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Node-based successive cancellation list (SCL) decoding has received considerable attention in wireless communications for its significant reduction in decoding latency, particularly with 5G New Radio (NR) polar codes. However, the existing…

Integrated superconducting spectrometers are developing to the point that they are enabling integral field units, providing large area spectral mapping capabilities for astronomy in the sub-millimeter band. However, these integral field…

SRAM-based Analog Compute-in-Memory (ACiM) demonstrates promising energy efficiency for deep neural network (DNN) processing. Nevertheless, efforts to optimize efficiency frequently compromise accuracy, and this trade-off remains…

硬件体系结构 · 计算机科学 2025-09-03 Wenlun Zhang , Shimpei Ando , Yung-Chin Chen , Kentaro Yoshioka

To achieve higher coding efficiency, Versatile Video Coding (VVC) includes several novel components, but at the expense of increasing decoder computational complexity. These technologies at a low bit rate often create contouring and ringing…

图像与视频处理 · 电气工程与系统科学 2021-05-27 Shiba Kuanar , Dwarikanath Mahapatra , Vassilis Athitsos , K. R Rao

Driven by the ultra-high throughput requirements of 6G, wireless communications are migrating to centimeter wave (cmWave) bands to overcome the limitations of current spectral resources. Massive multiple-input multiple-output (MIMO) and…

信号处理 · 电气工程与系统科学 2026-05-20 Ziqi Han , Ziwei Wan , Hengwei Zhang , Keke Ying , Chabalala S. Chabalala , Dapeng Li , Wei Wang , Zhen Gao

This paper proposes a high-throughput energy-efficient Successive Cancellation (SC) decoder architecture for polar codes based on combinational logic. The proposed combinational architecture operates at relatively low clock frequencies…

硬件体系结构 · 计算机科学 2016-01-12 Onur Dizdar , Erdal Arıkan

The \emph{MIDNA} application specific integrated circuit (ASIC) is a skipper-CCD readout chip fabricated in a 65 nm LP-CMOS process that is capable of working at cryogenic temperatures. The chip integrates four front-end channels that…

Over the past few years, silicon photonics-based computing has emerged as a promising alternative to CMOS-based computing for Deep Neural Networks (DNN). Unfortunately, the non-linear operations and the high-precision requirements of DNNs…

Convolutional neural networks (CNNs) have found many applications in tasks involving two-dimensional (2D) data, such as image classification and image processing. Therefore, 2D convolution layers have been heavily optimized on CPUs and…

In this paper, a spatial multiplexing multiple-input multiple-output (MIMO) system when hardware along with RF imperfections occur during the communication setup is analytically investigated. More specifically, the scenario of hardware…

信息论 · 计算机科学 2016-10-06 Nikolaos I. Miridakis , Theodoros A. Tsiftsis

Cross-component linear model (CCLM) prediction has been repeatedly proven to be effective in reducing the inter-channel redundancies in video compression. Essentially speaking, the linear model is identically trained by employing accessible…

多媒体 · 计算机科学 2021-09-01 Junru Li , Meng Wang , Li Zhang , Shiqi Wang , Kai Zhang , Shanshe Wang , Siwei Ma , Wen Gao

In digital baseband processing, the forward error correction (FEC) unit belongs to the most demanding components in terms of computational complexity and power consumption. Hence, efficient implementation of FEC decoders is crucial for next…

信息论 · 计算机科学 2024-06-04 Claus Kestel , Lucas Johannsen , Norbert Wehn

In-memory computing (IMC) with single instruction multiple data (SIMD) setup enables memory to perform operations on the stored data in parallel to achieve high throughput and energy saving. To instruct a SIMD IMC hardware to compute a…

新兴技术 · 计算机科学 2024-12-04 Xingyue Qian , Chenyang Lv , Zhezhi He , Weikang Qian

To unleash the potential of quantum computers, noise effects on qubits' performance must be carefully managed. The decoders responsible for diagnosing noise-induced computational errors must use resources efficiently to enable scaling to…

Analog-to-digital converters (ADCs) play a vital important role in any devices via manipulating analog signals in a digital manner. Given that the amplitude of the signal exceeds the dynamic range of the ADCs, clipping occurs and the…

信号处理 · 电气工程与系统科学 2024-10-28 Jiang Zhu , Junnan Ma , Zhenlong Liu , Fengzhong Qu , Zheng Zhu , Qi Zhang

Cardiac Pacemakers are used to regulate the hearts rhythm and prevent abnormal heart beats. Patients undergo a minimal surgery to get the pacemaker implanted in the body, whereas these devices do have their limitations such as battery life,…

信号处理 · 电气工程与系统科学 2024-09-02 Charan S , Reena Monica P

Integrated sensing and communication (ISAC) is a promising technology in future wireless systems owing to its efficient hardware and spectrum utilization. In this paper, we consider a multi-input multi-output (MIMO) orthogonal frequency…

信号处理 · 电气工程与系统科学 2023-10-24 Peishi Li , Zichao Xiao , Ming Li , Rang Liu , Qian Liu

Integrated sensing and communication (ISAC) is a promising candidate technology for 6G due to its improvement in spectral efficiency and energy efficiency. Orthogonal frequency division multiplexing (OFDM) signal is a mainstream candidate…

信号处理 · 电气工程与系统科学 2025-08-19 Lin Wang , Zhiqing Wei , Xu Chen , Zhiyong Feng

Sound zone control (SZC) implemented using static optimal filters is significantly affected by various perturbations in the acoustic environment, an important one being the fluctuation in the speed of sound, which is in turn influenced by…

音频与语音处理 · 电气工程与系统科学 2024-10-11 Sankha Subhra Bhattacharjee , Jesper Rindom Jensen , Mads Græsbøll Christensen

We propose a novel approach for channel state information (CSI) compression in multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) systems, where the frequency-domain channel matrix is treated as a…

信号处理 · 电气工程与系统科学 2025-02-28 Bumsu Park , Heedong Do , Namyoon Lee