Gengkun Wang

ORCID: 0000-0002-9824-6759
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About
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Research Areas
  • Cooperative Communication and Network Coding
  • Full-Duplex Wireless Communications
  • Advanced Vision and Imaging
  • Wireless Communication Security Techniques
  • Video Coding and Compression Technologies
  • Advanced Wireless Communication Technologies
  • Optical Wireless Communication Technologies
  • Optical Network Technologies
  • Optical Coherence Tomography Applications
  • Image Enhancement Techniques
  • Advanced Optical Imaging Technologies
  • Energy Efficient Wireless Sensor Networks
  • Mobile Ad Hoc Networks
  • Advanced Data Compression Techniques
  • Advanced Wireless Communication Techniques
  • Advancements in PLL and VCO Technologies
  • Context-Aware Activity Recognition Systems
  • Electrowetting and Microfluidic Technologies
  • Advanced Adaptive Filtering Techniques
  • IoT-based Smart Home Systems

University of Southern Queensland
2010-2016

Light field (LF) technology has been popularly adopted by a wide range of conventional industries. However, one problem when dealing with LFs is the sheer size data volume. There have many multi-view video coding (MVC)-based LF methods reported in literature, aiming at finding best prediction structure for coding. It clear that number possible structures unlimited, and it also observed bit-rate can be reduced increasing bi-directionally encoded views structure. none work conducted to analyze...

10.1109/tip.2016.2603602 article EN IEEE Transactions on Image Processing 2016-08-26

The compute-and-forward (CPF) relaying strategy proposed by Nazer and Gastpar has been proven to achieve a significant improvement in "computation rate" than conventional strategies the multiple-access channel (MAC). Although there some recent work on implementations of CPF, our best knowledge, is no published that analysed outage performance CPF for multi-way relay (MWRC). In this paper, we apply generalized MWRCs. Outage probabilities both non-network coding (Non-NC) are derived. numerical...

10.1109/lcomm.2012.112012.122273 article EN IEEE Communications Letters 2012-11-27

In multiview video (MVV) transmission over wireless multimedia sensor networks (WMSNs), a highly compressed stream is very susceptible to whole-frame losses due channel errors. Currently, most frame concealment methods can only handle 2-D or 3-D with depth, since lost motion vector be recovered utilizing the relationship between color frames and their corresponding depth map. However, generation infeasible in scenario of WMSNs energy constraints computational limitations low-power nodes....

10.1109/jsen.2014.2366511 article EN IEEE Sensors Journal 2014-10-31

Big data and 3D technologies have been successfully leveraged in a variety of industries to improve their efficiency quality. The healthcare sector has lagged the uptake these new technologies. In this article, we propose novel light field (LF)-based telemedicine system. proposed system is able provide life-like tele-consultation experience that provides quality far beyond conventional 2D systems. addition, its embedded video (LFV) format can also facilitate higher level big analysis,...

10.1109/mnet.2016.7474341 article EN IEEE Network 2016-05-01

We investigate the performance of analog network coding (ANC) for multi-hop networks in this letter. With amplify-and-forward (AF) protocol, relays broadcast sum two colliding signals to neighboring nodes, while source node can subtract its own signal from obtain received information. first give transmission scheme expressions n-node m-frame two-way network. For scheme, we derive end-to-end signal-to-noise ratio (SNR) expression. The closed-form expression outage probability generalized is...

10.1109/lcomm.2011.050311.110006 article EN IEEE Communications Letters 2011-05-10

10.1016/j.cmpb.2015.11.002 article EN Computer Methods and Programs in Biomedicine 2015-11-14

Due to the overwhelming complexity of multihop transmission and intermessage interference, only a limited amount research has been carried out in implementation wireless network coding (WNC) for generalized two-way relay channels (MH-TRCs), let alone generalization WNC (MH-WNC) schemes. Our recent paper showed that MH-WNC scheme with fixed two time intervals (TTIs) was unable always outperform conventional non-NC schemes outage performance MH-TRC an arbitrary number nodes. In view this fact,...

10.1109/twc.2014.2336652 article EN IEEE Transactions on Wireless Communications 2014-07-17

Abstract The compute‐and‐forward (CaF) relaying strategy recently proposed by Nazer and Gastpar has been proven to achieve significant improvements in ‘computation rate’ than conventional strategies the multiple‐access channel. Although there have some recent efforts on implementations of CaF, best our knowledge, no published work that analyses outage performance CaF multihop two‐way relay channel (MH‐TRC). In this paper, we extend original (MH‐CaF) investigate MH‐CaF generalised MH‐TRC....

10.1002/ett.2644 article EN Transactions on Emerging Telecommunications Technologies 2013-04-17

We investigate the performance of analog network coding (ANC) for multi-hop networks in this paper. With amplify-and-forward (AF) protocol, relays broadcast sum two colliding signals to neighboring nodes, while source node can subtract its own signal from obtain received information. first give transmission scheme expressions n-node m-frame two-way network. For scheme, we derive end-to-end signal-to-noise ratio (SNR) expression. Without loss generality, closed-form expression outage...

10.1109/wcnc.2011.5779434 article EN IEEE Wireless Communications and Networking Conference 2011-03-01

Wireless network coding for multi-hop two-way relay channels (MH-TRC) has been proven to achieve a significantly improved throughput than non- (Non-NC) schemes. Our previous work showed that the compute-and-forward (MH- CPF) scheme MH-TRC with fixed two transmission time intervals was unable outperform Non-NC in an arbitrary number of nodes. In view this fact, we propose <i xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">I</i> -time- interval ( -TI)...

10.1109/vtcfall.2013.6692212 article EN 2021 IEEE 94th Vehicular Technology Conference (VTC2021-Fall) 2013-09-01

Previous studies in the literature for video transmission over wireless communication systems focused on combating effects of additive channel noise and fading channels without taking impairments physical layer such as phase (PHN) into account. Oscillator impairs performance multi-input multi-output- orthogonal frequency division multiplexing (MIMO-OFDM) providing high data rates applications may lead to decoding failure. In this paper, we propose a light field (LF) system channels, analyze...

10.48550/arxiv.1602.02834 preprint EN other-oa arXiv (Cornell University) 2016-01-01

This paper aims to develop a simple wireless sensor home automation network (WSHAN). The WSHAN is implemented using two different specialised motes, i.e, collector and interface motes. environmental data sampled broadcast by the received motes host. Interface can forward external systems, i.e., climate control, light control alarm while host save for further use. Six testbeds are defined verify accuracy performance of proposed WSHAN. results show that selected sensors deemed be accurate...

10.1049/cp.2011.0295 article EN 2011-01-01

In this paper, we propose a new approach for the design of wireless portable vibration acquisition and analysis instrument. The system can achieve high-speed synchronous data at sample speed 10k samples per second channel. employs Wireless LAN technology to transmission up 54 Mbps. A remote signal scheme based on an embedded is proposed, which achieved via connection between online monitoring diagnosis novel curve display module with two-finger touching zooming technique employed. user...

10.1109/wcins.2010.5541747 article EN 2010-06-01
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