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Microwave generation and transmission using optical heterodyning or optical upconversion technique

: Braun, R.P.; Grosskopf, N.; Rohde, F.; Schmidt, E.


Institute of Electronics, Information and Communication Engineers -IEICE-, Tokyo; IEEE Lasers and Electro-Optics Society:
International Topical Meeting on Microwave Photonics, MWP '96. Technical digest : Dec. 3 - 5, 1996, ATRI, Kyoto, Japan: Satellite workshop, Dec. 6, 1996
Kyoto, 1996
ISBN: 0-7803-3129-X
International Topical Meeting on Microwave Photonics (MWP) <1996, Kyoto>
Conference Paper
Fraunhofer HHI ()
digital communication; laser beam applications; microwave generation; microwave links; optical fibre communication; optical frequency conversion; phase shift keying; optical heterodyning technique; optical upconversion technique; microwave transmission; optically generated microwaves; quartz accuracy; sub-hertz linewidths; optical microwave generator signal; 140 mbit/s; 18 GHz; 60 to 70 GHz

Two optical/microwave generation techniques are discussed. 140 Mbit/s transmissions with optically generated microwaves at frequencies at of 18 and 60-70 GHz are reported. Quartz accuracy and sub-Hertz linewidths of an optical microwave generator signal are demonstrated.