MACA-U: A media access protocol for underwater acoustic networks

HH Ng, WS Soh, M Motani - IEEE GLOBECOM 2008-2008 …, 2008 - ieeexplore.ieee.org
Unlike terrestrial wireless communication which uses radio waves, underwater communication
relies on acoustic waves. The long latency and limited bandwidth pose great challenges …

A bidirectional-concurrent MAC protocol with packet bursting for underwater acoustic networks

HH Ng, WS Soh, M Motani - IEEE journal of oceanic …, 2013 - ieeexplore.ieee.org
The underwater acoustic channel is fundamentally different from the terrestrial wireless
channel. Its unique characteristics, such as slow propagation speed and small bit rate distance …

ROPA: A MAC protocol for underwater acoustic networks with reverse opportunistic packet appending

HH Ng, WS Soh, M Motani - 2010 IEEE Wireless …, 2010 - ieeexplore.ieee.org
In most existing sender-initiated handshaking based underwater Media Access Control (MAC)
protocols, only the initiating sender is allowed to transmit data packets to its intended …

BiC-MAC: Bidirectional-concurrent MAC protocol with packet bursting for underwater acoustic networks

HH Ng, WS Soh, M Motani - OCEANS 2010 MTS/IEEE …, 2010 - ieeexplore.ieee.org
Underwater communication mainly relies on acoustic waves. Its unique characteristics, such
as slow propagation speed and low bit rate-distance product, present both challenges and …

An underwater acoustic MAC protocol using reverse opportunistic packet appending

HH Ng, WS Soh, M Motani - Computer Networks, 2013 - Elsevier
Underwater communication primarily utilizes propagation of acoustic waves in water. Its
unique characteristics, including slow propagation speed and low data rates, pose many …

Effects of motorcycle on capacity of signalized intersections

T NAKATSUJI, NG Hai, S TAWEESILP… - Infrastructure Planning …, 2001 - jstage.jst.go.jp
Motorcycles are a major means of transport in the cities of South East Asia, where motorization
has evolved rapidly in the last decade. They make up a large percent of the traffic stream: …

BESAFE: Design and implementation of a DSRC-based test-bed for connected autonomous vehicles

HH Ng, R Vasudha, AT Hoang, C Kwan… - 2018 21st …, 2018 - ieeexplore.ieee.org
There is a recent effort at One-North key signalized intersections to setup DSRC road-side
beacon infrastructure to support Singapore Autonomous Vehicles (AV) trials. Unlike …

Data‐driven next destination prediction and ETA improvement for urban delivery fleets

B Zhao, YS Teo, WS Ng, HH Ng - IET Intelligent Transport …, 2019 - Wiley Online Library
In an urban logistics system, predictions of the next destination and estimated time of arrival
(ETA) are of paramount importance for efficient resource planning of delivery fleets and for …

A cloud-based stream processing platform for traffic monitoring using large-scale probe vehicle data

…, G Li, HH Ng, JKE Hoe, CW Ang, WS Ng… - 2017 IEEE Wireless …, 2017 - ieeexplore.ieee.org
Probe vehicle data, also known as floating car data or connected vehicle data, is the data
collected from GPS-enabled sensors on vehicles. With the advancement in wireless …

[HTML][HTML] Roadmap on digital holography-based quantitative phase imaging

…, C Allier, V Anand, CJ Cheng, C Depeursinge, N Hai… - Journal of …, 2021 - mdpi.com
Quantitative Phase Imaging (QPI) provides unique means for the imaging of biological or
technical microstructures, merging beneficial features identified with microscopy, interferometry…