Semiconductor Devices TRIZ Cases

An Al-AlNi intermediate layer reduces contact resistance at the electrode interface of nitride semiconductor devices.

A conductive field plate electrically shorted to the source electrode reduces the gate-to-drain voltage in III-Nitride semiconductor devices.

Replacing InGaAs with ZnO n-type layers cuts leakage current by two orders of magnitude despite lattice mismatch defects.

Differentiating stabilizer contact at corners prevents exfoliation while maintaining high reflectivity for improved light output.

A reliability enhancement layer sits between the active and electron injection layers in a nitride semiconductor light emitting device.

Segmenting sealing films into inner and outer layers resolves stretchability trade-offs to prevent voids in optical devices.

Stressed films within trench gates enhance carrier mobility, reducing on-resistance by 5% to 30% without complex lithography.

Lattice spacing differences apply strain to boost channel mobility and reduce ON resistance.

Segmenting the drift region with embedded wells creates parallel channels that improve breakdown voltage and reduce on-resistance.

A drain-extended transistor uses a highly doped drift surface layer to distribute the electric field across the device structure.

A germanium-tin nanobem light-emitting diode directs optical signals through a segmented waveguide structure.

Asymmetric metal layer edge ratios optimize potential distribution, maintaining high breakdown voltage and reliability under high temperature reverse bias.

A semiconductor light emitting device incorporates a reflective metal layer within conductive vias and trenches to direct ultraviolet light.

A semiconductor power rectifier design featuring pilot regions and stripe-shaped emitter regions to enable simultaneous switching of p-n junctions.

Segmented buffer doping improves cosmic radiation robustness while maintaining low specific on-state resistance.

Asymmetric barrier layers optimize charge carrier injection in optoelectronic components, reducing absorption by unpumped quantum films.

Three-dimensional sidewall features on thick metal layers anchor insulating materials to prevent cracking during substrate removal and dicing.

Segmented quantum dot structures within piezoelectric nanowires reduce threading dislocation losses, enhancing deep ultraviolet emission intensity.

A semiconductor device couples a field electrode structure to a complementary doping region within the drift layer.

Segmented paraboloid sections align with the extended LED chip to narrow the light exiting angle without increasing device volume.

A p-type AlGaN heterostructure incorporates sheets of positive charge via silicon delta doping to enhance dopant activation and electrical conductivity.

Vertical fin structures in bipolar junction transistors increase emitter contact area, reducing series resistance and base leakage current for CMOS integration.

Roughening the n-GaN layer and adding an intermediary transparent film resolves the trade-off between current diffusion and optical transparency.

Sequential epitaxial growth creates a roughened LED surface, eliminating wet etching steps and reducing process complexity.

A UV-cured elastomeric spacer seals the cavity around an optoelectronic semiconductor chip during encapsulation.

Thick insulating film redirects high voltage stress to secondary body portion, preventing gate breakdown and property variations.

A SiC power MOSFET unit cell integrates a p-well trench to form hybrid channels on vertical side walls and horizontal planes.

A T-type gate electrode with segmented foot and head portions minimizes parasitic capacitance while maintaining low resistance current paths.

Conformal blocking oxide liners isolate control gates from floating gates, reducing cell-to-cell interference while maintaining high chip density.

Dummy gates isolate counter doped regions from gate structures, reducing hot carrier injection and junction leakage while maintaining device reliability.

Graded silicon-germanium buffers transition lattice constants between silicon and III-V materials, reducing defects in replacement fins.

Co-doping the highly resistive gallium nitride layer with carbon and silicon reduces current collapse ratios while maintaining low leakage current.

A semiconductor light-emitting device uses segmented current blocking layers to distribute electrical flow evenly across the epitaxial structure.

A semiconductor device incorporates a high-concentration p-type layer between gate electrodes to lower parasitic resistance.

A confining layer on a semiconductor substrate confines impurity ions diffused from the substrate to prevent contamination of an epitaxial silicon channel region.

Alternating dielectric layers on the mount surface redirect unconverted light, resolving absorption losses that reduce brightness.

Composite metal layers resolve coverage gaps to boost brightness while managing internal stress.

A decomposition stop layer with varying aluminum content blocks reactive metal ion migration in semiconductor structures.

A FinFET gate electrode with a sloped bottom portion reduces bottom proximity, resolving uniformity degradation from vertical structures.

Graded n-type InGaAs optical filtering films compensate for wavelength-dependent response variations across the 1.3 to 2.5 micrometer range.

Selective etching removes the dimple structure from trench gates to reduce total gate charge and improve switching efficiency.

Local gate insulator thickness variation differentiates MOSFET turn-on timing, reducing di/dt electrical noise while maintaining low on-resistance.

A normally-off JFET incorporates a floating semiconductor region to store minority charge carriers and deplete the channel.

Graded epitaxial expansion layers resolve the blocking strength versus forward conductivity trade-off in n-trench MOSFETs.

High-resistance bodies with openings in conductive films resolve refraction losses and non-uniform emission.

A wider single-crystal portion connects GaN and InGaN layers in microwire optoelectronic devices.

Segmented doped regions with recess and protruded portions adjust electric fields to increase common-emitter current gain and breakdown voltage simultaneously.

A p-channel MOSFET shorts the NPN base-emitter junction to enable turn-off.

A vertical GaN MISFET uses a trench electrode with distinct conductive materials for P-type and N-type layers to establish ohmic contact.