Digital Circuit Testing TRIZ Cases

A multi-die clock stop trigger coordinates local detection with a shared global signal to halt clocks across semiconductor dies.

A verification-processing device acquires a circuit logic model to determine relay output states during element or connection line failures.

Integrating a test processing unit into the test head eliminates external computing devices, reducing equipment volume and data transmission time.

Adjustable measurement antenna reflects signals via intermediary component to resolve complexity-cost trade-off in wireless device testing.

A probe card power conducting circuit uses low resistance to transmit high-frequency signals efficiently.

Programmable multiplexors route diagnostic and reference signals to a comparator, eliminating fixed reference sources that complicate manufacturing.

Wafer-level electrical die sorting classifies chips by test bin items before packaging, reducing manufacturing time while maintaining testing accuracy.

Multi-rate signature testing applies digital patterns at varying clock speeds to verify integrated circuit identity and ensure correct bin labeling.

A boundary scan controller adjusts clock signals independently across multiple ports to enable precise timing control.

A test system architecture serially tests multiple finite state machine circuits using a dispatcher interface to manage scan chain selection.

Universal resource sections in modular test modules reduce development costs by enabling reuse across different test functions.

A single test pin circuit observes internal ASIC signals using a Schmitt trigger and sub-circuits.

A self-test circuit uses a multiphase clock signal to serialize parallel input data for bit-level logical testing of flip-flops.

Weighted defectivity models identify latent reliability defects in outlier dies, reducing overkill and improving production throughput.

Automated scan chain diagnostics register device images to design layouts and compare emission signatures for defect detection.

A built-in self-test circuit detects power supply droops by comparing signal timing through a delay line.

A test apparatus uses selectors and a D flip-flop to input and output signals on clock edges.

An automated testing system adjusts processor operation voltage and clock frequency to identify stable operating conditions across multiple platforms.

Superimposes an oscillator clock signal on a reset pin to enable external monitoring of integrated circuit functionality.

Driver device autonomously toggles switch and measures voltage magnitude to detect faults, reducing status check time.

A test apparatus adjusts threshold levels using past judgment values to correct waveform degradation in high-speed digital transmission systems.

Automated test equipment shares resources across multiple sites using time offset execution.

Removable wiring board with spring probes accommodates various board configurations, eliminating custom fixture manufacturing costs.

A variable duty cycle circuit adjusts clock signals while a divider sweeps frequency to detect failure points for precise measurement.

Internal toggle detection circuit generates test enable signals within semiconductor devices, preventing test pad failures and electrostatic discharge risks.

A test system merges pre-qualifying and functional testing components into a single unit with automated switching.

A test instrument captures samples around modulation boundary violations to identify cognitive communication mode changes.

An FPGA platform executes row aggression tests on memory arrays to identify structural patterns through bit error detection.

An inter-domain on-chip clock controller synchronizes test clocks across distinct domains to enable deterministic at-speed scanning.

A two-dimensional array of addressable diodes and vertical interconnect stacks enables parallel current measurement for precise defect localization.

Sequential channel activation via a single diagnosis pin eliminates complex multiplexor hardware while maintaining precise fault identification.

Segmented fault modules generate precise error codes and messages, resolving the trade-off between detection capability and identification precision.

A test apparatus samples data signals using an internal timing signal to detect clock defects when the device under test fails to output correct timing.

Dynamic channel allocation encodes test data to minimize core input channels, reducing SoC testing complexity and application time.

Universal TAP controllers adapt to each die level in a 3D stack, resolving the trade-off between testing capability and architecture complexity.

Automated wafer testing replaces manual judgment with chi-square analysis of partitioned die maps, eliminating false judgments and reducing labor costs.

Processing devices convert third-party command syntax into native test system commands to interact with the device under test.

Tapered partitions and encapsulation layers prevent organic layer separation from cathodes during bending.

A remote access controller manages FPGA card debug port states and generates authentication passcodes.

FPGA protocol engines generate test patterns autonomously, distributing processing load and eliminating hardware adapter cards for multi-protocol testing.

A test interface board uses a transmission line to merge multiple input signals into one output path for semiconductor testing.

Clock circuit counts test clock frequency via scan chain capture, eliminating separate monitor circuits to reduce area and routing complexity.

Built-in self-test circuit reads test vectors from target memory to reduce automatic test equipment dependence and lower testing costs.

An adapter module converts clock frequencies between tester and device-under-test, resolving aliasing errors while maximizing tester resource utilization.

Gate lines merge clock distribution with data control to reduce circuit area while maintaining operational reliability.

Sorting integrated circuits into voltage bins applies bin-specific reliability testing to remove defective devices and optimize power usage.

Detection circuits with comparators and flip-flops store logic values to identify supply voltage transients across integrated circuit regions.

Detecting TRST signals inhibits master resets, enabling uninterrupted JTAG debugging across mixed manufacturers.

Sequential test modes reduce burn-in duration by isolating weak devices early, improving lifetime estimation accuracy without extending total test time.

A circuit measuring device uses a shared voltage source and current-voltage converter to generate calibration data for real-time testing adjustments.