Transistor TRIZ Cases

A thin film transistor uses a conductive wire grid on the active layer to boost on-state current without widening the device footprint.

Sacrificial layer removal creates air gaps between adjacent bit lines to reduce electrical interference during device miniaturization.

A through substrate diode manages the electric field across a buried oxide layer in an extended drain MOS transistor.

A semiconductor device uses a multi-channel oxide structure to control threshold voltage via side and top electric fields.

Low-temperature anneal below 600C preserves carbon atoms in substitutional states, maintaining tensile strain for NFET performance.

Hole-through gate insulator structure increases storage capacitor capacitance, maintaining aperture ratio despite shrinking pixel regions.

A gate tunable metal-insulator-metal tunnel diode uses a suspended graphene electrode to modulate threshold voltage via an external electric field.

Asymmetric impurity concentrations in SRAM halo regions reduce mask count while improving read and write margins.

A dual metal source drain contact structure combines tungsten and copper layers to reduce electrical resistance in semiconductor devices.

Segmenting protection into series and parallel circuits reduces junction capacitance while maintaining EOS handling capability.

Ion implantation from the polished rear surface creates buried diffusion layers, eliminating thick epitaxial layers and reducing manufacturing costs.

A voltage limiting circuit restricts switch voltage across a controllable switch, reducing component costs while preventing damage from noise voltages.

A junction field effect transistor manages electrostatic discharge energy through resistive conduction.

An amorphous oxide semiconductor transistor uses controlled In-Ga-Zn-H composition to boost field effect mobility.

Integrating oxide semiconductor and photoelectric conversion layers within pixel areas enables touch sensing without adding separate panel thickness.

A wraparound arcuate control gate restores controllability and widens the memory cell window by mitigating short channel effects in scaled 60 nm devices.

A bootstrap switch circuit protects digital I/O terminals using an NMOS pass-device controlled by the output driver.

A unitary isolation pillar forms a metal discontinuity that prevents overetching and improves mask edge placement accuracy for adjacent FETs.

A thin film transistor uses a segmented oxide semiconductor layer to shorten the effective electrical channel length.

A silicon carbide semiconductor device uses a segmented cell structure to manage source-drain current flow.

Vertical conductive structures fill trenches within nested semiconductor wells to increase capacitive value per unit area while reducing leakage current.

Segmenting impurity regions prevents potential well formation during charge transfer, ensuring reliable operation in solid-state imaging devices.

A GaN circuit uses a sensor and input generator to dynamically control gate voltage based on component characteristics.

A self-biased varactor capacitor adjusts capacitance based on floating diffusion voltage to support multi-clocking in image sensors.

Anisotropic source regions extend from body areas to increase perimeter and output current in power MOS transistor units.

Plasma treatment deposits oxygen or halogen cations into oxide semiconductor layers, suppressing hydrogen movement and stabilizing normally-off characteristics.

Large-angle dopant implantation defines LDMOS source regions using gate sidewalls, bypassing photo-masking limits to reduce alignment errors.

Integrating a Zener diode with a depletion-mode transistor simplifies semiconductor startup circuits by reducing component count and power loss.

Titanium nitride intermediary template ensures precise metal alignment, preventing gap formation during trench fabrication.

Metallizations interconnect doped zones through the substrate to lower base resistances, limiting latch-on current and preventing destructive inrush currents.

Series body-contacted FET elements divide RF signals across multiple stages to lower individual capacitance and improve linearity.

Segmented low dielectric isolation layers minimize water absorption and impedance in compound semiconductor integrated circuits.

Protruding semiconductor portions spaced from channel boundaries absorb bending deformation to maintain stable electrical conductivity in flexible electronics.

A fault tolerant switch integrates a parallel clamp circuit with diodes and FETs to prevent junction damage during electrostatic discharge.

Modified N-EDSCR device uses a counter pocket source region to increase triggering current and snapback holding voltage for stable multi-finger operation.

A charge depleting dielectric layer under the gate shifts the threshold voltage positive, preventing accidental turn-on and device damage at zero gate voltage.

A push-pull laser driver architecture modulates current through complementary high and low side stages to enhance trans-conductance.

Dielectric gate plugs reduce Vt variability and enhance interconnect pitch while maintaining short channel control.

Self-aligned insulating spacers define openings for sacrificial laminate removal, reducing reticle count and resolving lithography resolution limits.

A high electron mobility transistor channel layer incorporates an ion-implanted high resistivity region to enhance voltage handling.

Vertical bridge channels fill gate recesses to provide stable electrical connections without compromising device height or requiring back-etching.

Intentional defects at the p-n junction lower leakage resistance to stabilize backbias voltage during AC operation.

Segmented p-type and n-type buried layers isolate the HVNMOS device, preventing leakage current under negative source-to-substrate voltages.

Multiple current channels in an LDMOS transistor reduce peak electric field stress while maintaining high voltage capability across a smaller chip footprint.

Three-dimensional stacked FETs with common routing tracks alleviate interconnection complexity while increasing device density.

A conductive adhesion layer prevents electrode oxidation during contact formation, reducing contact resistance and barrier height.

A semiconductor memory cell uses a trench isolation structure to form a sidewall capacitor on the transistor substrate.

Chemically substituted BiFeO3 gate oxides enable tunable leakage control, addressing hafnium material constraints at sub-10 nm nodes.

Shared floating diffusion nodes store reset and exposure charges simultaneously, eliminating separate circuit paths that cause light-induced signal distortion.

Shared transistors in a quantum dot image sensor reduce manufacturing complexity while maintaining spatial resolution through vertical stacking.

Deleting power-feeding plugs near signaling lines prevents noise interference, enabling chip miniaturization without degrading circuit reliability.

An oxide semiconductor transistor in a data holding portion reduces charge variation and improves rewrite reliability compared to ferroelectric elements.

Graded germanium channels and metal gate architectures reduce negative bias temperature instability in pFETs.

An intermediary pn junction diode in a SiC MOS device prevents hole injection into the epitaxial layer, eliminating energy loss and bipolar degradation.

All-around source/drain contacts encapsulate nanosheet epitaxy structures, reducing contact resistance while maintaining a compact footprint.

A memory cell uses Vt-modifiable transistors paired with a differential sense amplifier to store data via threshold voltage shifts.

A semiconductor memory device incorporates a decoupling capacitor array arranged overlying a one-time programmable device to optimize chip design.

Segmenting the silicon-controlled rectifier from the voltage clamp allows independent scaling of reverse breakdown and snap-back voltages.

A parallel transistor circuit manages in-rush currents and short circuits using a comparator to switch between pass and small transistors, reducing die area.

A metal oxide layer forms channel, source, and drain electrodes via one-time patterning.

Segmented lightly-doped drain regions modulate horizontal electric field intensity in LTPS array substrates.

A nanosheet transistor uses a sacrificial layer to define contact thickness and replace excess material with filler dielectric.

A double well ESD device uses spaced heavily doped regions to create a shorter current path.

Epitaxial SiGe or SiC growth on asymmetric fin source-drain portions creates localized channel strain.

High-k dielectric fin liners enable single low-k gate spacers, eliminating silicon nitride caps that increase parasitic capacitance and reduce switching speed.

A semiconductor liner with a protrusion portion contacts the fin-type active area side wall.

Active pillars fully depleted in equilibrium prevent leakage current, improving the signal-to-noise ratio despite reduced floating diffusion area.

A vertical metal resistor structure integrates between gate spacers to optimize space utilization in semiconductor devices.

A 3D semiconductor device uses tungsten vias to create high-density interconnects between stacked transistor levels.

An inclined gate side wall suppresses short channel effects while maintaining high integration density in multi-gate transistors.

A cup-shaped lower electrode with a high-k top supporting layer increases capacitor area and mechanical strength.

A trench MOS transistor and boost controller integrate on a single semiconductor substrate to reduce physical space in power circuits.

Segmented SiGe layers with graded germanium content resolve lattice mismatches, suppressing short channel effects and leakage currents.

HF cleaning and laser heating control grain boundary protrusions below 3 nm to prevent electric field concentration.

Segmented gate insulation layers enable simultaneous integration of high-voltage and high-performance transistors, reducing manufacturing complexity.

Stacked bidirectional and unidirectional ESD protection circuitry increases triggering voltage while reducing die area consumption.

A thin film transistor array panel incorporates nano particles within the semiconductor layer to control carrier supply and maintain electrical stability.

An RC circuit filters high-frequency noise to prevent false triggers while delaying shoot-through current rise for reliable protection.

Selective charge-trapping islands in a lateral recess reduce horizontal area occupation while maintaining vertical thickness for flash memory arrays.

A three-dimensional semiconductor memory device uses a vertical stack structure with penetrating gate electrodes and insulating layers to support data storage elements.

A display apparatus uses multiple data lines at different heights to increase spacing between pixel elements.

A silicon controlled rectifier uses segmented doped regions to control breakdown voltage and snapback characteristics.

Stacked silicon oxynitride layers protect oxide semiconductor interfaces from electrostatic discharge damage.

Vertical drift wells in self-aligned body transistors lower Rdson while maintaining high breakdown voltage.

A noncrystalline metal oxide support unit contacts electrode sidewalls to maintain perpendicular orientation during fabrication.

A semiconductor structure integrates SCR and NPN regions to form efficient electrostatic discharge current paths.

A back gate single-crystal thin film transistor uses controlled spalling to expose the semiconductor surface for source and drain formation.

IO circuitry decouples receiver nodes and applies negative voltages to transmitter terminals, preventing transistor damage during power factor correction.

Varying insulating layer thickness under front and back gates controls beta ratio and read margin, resolving exposure quality deterioration at decreasing pitch.

Stacked nanowire transistors improve RF linearity by maintaining flat transconductance despite mobility degradation.

A segmented mask pattern enables linear conductivity grading in LDMOSFET drain drift regions.

A segmented inter-level dielectric layer reduces parasitic capacitance through non-interconnected holes filled with low-k material.

An electrically floating barrier region in the active cell constrains voltage swing to reduce switching losses across varying temperatures.

Segmented gate conductors balance barrier protection and conductivity, reducing resistance without extra masks.

A multi-gate semiconductor device uses a conformal barrier layer between metal gate stacks and the gate dielectric to enable simultaneous etching of channels with different lengths.

Segmented fins prevent dopant up-diffusion into active channels, maintaining electrostatic control during nanosheet fabrication.

A contact structure for NAND memory devices uses a trench formation to expose conducting layers in a horizontal plane.