Electronic Circuit Testing TRIZ Cases

A calculation program derives far electric field intensity using maximum near magnetic field intensity and area parameters.

A dual power supply unit adjusts output voltage to match a reference potential, ensuring consistent sensor excitation across different mass references.

A probe card device uses a space transformer to isolate high-speed signals from general paths on a flexible printed circuit.

A management unit facilitates distributed testing of J2ME devices using HTTP communication channels.

A needle card outside a conductive chamber extends contact needles through openings to establish electrical connections with electronic devices.

Clock gating circuit synchronizes phase relationships between multiple clock signals, resolving timing skew issues during scan shift and launch capture modes.

Automated circuit detects reverse cutoff characteristics of ESD protection diodes using an LED indicator for immediate visual feedback.

Intermediate residual test modes minimize scan chain length to lower peak power and application time for unwrapped cores.

A chip testing method adjusts input timing per device to ensure data reception within designated windows.

Computational calibration replaces mechanical trimming to adjust DUT temperature, reducing testing time.

A vehicle-mounted transmitter sends geo-location data via carrier frequency to detect signal ingress, eliminating manual troubleshooting delays.

Ring oscillators convert thermal effects into frequency shifts to predict workload stress and prevent chip failure.

A test socket integrates a heat exchanger to dissipate operation heats from active devices during semiconductor package testing.

Pulse generator and sampling circuit detect pin connection type by analyzing electrical response signals.

Resistive termination circuits drive test signals to pins, enabling loopback operations that identify solder faults without impacting data transmission.

A probe card uses an eccentric roller to drive elastic deformation of bent wires, adjusting detection amplitude for universal contact matching.

A split probe pad structure uses a non-metal region between laterally separated pads to maintain electrical testing access during chip processing.

Automated semiconductor wafer screening compares measured die parameters against historical position-dependent values to identify maverick wafers.

Automated error classification system distinguishes spurious faults from real defects using database pattern matching.

A segmented probe card case uses an intermediary structure to separate handling functions from the core component, resolving weight and cost trade-offs.

A force measuring device monitors its state by measuring electrical voltage on communication lines using a dedicated voltage sensor.

A wafer prober uses a full-wafer contacter to align and attach the substrate for electrical testing.

Microcontrollers dynamically adjust transmission signal parameters to optimize energy and data transfer across galvanic isolation barriers.

A device uses optically active semiconductor luminescence to monitor cooling path conditions through a dedicated brightness sensor.

Independent springs adjust preload to compensate for chip thickness variations, ensuring stable electrical contact during testing.

An embedded protocol analyzer converts low-level interface signals into transaction data during simulation, eliminating complex post-processing requirements.

An embedded conductive component segments a testing pathway to isolate vacuum absorption from probe assembly, eliminating air tightness tests.

Constrained random verification functionality generates and executes automated test data on the device processor to validate hardware outputs.

A low power test generator uses toggle control data to replace pseudo-random outputs with constants.

Grid heater in pogo frame heats probe card to match wafer thermal expansion, resolving alignment errors caused by differential expansion at high temperatures.

Pointer register selects normal or inverted data to reduce code space and power consumption while enabling efficient read-only memory testing.

Automates reference image selection via parameter hashing to resolve manual inefficiencies in large-scale graphics processor design validation.

A testing unit initiates functional self-tests to evaluate circuit integrity and detect anomalies.

A probe pin uses a multi-layered structure with an air gap to separate conductive materials.

Segmenting test lines into parallel keys with series-connected MOS transistors resolves the trade-off between testing speed and structural complexity.

An on-chip load circuit replicates photonic device I-V characteristics to enable built-in operational qualification of optical PMD integrated circuits.

A tapered position adjustment guide and bore align the IC upward against gravity to maintain contact with test pins.

A sensing conductive wire line surrounds the seal ring to detect peripheral edge damage on integrated circuit dies.

A voltage sensor system monitors trace networks on multi-layer printed circuit boards to detect abnormal electrical conditions.

A MEMS mirror failure detection circuit calculates velocity from position signals to identify stuck mirrors.

A display panel driving circuit switches between normal and test modes using distinct control signals to enable offline quality assessment.

Frequency monitoring detects failures in four-wire RVDT sensors by verifying signal integrity, resolving neutral position ambiguity without adding complexity.

Metal-programmable BIST elements integrate with mixed-signal functions on a platform ASIC base layer.

Three-dimensional batch fabrication forms multiple cantilevered test probes simultaneously on a substrate.

A circuit layout inspection method adjusts physical short-circuit components to an open state before detecting errors.

Programmable relay circuit cards and safety interlock cable assemblies enable safe testing of explosive systems under test.

A semiconductor inspection circuit monitors connection states of power supply and ground pins using path switching mechanisms.

Segmenting the transforming plate into soft and hard layers resolves the trade-off between layout density and structural support in probe card devices.

Synthesizes missing state events in test data streams, repairing errant data and preventing information loss from misplaced events.

A feedback burn-in device manages individual IC temperatures through localized airflow and sensor-based control loops.