Solid-State Devices TRIZ Cases

Carrier wafer reconstitution places singulated μLED dice on larger CMOS wafers, avoiding direct bonding of dissimilar wafer sizes and extra handle wafers.

Leaker devices discharge excess bottom-electrode charge to the cell plate, reducing FeRAM read disturb errors while improving process consistency.

Selective silicon deposition fills voids in lower string contacts to improve channel-to-conductor coupling while limiting etching encroachment.

Comparing row control signal timing before and after the pixel array reveals stacked substrate connection failures in vehicle imaging sensors.

Hybrid contrast and phase-difference focus detection adds AF data to image output to reduce exposure-to-focus time lag without losing accuracy.

Conformal phase-change deposition around a liner cuts contact resistance and speeds phase transitions in low-current memory cells.

Shared floating diffusion and split readout paths capture high- and low-sensitivity signals for HDR and parallax imaging with less memory and power.

Elongated through holes and staged resin filling strengthen LED package bonding while keeping conductive pattern resistance low.

Segmented openings across insulating layers create a vertical outgassing path that prevents layer lifting in dense light-emitting display wiring.

A reflector, side light blocking, and curved dam improve backlight uniformity in thin LCDs while preserving local dimming.

Stacked conductive connection layers cut resistance between common electrodes and lines, reducing voltage differences and improving display uniformity.

Spaced light-shading blocks and substrate bumps disperse bending stress while simplifying flexible array substrate manufacturing.

A one-side color coating on solar module ribbons improves appearance while limiting shading, contamination, and energy loss.

An asymmetric magnetoresistance layer boosts MTJ readout signal and signal-to-noise ratio without relying on slower self-referenced reads.

A recessed peripheral interface scatters stray light and limits flare and ghosting while helping prevent adhesive bleed near effective pixels.

A multilayer display electrode case shows how contacting only the Mo-based first layer limits galvanic corrosion and preserves signal reliability.

Opposite-oriented light-emitting elements use insulative gap filling to improve emission efficiency, surface quality, and short-circuit protection.

Shared transparent and reflective electrodes improve current spreading, rod integration, and light extraction in core-shell LED arrays.

A light conversion layer that extends over the light-blocking wall prevents black borders while keeping display brightness uniform.

A Ge-N second layer raises OTS crystallization temperature above 550°C, enabling stable 3D cross-point memory switching after high-heat processing.

Separate color wafers are stacked onto a CMOS backplane to replace combiner optics, cutting display volume and enabling compact high-resolution output.

Partitioned quantum dot composites improve wavelength conversion, absorption, and color purity for high-definition micro-LED displays.

By setting PMOS and NMOS substrate bias within built-in-potential limits, this SOI case cuts power use without degrading radiation tolerance.

A dielectric-shielded touch pixel with TFT readout cuts parasitic capacitance and noise, enabling higher-resolution sensing over larger areas.

A vertically overlapped light sensor enables in-display biometric recognition while preserving OLED aperture ratio, panel thinness, and display quality.

A thin nanostructured reflector redirects near-perpendicular LED light to cut cavity bounces, absorption loss, and reflector thickness.

Multiple etched capacitive holes form a triangular support layout that prevents DRAM capacitor collapse while preserving capacitance during scaling.

Vertical current through an SO active layer switches surrounding magnetic junctions with less wasted spin current, smaller footprint, and faster writes.

Blocked pixels isolate intrinsic noise in photon-counting LiDAR arrays, enabling real-time crosstalk compensation and cleaner range sensing.

Low-adhesion separation layers enable mechanical transfer of thick transparent capacitor stacks with buried electrodes while avoiding substrate heat damage.

A superlattice with band-gap-engineered layers improves electron blocking and recombination, sustaining LED light output at high current.

An auxiliary electrode feeds constant voltage to multiple sub-pixels, cutting line resistance and improving brightness uniformity.

Pre-annealing the electrode-insulator-metal oxide stack improves oxide crystallinity while preventing second-electrode swelling and peeling.

Alternating N-well and P-well regions let a standard cell raise drive current and operating speed without relying on a wider cell area.

A multilayer Al, TiNx, and Ti conductive line stack cuts etch residue while preventing hillocks in high-resolution display fabrication.

Asymmetric assembly voltage self-mounts ultra-small LEDs onto electrodes, reducing shorts and improving DC luminance and light extraction.

Backside-formed buried deep trenches with epitaxial doping block pixel crosstalk and create reproducible drift fields without using surface area.

A coplanar stacked chip layout keeps a pellet-check region available after bonding, enabling evaluation without enlarging the final imaging chip.

A carbon-polymer and silicon-oxide bilayer enables selective plasma etching around 3D LEDs, forming cavities without flattening or damage.

A conformal sidewall PCM layer localizes heat and lowers reset current while enabling more predictable resistance tuning in memory cells.

Region-specific light-transmitting holes in the light-shielding layer balance light collection and display uniformity across the panel.

GaN micro-LEDs with color conversion and micro-lenses cut power use while boosting brightness and reducing optical crosstalk.

Different lower electrode heights and region-specific etching improve dielectric uniformity and capacitance across central and edge areas.

Vertical separation of the quenching resistor from the APD surface cuts electrostatic noise and timing jitter in dense photoelectric pixels.

Conductive vias formed in a dielectric trench couple stacked dies without TSV complexity, reducing thickness while improving yield and bandwidth.

Precipitated doped polymer nanoparticles form printable functional layers with tunable conductivity and work function for stable charge extraction.

A low-transmission trench layer blocks and reflects stray radiation between photodetectors, reducing crosstalk and improving image sensor SNR.

A higher-transmittance subpixel region above embedded components removes camera holes while maintaining full-screen display continuity.

A low-laser-absorption coating shields the mask base during patterning, improving precision, durability, and cost control for large-area displays.

A planar waveguide filter uses refractive-index contrast to guide light onto photodetectors, reducing microlens diffraction loss in scaled CMOS sensors.