Printed Circuit Testing TRIZ Cases

Segmented docking pins engage a catch to position heavy test heads, preventing contact damage during alignment.

Movable sliders on an adjustable test adapter accommodate multiple QFN package sizes, reducing downtime from dedicated adapter inventory.

Cam rotators push passive members to adjust carrier position, resolving probe misalignment issues and improving test success rates.

Flat structure abuts chips for thermal conduction, resolving uneven temperature distribution across memory units.

Multi-level robotics and parallel stages move devices through automated test systems, reducing system footprint while maintaining testing speed.

Dual receptacles engage multi-sided PCB edge contacts via spring-loaded elements to eliminate frictional damage during insertion.

A conductive layer on a shorting block creates electrical shorts between contacts for safe testing.

A board inspection system transfers 3D solder paste data between SPI and AOI units using a unified coordinate framework.

Segmented testing identifies wiring pattern defects and calculates precise resistance values, reducing manufacturing costs for dense circuit boards.

Diagnostic data transmission across an isolation barrier selects internal nodes on receive dies, resolving pin-limited visibility constraints without decapping.

A test handler pusher system uses a porous match plate and airflow to manage thermal transfer across semiconductor devices.

A multi-tile motherboard tester board system enables parallel testing of multiple DRAM components.

A transparent position checking member simulates probe card marks to detect horizontal deviations between alignment substrate and inspection cameras.

A pressure sensor monitors retention force to prevent mechanical damage while calibrating antenna tuning elements.

An insulation inspection apparatus adjusts supply current based on wiring pattern inspection points to detect induced voltage drops.

Dual motion conversion mechanisms enable precise rotational control of transfer stages by calculating correction values for drive angle and pitch errors.

Accelerometer-based vibration measurement replaces pin-dependent CMOS testing to enable universal failure prediction across diverse electronic devices.

A reduced control binary sequence selectively restores constraint solving steps to identify triggering conditions.

A self-test system routes differential signals between CEM slots via flexible flat cables to verify electrical connectivity.

Shim aperture routes RF signals to a test port, isolating hybrid PCB components without destructive modifications.

A test board design featuring functional and non-functional sections with SIR and CAF patterns evaluates circuit performance and solder joint quality.

An illumination array guides operators to specific component locations on a holder using targeted light activation.

Vacuum attraction holds flexible substrates against inspection devices to resolve terminal alignment failures and ensure reliable electrical connections.

A movable DUT interface with spring-loaded pins adapts to various board layouts, resolving the trade-off between adaptability and fixed alignment complexity.

A support fixture integrates a moveable carriage assembly to position both the probe holder and microscope simultaneously along an X-axis.

A self-aligning probe plate uses lateral sliding to correct misalignments, ensuring precise contact without manual adjustment.

Parallel conveyors process substrates simultaneously, resolving sequential handling bottlenecks.

Relative movement aligns holding table through-holes with discharge paths to sort components by electrical characteristics and optimize utilization.

A movable pyrometric sensor adjusts its distance from a printed circuit board to maintain optimal scanning resolution.

Thermal conductive sockets and camera-equipped covers resolve contact reliability and complexity trade-offs in semiconductor testing.

A semiconductor load board testing system interfaces with stacked device connectors to enable comprehensive electrical continuity verification.

An automated test system measures transmission line responses using scattering parameters and virtual network models to characterize printed wiring board performance.

Switchable paths isolate individual interface connections to resolve the contradiction between increasing complexity and limited test nodes.