Smart Devices

LiDAR technology: In this sensing guide, you’ll learn how 5 scanning methods work: 1) time-of-flight measuring distance through precise calculation of light pulse travel duration, 2) phase-shift determining range by analyzing wavelength differences between emitted and returned signals, 3) flash illumination capturing entire scenes simultaneously through array-based detection rather than sequential scanning, 4) multi-beam implementation enhancing resolution through multiple simultaneous measurement points, 5) frequency modulation creating detailed distance mapping through continuous wavelength variation analysis.

Virtual reality: In this technology guide, you’ll discover 9 immersion technologies: 1) stereoscopic display creating depth perception through slightly different images for each eye, 2) wide field-of-view encompassing peripheral vision for natural spatial awareness, 3) positional tracking mapping head and body movement to virtual camera perspective in real-time, 4) spatial audio generating direction-specific sound corresponding to virtual object positions, 5) haptic feedback providing tactile sensations simulating physical interaction with digital objects, 6) motion controllers enabling natural hand movements for intuitive object manipulation, 7) eye tracking focusing rendering detail where users are looking for efficient processing, 8) facial expression capture translating real emotions to virtual avatars for social presence, 9) vestibular comfort systems reducing motion sickness through visual-physical movement synchronization.

Augmented reality: In this technology guide, you’ll understand how 8 visualization systems work: 1) environment mapping creating digital understanding of physical surroundings through camera and sensor analysis, 2) spatial anchoring attaching virtual elements to specific physical locations maintaining proper perspective, 3) occlusion handling determining when real objects should obscure virtual elements for realistic integration, 4) light estimation calculating environmental illumination properties for natural shadow and reflection rendering, 5) motion tracking maintaining precise positioning during movement for stable virtual element placement, 6) gesture recognition interpreting hand movements for intuitive interaction with digital objects, 7) eye tracking optimizing rendering based on user gaze direction for performance and realism, 8) voice command processing combining verbal instructions with visual elements for multimodal interaction.