DocumentCode
3183261
Title
Reduction of 3rd order intermodulation of a semiconductor laser by an adaptive low-cost predistortion circuit at 1.8 GHz
Author
Steiner, G. ; Hunziker, S. ; Baechtold, W.
Author_Institution
Lab. for Electromagn. Fields & Microwave Electron., Swiss Federal Inst. of Technol., Zurich, Switzerland
fYear
1999
fDate
26-27 July 1999
Abstract
A low-cost adaptive predistortion circuit to reduce 3rd order intermodulation of semiconductor lasers has been designed. Using a microcontroller to adjust the control voltages the intermodulation has been reduced by 20 dB over the frequency range of 1750 to 1870 MHz.
Keywords
intermodulation distortion; microcontrollers; optical transmitters; semiconductor lasers; 1750 to 1870 MHz; 3rd order intermodulation reduction; adaptive low-cost predistortion circuit; control voltages; microcontroller; optical transmitters; semiconductor laser; semiconductor lasers; Attenuators; Bandwidth; Circuits; Frequency; Masers; Optical noise; Phase shifters; Predistortion; Semiconductor lasers; Voltage;
fLanguage
English
Publisher
ieee
Conference_Titel
Nanostructures and Quantum Dots/WDM Components/VCSELs and Microcavaties/RF Photonics for CATV and HFC Systems, 1999 Digest of the LEOS Summer Topical Meetings
Conference_Location
San Diego, CA, USA
Print_ISBN
0-7803-5633-0
Type
conf
DOI
10.1109/LEOSST.1999.794743
Filename
794743
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