Transistor TRIZ Cases

Selective etching narrows or removes stacked nanoribbon channels to tune drive and leakage current while limiting parasitic capacitance.

A stacked memory read circuit compares currents from OS transistor cells to cut access time while reducing power and circuit area.

A monolithic source/drain contact is split by a gate cut and bridged over it to lower contact resistance in dense IC layouts.

Backside power rails and self-aligned vias cut FinFET power rail resistance, lower voltage drop, and free front-side routing space.

A laterally expanded p-type RESURF layer suppresses electric field concentration, preserving breakdown voltage while lowering on-resistance.

Partially stacked oxide channels raise s-factor and preserve ON-current, improving gray scale control in display transistors.

Recessed NFET and PFET source/drain contacts preserve channel stress while lowering contact resistance and parasitic capacitance.

Rapid current sensing and comparator override open stacked switches in under 100 ns to prevent radiation-induced shoot-through burnouts.

A silicon oxide and silicon nitride interlayer stack with graded hydrogen concentration blocks diffusion into the oxide semiconductor and stabilizes TFT behavior.

Cross-shaped active pillars increase gate surface area in scaled DRAM, improving gate control and limiting short-channel effects.

Non-aqueous wet oxidation and photoresist stripping preserve the gate interfacial layer, cutting traps, threshold shift, and leakage risk.

A U-shaped oxide semiconductor channel simplifies large-glass FET fabrication while improving mobility, back gate reliability, and threshold tuning.

Vertical stacking of FinFET and GAA transistors uses sacrificial layers and gate spacers to raise density while controlling layout area and isolation.

Carbon and oxygen doping in polysilicon resistors reduces drift over temperature and time while improving resistance matching in ICs.

Hydrogen-absorbing barrier regions around source and drain contacts cut TFT contact resistance and limit channel doping shifts.

Local thinning at the drain boundary and insulating layer limits hydrogen migration in oxide TFTs, helping keep threshold voltage stable.

Vertically stacked gate metals and isolated source/drain regions shrink CASCODE area while improving intrinsic gain and analog/RF performance.

A 2-D TMD channel and multi-gate transistor layout combine NAND and NOR logic in one structure, improving area efficiency with less rematching complexity.

An HTS interconnect with a thermally managed intermediate section links cryogenic and room-temperature electronics with low loss and reduced heat load.

An on-chip voltage detection and switching clamp protects GaN HEMTs from off-state drain overvoltage caused by parasitic inductor energy.

A non-polymeric sacrificial dielectric shields graphene during lithography, reducing contamination, detachment, and contact resistance.

A dielectric fin between stacked nanosheet channels protects cut metal gate processing while reducing leakage and preserving gate control.

A shared element formation region across adjacent photoelectric conversion regions frees transistor placement for smaller pixels with lower noise.

A stacked gate and channel layout packs gate and source-drain vias more tightly while insulating lines prevent shorts and support faster signal transfer.

CMP polishes dielectric-filled metal gate cuts to match source and drain contact height, improving isolation in dense semiconductor layouts.

Thermal expansion mismatch strains the dielectric layer to preserve capacitance density while blocking leakage current in scaled semiconductor capacitors.

Floating p-wells and deep n-wells cut pad-well parasitics, enabling faster and more accurate gate vertical resistance testing.

Different insulating-region depths cut NMOS dislocations while preserving PMOS performance and limiting hump effects.

An overlapping oxygenating layer diffuses oxygen into the active layer, cutting vacancies, off-state current, and instability in dense displays.

Guard-gated source follower segments cut 1/f noise while limiting floating-diffusion capacitance to preserve conversion gain and lower read noise.

Selective trench formation connects stacked CFET source/drain regions while preserving the contact isolation layer and reducing undercut.

Biased insulating gates preserve PMOS channel strain and cell insulation while avoiding extra connection complexity in transistor cells.

Selective etching removes the top CFET sub-stack while preserving bottom channels, enabling pass gate formation on the same substrate.

A continuous semiconductor layer wraps source and drain regions to enlarge contact area, lower resistance, and avoid silicon interface barriers.

A two-height elongated contact spans adjacent source-drain regions to reach a via, easing lithography while preventing shorts.

A sacrificial-gate cut and dielectric plug enable cross-coupled gate-to-S/D routing for compact CFET and pass-gate fabrication.

Selective trim etching narrows or lowers fin channel regions so one die can combine low-power and high-performance transistor sections.

A punch-through SCR TVS cuts parasitic capacitance on high-speed I/O while preserving surge protection and improving clamping behavior.

Using two photomasks to split top select gate trenches enables depth control in 3D NAND while avoiding deformed profiles and thermal cracks.

Vertically stacked nanosheet gates expand gate-channel contact area to improve transistor performance and dense IC integration.

NaOCl wet etching forms 2D semiconductor active patterns faster than dry etching, then purified water and inert gas clear residue.

Dummy fins, liner protection, and fin-cut-last processing keep FinFET width and spacing consistent while reducing fin bending.

A nitride spacer confines LOCOS oxide within a recess, limiting bird's beak spread and enabling smaller high-voltage MOS transistors.

Parasitic bipolar junctions, diode chains, and current sources divert ESD currents in RFMW transistor switches without adding harmful capacitance.

A boundary trench with a shared gate isolates IGBT and diode regions on one chip, cutting switching loss and improving short-circuit tolerance.

Direct CNT inkjet printing places nanotubes only at electrode gaps, cutting substrate noise and simplifying low-temperature FET array fabrication.

Opposed source-drain and gate prongs shrink CPP and track height while preserving compact, area-efficient semiconductor cell layouts.

Embedded bus bars combine current conduction and heat removal to shrink converter volume while supporting higher power density.

Mixed crystal epitaxy with staged Ge concentration strains the channel after dummy gate removal, boosting mobility while limiting crystal defects.

A stepped active layer uses a thicker light-absorbing center and thinner side regions to raise photocurrent while preserving gate control and low off-state current.

A dummy contact layer protects bottom source/drain regions during stacked FinFET processing, enabling reliable metal contacts after gate replacement.

3D nanopillars in the TFT active layer expand carrier injection area, cutting Schottky contact resistance and lowering threshold voltage.

A tapered fin bottom and height-varying Ge composition stiffen ultra-thin FinFET fins against bending while preserving gate control.

Metal-cut segmentation and dielectric-filled isolation trenches reduce voids in scaled metallization lines and improve via contact reliability.

Vertically stacked channel layers and width-tuned source/drain regions improve fine patterning while preserving electrical contact and device performance.

Limiting N-H bonds in the TFT buffer layer suppresses hydrogen pileup, leakage currents, and afterimages in display panels.

A symmetrical bipolar layout with a floating island and insulating layer enables bi-directional ESD conduction while maintaining high holding voltage.

Overlapping contact holes and a merged storage capacitor layout free pixel area for higher OLED luminance and resolution with fewer masks.

A shaped inner spacer improves source/drain-to-gate isolation in nano-sheet transistors while preserving feature integrity during scaling.

A stacked HGAA/VGAA SRAM cell improves read static noise margin while enabling tighter scaling through 3D transistor layout and patterning.

A dumbbell-shaped GAA nanowire channel uses cladding growth to boost current flow and reduce drain-induced barrier lowering in scaled transistors.

Layered dielectric trench filling in a FinFET fin cut reduces seams and voids, improving contact plug isolation and device yield.

A self-aligned inner spacer process uses selective etching and treatment to keep GAA channel lengths uniform and reduce leakage currents.

Distributing substrate-based transistors above and below stacked memory decks increases circuit area and eases routing within the same footprint.

Sidewall conductive layers create lower-resistance contacts that ease memory signal blockage and improve current transmission and read/write performance.

A central wide active region with peripheral fin regions reduces chip area and IR drop in IC power gating cells while improving efficiency.

A non-planar dual-gate trench TFT improves short-channel control while reducing parasitic gate capacitance and contact resistance in dense eDRAM.

Asymmetric hardmask caps, spacers, and trench etching overcome forksheet misalignment and enable arbitrary β between pFET and nFET.

An asymmetric gate around silicon support pillars cuts off-state leakage and GIDL while preserving strong gate control in scaled memory transistors.

A low-silicon crystal region near the gate insulator enables thin oxide semiconductor films with stable characteristics and lower parasitic capacitance.

Frontside gate contacts and backside source-drain contacts simplify stacked CMOS SRAM routing while lowering resistance and fabrication cost.

Alternating semiconductor layers are etched into directional sub-parts and gap-filled with dielectric to raise DRAM density without collapse.

Planar source and drain regions cut silicon-oxide interface area, reducing charge trapping and improving high-voltage transistor stability and lifetime.

Layered source/drain epitaxy in a stacked FinFET improves growth uniformity, impurity distribution, and short-channel control.

Local LOFIC reset transistors shorten reset and settling time in pixel cells, helping large arrays avoid banding while sustaining frame rate.

Cavity-guided lateral epitaxy cuts wide bandgap material use and process complexity in power semiconductor and MISFET fabrication.

An isolation and control circuit disconnects the E-fuse gate and drives external MOSFETs under reverse polarity to cut loss and speed protection.

Two field effect transistors share a common electrode and back gate to produce Gaussian I-V behavior for memory and machine learning.

A tri-layer barrier with silicon or aluminum traps fluorine in replacement metal gate FinFETs to prevent threshold voltage shifts.

A nested inner and outer seal ring uses redundant regions for circuits, enabling flexible chip interconnects without losing dicing protection.

A circular-electrode MISTD memory cell uses thin-insulator tunneling and deep depletion to cut power and extend charge retention.

Air gaps formed after contact plug creation reduce coupling capacitance, preserve gap volume, and help prevent gate-to-source/drain shorts.

A dummy-electrode oxide TFT structure cuts leakage current and stabilizes effective voltage for more reliable low-grayscale OLED driving.

An oxynitride passivation structure buffers FinFET fins from STI oxide to cut interface traps, lower leakage current, and improve carrier mobility.

A layered oxide-semiconductor and metal wiring structure stabilizes oxygen in TFTs, preserving initial characteristics while limiting insulating-layer defects.

Stacked metal oxide TFT layers transmit visible light through the pixel region, raising aperture ratio while lowering LCD power use.

Separate {100} and {110} nanosheet stacks let NFET and PFET use preferred crystal orientations, improving stacked CMOS electrical performance.

Annealing a germanium-based transforming layer into silicon fins improves fin shape control and voltage tuning without protective fin liners.

Projected source and drain electrodes plus an added insulating layer ease electric field concentration and cut gate overlap capacitance.

A fringeless gate and conductive gate cap let adjacent transistor circuits handle different voltages while preserving dense memory layouts.

A wraparound cylindrical channel around vertically stacked electrodes improves gate overlap, scaling, and on-current per device area.

Different RGB and RGBW cameras with separate fields of view improve HDR image quality by adapting bit depth and output speed to each mode.

A dielectric hydrogen barrier shields the TFT channel during BEOL annealing, preserving source-drain formation and transistor reliability.

Curved storage-electrode edges and pixel non-overlap help OLED displays avoid capacitor shorts from particles and uneven etching.

A frontside-backside diode layout cuts contact resistance and preserves diode function when IC power rails move to the backside.

Separate P-type and N-type well biasing enables neutral, forward, and reverse back bias to balance SOI transistor leakage and threshold control.

Region-specific polysilicon and oxide TFT structures improve s-factor, stabilize current driving, and reduce display defects.

Footed isolation structures with selective etching improve cut metal gate separation between fins, reducing transistor failures and yield loss.

Reducing gate-drain overlap in an oxide TFT pixel lowers data-line capacitance, cutting line noise while preserving transistor characteristics.