Coupling Light Guides TRIZ Cases

Monolithic optical adaptor structures define horizontal and vertical reference surfaces to resolve positioning errors between photonic chips and waveguides.

Pulsed laser heating with controlled rotation expands the core of polarization-maintaining optical fibre.

A dichroic element with non-parallel reflectors merges light beams to reduce device complexity and manufacturing costs.

A lateral germanium PIN photodiode structure with parallel doping fronts and silicon extensions.

End-face grooves capture contaminants from guide pins, preventing deposition in the connection gap and reducing signal loss.

A light-coupling device uses an optical waveguide element to redirect horizontal beams vertically into a fiber array connector.

Alternating waveguide sections create mode mismatch to remove high-order modes without increasing element length.

Segmenting the measurement path avoids photodarkening errors in short wavelength visible light monitoring while maintaining compact device dimensions.

A miniature mechanical transfer optical coupler uses beam splitting elements and collimating lenses to connect multiple fiber ribbons.

Grating couplers measure light transmittance through detection waveguides to identify wafer flaws before chip separation.

A lens element with an integrated mirror attaches to a substrate using UV curable adhesive for optical signal transmission.

Cascaded interleaver stages with ceramic sleeves counteract thermal drift to reduce cross-talk and insertion loss.

Angular channel segmentation directs light fields to specific eye positions, resolving the trade-off between multi-focal capability and device volume.

Movable connecting portion between anchoring fixture and connector body prevents local stress concentration during installation.

A light guide plate with a protruding second part directs optical signals to an integrated sensor.

Rotatable connector assemblies in a duplex fiber optic adapter reverse polarity without manual re-termination, reducing installation time and human error.

Nesting a curved shutter inside the front cover resolves worker injury risks from metal protrusions and reduces component complexity.

Offset latch creates counter-moment to prevent tilting and ensure even force distribution on the ferrule.

A welding assembly couples a transmitter optical subassembly module to an optical housing using a mechanical grabber and alignment member.

Sealing the optical fiber tip prevents foreign matter adhesion that causes breakage in dusty environments.

Dynamic wavefront modulation via a deformable mirror varies beam quality without swapping fragile optical components, reducing alignment time and damage risk.

Segmented adapter sleeves protect internal connectors from moisture while enabling secure mating of identical plugs.

A duplex mechanical fiber switch uses a slider assembly to align fibers, resolving the trade-off between low insertion loss and high manufacturing precision.

A mechanical splice connector assembly terminates hardened optical fibers using a stub fiber and actuating components for field installation.

Waveguides collect ambient light to detect finger position, eliminating mechanical wear and reducing power consumption in mobile interfaces.

Indefinite electromagnetic medium converts evanescent waves to propagating waves, enabling resolution beyond the diffraction limit.

A refractive index change region reduces insertion loss while maintaining compact circuit size.

Angled teeth and roof section engage mounting walls to resolve installation complexity while maintaining structural stability.

A dual-output coherent transceiver configuration doubles optical power using polarization beam splitters and 90-degree hybrids.

Segmented adiabatic tapers adjust mode volume across vertical dimensions, resolving coupling loss from high-index-contrast waveguide mismatch.

Embedding a waveguide adapter in the insulation layer enables high-temperature fabrication without damaging heat-sensitive surface components.

Movable prisms replace mechanical lead screws to eliminate hysteresis errors in laser positioning systems.

A lens matches mode diameters to reduce coupling loss between silicon waveguides and optical fibers.

A ferrule-side microlens array uses shape-varying light adjustment units to collimate optical signals from diverse fibers.

Independent defocus adjustment in a three-lens system maintains stable optical power and high-frequency performance for multi-lane transmitters.

A duplex fiber optic connector assembly enables in-situ polarity reversal by rotating individual connectors within a shared housing.

An integrated mode converter bridges silicon photonics chips and optical fibers, reducing coupling loss while simplifying assembly.

A transparent film with matched refractive index prevents contamination and minimizes coupling loss at fiber interfaces.

Mass fusion splicing joins optical fibers between separate workpieces, reducing manufacturing time and defects in WDM cassettes.

Integrating an elastic shutter member into the adapter housing blocks laser exposure while eliminating separate protective caps.

Segmented locking structures and a separate key ensure security while simplifying manufacturing complexity.

An arc-shaped contact end eliminates air gaps in a transmitter optical sub-assembly, reducing end face reflection and signal attenuation.

An actuator-driven heatsink moves during pluggable module insertion to maintain thermal interface material integrity and eliminate air shield effects.

Maintaining the protection cap on the ferrule during housing assembly prevents fiber breakage from pulling or twisting, improving workability.

Multi-layer monolithic fiber optic alignment structures use spring elements to force inserted fibers into precise passive positions.

A waveguide antenna uses a metamaterial core with laterally separated radiative elements to control effective refractive index and radiation strength.

A stellate beam splitter concentrates light from a planar source into radial arms using total internal reflection.