Semiconductor/Solid-State Device Manufacturing TRIZ Cases

Self-limiting thermal reactions replace ion bombardment to prevent substrate damage while maintaining precise etch rates.

A load-lock cooling member manages substrate temperature via controlled pressure transitions.

Segmenting wafer alignment at atmospheric pressure prevents premature bonding wave initiation, eliminating inhomogeneous deformations that cause misalignment.

LaNiO3 buffer layers and SrZrO3 resistor films replace costly single crystal methods, enabling scalable mass production.

Ion implantation creates alternating n+ and p++ regions in a mesa portion, stabilizing threshold voltage and breakdown resistance against process variations.

A patterned bonding layer joins a handle wafer to a device wafer along scribe lines to enable simultaneous dicing and debonding.

An annular gate structure enhances channel control in lateral double diffusion metal-oxide-semiconductor transistors.

Segmented buffer, channel, and barrier layers enable enhancement mode switching with pinch-off voltage exceeding 1 volt.

Physical vapor deposition of a ruthenium plug prevents storage node leaning caused by oxidation and poor adhesion.

Liquid nitrogen cooling of a composite mask creates temperature differences on silicon workpieces to drive differential wet etching rates.

A substrate cleaning apparatus ejects fluid through a gap to clean the scrub-cleaning tool surface.

Chamfer etching removes protruding edge regions from donor substrates before layer detachment to enable simpler substrate reuse.

Applying a silicon-containing treating material layer over an exposed resist portion enhances etching selectivity and pattern transfer fidelity.

A CMP polishing pad with controlled hardness and porosity minimizes dishing on copper surfaces while maintaining low defectivity.

Dual coordinate systems transform substrate positions to detect alignment errors and distortions without increasing measurement time.

A silicon nitride CMP stop layer controls bulk oxide removal to expose silicided metal gates.

Segmented polymer blocks enable precise domain size control for high-density magnetic storage.

Ion implantation modifies metal gate stress to boost NMOS transistor performance while reducing material loss during etching.

Non-polymerizing NF3 and O2 plasma chemistry eliminates fluorocarbon deposition clogging at narrow mask openings.

Segmented epitaxial growth with distinct dopant profiles improves carrier mobility while managing short channel effects.

Segmented etching eliminates target layer residues and prevents pattern exposure during double patterning, improving semiconductor device yield.

Segmented inner tube with top and side holes distributes reaction gas uniformly, preventing nozzle clogging and uneven wafer thickness.

A 3C-SiC layer on a 4H-SiC substrate enables low Schottky barrier height, reducing conduction losses while maintaining high breakdown voltage.

An Al2O3 intermediate layer prevents amorphous silicon oxide formation and reduces lattice mismatch during PVD growth.

A reduced capacity carrier uses a fast swap element to replace substrates without retracting the transport system.

Chlorine-containing gas modifies adsorbed silicon species during thermal atomic layer deposition to enhance nitride film reactivity.

Sidewall spacers fill openings to act as alignment marks, resolving weak feedback signals during FinFET lithography.

A defect probability calculating method simulates process variations to predict pattern formations on semiconductor substrates.

A dual-resolution exposure method segments photo-resist patterning into distinct stages using machines with varying optical capabilities.

Variable silicide thickness in silicon carbide ohmic electrodes resolves adhesion reliability issues under high temperature.

A FINFET transistor uses a p-doped subfin structure to impede electron and hole flow between the channel and substrate.

A diffractive mask creates irradiation marks to locate the laser condensing point along the optical axis.

Bridge insulating layer connects trench and field structures to restrict thermal expansion, reducing crystal defects in semiconductor devices.

Single layer transfer exposes the second major surface to enable wafer thickness uniformity improvement and device isolation trenches that reduce noise.

Transparent electrode layer shields thin-film transistor shift register from common voltage, preventing I-V characteristic shifts and power chip malfunctions.

A transfer chamber fluidly couples process chambers to enable direct pressure gauge calibration using a reference gauge and calibration gas.

Selective silver deposition using displacement processes establishes precise conductive bridge memory structures.

Annealed polyethylene terephthalate support enables rapid flexographic plate drying above 60°C without register distortion.

Segmented p-type regions mitigate electric field concentration to maintain high breakdown voltage.

Silane-based precursor deposition fills shallow trench isolation structures with controlled fluidity.

High-stress shallow trench isolation materials memorize strain via the gate to boost carrier mobility without complex epitaxial growth steps.

Vertical slots in the peripheral region provide a thermal break that reduces heat loss from outer sidewalls while protecting o-ring integrity.

E-actuators and wedge actuators replace optical detection to achieve precise substrate positioning without costly passmarks.

Annular protrusions on the susceptor inner region create localized heating zones that eliminate deposition valleys caused by non-uniform thermal processing.

A photo-reactive planarization process uses solubility-changing agents to remove substrate material selectively without mechanical polishing.

A power device with a trench gate dent contact layer collects holes to suppress latchup and improve withstand voltage.

An epitaxial layer isolates chalcogen-doped silicon from the avalanche region, enabling 1.55 um detection while suppressing dark count rates.

Laser ablation creates patterned masks for plasma trench etching followed by backside grinding to reduce chipping and cracking during wafer dicing.

Fluorine-based atomic layer cleaning removes etch residues from semiconductor contacts while preserving critical dimensions and minimizing substrate damage.