Title :
Using a microcontroller to optimize the bias voltage of balanced photodiodes to minimize even-order distortion in analog fiber-optic links
Author :
Theys, Mitchell D. ; Devgan, Preetpaul S. ; Diehl, John F. ; Sunderman, Christopher E. ; Williams, Keith J.
Author_Institution :
Univ. of Illinois Chicago, Chicago, IL, USA
Abstract :
Use of a microcontroller-based bias board for balanced photodiodes improves even-order distortion cancellation due to voltage dependent responsivity nonlinearities. The bias board improves the second order intermodulation distortion in balanced photodiodes by 8.3 dB.
Keywords :
distortion; microcontrollers; optical links; photodiodes; analog fiber-optic links; balanced photodiodes; bias voltage; even-order distortion cancellation; microcontroller-based bias board; second order intermodulation distortion; voltage dependent responsivity nonlinearity; Distortion measurement; Microcontrollers; Optical distortion; Optical modulation; Optical receivers; PD control; Photoconductivity; Photodiodes; Radio frequency; Voltage control;
Conference_Titel :
Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference on (OFC/NFOEC)
Conference_Location :
San Diego, CA
Electronic_ISBN :
978-1-55752-884-1
