Projectors TRIZ Cases

A cover member supports rotating gears in a projector light adjuster to reduce dust adhesion and noise.

Silicate binder resolves thermal instability trade-offs in high-power laser projection systems.

A domed screen structure uses nested flexible shells and gas pressure to create a protective outer cavity.

A LAN cable connects a projection-type display apparatus to an opening and closing control device.

An asymmetric curvature tilt correction plate compensates for defocus and field curvature induced by inclined optical axes.

Segmented laser devices and a fly-eye lens reduce speckle effects while minimizing the volume of the projection apparatus.

A bonded lens assembly with an integrated half mirror folds the optical path to reduce device thickness.

A projection apparatus positions power supply and drive circuit boards at different heights to create a vertical air flow path for component cooling.

Offset intersecting planes in retro-reflective screen elements reduce optical cross-talk and ghosting effects for large glasses-free 3D viewing.

Segmented fan assembly directs airflow to high-temperature zones of the black-coated prism, resolving uneven heat distribution in projectors.

A processor-controlled cooling fan switches revolution speed modes based on temperature detection values to manage projector heat.

Segmented optical wheels prevent red light loss by separating wavelengths, boosting luminous efficiency in projector systems.

Sensor feedback adjusts projection parameters in real time to maintain image stability despite handheld device vibrations.

An imaging module uses an actuator-driven optical element to reduce rear focus distance.

Segmented airflow channels stabilize light-source temperature across mounting orientations.

Scattering layer with sub-wavelength particles directs fluorescence backward via Rayleigh scattering to boost reflected light intensity.

Segmented lens barrel mechanisms align optical groups to suppress aberration and enhance resolution performance.

A compact alignment module uses polarization states and double transformations to achieve light splitting and mixing functions.

A polarization conversion element uses ultraviolet-curing resin adhesive to bond light transmitting substrates.

Specific f2/f1 ratio resolves compact design contradictions by eliminating dark edges and improving uniform energy transmission.

Segmented mirror tiles adjust reflection vectors to resolve the contradiction between high-resolution image precision and device complexity.

Opposing lens array plates on a high-rigidity support reduce warpage to improve image resolution.

Ceramic substrates with separated colloidal bosses resolve the contradiction between high thermal conductivity and mechanical brittleness in phosphor wheels.

Multi-axis actuators maintain screen contact to eliminate speckle artifacts without creating visible dimples.

A projection lens structure uses a plastic aspheric meniscus lens in the first group to manage focal length and dioptric values across four optical groups.

Sequential sub-pattern projection resolves coordinate overlap on curved surfaces, enabling precise self-adaptive image correction.

A tin oxide joining reinforcing layer suppresses copper atom diffusion to increase joining strength between the copper base and wavelength converter.

A biaxially-tilted digital micro mirror device projector uses a two-group lens set to transmit incident light without a TIR prism.

Segmenting the conduction member reduces substrate gap variations caused by spherical conductor protrusions, improving display quality.

A display system projects a second image onto a reflective surface with geometric patterns to superimpose dynamic light effects.

Heat pipes transfer thermal energy from the DMD module to overlapping fins that block scattered light leakage while maintaining airflow.

Partitioned housing directs cooling fluid flow to reduce heat density in high-brightness projection lamps.

A scanning projector employs multiple color light sources to project parallel beams across different screen positions.

Segmented foil channels create intersecting airflow paths that cool the color wheel while preventing dust accumulation in projection displays.

Lens surface parameters offset ghost focal depth to suppress image quality deterioration caused by internal reflections.

A projector system superimposes color images to reveal position misregistration for visual alignment.

Trapped particles emit light via beam stimulation to create three-dimensional images without plasma noise or high-power lasers.

An optics relay projects magnified elemental images onto a spherical display surface to resolve limited viewing angles and depth-of-focus constraints.

Projector and lens array determine projection ray angles to resolve low control accuracy in complex lighting simulation.

Spacing aluminum wires from substrate edges and adding peripheral protrusions prevents nicking and water ingress in liquid crystal projectors.

A projector cooling system adjusts fan torque based on posture sensor data to maintain discharge lamp temperature across installation orientations.

A modular projection lens system separates the Fourier lens assembly from the zoom lens assembly to enable direct access to the internal aperture.

A segmented optical phase modulation element uses distinct liquid crystal regions to achieve wavelength-specific phase distribution patterns.

A dual lens holding mechanism combines spigot and dial-operated sandwiching systems to secure projection lenses.

A projector sound absorber uses thin film vibration and porous materials to attenuate acoustic energy across wide frequency bands.

An LED optical engine combines light from multiple panels using a cross-dichroic combiner and condenser lens to illuminate a microdisplay.

A projection system uses brightness collecting devices and a processing unit to adjust individual projector outputs for uniform image display.

A projection display mirror modulates light via ON and OFF postures to direct beams toward a projection optical system.

Segmenting the cooling structure into a receiving plate and diffusion member improves heat dissipation efficiency by about 10% compared to single-plate designs.