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This paper presents the design and the realization of a 60 GHz wireless Gigabit Ethernet communication system. A differential encoded binary phase shift keying modulation (DBPSK) and differential demodulation schemes are adopted for the IF…

Networking and Internet Architecture · Computer Science 2010-11-10 Lahatra Rakotondrainibe , Yvan Kokar , Gheorghe Zaharia , Ghaïs El Zein

For 200Gbit/s net rates, uniform PAM-4, 6 and 8 are experimentally compared against probabilistic shaped PAM-8 cap and cup variants. In back-to-back and 20km measurements, cap shaped 80GBd PAM-8 outperforms 72GBd PAM-8 and 83GBd PAM-6 by up…

In the millimeter wave (30-300 GHz) and Terahertz (0.1-10 THz) frequency bands, high spreading loss and molecular absorption often limit the signal transmission distance and coverage range. In this paper, four directions to tackle the…

Signal Processing · Electrical Eng. & Systems 2019-02-14 Ian F. Akyildiz , Chong Han , Shuai Nie

In 2015, the IEEE 802.15.4 standard was expanded by the Deterministic and Synchronous Multi-Channel Extension (DSME) to increase reliability, scalability and energy-efficiency in industrial applications. The extension offers a…

Networking and Internet Architecture · Computer Science 2020-09-29 Florian Meyer , Ivonne Mantilla-González , Volker Turau

A potential tremendous spectrum resource makes millimeter wave (mmWave) communications a promising technology. High power consumption due to a large number of antennas and analog-to-digital converters (ADCs) for beamforming to overcome the…

Information Theory · Computer Science 2017-10-31 Junmo Sung , Jinseok Choi , Brian L. Evans

To achieve high rate of Multi-Giga-bits-per-second for multimedia applications at personal area level, 60 GHz communication technologies are most potential candidates. Due to some special characteristics of 60 GHz band of frequencies and…

Networking and Internet Architecture · Computer Science 2019-07-29 Muhammad Bilal , Moonsoo Kang

We experimentally demonstrate a net-rate 503.61-Gbit/s discrete multitone (DMT) transmission over 10-km 7-core fiber with 1.5-\mu m single mode VCSEL, where low-complexity kernelrecursive-least-squares algorithm is employed for nonlinear…

We successfully transmitted a net 582-Gb/s probabilistically shaped PAM12 C-band signal over 11-km dispersion-shifted fibre and net 4$\times$526-Gb/s uniform PAM8 O-band signals over 2-km four-core fibre using a single-carrier 216-GBd IMDD…

We demonstrate, for the first time, a b-modulated dual-polarisation NFDM transmission in simulation, achieving a record net data rate of 400 Gbps (SE of 7.2 bit/s/Hz) over 960 km. The proposed scheme shows 1 dB Q-factor improvement over…

Signal Processing · Electrical Eng. & Systems 2019-05-22 Xianhe Yangzhang , Vahid Aref , Son T. Le , Henning Buelow , Polina Bayvel

The high hardware complexity of a massive MIMO base station, which requires hundreds of radio chains, makes it challenging to build commercially. One way to reduce the hardware complexity and power consumption of the receiver is to lower…

Information Theory · Computer Science 2017-09-15 Christopher Mollén , Junil Choi , Erik G. Larsson , Robert W. Heath

Silicon photonics promises to address the challenges for next-generation short-reach optical interconnects. Growing bandwidth demand in hyper-scale data centers and high-performance computing motivates the development of faster and…

The concept of continuous-aperture multiple-input multiple-output (CAP-MIMO) technology has been proposed recently, which aims at achieving high spectrum efficiency by deploying extremely dense antennas or even continuous antennas in a…

Information Theory · Computer Science 2023-02-01 Zhongzhichao Wan , Jieao Zhu , Linglong Dai

Wireless communications along with the Internet has been the most transformative technology in the past 50 years. We expect that wireless data growth driven by new mobile applications, need to connect all humankind (not just 1/3) as well as…

Networking and Internet Architecture · Computer Science 2015-09-16 Farooq Khan

Measurement of available path capacity with high accuracy over high-speed links deployed in cloud and transport networks is vital for performance assessment and traffic engineering. Methods for measuring the available path capacity rely on…

Networking and Internet Architecture · Computer Science 2025-02-03 Ganapathy Raman Madanagopal , Christofer Flinta , Andreas Johnsson , Farnaz Moradi , Daniel Turull

An accurate analytical form of the achievable bit error rate in the presence of multipath interference (MPI) is proposed for PAM4 for the first time, taking into account an ideal MPI estimate and compensation.

Information Theory · Computer Science 2025-10-02 Wing Chau Ng , Scott Yam

In this article, the performance of a fixed grid network is examined for various modulation formats to estimate the system's capacity and spectral efficiency. The optical In-phase Quadrature Modulator structure is used to build a fixed grid…

Networking and Internet Architecture · Computer Science 2023-10-20 Adarsha M , S. Malathi , Santosh Kumar

WiMax is a promising network of today industry. It provides P2P and P2MP point to multipoint broadband services up to thirty miles. Its operational frequency range is 10 GHz to 60 GHz. It provides data rate of 75Mbps per channel; with an…

Networking and Internet Architecture · Computer Science 2013-10-23 Safeeullah Soomro , Adnan Alam Khan , Abdul Ghafoor Memon , Asim Iftikhar , Maree Mujeeb-u-Rehman

We generate and transmit 75-GHz-bandwidth OFDM signals over the air using three mutually frequency-locked lasers, achieving minimal frequency gap between the wireless W and D bands using optical-assisted approaches, resulting in 173.5 Gb/s…

Signal Processing · Electrical Eng. & Systems 2023-11-09 Zichuan Zhou , Amany Kassem , James Seddon , Eric Sillekens , Izzat Darwazeh , Polina Bayvel , Zhixin Liu

We report an industry leading optical dense wavelength division multiplexing (DWDM) field trial with line rates per channel exceeding 1.66 Tb/s using 130 GBaud dual-polarization probabilistic constellation shaping 256-ary quadrature…

As the number of electronic components in the car increases, the requirement for the higher data transmission scheme among them is on the sharp rise. Controller area network (CAN) has been widely adopted to support the in-car communications…

Information Theory · Computer Science 2015-05-22 Suwon Kang , Sungmin Han , Seungik Cho , Donghyuk Jang , Hyuk Choi , Ji-Woong Choi