Optimum direct detection for digital fiber-optic communication systems

We report on optimum direct detection of digital data signals that are transmitted over optical fibers. Direct detection is provided by a

Seven-Aperture Direct-Detection Receiver for Free-Space Optical

We experimentally demonstrate a free-space optical communication system utilizing seven-aperture direct-detection

Analysis of Conventional Direct Detection and Coherent Optical

Using BER and EVM analysis, this paper will compare receiver sensitivity between coherent and direct detection.

Kramers-Kronig Receiver in Direct Detection Systems

Applying KK receiver in higher-order QAM systems requires more on optical signal noise ratio (OSNR), effective number of bit

Chapter 10 Coherent Optical Communication Systems

10.1 Introduction The commercialization in 2008 of the first 40 Gb/s coherent optical communica-tions systems employing

Direct Detection System

Direct detection systems are communication systems that detect modulated optical power, often referred to as intensity-modulation

Coherent vs. Direct Detection for 100G Metro Data Center

With the capability to do coherent detection, an optical receiver can track the phase of an optical transmitter so as to

Silicon Photonic Direct-Detection Phase Retrieval Receiver

The realization of such a receiver on a compact photonic chip highlights the potential for low-cost direct-detection solutions for data

Coherent detection in optical fiber systems

K. Kikuchi, “Coherent detection of phase-shift keying signals using digital carrier-phase estimation,” in Proceedings of IEEE

Optimum Direct Detection for Digital Fiber-Optic Communication

In recent years much attention has been focused on communication over optical channels.1-2 Most early work was concerned with

Direct Detection

A direct-detection optical OFDM (DDO-OFDM) aims for simpler transmitter/receiver than CO-OFDM for lower costs. It has many

Sensitivity-Improved and Dispersion-Tolerant Lite-Coherent Hybrid

In this article, we propose sensitivity-improved and dispersion-tolerant optical mobile fronthaul solution based on the

Direct Detection

Direct detection is straightforward and we consider it first in our analysis of optical communication systems. Of course, we still use a

Digital Optical Receiver Components Explained

Direct Detection Receivers - Free download as PDF File (.pdf), Text File (.txt) or read online for free. The document outlines the

Direct vs. Coherent Detection: The Ultimate Guide for DCI Networks

Learn how 100G direct-detection (IM/DD) and coherent optical solutions compare for metro DCI, and select the best

Direct-Detection Optical Communication Receivers

Abstract: A model that is sufficiently general to describe the predominant statistical characteristics of the output of many real optical

Optical Receiver

The receiver is therefore an optical-to-electrical converter, or O/E transducer. An optical receiver consists of a photodetector and an

Full-Field, Carrier-Less, Polarization-Diversity, Direct Detection

Here, we show a direct detection technique that can measure polarization-multiplexed Nyquist shaped QPSK and QAM signals

Kramers-Kronig Receiver in Direct Detection Systems

In this chapter, we introduce and analyze the principle and application of the Kramers-Kronig receiver in direct detection

OPTICAL RECEIVER OPERATION

Burst – Mode Receivers For PON applications, the operational characteristics of an OLT optical receiver differ significantly from

Silicon Photonic Direct-Detection Phase Retrieval Receiver

An alternative full-field receiver architecture was proposed using direct detection [8–11], removing the need for an LO or carrier, or for

Advanced Direct Detection Receivers Optical Transmission Systems

With the proposed advanced direct detection techniques, this thesis provides some novel approaches for achieving high-spectral

Direct-detection receiver for QPSK-modulated signals

We demonstrate a novel optical receiver for direct-detection of QPSK signals using microring-based photonic integrated circuit. The

Rejuvenating direct modulation and direct detection for modern optical

Abstract High-speed transoceanic optical fiber transmission using direct modulation (DM) and direct detection (DD)

APD direct detection receiver OEIC operating 14.1 dB above the shot

This paper presents a highly-sensitive direct detection receiver optoelectronic inte-grated circuit (OEIC) with a dot-cathode avalanche

Beyond 100-Gb/s Direct-Detection Transmission using an Optical Receiver

We demonstrate up to 173.22-Gb/s direct-detection transmission using a balanced photodetector wire-bonded to a 28-nm CMOS

Coherent vs Direct-Detect Transceivers: Application Boundaries and

Direct detection is the simplest form of optical signal recovery. The transmitter modulates the intensity of the optical

Simulation of digital optical receiver with intensity modulation and

This work presents the implementation of an interactive simulator that integrates various functional blocks of an optical receiver of

Coherent Detection

In coherent detection, a strong local oscillator is used, mixing with the optical signal at the receiver and effectively

Optical Receiver Front-End Integrated Circuit Design

The term direct detection refers to the receiver configuration, where the received signal is applied directly to a photodetector (PD).