Transistor TRIZ Cases

Ion beam etching shapes the device isolation layer to cut LER and LWR in stacked-channel semiconductor structures.

A dual-gate III-V heterojunction FET links a second drain to the first gate to suppress drive-path noise and unwanted turn-on.

An intermediate gate-voltage step during deadtime reduces reverse-voltage losses in GaN HEMT half-bridges without sacrificing fast switching.

In-chamber HF/NH3/N2 cleaning followed by channel epitaxy suppresses Ge diffusion and oxygen contamination in FinFET fabrication.

A segmented gate insulator with tuned dielectric constants cuts TFT leakage while preserving driving range and display stability.

Separated conductive layers and wider insulating films confine charge between stacked cells, improving 3D memory retention.

A vertical field insulating layer protrusion reduces recess depth between NMOS and PMOS regions, easing source/drain contact formation and improving stability.

An additive metal gate flow uses hard-mask-protected deposition to tighten GAA gate endcaps and keep nanowire threshold voltages uniform.

A segmented gate stack with WFM and glue layers blocks La diffusion between adjacent FETs, stabilizing threshold voltage in dense ICs.

A sidewall single-crystallite channel on a non-planar substrate boosts carrier mobility for glass-based IC integration while lowering panel cost.

Dual voltage thresholds stabilize cold start switch timing in vibration energy harvesting, improving generated power utilization.

A stacked dual-gate and top-gate transistor layout suppresses hot carrier damage and leakage while enabling mixed transistor characteristics on one substrate.

Spin-on SiOC or SiOx dummy material enables selective Vt tuning in stacked GAA transistors while simplifying fabrication and preserving gate control.

Channel hot electron programming and hot hole erasing cut memory cell area and power by enabling low-voltage non-volatile operation.

Inclined via power rail sidewalls enlarge backside rail contact, lowering resistance and improving IC electrical reliability.

Offset active regions and dielectric pillars create backside power access in stacked nanosheet FETs while limiting interference at tighter scaling.

Backside source/drain contacts, insulating blockers, and channel separation structures cut contact capacitance while preserving electrical stability.

Different channel orientations and thicknesses help stacked MOSFET channels curb short-channel effects while improving carrier mobility and speed.

A carbon-doped APT layer in the well suppresses leakage below the bottom nanosheet in GAA MOSFETs while limiting dopant diffusion.

Different clock duty ratios in a display driver circuit cut signal distortion and delay while suppressing transistor degradation.

An oxygen-blocking dielectric cap shields FinFET metal gates during annealing, reducing oxidation and stabilizing threshold voltage.

Diffusion-layer width controls recessed source/drain epitaxy despite microloading, improving channel stress uniformity and reducing junction leakage.

A stacked vertical channel with a spacer cuts transistor footprint while enabling shorter channel lengths and high electrical performance.

Stacked insulating patterns, an interfacial layer, and a liner prevent isolation voids and oxygen or carbon diffusion into channel patterns.

A backside power network uses through electrodes and a base insulation layer to simplify semiconductor fabrication while cutting cost.

High-k backside MIM capacitors increase charge density to stabilize semiconductor power and ground lines without consuming large capacitor area.

Self-timed trigger and bypass blocks charge bootstrap capacitors without diode-stack voltage loss, cutting delay and converter power loss.

A shared capacitor electrode doubles as the TFT gate, cutting display layout area and thickness while preserving electrical connectivity.

A 2D semiconductor channel integrated in a metal nitride layer helps limit mobility loss and short-channel effects in scaled devices.

Vertically stacked channel patterns raise logic cell density while preserving MOSFET electrical properties and widening metal-layer process margins.

A hybrid dielectric layer improves via-jumper contact, cuts void defects, and stabilizes IC power delivery efficiency.

Patterned long and short gate isolation openings curb leakage at scaled pitch while avoiding photoresist peeling during FinFET and GAA fabrication.

A double-film inner spacer uses two materials to control nanosheet spacer thickness more precisely and improve semiconductor reliability.

A multilayer blocking dielectric separates gate segments to improve MOSFET insulation, threshold voltage control, and scaling reliability.

In-situ plasma deactivates Mg in selected p-GaN gates, enabling monolithic normally-on/off HEMTs while avoiding sheet resistance rise and surface damage.

Voltage across stray inductances is measured during switching to balance current sharing in parallel power modules and cut switching losses.

Different metal silicide ratios in NMOS and PMOS contact plugs cut source/drain contact resistance while keeping a unified process.

Continuous active regions with L- and U-shape abutments improve SiGe PFET performance in standard cell layouts by limiting local layout effects.

A bootstrapped feedback network lets unipolar n-type TFT logic gates achieve full output swing while cutting static leakage current and footprint.

A recessed STI and shorter protruding fin structure limits FinFET bending, removes gate-stack residue, and prevents electrical shorts.

Uniform gate stacks at standard cell boundaries enable tighter abutment, reducing IC area, fabrication complexity, and defect risk.

A negative gate off-bias blocks unintended turn-on, then steps toward a less negative level to cut losses before turn-on.

Selective work function and metal fill layers cut GAA gate resistance while limiting threshold voltage shifts in p- and n-type regions.

Oblique gate-end surfaces and branched contact electrodes increase gate-contact spacing, reducing shorts and easing sacrificial material removal.

Asymmetric gate oxide thickness near isolation edges reduces carrier trapping while preserving channel current in image sensor transistors.

A temperature-tracking resistor circuit enables fast MOSFET overcurrent cutoff without current calculation delays in vehicle power supply control.

Cyclic etching and passivation prevent lateral over etching near high-k dielectric features, improving replacement gate filling and channel control.

Varying dopant concentrations and a CAAC oxide channel suppress short-channel effects and stabilize threshold voltage in scaled transistors.

A butted body tie in SOI transistors suppresses floating body effects while limiting parasitic capacitance and preserving on-state performance.

A self-aligned polysilicon-oxide-nitride flow forms thick SiC trench bottom oxide while limiting sidewall oxidation and simplifying lithography.