Optimization of an externally modulated RF photonic link

J Devenport, A Karim - Fiber and integrated optics, 2007 - Taylor & Francis
The noise figure and sub-octave spurious-free dynamic range of a carrier-suppressed
analog RF photonic link are examined. Expressions for noise figure and dynamic range are …

Class-AB techniques for high-dynamic-range microwave-photonic links

TE Darcie, PF Driessen - IEEE Photonics Technology Letters, 2006 - ieeexplore.ieee.org
Class-AB techniques are analyzed as a means to minimize the noise associated with the
residual carrier in analog optical links. A bound for shot and intensity noise is derived and …

Noise figure reduction in externally modulated analog fiber-optic links

A Karim, J Devenport - IEEE photonics technology letters, 2007 - ieeexplore.ieee.org
An octave-bandwidth microwave photonic link with a third-order limited spurious-free
dynamic range of 121 dB in a 1-Hz bandwidth has been demonstrated. The link noise figure …

The" effective" gains and noise figures of individual components in an analog photonic link

EI Ackerman - … Topical Meeting on Microwave Photonics, 2003., 2003 - ieeexplore.ieee.org
This paper defines" effective" gains and noise figures for each component in an analog
photonic link which, when inserted into the equation for the noise figure of cascaded …

Graphical approach for evaluating performance limitations in externally modulated analog photonic links

F Bucholtz, VJ Urick, M Godinez… - IEEE transactions on …, 2008 - ieeexplore.ieee.org
We present a novel graphical approach for evaluating the performance of analog photonic
links employing an external intensity modulator biased at quadrature. A single graph is …

Microwave photonic link with carrier suppression for increased dynamic range

XJ Meng, A Karim - Fiber and integrated optics, 2006 - Taylor & Francis
Theoretical analysis and experimental investigation of microwave photonic links with bias-
shifted Mach-Zehnder modulators are presented. An optical amplifier is used to increase link …

Low noise figure microwave photonic link

A Karim, J Devenport - 2007 IEEE/MTT-S International …, 2007 - ieeexplore.ieee.org
The noise figure of an analog fiber-optic link was reduced to 6 dB at 1 GHz by using a bias-
shifted Mach-Zehnder modulator with an optical input power of 1 W. The link noise figure …

High dynamic range microwave photonic links for RF signal transport and RF-IF conversion

A Karim, J Devenport - Journal of Lightwave Technology, 2008 - opg.optica.org
Two different techniques were used to extend the dynamic range of analog optical links
operating at microwave frequencies. The link noise figure was reduced by adjusting the bias …

RF amplitude and phase-noise reduction of an optical link and an opto-electronic oscillator

D Eliyahu, D Seidel, L Maleki - IEEE Transactions on …, 2008 - ieeexplore.ieee.org
In this paper we examine the optical sources of noise that degrade high-performance
microwave photonic links. In particular, we study the residual phase noise due to laser …

Relative-intensity-noise cancellation in bandpass external-modulation links

R Helkey - IEEE transactions on microwave theory and …, 1998 - ieeexplore.ieee.org
A new method of optically summing time-shifted complementary signals to cancel relative
intensity noise (RIN) in narrow-band external-modulation optical links is proposed and …