Semiconductor Laser Arrangements TRIZ Cases

A diode laser assembly employs a plastic-deformable metallic layer to compensate for unevenness and reduce mechanical stress during installation.

Dichroic mirrors merge narrow-band beams to resolve the trade-off between high brightness and broad spectral bandwidth.

An asymmetric submount reduces thermal stress by matching expansion coefficients, preventing warpage and reliability loss in semiconductor devices.

A laser arrangement uses localized optical structures to redirect light from a laser array into an irregular pattern of apparent emission points.

Segmented pump and emission regions in a single semiconductor body generate green laser light laterally, avoiding inefficient nonlinear crystals.

Spatially varying gain peaks from quantum well intermixing increase bandwidth density without complex packaging.

Segmenting single laser sources into multiple MEMS-tunable vertical cavity lasers overcomes mechanical resonance limits to enhance imaging speed and resolution.

Closed-loop oscillator eliminates electric filter to resolve tuning speed and phase noise trade-offs.

A laser light source device uses a sub-mount substrate and insulation plate to route power feed paths via metal wires.

Aluminum oxide distributed Bragg reflectors in a VCSEL reduce absorption losses and layer count, lowering production costs.

Silicon carbide submounts use thick gold or copper contact layers to dissipate heat from laser diodes.

Thermoelectric cooling blocks lower the contact window temperature to reduce patient pain while maintaining high output power for effective hair removal.

Current dithering smooths near-field light intensity peaks to reduce time-averaged local intensity and prevent catastrophic end facet damage.

Flip-chip solder reflow on a transparent interposer self-aligns low aspect ratio optoelectronic devices, reducing beam pointing errors in optical sockets.

A structured beam generation device shapes laser light using polarization prisms and phase modulators to create parallel ring-shaped beams.

A machine learning apparatus predicts laser diode remaining life using driving current and environmental data.

A multi-channel transmitter optical subassembly uses a shared heating device to uniformly heat an array of lasers.

A pulsed laser diode driver circuit uses a dedicated pre-charge path to rapidly deliver current pulses.

Variable emitter counts maintain fixed step height for heat removal while tilted beams optimize coupling efficiency.

Segmented VCSEL arrays with integrated microlenses reduce parasitic impedance and thermal interference to enable high-frequency modulation.

A keyed optical component assembly uses an asymmetric base to ensure proper orientation during press-fit coupling.

A semiconductor laser light source device incorporates a heat dissipation member on the emission side to manage thermal energy while maintaining optical path integrity.

A light source module uses an intermediary adhesive layer to stabilize thermal expansion between the radiator and light-emitting elements.

A calculation device adjusts power supply to laser modules based on machining conditions.

A hermetic optical module package maintains internal moisture below 3000 ppm to protect laser diode emission faces from resin curing adhesive contaminants.

Hollow regions in intermediate layers redirect current flow to reference planes, reducing impedance discontinuity points and improving signal integrity.

A scanning optical device uses photo-curable resin to fix coupling lenses on a single holder side.

Direct substrate contact pads eliminate wire bonding, reducing form factor and improving assembly yields.

Parallel cooling portion flow paths maintain uniform temperatures across laser diode modules by equalizing pressure loss in the cooling plate.

Segmented laser diode bars create a focused elliptical beam to resolve the trade-off between long-range intensity and precise illumination area.

A floating potential cooling plate prevents electrochemical corrosion in semiconductor laser devices.

Offset liquid cooling channels remove heat from densely packed laser diodes, enabling maximum beam combination with minimal étendue.

Varying collimation lengths and curvatures across diode arrays reduces incident angles, improving coupling efficiency into the optical fiber.

A laser beam-combining optical device uses a reflective element to adjust the optical axis of semiconductor laser arrays for single-point focusing.

A laser assembly integrates a tubular cooling jacket with composite cladding to manage heat and confine pump radiation efficiently.

Spontaneous emission from the first light source drives the second active region, eliminating heat-generating dopants and reducing drive voltage.

Moving the phosphor region relative to the illumination spot prevents degradation, extending lifetime while enabling high-rate brightness modulation.

A GaN transistor electronic device aligns laser diode metallizations to minimize parasitic inductances below 0.1 nH.

Temperature sensors on cooling members enable indirect heat-generating part monitoring, avoiding costly flowmeters and reducing device complexity.

A mirror member with multiple reflection surfaces converts excitation light into a divergent pattern for efficient fluorescent emission.

A partially reflecting mirror with wavelength-dependent reflectance aligns optical axes and controls feedback in multi-emitter laser devices.

A light source device uses a connecting layer to join substrate and side wall portions for stable structural integrity.

A light source device integrates a light sensor and driving unit to control emission based on detected signal light.

Reflectors guide parallel diode laser beams out of the emission plane to resolve asymmetric beam divergence and improve optical efficiency.

Parallel sub-switching regulators drive independent light-emitting element rows, maintaining operation continuity when individual elements fail.