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Monolithic InP receiver chip with a 90° hybrid and 56GHz balanced photodiodes

: Runge, P.; Schubert, S.; Seeger, A.; Janiak, K.; Stephan, J.; Trommer, D.; Matiss, A.


Optical Society of America -OSA-, Washington/D.C.:
38th European Conference and Exhibition on Optical Communication, ECOC 2012 : Amsterdam, Netherlands, 16 - 20 September 2012
Washington, DC: OSA, 2012
ISBN: 978-1-55752-950-3
Paper Mo.2.E.3
European Conference and Exhibition on Optical Communication (ECOC) <38, 2012, Amsterdam>
Conference Paper
Fraunhofer HHI ()

We demonstrate a monolithically integrated quadrature coherent receiver PIC on an InP substrate with a 90° optical hybrid and two balanced 56GHz pin-photodetectors. The presented devices enable the use of 56/64Gbaud 16-QAM signals either in the C-band or the L-band.