Semiconductor/Solid-State Device Details TRIZ Cases

Multiple offset laser passes form zigzag cracks in wafer scribe streets, cutting splash damage and enabling narrower streets with lower power.

A palladium or copper-palladium layer on copper bond pads blocks oxidation and enables reliable high-temperature copper-to-copper bonding.

A post-and-substrate interconnect links redistribution layers, improves heat dissipation, and avoids complex copper pillar processing.

Sidewall-only molded encapsulation keeps the optoelectronic chip electrically insulated and mechanically stable without blocking light emission.

Grooved metal pads in a hybrid bonding layer offset polishing-rate mismatch, keeping 3D chip interfaces flat and signal paths reliable.

Varying pillar widths and adding dummy pillars offsets density-driven plating differences to keep die-stack interconnect heights uniform.

Vertical conductive pads between DRAM plugs and active areas cut contact resistance and widen alignment tolerance for reliable connections.

Bonding half-finished pixel and logic wafers avoids costly high-aspect-ratio holes, enabling thinner back-illuminated sensors and easier mass production.

Low-aspect-ratio TSVs and spin-coated photo-imageable insulation cut etch time, lithography steps, and sensor package cost.

Complementary multi-height lines and vias formed from one conductive stack let IC interconnects tune resistance and capacitance with lower parasitics.

An elastic layer beside the cavity wall buffers thermal expansion mismatch, improving semiconductor package durability and connection reliability.

Connecting each GaN lateral transistor substrate to its source equalizes potential, cuts capacitance, and stabilizes fast bidirectional switching.

Back grinding and drill-formed contact pads cut component thickness below 50 µm while lowering cost and improving pad uniformity.

A substrate-through conductor creates a low-inductance Y-capacitor ground path that suppresses common-mode EMI in power modules.

Light pulses heat a carrier's absorbing layer to release bonded wafers quickly, avoiding chemical damage and complex laser scanning.

A segmented supporter and buried insulation layout cuts leakage current in highly integrated semiconductor through-electrode structures.

Inset bond pads and stacked wires and vias absorb bonding stress, reducing peeling and cracking in BSI CMOS image sensor packaging.

A dielectric interposer and stitched redistribution pattern reduce warpage and delamination while enabling larger package footprints.

A buried terminal and offset through-via ease redistribution-layer congestion in PoP packages while enabling fine-pitch backside routing.

A movable bonding component inside a lead opening maintains contact during warpage, securing semiconductor lead bonding reliability.

A mid-channel inlet splits coolant through parallel microchannels to lower pressure loss, reduce fluid connections, and cool compact electronics.

Internal medium channels carry heat away from mounted electronics, boosting cooling while avoiding larger, heavier heat sinks.

Selective lateral shielding in an antenna-in-package blocks EMI while preserving radiation, cutting package size and manufacturing cost.

A stretchable transfer film spaces and bonds multiple LEDs onto a TFT array at once, cutting alignment steps, failures, and process time.

A backside insulating edge pattern with thinner or open regions blocks cutting stress, reducing chip cracking and improving dicing yield.

A hermetically sealed cooling body forms a pulsating heat pipe that improves semiconductor heat dissipation while cutting parts and cost.

Nested thermoelectric assemblies replace bulky compressors to deliver portable, fault-tolerant ultracold or high-heat control without moving parts.

Zigzag separation areas in crossed logic-cell interconnects secure wire spacing, prevent shorts, and preserve reliable hit-point connections.

A top barrier layer acts as an etch stop for TSV formation, protecting thin metal stacks while enabling reliable rear-side electrical contact.

Hybrid bonding places copper directly against oxide or oxidized metal to prevent thermal delamination while preserving optical filter performance.

Ion-beam-assisted evaporation forms uniform nano-twinned backside metal films for wafer bonding below 250°C while avoiding interface separation.

Dummy connectors on an overhanging package stiffener redistribute corner stress, reducing solder-joint damage from thermal bowing.

A retractable protrusion bends then flattens a thin semiconductor die to achieve void-free hybrid bonding in low-contaminant conditions.

Holding elements on module terminals lock the housing to the substrate, avoiding glue curing steps and lowering assembly cost.

Laser-formed modified regions at different depths and directions enable precise chip dicing with less breakage and better package integrity.

Stepped metal contacts create local gap height for bubble-free potting while meeting creepage and clearance needs in ceramic power modules.

Staged cavity formation and conductive filling strengthen staircase contact connection across stacked layers while supporting higher 3D memory density.

A punch plastically forms sleeves directly in a metal layer, avoiding contaminants and simplifying terminal coupling in power semiconductor modules.

Bottom-side power delivery, penetration vias, and division structures help scaled MOSFETs maintain electrical characteristics and reliability.

Alternating secondary fins open airflow paths to hot primary fin surfaces, improving natural convection cooling and easing heat sink fabrication.

A pivoting retaining plate fixes electronic components to a heatsink without tools while compensating for tolerances, heat, and vibration.

A sacrificial aluminum layer enables selective etching of unwanted platinum, improving feature precision, reducing contamination, and supporting recycling.

Selective deposition and wet etching create insulated through vias in stepped gate electrodes, limiting over-etching and raising breakdown reliability.

Backside through-holes and metal rewiring connect pads without exposed front-side contacts, cutting light loss and dust entry around the photosensitive region.

Insulated ferromagnetic particles in an epoxy matrix enable magnetic shielding around semiconductor connectors without causing electrical shorting.

Random impedance paths formed on an organic package substrate create repeatable PUF responses, reducing chip-lot commonality and key exposure.

A larger opening plus sidewall metal deposition forms isolated vias with precise thickness control while avoiding costly high-aspect-ratio etching.

Wider organic substrate traces replace long silicon interposer channels, lowering HBM package cost, warpage risk, and yield loss.

A peripheral support ring reinforces dense IC packages during carrier removal, reducing warpage and improving pressure uniformity for heat dissipation.