The photodetection of ultrashort optical pulse trains for low noise microwave signal generation
F Quinlan - Laser & photonics reviews, 2023 - Wiley Online Library
Electrical signals derived from optical sources have achieved record‐low levels of phase
noise, and have demonstrated the highest frequency stability yet achieved in the microwave …
noise, and have demonstrated the highest frequency stability yet achieved in the microwave …
Coherent optical clock down-conversion for microwave frequencies with 10−18 instability
Optical atomic clocks are poised to redefine the Système International (SI) second, thanks to
stability and accuracy more than 100 times better than the current microwave atomic clock …
stability and accuracy more than 100 times better than the current microwave atomic clock …
Attosecond electronic timing with rising edges of photocurrent pulses
There has been remarkable progress in generating ultralow-noise microwaves from optical
frequency combs in the last decade. While a combination of techniques has enabled tens to …
frequency combs in the last decade. While a combination of techniques has enabled tens to …
Frequency stable microwave sapphire oscillators
We show that state-of-the-art phase noise and high frequency stability could be
simultaneously achieved in a microwave oscillator based on the sapphire-loaded cavity …
simultaneously achieved in a microwave oscillator based on the sapphire-loaded cavity …
Piezo-electric transducer actuated mirror with a servo bandwidth beyond 500 kHz
We demonstrate a novel system that uses a piezoelectric transducer (PZT)-actuated mirror
for laser stabilization. A combination of a simple mechanical design and electronic circuits is …
for laser stabilization. A combination of a simple mechanical design and electronic circuits is …
Reduction of flicker phase noise in high-speed photodetectors under ultrashort pulse illumination
High-fidelity photodetection enables the transfer of the low noise inherent to optical
oscillators to the microwave domain. However, when photodetecting optical signals of the …
oscillators to the microwave domain. However, when photodetecting optical signals of the …
Analysis and mitigation of photodiode non-linearity under the influence of optical modulator in multitone RoF link
This paper presents a detailed theoretical analysis to measure the photodiode non-linearity
including the effect of the optical modulator in terms of output third-order intercept point …
including the effect of the optical modulator in terms of output third-order intercept point …
Noise suppression with cryogenic resonators
We show that fast technical fluctuations of microwave signals can be strongly suppressed by
cryogenic resonators. The experiments were carried out with sapphire resonators cooled to …
cryogenic resonators. The experiments were carried out with sapphire resonators cooled to …
The effect of bias and frequency on amplitude to phase conversion of photodiodes
J Sun, B Xu, W Sun, S Zhu, N Zhu - IEEE Photonics Journal, 2020 - ieeexplore.ieee.org
Fluctuation of the optical power incident on a photodiode will cause phase variation of the
electrical signal. This phenomenon is known as amplitude-to-phase (AM-to-PM) conversion …
electrical signal. This phenomenon is known as amplitude-to-phase (AM-to-PM) conversion …
Integrated CMOS-compatible mode-locked lasers and their optoelectronic applications
Mode-locked lasers producing femtosecond pulses show ultra-low timing jitter. Upon photo
detection the harmonics of the photo current at multiples of the pulse repetition rate, show …
detection the harmonics of the photo current at multiples of the pulse repetition rate, show …