Preprint Article Version 1 Preserved in Portico This version is not peer-reviewed

Fabrication Tolerances Impact on an ODAC Based PAM-4 Transmitter

Version 1 : Received: 10 May 2024 / Approved: 13 May 2024 / Online: 13 May 2024 (07:46:08 CEST)

How to cite: ABEJIDE, A. E.; Santos, J.; Chattopadhyay, T.; Rodrigues, F.; Lima, M.; Teixeira, A. Fabrication Tolerances Impact on an ODAC Based PAM-4 Transmitter. Preprints 2024, 2024050793. https://doi.org/10.20944/preprints202405.0793.v1 ABEJIDE, A. E.; Santos, J.; Chattopadhyay, T.; Rodrigues, F.; Lima, M.; Teixeira, A. Fabrication Tolerances Impact on an ODAC Based PAM-4 Transmitter. Preprints 2024, 2024050793. https://doi.org/10.20944/preprints202405.0793.v1

Abstract

Photonic integrated circuits (PIC) devices are impacted by fabrication tolerances and therefore, prior knowledge of such variation could improve the PIC fabrication process and overall yield. This paper presents a method for predicting the fabrication impacts on a telecommunication optical digital to analog converter (oDAC) based pulse amplitude modulator level four (PAM-4) transmitter. Our findings allow us to estimate the production yield in fabrication scenario using symbol error rate (SER) benchmark.

Keywords

programmable photonics circuits; photonic integrated circuits; pulse amplitude modulation; optical digital to analog converter; fabrication tolerance; passive imbalances

Subject

Engineering, Telecommunications

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