Positron emission tomography (PET) imaging is an essential tool in clinical applications for
the diagnosis of diseases due to its ability to acquire functional images to help differentiate …

Time-to-digital converters (TDCs) are high-performance mixed-signal circuits capable of
timestamping events with sub-gate delay resolution. As a result of their high-performance, in …

We present a high-performance back-illuminated three-dimensional stacked single-photon
avalanche diode (SPAD), which is implemented in 45-nm CMOS technology for the first time …

Avalanche photodiodes have emerged as a promising technology with significant potential
for various medical applications. This article presents an overview of the advancements and …

This article presents a 16-channel analog silicon photomultiplier (SiPM) with on-chip front-
end for direct time-of-flight (D-ToF) LiDAR applications. The proposed receiver is mainly …

This article presents an optoelectronic receiver IC with on-chip avalanche photodiode (APD)
realized in a 180-nm CMOS process for the applications of indoor-monitoring light detection …

Subtractive photonics is presented as a method for implementing photonic waveguides into
any bulk CMOS or electronics process. Metal and glass are patterned in the backend layers …

Optical synchronization of large-span arrays offers significant benefits over electrical
methods in terms of the weight, cost, power dissipation, and complexity of the clock …

Realization of a multilayer photonic process, as well as co-integration of a large number of
photonic and electronic components on a single substrate, presents many advantages over …

Photodiode is one of the key components in optoelectronic technology, which is used to
convert optical signal into electrical ones in modern communication systems. In this paper …