This research paper presents the design and modelling of a Zigbee and IoT-based energy-efficient wireless sensor network (WSN) for railway system monitoring for safety purpose.
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This article gives a review of the current developments of the next generation railway communications, followed by a discussion of the typical services that the 5G-R can provide to intelligent railways.
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Through comprehensive and efficient use of resources, intelligent railways can realize comprehensive sensing, ubiquitous interconnection, and fusion processing of railway equipment, infrastructure, and
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This dissertation presents three designs focusing on power-efficient short-reach optical communication up to hundreds of meters, including one wire-boned optical receiver and two 3D-integrated optical
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Abstract—The rapid development of high-speed railways (HSRs) puts forward high requirements on the corresponding communication system. Millimeter wave (mmWave) can be a promising solution due
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In this chapter, a detector array receiver is proposed that integrates the beam tracking and symbol detection functions in one single unit. This not only simplifies the receiver architecture but also leads
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OSTI.GOV Journal Article: A Monolithic O-Band Coherent Optical Receiver for Energy-Efficient Links
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A series of MS-OTN transmission equipment that supports TDM, packet, and OTN services over a metro or campus optical network, providing cost-effective
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High-speed train systems are rapidly growing in complexity and coverage, demanding efficient high-speed internet services. Existing radio frequency technology struggles to meet these
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Design of energy-efficient optical receiver Li, Yongxin This item is only available for download by members of the University of Illinois community. Students, faculty, and staff at the U of I
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The intelligent reflecting surface (IRS) is considered a promising technology to enhance spectrum and energy efficiency in next-generation HST communication systems.
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Coherent announced major upgrades to its Multi-Rail technology platform, delivering greater efficiency, scale, and speed for the next era of optical
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Keywords—High-speed railway communications, HSR, radio resource m anagement, RRM, optimization design. I. INTRODUCTION have emerged as an efficient way of improving the
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The coherent optical receiver (CORX) leverages a monolithic 45-nm CMOS SOI photonic-enabled process to realize an energy-efficient quadrature phase shift keying (QPSK) demodulation. Co
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Abstract: Receiver sensitivity is a particularly important metric in optical communication links operating at low signal to noise ratios (SNRs), for example in deep-space communication, since it directly limits
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In this study, signalling in railway transportation systems are considered and their working mechanism is investigated. The applications and structures of the communications systems in railway
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We present a systematic study of quantum receivers and modulation methods enabling resource efficient quantum-enhanced optical communication. We introduce quantum-inspired
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The emergence of optical access network technology meets people''s needs. This paper makes an in-depth analysis of optical access network technology in railway communication, aiming at laying a
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Huawei Smart Railway Optical Communication Network enables high-speed, high-bandwidth, and low-latency transmission for railway applications. Discover it.
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In this paper, we consider an intelligent HSR system based on beamwidth-adaptive FSO communication and investigate the coverage
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InnoTrans 2024, themed "The future of mobility", kicked off in Berlin. During the event, Huawei released the industry''s first railway optical communication network solution that supports the fine-grain OTN
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The rapid development of intelligent high-speed railways (HSRs) has significantly improved the transportation efficiency of modern transit systems,
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This section presents a cross section of communication systems for railway transport energy efficiency and traffic safety improvement, focusing on
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Fiber-Optic Solutions for Railway Infrastructure R&M develops infrastructure solutions for the digitalization of rail traffic R&M, the globally active
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During the InnoTrans 2024, Berlin, event themed “The future of mobility”, Huawei released the industry''s first railway optical communication
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The introduction of Integrated Sensing and Communication (ISAC) technology in high-speed railway mobile networks (HSRMNs) addresses reliability concerns within existing railway
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Abstract Conventional free-space optical receivers carry out the beam tracking and symbol detection functions in two separate units inside the receiver. This leads to a more complex
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