Title :
Negative feedback and multiple gain mechanisms for sensitivity improvement in 1550nm optical detection
Author :
Rahman, Sazid ; Hall, David ; Zhe Mei ; Yu-Hwa Lo
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of California, San Diego, La Jolla, CA, USA
Abstract :
Increasing noise at high gain has limited the sensitivity of conventional 1550nm avalanche photoreceivers. We demonstrate an integrated avalanche detector with multiple gain and built-in feedback mechanisms which can potentially detect single photons.
Keywords :
avalanche photodiodes; integrated optoelectronics; optical feedback; optical noise; optical receivers; photodetectors; avalanche photoreceivers; built-in feedback mechanisms; integrated avalanche detector; multiple gain mechanisms; negative feedback; optical detection; optical noise; sensitivity improvement; single photon detection; wavelength 1550 nm; Detectors; Dynamic range; Electrodes; Negative feedback; Noise; Photonics; Sensitivity;
Conference_Titel :
Photonics Conference (IPC), 2013 IEEE
Conference_Location :
Bellevue, WA
Print_ISBN :
978-1-4577-1506-8
DOI :
10.1109/IPCon.2013.6656588
