Semiconductor/Solid-State Device Details TRIZ Cases

A sensor package with a housing notch region enables precise alignment tool retention during the overmolding process.

Sloped dielectric risers on compliant posts reduce stress concentrations in solder bonds and prevent metal fatigue during thermal cycling.

Indium addition to SnCu solder modifies grain orientation and slows self-diffusion, reducing cavitation in miniaturized electronics.

Interleaved signal and ground conductors with jogged segments reduce cross-talk while eliminating complex ground skewers.

A heat pipe uses an electromagnetic pump to drive liquid medium circulation for rapid thermal transfer.

Protruded conductive pillars provide z-direction interconnects to resolve fine pitch stacking complexity in semiconductor packages.

A conductive liner on a dielectric pillar sidewall electrically connects to the seed layer in GaN semiconductor structures.

Elastomer pins replace rigid solder bumps to resolve mechanical stress failures in flip chip packages, maintaining electrical conductivity and RF performance.

Noble metal structures catalyze preferential silicon etching to form high-aspect-ratio vias with vertical sidewalls.

A compliant die seal absorbs thermal expansion mismatch between the mold material and semiconductor die, reducing cracking and increasing manufacturing yields.

A semiconductor dummy pattern layouting method uses a frame-shaped metal structure to suppress mechanical stress during chemical mechanical polishing.

A lead-free solder paste containing high melting temperature particles maintains shape during reflow to provide a stable thermal interface.

Wafer-level manufacturing using anisotropic conductive adhesive layers and metal bumps reduces chip scale package production costs.

A protuberant opposite gouging feature increases the contact area for via connectors to lower interface resistance.

A semiconductor chip stack mounting method uses specified separation distances between adjacent stacks during temporary crimping to prevent thermal interference.

Stepped lower wiring layers distribute compressive forces evenly, preventing interlayer insulation cracking during wire bonding.

Reentrant shaped bonding pads feature a smaller distal area and larger proximal base to ensure precise metal-to-metal contact during semiconductor die assembly.

Replacing wire bonds, this clip structure reduces electrical resistance and package height while improving heat dissipation through direct contact.

Vertical stacking of a T-shaped gate electrode thin film transistor over a CMOS substrate reduces silicon area and manufacturing costs.

A porous nickel plating layer buffers thermal expansion between the semiconductor element and lead frame to protect the solder joint.

An array substrate design uses a second conductive layer to electrically connect via materials and lead-out lines.

Multiplexor structures reverse router channel directions to bond dies with different orientations, simplifying routing complexity.

Vertical stacking with tilt pads reduces signal delays and package size by eliminating complex substrate configurations.

A nanowire LED integrates a magnetic layer to enable precise alignment during hybrid fluidic self-assembly.

A sensor packaging structure uses a ceramic protection board to shield functional circuits from harsh environments.

A composite barrier metal layer traps nonbonding nitrogen atoms, preventing TiSi2 decomposition and maintaining low contact resistance.

Molding compound defines air cavities around semiconductor dies on a carrier for simultaneous encapsulation.

Overlapping back connection electrodes reduce thermal warpage and prevent connection failures in stacked semiconductor packages.

Acicular projections from controlled crystal growth improve adhesion to sealing resin without thick undercoat layers.

Ferromagnetic particles in polymer insulation enhance effective inductance while magnetic underfill epoxy attenuates electromagnetic interference.

A semiconductor via plug uses specific tilt angles to embed metal in insulating layers, reducing void formation and connection resistance.

Concave semiconductor chip warp stabilizes bump height to release voids, preventing thermal resistance increases.

A spherical shaped bottom plate joins an electronic component using a thermal bonding material to ensure uniform contact.

A land on via structure couples lands directly to vias without intermediate wiring.

Chip identification marks trace origins to resolve yield learning bottlenecks in semiconductor manufacturing.

A semiconductor package uses a thick copper under-bump metallization stack to enable lateral current propagation through the conductive structure.

Segmenting the package surface exposes peripheral redistribution patterns, enabling multiple wafer level packages to stack vertically.

Pre-warping the frame member before adhesive curing counteracts differential thermal expansion, reducing flatness error after cooling.

A hermetic sealing cap uses localized oxidation on plated layers to restrict solder wettability and prevent spread beyond the bonding area.

A lateral DMOSFET uses graded doping in the drift region alongside a shallow trench insulator to manage electric fields.

Segmented silicon heat sinks reduce thermal coupling between packed devices while maintaining efficient heat dissipation.

Segmented alignment dies attach to intact bonding films, eliminating film cutting waste and preserving carrier wafer usable area.

Encapsulant window reduces distance between sensing area and surface, improving fingerprint detection accuracy.

A photosensitive transfer resin expands upon UV irradiation and heat to peel and move LED chips from a wafer.

Integrated PCB through holes transfer LED heat while preventing short circuits, avoiding bulky aluminum substrates that increase module size.

Concave portion on external electrode pad surface captures sealing resin to prevent peeling under mechanical stress.

Micro-transfer printed LED arrays use varied component orientations to mitigate source wafer variations.

A semiconductor interconnect structure employs a titanium nitride overlayer to enhance photolithography accuracy.

A gas sensor substrate positions pad electrodes on a second substrate to electrically couple with first electrodes.