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Pattern independent 2.5 Gbit/s AMI-CPFSK transmission with -44 dBm receiver sensitivity

Pattern independent 2.5 Gbit/s AMI-CPFSK transmission with -44 dBm receiver sensitivity

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Published

Pattern independent 2.5 Gbit/s CPFSK transmission with a sensitivity of −44.4 dBm has been achieved using alternate mark inversion (AMI) encoded data for direct current modulation of semiconductor lasers with nonideal FM response. The same receiver architecture can be used for AMI and NRZ data.

Inspec keywords: optical links; digital communication systems; optical modulation; laser beam applications; frequency shift keying; optical receivers

Other keywords: AMI data; AMI-CPFSK transmission; alternate mark inversion; direct current modulation; pattern independent transmission; receiver architecture; receiver sensitivity; semiconductor lasers; nonideal FM response; 2.5 Gbit/s; NRZ data; encoded data

Subjects: Laser applications; Optical communication; Modulation and coding methods

References

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      • S. Yamazaki . 2 Gbit/s optical CPFSK heterodyne detection transmission experiment usingnewly developed MQW-DFB laser diodes. Electron. Lett. , 2 , 159 - 160
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      • H. Tsushima . AMI-CCPFSK heterodyne transmission experiment using a novel delay-linedemodulation method. Electron. Lett. , 16 , 1269 - 1270
    5. 5)
      • T. Imai . Over 300 km CPFSK transmission experiment using 67 photon/bit sensitivityreceiver at 2.5 Gbit/s. Electron. Lett. , 6 , 357 - 358
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      • P. Weger . Gilbert cell multiplier as an active mixer with conversion gain bandwidthof up to 17 GHz. Electron. Lett. , 7 , 570 - 571
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