Geza Koczian

ORCID: 0000-0003-3207-2087
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About
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Research Areas
  • Advanced Wireless Communication Technologies
  • Power Line Communications and Noise
  • Video Coding and Compression Technologies
  • Electromagnetic Compatibility and Noise Suppression
  • IoT and Edge/Fog Computing
  • Image and Video Quality Assessment
  • Telecommunications and Broadcasting Technologies
  • Caching and Content Delivery
  • Acoustic Wave Phenomena Research
  • Millimeter-Wave Propagation and Modeling
  • Advanced MIMO Systems Optimization
  • Wireless Body Area Networks
  • Vehicular Ad Hoc Networks (VANETs)
  • Software-Defined Networks and 5G
  • Network Packet Processing and Optimization
  • RFID technology advancements
  • Interconnection Networks and Systems
  • Advanced Optical Network Technologies
  • Wireless Communication Security Techniques
  • IoT Networks and Protocols
  • Cryptographic Implementations and Security
  • Advanced Battery Technologies Research
  • DNA and Biological Computing
  • Advanced Photonic Communication Systems
  • graph theory and CDMA systems

University of Essex
2015-2024

5G networks aims to tackle the complex demands of emerging business paradigms, such as Smart Cities, eHealth, and Industry 4.0. In this paper, a hierarchical, distributed-intelligence architecture is described, offering low latency, security, open access features intrinsic its design. SDN NFV principles are employed create networking solution applicable large number high-specification use case scenarios.

10.1109/eucnc.2016.7561040 article EN 2016-06-01

Abstract CHARISMA aims to tackle low‐latency and end‐to‐end security for converged fixed/wireless 5G networks in order meet the complex demands of emerging business paradigms, such as Smart Cities, eHealth Industry 4.0. In this paper, we present key drivers requirements towards a hierarchical, distributed‐intelligence architecture, supporting low latency, open access features intrinsic its design. We also investigate perspective proposed solution changes that can be foreseen telecom...

10.1002/ett.3072 article EN Transactions on Emerging Telecommunications Technologies 2016-07-22

We describe low end-to-end latencies of 6.69 ms in the 5G CHARISMA network, that has been optimised for both device and system technologies speed, as well with its virtualised, hierarchical distributed, edge-centric architecture, processes data near possible to their source destination. Such an ultra-high speed network can be utilised intelligent transport (ITS) applications, we a public bus-based use case takes advantage capabilities.

10.1109/icton.2017.8025024 article EN 2017-07-01

Next-generation 5G converged networks need to support applications requiring ultra-high speed wireless links exceeding 1 Gb/s, e.g. large file transfer and high definition video streaming, for D2D D2I communications. Here, we describe networking throughput beyond gigabit rates employing the 24 GHz (unlicensed ISM), 60 (802.11ad standard) bands. 802.11ad offers available spectrum (>8.6 GHz) defines protocols enable intensive such as uncompressed video. Investigation of real-time, 24-GHz, data...

10.1109/noc.2015.7238620 article EN 2015-06-01

The migration of professional audio systems towards Ethernet-based networking allows optimisation software to maximise key performance indicators (KPIs) such as the power required for particular applications.In this study, we focus on minimising peak requirements by use supercapacitors (SCs) demand smoothing with Class D amplification at least 600 W root mean square (rms) output.Depending content, a maximum r.m.s output music programme is shown draw just 60 (10% rms) average.Our studies used...

10.1109/access.2024.3450349 article EN cc-by IEEE Access 2024-01-01

From the clients' side, future generations of railway passenger services should deliver on-board data rate that exceed customer expectations. infrastructure perspective safety, security, maintenance and crime prevention must be enhanced in line with reduced journey times even on international services. At present, gross information capacity intra-train guided media at 100s Mbit/s is already inadequate ( Kbit/s per user) as roll-out 5G technologies continues apace. This paper presents a new...

10.23919/wons.2019.8795504 article EN 2019-01-01

The next generation of railway customer-oriented services are expected to generate a large volume data ( <inline-formula xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink"><tex-math notation="LaTeX">$\approx$</tex-math></inline-formula> 10s TB). As result, passengers' applications, safety, security, and Internet-on-Board (IoB) sensors challenge current Train Communication Networks. With the present Ethernet Backbone (ETB) specification just 100 Mbit/s...

10.1109/tvt.2023.3315516 article EN cc-by-nc-nd IEEE Transactions on Vehicular Technology 2023-09-14
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