A back side illuminated image sensor may operate using the single-photon avalanche diode (SPAD) concept in a Geiger mode of operation for single photon detection. The image sensor may be implemented using two layer stacking with a silicon on insulator (SOI) chip. The chip-to-chip electrical ...
Single-photon avalanche diode (SPAD) arrays are solid-state detectors that offer imaging capabilities at the level of individual photons, with unparalleled photon counting and time-resolved performance. This fascinating technology has progressed at a very fast pace in the past 15 years, since its in...
SPAD是一种具有单光子探测能力的光电探测雪崩二极管,全称是Single Photon Avalanche Diode。 $罗博特科(SZ300757)$ 在FMCW或SPAD方面,ficonTEC也开始提供量产设备。什么是FMCW和SPAD技术呢? 激光雷达设备最顶级的 下一代技术啊
采用单光子雪崩二极管(Single Photon Avalanche Diode, SPAD)作为传感器:当单光子雪崩二极管传感器偏压超过崩溃区,其光子产生的电子受到高电场加速撞击,又产生许多电子,这些撞击产生电子又受到电场加速,又撞击产生更多的电子,这样的连锁雪崩效应所产生的电子增益非常大,所以只要有单光子就可以引发超过阈值(threshold)的电子讯号。
The photon detection efficiency has a 2.5-fold improvement in the near infrared regime, while the timing jitter remains 25 ps. The result provides a practical and complementary metal oxide semiconductor compatible method to improve the performance of single-photon avalanche detectors, image sensor ...
比方說,汽車在黑暗中行走,遠方有一個身穿黑衣服的行人,這時候由行人反射回來的光非常微弱,我們也希望光偵測器能夠偵測到,這種極靈敏的光偵測器,稱為單光子累崩光偵測器 (SPAD),所謂單光子,乃是因為我們可以說即使1個光子碰到了我們的光偵測器,我們的光偵測器也能有所反應。為了瞭解SPAD,我們首先看一般的光...
Simtrum's SPAD23 is a detector array with 23 hexagonally packed single-photon avalanche diodes(SPADs) with best-in-class performance.It features both the capability of direct photon-counting and photon-time tagging to enable a wide range of single-photon detection applications. Features Optimized ...
A CMOS and back-side illumination-compatible single-photon avalanche diode (SPAD) is reported in 90-nm imaging technology with a peak photon detection efficiency of ≈ 44% at 690 nm and better than ≈20% at 850 nm. This represents an approximately eightfold improvement in near infrared sensitiv...
A new single-proton avalanche diode (SPAD) with double-epitaxial silicon structure is presented. The device has a time response with short diffusion tail (... A Lacaita,M Ghioni - 《Electronics Letters》 被引量: 246发表: 1989年 Single-Photon Avalanche Diode CMOS Sensor for Time-Resolved Fluo...
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