Now showing items 1-8 of 8
Microwave Characterization of High-Speed pin Photodiodes
Optical responsivity and electrical reflection of an ultra high-speed pin photodiode (PD) are measured in 20 GHz frequency range. The effect of PD bias voltage variation was investigated at different incident optical power ...
Interference Sensitivity of Digital Receivers in Fiber-Radio Distribution Networks
Fiber-radio distribution networks have been investigated by several authors recently. In such networks wideband access of several subscribers is provided with the advantage of easy installation and reduced maintenance costs ...
Broadband Low Noise Optical Receiver Utilizing Distributed Amplification
A new approach for the design and construction of low noise broadband optical receivers is presented utilizing distributed amplification based on hybrid integrated technology. Using extremely low noise PHEMTs as well as ...
The effect of parasitic inductances in distributed amplifiers
The gain-bandwidth relations of distributed amplifiers (DA) are analyzed. It is shown that the amplifier performance is uniquely related to the properties of the active elements and the electrical length of the transmission ...
New optomixer surpassing photodetection at microwaves
The properties of a new optomixing method are investigated and compared to the performance of the photodetection. This new method offers significantly higher output signal level compared to the direct photodetection.
Eight-Octave Bandwidth Optical Receiver Using Distributed Amplification
A new approach us presented utilizing low-noise distributed amplification based on a hybrid integration technology, This way eight-octave bandwidth has been achieved with a responsivity characteristics flat from 40 MHz up ...
Radio-frequency Interference in Radio-over-Fiber Distribution Networks
Radio-over-fiber distribution networks have been investigated by several authors recently [1-4]. The different proposed solutions combat the difficulties arising in the optical part of the network such as chromatic dispersion ...
Optical Generation of Millimeter Waves for Mobile Radio Systems
A new approach is presented for the optical generation of millimetre waves with the intention to feed the base stations of mobile radio systems. In this approach an optically transmitted subharmonic reference signal is ...