Projectors TRIZ Cases

A motion adaptive anti-aliasing circuit applies filtering selectively to image regions containing movement.

An anamorphic transmissive optical element corrects non-uniform light intensity caused by dust prevention methods in projection systems.

Rotated cylindrical corrector optics compensate for astigmatism generated by the prism pair, ensuring focused spot images.

Segmenting the projection lens into three groups with specific refractive powers reduces overall length and light loss for compact DMD projectors.

Dichroic splitting units merge optical paths in a light source module, generating diverse colors without increasing module size or device complexity.

Adjustment shims in a phosphor holder orient the wheel perpendicular to excitation light, stabilizing fluorescence intensity and hue.

Active material coats on projection surfaces enhance color saturation via fluorescence, maintaining visual continuity when primary projectors fail.

A projector uses a switching module to move a notch filter into the light path, adjusting spectral bandwidth for color purity.

Radial protruding structures on a rotary balance ring increase turbulence in the air flow field to enhance heat dissipation from an optical turntable.

A wedge-shaped element reflects illumination beams to adjust incident angles on a light valve, resolving color cast issues from differing diffraction effects.

A projection optical system uses a convexly curved second transmission surface to refract light beams and prevent reflecting surface enlargement.

A projector printing system accesses display buffer memory to permit or restrict print requests based on captured image analysis.

A projector adjusts its image region to match the exposed area of an unrolling screen device.

Alternating low-index material grids in the illumination layer compensate for distortion and maintain image uniformity on inclined surfaces.

Radial blades on a phosphor wheel substrate generate forced convection airflow to dissipate heat from the motor and maintain light emission efficiency.

Segmented laser subsystems project large-scale holographic images without increasing system weight or reducing brightness.

A smart campfire system combines projection, surround sound, scent, heat, and vibration modules to deliver a unified 4D entertainment experience.

Pinhole panel merges projected and displayed images to eliminate virtual image distortion while reducing backlight power consumption.

An enclosed target pod with a camera captures laser intensity profiles, resolving wind-induced measurement instability.

An RGB laser synthesis system uses multi-pass reflection to expand elliptical spots, improving homogenizer use efficiency without adding volume.

A multi-surface screen transforms 2D images into 3D displays using UV mapping and digital signal processing.

A compact light engine uses a polarisation converter to modify reflected excitation light for efficient colour separation.

Multi-faceted prisms divide excimer beams into convergent portions that bypass the convex mirror dark zone, eliminating energy transfer losses.

A projection system corrects color convergence errors by adjusting assembly parameters based on detected RGB light point positions.

A projection system uses a freely curved reflection mirror to enlarge and display images without geometric distortion.

A light source system uses a reflective curved surface with conjugated focal points to direct light between rotating wheels.

An intermediary elastic layer absorbs attachment forces to eliminate core impressions and adhesive residue, enabling immediate core reuse.

Aperiodic sinusoidal stripe patterns encode surface geometry via brightness correlation to determine spatial coordinates through optical triangulation.

A polarizing rotation device drives a polarizing element to rotate, changing the polarization state of excitation beams.

Side-by-side blowers widen cooling ducts and shorten flow paths to reduce pressure loss across three liquid crystal panels.

A projection illumination system uses segmented light guide modules to transmit and combine multi-color beams from solid-state sources.

Centrifugal balls rub against a tube to limit rotational speed, preventing projection screen damage during rapid rolling.

Segmented heat pipes manage junction temperature while power control adjusts driving current for each color LED based on installation posture.

Image projection system divides content across multiple building windowpanes using motor-driven screens.

An inclined reflective surface redirects light from the source to the display area, resolving rearward extension constraints that limit mounting design freedom.

Segmented green light paths reduce loss at the dichroic mirror cutoff wavelength while maintaining color purity.

Segmented heat radiation units manage independent cooling airflow paths, eliminating guide plate resistance while maintaining directional control.

An optical device integrates a dichroic layer and diffusing layer to protect the luminescent material from burning while ensuring even luminance in projectors.

A projector control unit adjusts phosphor and color wheel rotation timing to ensure uniform gradation reproducibility.

A light source unit uses cylindrical lens arrays to shape laser emissions.

A movable optical portion supported by a shaft and a thick fixing portion enables oscillation with reduced stress.

A projection optical system uses two positive lens groups and a reflector to transmit light from a display unit.

A projector refrigerant generator condenses atmospheric moisture into liquid coolant for internal component cooling.

A reflective mirror module uses adjusting screws and a leaf spring to precisely orient the mirror.

A projection system displays configuration images in a predetermined region to deliver event notifications across multiple devices.

A projector optical system integrates a multilayer diffractive surface within the first lens group to form real images with reduced component count.

A wire grid polarization element uses a gradient mixture layer to transition between reflective and absorptive sections.

Automatic lens shifting aligns multiple projectors for precise image stacking.

Dynamic cooling fan speed and gradual power switching prevent photo-darkening and glass tube explosion while ensuring user comfort during mode transitions.

Groups laser light sources and adjusts optical output power to maintain perceptual uniformity in display devices.