Semiconductor/Solid-State Device Details TRIZ Cases

Backside PDN integration in a middle stacked die improves power delivery and heat dissipation in dense 3DIC packages.

Corner rounding and oxidation in a word line trench create height difference, expanding WL contact area to improve channel turn-on and conductivity.

A single-crystal III-nitride ferroelectric plate removes grain-boundary leakage and stochastic switching in ferroelectric memory gate stacks.

A planarization layer over metal pads keeps the polymer top surface flat, cutting die thickness and improving wafer bonding.

Openings and balanced width ratios in tiled display conductive wires spread bending stress, reducing fracture risk and improving yield.

Different channel widths in programming and reading transistors improve anti-fuse programming yield and enlarge the read window.

Alternating power and ground vias in memory packages cuts mutual inductance and voltage drops during high-speed switching.

Panel-level substrate interconnects link multiple die sites at over 100 IO/mm while reducing PCB area, yield loss, and post-attach processing.

Highly doped epitaxial and metal alloy layers lower source/drain contact resistance in scaled semiconductor structures without major process complexity.

Voltage routing through the non-display area narrows bezels, lowers line resistance, and hides tile boundaries in large displays.

By routing through the substrate, TCVs connect front and back interconnect structures and ease IC layout constraints on power and signal lines.

An interposer bridges flip chip die pads to wirebond pads, avoiding die redesign while enabling connection to wirebonded substrates.

Using TSVs and redistribution layers, this case delivers power from the package topside to cut routing complexity, size, and interconnect count.

A ceramic-layer heat spreader lets co-packaged GaN dies dissipate heat efficiently while maintaining separate substrate bias voltages.

A flanged insulator cup and shortened bottom electrode sidewall cut mask steps, lower series resistance, and stabilize MIM capacitor breakdown.

Ground pads flanking PD electrodes reshape bonding-wire current paths to curb impedance, resonance, and radiation noise at high frequency.

A grooved submount separates heat dissipation and electrical connection paths to shrink wiring area while preventing shorts.

Side circuits and a bridge interconnect link parallel chips without TSVs, improving assembly yield and lowering substrate manufacturing cost.

A bonded semiconductor cover layer and trenches improve heat conduction in chip-to-wafer structures, easing a key 3D-IC thermal bottleneck.

Nonuniform resin thickness and an opposing resin body disperse stress around thick metal electrodes to reduce CSP warpage.

High-conductivity gap-fill layers in bonded 3DIC dies conduct heat away from the stack to reduce stress, warpage, and non-bond risk.

A stacked die and interposer layout enables finer interconnect pitch while improving power delivery, bandwidth, and package size.

Recessed and convex partition walls reduce contact area and focus transfer force, improving micro-LED placement rate while cutting misassembly.

A recessed etch stop layer helps form a continuous barrier in through vias, protecting conductive layers and improving interconnect yield.

A flip-chip heat dissipation spacer and water-cooled heat sink improve heat transfer, lower inductance, and protect high-power semiconductor chips.

An oxime-initiated polyimide precursor maintains resolution under focus shifts while improving mold-resin adhesion and suppressing Cu-resin voids.

A wire-through-stack and parallel trench cut parasitic capacitance in fine pixels, preserving pixel circuit area and chip miniaturization.

A stepped source contact layer adds vertical channel-side contact in 3D memory, improving connectivity and structural integrity despite tighter fabrication demands.

Thick adhesive layers support offset-stacked chips to shrink package size while preserving stability, insulation, and simpler fabrication.

Sacrificial metal oxide particles in insulating polymer neutralize sulfur gases, protecting semiconductor module metal surfaces at lower cost.

Interior shield walls integrated with the module enclosure isolate radiative components and cut EMI without increasing package size.

Controlled roughness in ceramic inter-pattern regions improves mold resin adhesion and resists delamination under semiconductor thermal stress.

An implantable marker uses photodiode-powered switching and antenna reflection modulation to localize lesions in 3D with less migration risk.

Using dielectric-lined through-body vias, this case boosts on-chip capacitance in limited area while avoiding off-chip capacitor cost and delay.

Laterally spaced P-type floating rings and insulated deep regions stabilize SiC edge fields, improving breakdown reliability under surface charges.

Perpendicular slit stack layers and a shared source line reduce bonding warpage in vertically stacked semiconductor memory while preserving speed.

Continuous UV curing while pressing the IC chip lets antenna sheets keep moving, improving inlay throughput without losing placement accuracy.

An overlapping I/O pad, upper insulating film, and support contact improve 3D memory integration while reducing bonding damage and parasitic capacitance.

A 3D memory array uses vertical transistors and bonded peripheral circuits to boost density while simplifying interconnects and reducing leakage.

A wide vertical via links stacked source/drain regions to shrink logic cell area while preserving electrical characteristics in 3D semiconductor layouts.

An extension layer and redistribution layer let small logic chips fit a wide I/O interface without enlarging active silicon area or cost.

A laminated insulation and conductive layer encloses multiple chips and discrete devices to spread heat evenly and speed package cooling.

Vertical TSV stacking with RDL packaging improves inter-chip links and heat dissipation while keeping the semiconductor package near a single-die footprint.

A hollow transparent conductive pattern shields static charge around the sensing element to reduce Mura while preserving light transmittance.

Two-stage resin sealing separates lead terminals before chip encapsulation, avoiding lead-frame etching and reducing bonding-wire damage.

A flipped staircase BEOL interconnect stacks conductive lines to raise routing density and connectivity with less alignment burden.

A vertical opening to the top-chip body region adds body contact area in 3DICs, improving interconnect access with minimal thickness increase.

A removable two-part lid enables direct die-to-heat-slug contact and optional forced cooling to improve heat dissipation and warpage control.

Partial mould encapsulation supports semiconductor dies during thinning, cutting resistance while preventing warpage and breakage.

A carrier, TSVs, conductive pillars, and layered encapsulation simplify multi-chip interconnects while improving package reliability and thermal management.

Partitioned wall sections around a semiconductor die redistribute bonding stress to reduce underfill and molding compound cracking.

A cold plate bonded to the chip backside forms a coolant channel while preserving backside power delivery and lowering thermal resistance.

Separating opposite-polarity electrodes across dielectric layers enables selective micro LED placement while preventing shorts and raising assembly yield.

By rotating one chip 180 degrees, this package routes dense multi-chip signals in one layer, cutting thickness, complexity, and cost.

A thick Au base layer under a Ni mask prevents side etching in via-hole etching, avoiding via wiring disconnection in semiconductor substrates.

Placing components on both sides of a circuit structure increases package functionality while preventing conductive bridging in fine-pitch assembly.

An anchoring structure at the encapsulant-circuit interface reduces CTE mismatch and delamination during temperature variation.

Added capacitance at the sense node and floating diffusion boosts saturated charge capacity while limiting random noise in global shutter pixels.

Stacking access transistors and peripheral circuits above MIM eFuse resistors cuts cell area and increases memory chip density.

Doped semiconductor bridge structures support backside trenches during sacrificial-layer replacement, reducing collapse in 3D memory fabrication.

Vertical transistors in 3D memory place bit lines and storage units on opposite sides to cut cell area, interconnect complexity, and leakage.

A conductive guard trace confines electric fields between transformer windings and package leads to curb external arcing without enlarging the transformer.

A carrier routing structure links chip packaging modules through an electronic element and connector to raise signal speed for AI and HPC packages.

Ion-implanted surface defects enable substitution diffusion between metal surfaces, forming stable conductive joints below 300°C without brittle eutectics.

Flow velocity control pins on the circuit board balance transfer-mold resin flow, limiting air trapping, voids, warpage, and cracking.

Electro-plated through carrier vias improve conductivity and heat flow in compact die packages while lowering carrier substrate cost.

Insulating spacers and mesa contact regions self-align the source contact in a split-gate trench MOSFET, balancing threshold voltage and current flow.

Stepped local-line stacks and protruding contact plugs ease deep interconnect formation while improving peripheral circuit connection density and speed.

Fusion-bonded dielectric layers and a dummy die replace thicker low-conductivity fills, improving heat flow in stacked semiconductor dies.

Temporary bond pad plugs create mold openings for a unitary redistribution layer plate, cutting FOWLP and PLP process steps and equipment.

Direct copper-copper bonding with surrounding dielectric enables smaller-pitch substrate-to-die interconnects while preserving signal integrity.

A three-level dopant gradient in the chalcogenide switching layer enables bidirectional switching for faster, more reliable 3D cross-point memory.

An open heat spreader filled with conductive material replaces TIM layers to improve die heat transfer while cutting package thickness and assembly complexity.

A 2D sidewall barrier with a bottom-free trench layout lowers interconnect resistance and suppresses electromigration in scaled semiconductor wiring.

An embedded rod stem in an inorganic anchor improves mechanical resistance while lowering insertion force and enabling denser microelectronic connections.

Etched connecting ribs isolate the lead frame electrically while keeping support, improving strip testing, adhesion, and package separation.

Opposite-bias capacitive elements connected in parallel raise capacitance density while maintaining operating voltage and product life.

An interposer with terminal-side prevention structures controls solder overflow and spacing to avoid opens and shorts in slim stacked PCBs.

A raised dummy bit line at the array-peripheral boundary blocks acid ingress during capacitor formation, improving DRAM yield and reliability.

Cold-spray HTAM builds thick hybrid traces, large vias, and 3D contact pads to cut IC package power and contact resistance.

Laser welding joins overlapping metal members without ultrasonic rubbing, reducing surface damage and improving semiconductor device reliability.

Wafer-side-down PIC mounting shortens electrical contacts and uses substrate-coupled grating couplers to improve PCB communication speed.

A multilayer metal block in the interposer creates a thermal path from the die through metal interconnects, improving heat dissipation in 3D IC packages.

Wafer-level TSV integration shortens the biosensor-to-DRAM path to cut power and noise while increasing bandwidth and array accuracy.

Dual-side preheating and localized laser melting shorten soldering time while reducing substrate warpage, thermal shock, and uneven heating defects.

By tuning oxide ratios to meet conductivity and thermal expansion targets, this glass lowers resistance while limiting high-temperature deflection.

A gate cavity with a dielectric bottom cuts RF switch off-state capacitance while preserving low on-resistance and reducing noise.

Vertical SMD mounting and LDS metallized routing shorten package connections, cutting high-frequency impedance and avoiding multilayer QFN complexity.

A layered hydrogen-free oxide and metal oxide stack enables compact IC hydrogen sensing while preserving sensitivity and blocking moisture.

An integrated housing cable interface simplifies separable wiring for micromechanical ultrasonic transducers while keeping the package compact and reliable.

A spacer protection layer shields recessed gate spacers during via etching, preventing overlay-induced shorting and preserving device reliability.

Air gaps around cell contact conductive layers cut parasitic capacitance in scaled semiconductor structures, improving performance and reliability.