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Related papers: All-Analog Adaptive Equalizer for Coherent Data Ce…

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This work proposes a novel adaptive background compensation scheme for frequency interleaved digital-to-analog converters (FI-DACs). The technique is applicable to high speed digital transceivers such as those used in coherent optical…

Signal Processing · Electrical Eng. & Systems 2020-07-07 Agustín C. Galetto , Benjamín T. Reyes , Damián A. Morero , Mario R. Hueda

Data center interconnects (DCIs) will have to support throughputs of 400 Gbps or more per wavelength in the near future. To achieve such high data rates, coherent modulation and detection is used, which conventionally requires high-speed…

Signal Processing · Electrical Eng. & Systems 2022-02-21 Shivangi Chugh , Rakesh Ashok , Punit Jain , Sana Naaz , Aboobackkar Sidhique , Shalabh Gupta

Analog to digital converters (ADCs) are a major contributor to the power consumption of multiple-input multiple-output (MIMO) receivers in large bandwidth millimeter-wave systems. Prior works have considered two mitigating solutions to…

Information Theory · Computer Science 2025-02-25 Marian Temprana Alonso , Xuyang Liu , Hamidreza Aghasi , Farhad Shirani

A novel background calibration technique for Time-Interleaved Analog-to-Digital Converters (TI-ADCs) is presented in this paper. This technique is applicable to equalized digital communication receivers. As shown by Tsai et al. [1] and Luna…

Signal Processing · Electrical Eng. & Systems 2022-04-12 Fredy Solis , Benjamín T. Reyes , Damián A. Morero , Mario R. Hueda

To support the boosting interconnect capacity of the AI-related data centers, novel techniques enabled high-speed and low-cost optics are continuously emerging. When the baud rate approaches 200 GBaud per lane, the bottle-neck of…

Analog to Digital Converters (ADCs) are a major contributor to the energy consumption on the receiver side of millimeter-wave multiple-input multiple-output (MIMO) systems with large antenna arrays. Consequently, there has been significant…

Information Theory · Computer Science 2022-02-08 Farhad Shirani , Hamidreza Aghasi

Analog-to-digital converters (ADCs) allow physical signals to be processed using digital hardware. Their conversion consists of two stages: Sampling, which maps a continuous-time signal into discrete-time, and quantization, i.e.,…

Signal Processing · Electrical Eng. & Systems 2023-01-25 Nir Shlezinger , Ariel Amar , Ben Luijten , Ruud J. G. van Sloun , Yonina C. Eldar

With the advent of the 5G wireless networks, achieving tens of gigabits per second throughputs and low, milliseconds, latency has become a reality. This level of performance will fuel numerous real-time applications, such as autonomy and…

Signal Processing · Electrical Eng. & Systems 2020-09-14 Ashkan Samiee , Yiming Zhou , Tingyi Zhou , Bahram Jalali

Coherent technology inherent with more availabledegrees of freedom is deemed a competitive solution for nextgeneration ultra-high-speed short-reach optical interconnects.However, the fatal barriers to implementing the conventiona.coherent…

Signal Processing · Electrical Eng. & Systems 2024-03-19 Wei Wang , Dongdong Zou , Zhenpeng Wu , Qi Sui , Xingwen Yi , Fan Li , Chao Lu , Zhaohui Li

To satisfy the growing throughput demand of data-intensive applications, the performance of optical communication systems increased dramatically in recent years. With higher throughput, more advanced equalizers are crucial, to compensate…

Hardware Architecture · Computer Science 2024-05-07 Jonas Ney , Christoph Füllner , Vincent Lauinger , Laurent Schmalen , Sebastian Randel , Norbert Wehn

This paper presents a discrete-time analog frontend for an analog-to-digital (ADC) based equalizers. The frontend uses a discrete-time linear equalizer (DTLE) and ultralow-power 4-bit time-interleaved charge-steering flash ADC. The DTLE…

Signal Processing · Electrical Eng. & Systems 2019-02-04 Mostafa Ayesh , Sameh Ibrahim , Mohamed M. Aboudina

All-digital millimeter-wave (mmWave) massive multi-user multiple-input multiple-output (MU-MIMO) receivers enable extreme data rates but require high power consumption. In order to reduce power consumption, this paper presents the first…

Signal Processing · Electrical Eng. & Systems 2021-07-26 Oscar Castañeda , Zachariah Boynton , Seyed Hadi Mirfarshbafan , Shimin Huang , Jamie C. Ye , Alyosha Molnar , Christoph Studer

With the advancement in the field of the Internet of Things(IoT) and Internet of Bodies(IoB), video camera applications using Video Sensor Nodes(VSNs) have gained importance in the field of autonomous driving, health monitoring, robot…

Signal Processing · Electrical Eng. & Systems 2024-07-17 Gourab Barik , Gaurav Kumar K , Baibhab Chatterjee , Shovan Maity , Sumon Bose , Shreyas Sen

For 5G it will be important to leverage the available millimeter wave spectrum. To achieve an approximately omni- directional coverage with a similar effective antenna aperture compared to state of the art cellular systems, an antenna array…

Information Theory · Computer Science 2018-07-04 Kilian Roth , Hessam Pirzadeh , A. Lee Swindlehurst , Josef A. Nossek

Intensity-modulation direct-detection links must support increasing baudrates and transmission distances while operating under stringent power and cost constraints. However, as data rates and reaches increase, chromatic dispersion induces…

Digital-to-analog converters (DAC) are indispensable functional units in signal processing instrumentation and wide-band telecommunication links for both civil and military applications. Since photonic systems are capable of high data…

Signal Processing · Electrical Eng. & Systems 2020-12-07 Jiawei Meng , Mario Miscuglio , Jonathan K. George , Aydin Babakhani , Volker J. Sorger

Wireless systems with inband full-duplex transceiver typically require multiple lines of defense against the effect of harsh self-interference, specifically, to avoid saturation of the analog-to-digital converter (ADC) in the receiver. We…

Signal Processing · Electrical Eng. & Systems 2025-03-12 Niklas Knaepper , Gerald Enzner , Aleksej Chinaev

Low resolution analog-to-digital converters (ADCs) can be employed to improve the energy efficiency (EE) of a wireless receiver since the power consumption of each ADC is exponentially related to its sampling resolution and the hardware…

Signal Processing · Electrical Eng. & Systems 2020-03-11 Aryan Kaushik , Christos Tsinos , Evangelos Vlachos , John Thompson

Analog neuromorphic photonic processors are uniquely positioned to harness the ultrafast bandwidth and inherent parallelism of light, enabling scalability, on-chip integration and significant improvement in computational performance.…

In this paper, we provide an analytical framework for full-duplex (FD) massive multiple-input multiple-output (MIMO) cellular networks with low resolution analog-to-digital and digital-to-analog converters (ADCs and DACs). Matched filters…

Signal Processing · Electrical Eng. & Systems 2022-09-07 Elyes Balti , Brian L. Evans
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