Digital Circuit Testing TRIZ Cases

A probe card uses a reference resistor to measure contact resistance between probes and device ground pads.

Segmenting real-time control from redundancy analysis distributes calculation load across dedicated resources, reducing development time and costs.

A voltage processing unit stabilizes operating voltage during power transitions using RC delay circuits and MOSFETs.

A multi-path receiver routes signals via a single switch to distinct amplifier paths, reducing noise and complexity in automated test equipment.

Power supply inspection circuits monitor pad voltages to identify drops before they degrade internal circuit operation, preventing performance loss.

A fully digital frequency monitor converts clock signals to voltage via a switched-capacitor structure for integrated circuit implementation.

A stacked semiconductor device uses redundancy through-electrodes as test signal paths to detect soft errors via logical operation comparison.

A semiconductor integrated circuit executes logic BIST during non-access periods using segmented test patterns.

Switching circuit manages debug mastership across multiple devices via wireless connector, resolving single master bus limitations.

A test circuit uses a programmable length datapath to detect signal anomalies in logic circuits.

A power verification circuit uses a current source, resistive random access memory cell, and Zener diode to detect voltage levels.

Pre-configured test patterns and fault models allow immediate field diagnosis of chip defects without lengthy development cycles.

A GPU performs automatic self-tests during idle states using hardware mechanisms to store and restore execution context without CPU intervention.

Dynamic resource pooling reduces test time by enabling concurrent DFT block execution.

Multiplexer-controlled scan chains bypass unnecessary domains to reduce test time while maintaining comprehensive coverage.

A semiconductor test circuit generates internal patterns and compares received signals to validate electrical connections across stacked chip slices.

A controller adjusts LBIST shift frequency based on real-time voltage monitoring to manage current consumption during integrated circuit testing.

A debug circuit detects signal sequences via byte-level code value comparison.

A power line modem exchanges debug signals over existing supply rails to enable testing without additional pins.

A scan output flip-flop uses selection and control circuits to gate signals at fixed voltage levels during normal operation.

A JTAG hub in a partial reconfiguration partition connects system-level debugging endpoints across multiple FPGA regions.

Internal testing interfaces extract targeted debugging information without modifying FPGA configurations or requiring unavailable chip-level pins.

A test device operates as a PTP master to quantify synchronization errors using reverse synchronization messages from slave devices.

Test access mechanism circuits use scan framing to reduce test time and cost by enabling rapid stimulus input and response compression across core scan paths.

Advanced Low Pin Count Built-In Self Test system reduces Automatic Test Equipment complexity and pad damage through a dedicated digital communication channel.

FPGA PWM signals filtered by RC circuits replace multiple DAC ICs, reducing board space and manufacturing costs.

Directed heated inert gas prevents tin oxide formation on contact tips, maintaining low resistance and accurate test results.

A modular intelligent calibration system simplifies wiring complexity while simulating comprehensive test items for backup-power automatic switching devices.

A programmable waveform generator toggles between distinct frequencies to produce a differential output signal for semiconductor testing.

MISR shadows consolidate test responses into a single bit status, resolving ATE resource constraints during functional region defect identification.

Mixes high-speed and low-speed clock signals to mitigate voltage droop distortion and improve measurement precision.

A combinatorial XOR spreader circuit generates expanded test data from minimal input pins to drive boundary-scan cells.

Detects integrated circuit points of failure by testing Boolean function derivatives, identifying vulnerabilities exploited by focused ion beam attacks.

An integrated circuit uses a reference sub-system to monitor primary parameters, detecting deterioration to activate a backup unit before failure occurs.

A march controller executes scan-based testing using pre-loaded element data to generate test stimulus for integrated circuits.

A programmable logic device controls a demultiplexer to route signals for analog-to-digital conversion and status reading.

Parallel core testing with composite signatures and masking circuitry resolves output pin constraints while identifying partially bad dies.

An automated test equipment combines multiple output signals into a single composite signal for simultaneous measurement.

Grouping fault nodes by failure mode effects reduces required injection tests for integrated circuit hardware designs.

Staggered clocks vary toggle rates within processing partitions to minimize voltage drops during integrated circuit testing.

A timing calibration device uses a multiplexer to route multiple channel inputs to a single comparator for sequential signal processing.

An adaptive voltage scaling circuit uses a performance classification monitor to detect chip working performance and adjust the operating voltage.

An on-die cosmic ray detector identifies ionizing particle events within the chip substrate to generate correction signals.

A receiver lane synthesizes clock signals for built-in self-test operations, reducing system-on-chip area and power consumption.

A state detection circuit uses unidirectional conduction to identify floating, grounded, or voltage-connected input nodes.

Integrated circuit heating elements accelerate voltage reference calibration by eliminating slow external thermal cycling.

Conversion tool transforms ATE data into executable files for real-time loading, reducing manual modification overhead.