LiDAR: “dToF”, “iToF” vs. “FMCW”
Lidar can take on several different modalities, which can be classified by their dependence on incoherence or coherence of the laser source which is used. Each of these methods uses…
3D Sensing: Microsoft ToF Targets Industrial Applications
To win in the 3D sensing market, performance is a key factor. At the same time, the cost and the ecosystem are also vital. Microsoft has announced the best in…
AR: Apple AR Plan
(Image credit: idropnews/Martin Hajek) Apple’s first crack at a headset is allegedly designed to be a pricey, niche precursor to a more ambitious augmented reality product that will take longer…
LiDAR: FMCW vs. ToF
This article compares Frequency Modulated Continuous Wave (FMCW) and Time of Flight (ToF) for LiDAR. In summary, FMCW is better in longer term but ToF is still better now. What…
LiDAR: Apple LiDAR Analysis
Figure 1. Apple’s promotion of DTOF This article tries to analyze Apple’s LiDAR sensor and the technologies behind it. This article discusses the following: dToF principle, receiver (RX), illumination (TX),…
ToF: Direct ToF vs. Indirect ToF
3D sensing iToF vs. dToF dToF 2. iToF iToF Modulation 3. iToF vs. dToF performance 4. Applications Related reading Apple Lidar https://3da.medium.com/lidar-apple-lidar-and-dtof-analysis-cc18056ec41a Reference https://zhuanlan.zhihu.com/p/135836088http://www.f4news.com/2018/07/07/ams-presentation-on-3d-sensing-for-consumer-applications/