Search Results - "Ong, Lay Teen"

Variable rate and variable power MQAM system based on bayesian bit error rate and channel estimation techniques by Lay Teen Ong, Shikh-Bahaei, M., Chambers, J.A.

“…The impact of inaccurate channel state information at the transmitter for a variable rate variable power multilevel quadrature amplitude modulation (VRVP-MQAM)…”
Get full text

Experimental study on spatial smoothing direction of arrival estimation for coherent signals by Lay Teen Ong

“…This paper presents experimental results of spatial smoothing techniques using a software receiver based linear array processing platform. The array system…”
Get full text

On the Rate and Power Allocation for MIMO Based Integrated Voice and Data Transmission by Lay Teen Ong, Lambotharan, S.

“…We proposes an integrated voice and data service for a multiple input multiple output (MIMO) system that assigns one subchannel for voice transmission and the…”
Get full text

GNU radio based digital beamforming system: BER and computational performance analysis by Balakrishnan, Sarankumar, Lay Teen Ong

“…The rapid growth in computational capacity of general purpose processors (GPPs) has allowed for an alternative to traditional implementation of digital signal…”
Get full text

Performance of vector-sensor antennas arrays for source localization in multipath environments by Lay Teen Ong

“…This paper studies the performance of vector-sensor arrays (VSAs) over multipath environments. First, a multipath model that defines the reflection coefficient…”
Get full text

A sidelobe cancellation approach for phase-only array antennas: On initial-weight estimation by Lay Teen Ong, Tse Tong Chia

“…This paper proposes a two-step array pattern synthesis approach for phase-only array antennas. The proposed algorithm estimates the phase-only weights which…”
Get full text

An USRP-based interference canceller by Lay Teen Ong

“…Interference cancellers are widely used in many antenna array systems to mitigate RF interference. This paper presents the development of an interference…”
Get full text

Multipath mitigation techniques based on spatial smoothing linear antenna arrays by Lay Teen Ong, Peng Khiang Tan

“…This paper investigates the performance of spatial smoothing linear antenna arrays for multipath scenarios using experimental results. A Direction Finding…”
Get full text

An interference cancellation scheme using a circular antenna array with a central element by Lay Teen Ong

“…An interference cancellation scheme is proposed to suppress interference at the horizon and azimuthally through 360°. The scheme adopts the symmetry…”
Get full text

A VHF active receiving loop antenna design by Lay Teen Ong, Peng Khiang Tan

“…A VHF active receiving loop antenna has been designed and tested. The received signal strength is improved by integration of an amplification circuit to an…”
Get full text

Joint SNR Target and Rate Adaptation Based on Bit Error Rate Estimation by Lay Teen Ong, Olfat, A., Shikh-Bahaei, M.

“…We derive the joint optimisation of signal-to-noise (SNR) target and rate adaptation for maximum spectral efficiency based on a bit error rate (BER) estimate…”
Get full text

A Voice-controlled Electronics Drawing Canvas Assistive System for People with Cerebral Palsy by Ong, Lay Teen, Ng, Kaitlyn, Sivagnanam, Sivaguru, Varghese, Tony, Liew, Hua Peng, Quek, Yang Boon

“…We have developed a voice-controlled assistive system to improve the independence of people with Cerebral Palsy (CP) to do art painting. The system allows…”
Get full text

Rate and power adaption techniques for wireless communication systems by Ong, Lay Teen

“…Attaining the most spectrally efficient form of data transmission over a time- varying channel remains as fundamentally important target in wireless systems…”
Get full text

Variable Rate Variable Power MIMO System for Integrated Voice and Data Services by Ong, L.T., Lambotharan, S.

“…We propose an adaptive rate and power allocation algorithm for integrated voice and data services in a multiple input multiple output (MIMO) system. Given the…”
Get full text