ALLPCB
Three Key Points on Eye Tracking
Review of eye tracking in VR: principles, benefits for reducing motion sickness and improving latency and immersion, plus sensor, power, and image-adjustment algorithm challenges.
Three Categories of AR Display Technologies
Technical overview of augmented reality displays—video-, optical-, and projection-based types—industry activity, challenges, and the potential of light-field displays
VR Technology Basics
Technical overview of virtual reality: history, characteristics and key technologies, real-time 3D graphics, haptic feedback, plus medical applications.
VR Headset Types and Principles
Overview of VR headsets, categories (tethered, standalone, mobile) and stereoscopic display principles including interlaced and frame?sequential methods.
PS VR Blurry Image, Fogging, and Motion Sickness Remedies
PS VR troubleshooting: adjust fit, focus and IPD to resolve blurry images; apply anti-fog treatments for lens fogging; use comfort settings and breaks to limit discomfort.
Understanding VR, AR, MR and CR
Technical overview of virtual reality and augmented reality: history, device categories, MR/CR distinctions, industry developments, and core interaction and computer vision technologies.
Vive Tracker Development Notes
Technical overview of the Vive Tracker: developer documentation covering Pogo pin I/O, MicroUSB data, wireless USB 2.0 dongle, antenna clearance, 270° tracking FOV.
How Game Designers Reduce VR Motion Sickness
Technical overview of VR locomotion, hardware and design patterns, examining teleportation (Robo Recall), zero?g movement (Lone Echo) and strategies to reduce motion sickness.
How to Choose the Right VR Camera
Guide to choosing VR cameras and 360-degree camera systems: entry-level, mid-range (GoPro Omni), high-end (Nokia OZO), and custom rig trade-offs.
How VR Headsets Work
Technical overview of VR headset subsystems: lenses, displays, IPD adjustment, IMU and infrared positional sensors, controllers, audio, cables, and rendering.
HoloLens Teardown Reveals AR Industry Challenges
Technical overview of augmented reality: challenges in display technology, light-field vs stereoscopic approaches, and 3D registration and tracking requirements.
Understanding FOV in VR and Its Impact on Immersion
Analysis of VR field of view (FOV): human visual limits, industry standards, optical design trade-offs, and implications for VR product quality and market claims.
Is the Daydream Controller Motion Capture? VR Tracking 101
Technical primer on VR motion tracking: explains 6-DOF vs 3-DOF, IMU/inertial and optical tracking methods, sensor fusion tradeoffs, and implications for controllers like Daydream.
VR Motion Sickness: Causes and Mitigations
Overview of VR motion sickness: causes (sensory conflict, latency, IPD, depth mismatch) and technical mitigations—GVS, low-latency rendering, adjustable optics, light-field.
Oculus Rift Active Optical Tracking Explained
Overview of Oculus Rift DK2 active optical tracking: infrared camera processing, PnP pose estimation, and LED identification using differential brightness patterns and timing.
24 VR Development Tips for Three Core Areas
Technical article about electronics and hardware engineering.
VR Storytelling vs. Technology: Which Matters More?
Analysis of Baobab Studio's VR film: design choices in storytelling, character-driven interaction, film/game hybrid format, technical execution and platform support.
Perceiving Object Weight in Virtual Reality
Experimental study of weight simulation in VR interaction: comparing direct and loose attachment models to convey object mass across motion-controller platforms.
AR Hardware: Core Components and Technical Bottlenecks
Survey of AR hardware forms and system architecture, covering handhelds, HMDs, smart glasses, SAR, AR display technologies and object detection challenges.
How Headset VR Works: Lenses, Tracking, and Components
Technical breakdown of how VR headsets work, covering lenses, displays, positional sensors, infrared tracking, controllers, audio, cabling, and computing.