset rates.

Snap-fit locking features replace rotational fasteners, reducing assembly time and complexity for field instrument displays.

Dual chiller units mix heating media at varying temperatures to correct thermal resistance deviations, ensuring precise substrate control.

A self-testing integrated circuit uses a digital-to-analog converter to generate a linear voltage ramp for testing reference circuits.

An asymmetrical contact probe with a side protrusion prevents lateral movement during assembly.

A semiconductor memory device configures test data from input and output bits to enable parallel bit testing on individual cells.

A test handler transfers trays between horizontal and vertical postures to enable concurrent processing.

A loopback card emulates a storage device interface to verify signal integrity across multiple SAS ports.

A logic verification apparatus replaces indeterminate values with symbols during simulation to track their propagation through circuit elements.

A dynamic watchdog timer estimates transaction time to synchronize testbench interfaces.

A channel switching control unit manages static and dynamic testing signals for semiconductor devices.

An integrated stage merges cooling plates and a heating source to withstand inspection loads, suppressing displacement during semiconductor testing.

An illuminating fixture uses a scanning system and movable probe arm to position measurement probes for OLED test element groups.

Segmented main and base boards with independent thermal controllers offset temperature changes, ensuring accurate results despite system complexity.

Alignment features on a rigid carrier board orient fragile IC chips for accurate stress testing without mechanical damage.

A test mode control circuit detects predetermined signal patterns on power supply pins to enable internal node access without adding extra package pins.