Turbulence-resilient pilot-assisted self-coherent free-space optical communications using automatic optoelectronic mixing of many modes
In free-space optical communications that use both amplitude and phase data modulation
(for example, in quadrature amplitude modulation (QAM)), the data are typically recovered …
(for example, in quadrature amplitude modulation (QAM)), the data are typically recovered …
Carrier-assisted differential detection
To overcome power fading induced by chromatic dispersion in optical fiber communications,
optical field recovery is a promising solution for direct detection short-reach applications …
optical field recovery is a promising solution for direct detection short-reach applications …
Dual polarization full-field signal waveform reconstruction using intensity only measurements for coherent communications
Conventional optical coherent receivers capture the full electrical field, including amplitude
and phase, of a signal waveform by measuring its interference against a stable continuous …
and phase, of a signal waveform by measuring its interference against a stable continuous …
Linearization of direct detection optical channels using self-coherent subsystems
Intensity modulation with direct detection (IM-DD) dominates the commercial short-reach
optical communications. However, when upgrading the data-rate distance product to 1000 …
optical communications. However, when upgrading the data-rate distance product to 1000 …
Asymmetric self-coherent detection
The bandwidth upgrade required in short-reach optical communications has prompted the
need for detection schemes that combine field reconstruction with a cost-effective subsystem …
need for detection schemes that combine field reconstruction with a cost-effective subsystem …
Decision-aided carrier phase estimation for coherent optical communications
We analytically studied the block length effect (BLE) of decision-aided maximum likelihood
(DA ML) carrier phase estimation in coherent optical phase-modulated systems. The results …
(DA ML) carrier phase estimation in coherent optical phase-modulated systems. The results …
Experimental demonstration of complex-valued DSB signal field recovery via direct detection
The recent decade has witnessed the evolution and enormous demand of the high-capacity
data center interconnect (DCI), in such application scenarios spectral efficiency, optical field …
data center interconnect (DCI), in such application scenarios spectral efficiency, optical field …
Four-dimensional direct detection receiver enabling Jones-space field recovery with phase and polarization diversity
Data centers, the engines of the global Internet, rely on powerful high-speed optical
interconnects. In optical fiber communication, classic direct detection captures only the …
interconnects. In optical fiber communication, classic direct detection captures only the …
Spectrally Efficient Integrated Silicon Photonic Phase‐Diverse DD Receiver with Near‐Ideal Phase Response for C‐Band DWDM Transmission
In this paper, a spectrally efficient silicon photonics phase‐diverse direct‐detection receiver
based on asymmetric self‐coherent detection is proposed. The receiver is hardware efficient …
based on asymmetric self‐coherent detection is proposed. The receiver is hardware efficient …
Asymmetric self-coherent detection based on Mach-Zehnder interferometers
We propose an asymmetric self-coherent detection scheme (ASCD) based on Mach-
Zehnder interferometers (MZI) for the field reconstruction of self-coherent (SC) complex …
Zehnder interferometers (MZI) for the field reconstruction of self-coherent (SC) complex …