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2024 International Conference on Electronics, Information, and Communication (ICEIC)最新文献

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Building an Inference Server Platform for Large Language Models Using Dataflow PIM Platform 利用数据流 PIM 平台构建大型语言模型推理服务器平台
Pub Date : 2024-01-28 DOI: 10.1109/ICEIC61013.2024.10457213
Kyu Hyun Choi, Taeho Hwang
Processing-in-Memory (PIM) has garnered attention as a platform for large language model inference due to its ability to perform computations within memory, leveraging the internal bandwidth of memory components. In data center environments, to execute AI models across multiple nodes, an inference server is typically deployed at the data center's frontend. This server orchestrates the assignment of AI inference tasks to the appropriate nodes. This paper presents the construction of an open source-based inference server designed for easy deployment of a PIM platform grounded in data flow architecture within a data center setting. We have conducted operational tests on large language models to validate the efficacy of our approach.
内存处理(PIM)能够利用内存组件的内部带宽在内存中执行计算,因此作为大型语言模型推理平台备受关注。在数据中心环境中,为了在多个节点上执行人工智能模型,通常会在数据中心的前端部署一个推理服务器。该服务器负责将人工智能推理任务分配到相应的节点。本文介绍了一个基于开源的推理服务器的构建过程,其设计目的是在数据中心环境中轻松部署一个以数据流架构为基础的 PIM 平台。我们对大型语言模型进行了运行测试,以验证我们方法的有效性。
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引用次数: 0
A Dynamic Gesture Recognition Algorithm Using Single Halide Perovskite Photovoltaic Cell for Human-Machine Interaction 利用单卤化物过氧化物光伏电池实现人机交互的动态手势识别算法
Pub Date : 2024-01-28 DOI: 10.1109/ICEIC61013.2024.10457182
An Kyung-Chan, Jun-Ying Li, Chu-Feng Yang, Ng Si En Timothy, Shibi Varku, Qinjie Wu, Priyanka Kajal, N. Mathews, Arindam Basu, Tony Tae-Hyoung Kim
This work presents a hand gesture recognition system for a single photovoltaic(PV) cell and provides a comparison and insight into several gesture recognition algorithms. The photovoltaic cell based on halide perovskites is used for a single sensor for hand gesture recognition. The multi-layer perceptron(MLP) classification algorithm was selected to recognize hand gestures from a PV cell after testing and comparing different algorithms. Using the proposed MLP classification algorithm, our proposed hand-gesture recognition system can provide 100% accuracy on our collected dataset.
本作品介绍了一种用于单个光伏电池的手势识别系统,并对几种手势识别算法进行了比较和深入分析。基于卤化物磷酸盐的光伏电池被用作手势识别的单一传感器。在对不同算法进行测试和比较后,选择了多层感知器(MLP)分类算法来识别光伏电池的手势。通过使用所提出的 MLP 分类算法,我们所提出的手势识别系统在所收集的数据集上的准确率达到了 100%。
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引用次数: 0
Hardware and Software Co-Simulation Methodology for Processing-in-Memory Bitcell application 内存处理比特杯应用的软硬件协同仿真方法
Pub Date : 2024-01-28 DOI: 10.1109/ICEIC61013.2024.10457160
Jae-Gun Lee, Shin-Uk Kang, Min-Seong Choo
This paper proposes a reliable design methodology for processing-in-memory (PIM) Macro design. Instead of focusing on neural network training and inferencing in full precision, whether deep neural network (DNN) or convolutional neural network (CNN), we present an efficient and accurate performance evaluation methodology through simulation that considers the characteristics of actual bitcells in use. Additionally, we suggest necessary hardware design constraints to achieve high accuracy.
本文为内存处理(PIM)宏设计提出了一种可靠的设计方法。无论是深度神经网络 (DNN),还是卷积神经网络 (CNN),我们都没有把重点放在完全精确的神经网络训练和推理上,而是通过仿真提出了一种高效、精确的性能评估方法,该方法考虑到了实际使用的比特单元的特性。此外,我们还提出了实现高精度所需的硬件设计限制。
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引用次数: 0
Optimized Transform Entropy Decoding Architecture for VDC-M 针对 VDC-M 的优化变换熵解码架构
Pub Date : 2024-01-28 DOI: 10.1109/ICEIC61013.2024.10457243
Saeyeon Kim, Sohyeon Kim, Hannah Yang, Heejin Roh, Jiyoung Lee, Ji-Hoon Kim
The importance of video compression technology is highly emphasized according to the advancement of display technology which plays a crucial role in many industries. Video compression technology is important in the aspect of reducing bandwidth usage, optimizing storage space, and enhancing the efficiency of data transmission. Video Electronics Standards Association (VESA) Display Compression-M (VDC-M) video compression standard [1], as released by the VESA, shows high compression ratio and high performance. In this paper, we propose a hardware architecture for transform entropy decoding which supports the VDC-M standard. It can extract and align quantized coefficients which are transmitted from encoder to decoder for reconstruction. The utilization of optimized entropy coding techniques enhances the overall performance, making the proposed hardware architecture contribute to advanced video compression in modern display technologies.
随着显示技术的发展,视频压缩技术的重要性得到了高度重视,而显示技术在许多行业中都发挥着至关重要的作用。视频压缩技术在减少带宽使用、优化存储空间和提高数据传输效率方面具有重要意义。视频电子标准协会(VESA)发布的显示压缩-M(VDC-M)视频压缩标准[1]显示了高压缩比和高性能。本文提出了一种支持 VDC-M 标准的变换熵解码硬件架构。它可以提取并对齐量化系数,然后从编码器传输到解码器进行重构。利用优化的熵编码技术提高了整体性能,使所提出的硬件架构有助于在现代显示技术中实现先进的视频压缩。
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引用次数: 0
A CMOS Analog Front-End for Hall Sensor Readout IC 霍尔传感器读出集成电路的 CMOS 模拟前端
Pub Date : 2024-01-28 DOI: 10.1109/ICEIC61013.2024.10457102
Kang-Il Cho, Jun-Ho Boo, Jae-Geun Lim, Gil-Cho Ahn
This paper presents a CMOS analog front-end (AFE) for hall sensor readout IC. A three- operational amplifier-based instrumentation amplifier (IA) is employed for low noise amplification with high common mode rejection ratio. To address the input offset of the hall magnetic sensor, an internal offset cancellation circuit using a R-2R DAC is adopted. A 2nd order incremental ADC is used to convert the amplified analog input into 16-bit digital output. The proposed AFE is implemented in an 80nm CMOS process. It achieves a 6.8nV2 of the output noise power at a voltage gain of 40V/V and consumes 16.8mW from a 2.8V power supply.
本文介绍了一种用于霍尔传感器读出集成电路的 CMOS 模拟前端(AFE)。它采用了一个基于三运算放大器的仪表放大器 (IA),以实现具有高共模抑制比的低噪声放大。为解决霍尔磁传感器的输入偏移问题,采用了一个使用 R-2R DAC 的内部偏移消除电路。二阶增量式 ADC 用于将放大的模拟输入转换为 16 位数字输出。拟议的 AFE 采用 80 纳米 CMOS 工艺实现。在电压增益为 40V/V 时,输出噪声功率为 6.8nV2,2.8V 电源功耗为 16.8mW。
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引用次数: 0
Parallel Processing of 3D Object Recognition by Fusion of 2D Images and LiDAR for Autonomous Driving 通过融合二维图像和激光雷达并行处理三维物体识别,实现自动驾驶
Pub Date : 2024-01-28 DOI: 10.1109/ICEIC61013.2024.10457186
Heuijee Yun, Daejin Park
At the moment, autonomous driving requires a lot of sensors: cameras, lidar, etc. It takes a lot of time and resources to process all the input data from these sensors. In this paper, we reduce the processing time and resources of lidar and camera data by parallelizing the input data of autonomous vehicles. Cameras mounted on autonomous vehicles are often wide-angle or have multiple angles of view. These multiple camera inputs are flattened and processed in parallel, and then YOLO is used to combine the 3D data from the lidar with the 2D inputs from the camera. By combining cameras from multiple angles and processing them in parallel, except where they overlap, you can reduce the time it would take to process each image serially. This algorithm is also highly scalable as it can be applied to a single camera rather than multiple camera sensors. Experiments were conducted using KITTY and YOLO with labelled 3D lidar data and 2D image data. The FPS is 7.98, which is fast, and the parallel processing reduces the time by about 1.4 times.
目前,自动驾驶需要大量传感器:摄像头、激光雷达等。处理这些传感器的所有输入数据需要耗费大量时间和资源。在本文中,我们通过并行处理自动驾驶车辆的输入数据,减少了激光雷达和摄像头数据的处理时间和资源。自动驾驶车辆上安装的摄像头通常是广角或多视角的。这些多角度的摄像头输入数据会被扁平化并行处理,然后使用 YOLO 将激光雷达的三维数据与摄像头的二维输入数据结合起来。通过将多角度的相机组合起来并行处理(重叠部分除外),可以减少串行处理每幅图像所需的时间。这种算法还具有很强的可扩展性,因为它可以应用于单个摄像头,而不是多个摄像头传感器。我们使用 KITTY 和 YOLO 对标有三维激光雷达数据和二维图像数据进行了实验。FPS 为 7.98,速度很快,并行处理时间缩短了约 1.4 倍。
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引用次数: 0
PSP Model-Based Emulation Method for Geometry-Dependent Cryogenic Effects in 28-nm Bulk CMOS Technology 基于 PSP 模型的仿真方法,用于 28 纳米 Bulk CMOS 技术中与几何相关的低温效应
Pub Date : 2024-01-28 DOI: 10.1109/ICEIC61013.2024.10457168
Seunghoon Yi, Hee-Cheol Joo, Seung Chae Jung, Yoochang Kim, Young-Ha Hwang
An emulation method for geometry-dependent cryogenic effects in bulk CMOS technology based on the PSP model is proposed. By properly selecting and adjusting geometry- and temperature-independent/dependent parameters in the PSP model, characteristic changes of transistors due to cryogenic effects can be emulated using existing commercial process design kits (PDKs). To emulate the increased threshold voltage (Vth) and mobility (μ) due to cryogenic effects, the parameter values of VFBO, STBETO, and STMUEO are modified. To model the geometry-dependent cryogenic effects, the parameter values of STVFBLW and STVFBL for Vth and STBETL for μ are modified. To validate the proposed method, a 23-stage inverter-based ring oscillator was designed and evaluated, using the proposed emulation method based on commercial PDK of 28-nm bulk CMOS technology.
本文提出了一种基于 PSP 模型的仿真方法,用于仿真块状 CMOS 技术中与几何相关的低温效应。通过适当选择和调整 PSP 模型中与几何和温度无关/相关的参数,可以利用现有的商用工艺设计工具包(PDK)模拟低温效应引起的晶体管特性变化。为了模拟低温效应导致的阈值电压 (Vth) 和迁移率 (μ),需要修改 VFBO、STBETO 和 STMUEO 的参数值。为了模拟与几何相关的低温效应,修改了 Vth 的 STVFBLW 和 STVFBL 参数值以及 μ 的 STBETL 参数值。为了验证所提出的方法,使用所提出的仿真方法,基于 28 纳米批量 CMOS 技术的商用 PDK,设计并评估了一个基于 23 级逆变器的环形振荡器。
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引用次数: 0
Internal Compensation X-Ray Detector Pixel Circuit with IGZO TFT and Perovskite Single Crystal 采用 IGZO TFT 和 Perovskite 单晶的内部补偿 X 射线探测器像素电路
Pub Date : 2024-01-28 DOI: 10.1109/ICEIC61013.2024.10457199
Janghoo Lee, Youngjin Kim, Hyekang Park, Seoyun Kim, Seyong Choi, S. Moon, Wei Lei, Byoung Seong Bae
The flat panel detector (FPD) detecting X-ray has several applications like medical imaging, security checks, and industrial inspection. Nowadays, an active pixel sensor (APS) is applied for X-ray detectors composed of three transistors normally. One is for reset of the circuit and the other two are for amplification and readout. This fundamental structure offers advantages in terms of high resolution, rapid detection speed, and heightened sensitivity. However, the output signal is reliant on electrical parameters, particularly the threshold voltage and mobility of the amplifying transistor, which can vary for various reasons. To mitigate this variability, compensation methods, both internal and external, have been explored. In this research, we introduce an innovative internal compensation pixel circuit tailored for X-ray detectors and validate its performance through simulations based on amorphous indium-gallium-zinc-oxide (a-IGZO) thin-film transistors (TFTs). The simulation results indicate that our proposed pixel circuit demonstrates remarkable resilience, with only a -0.16% and 0.04% error rate when threshold voltage variation falls within the range of ±0.5 V, in contrast to the 10% variation observed in conventional pixel circuits.
探测 X 射线的平板探测器(FPD)有多种应用,如医疗成像、安全检查和工业检测。如今,有源像素传感器(APS)被应用于 X 射线探测器,通常由三个晶体管组成。其中一个用于电路复位,另外两个用于放大和读出。这种基本结构具有分辨率高、检测速度快和灵敏度高等优点。然而,输出信号依赖于电气参数,特别是放大晶体管的阈值电压和迁移率,这些参数会因各种原因而变化。为了减少这种变化,人们探索了内部和外部补偿方法。在这项研究中,我们介绍了一种为 X 射线探测器量身定制的创新型内部补偿像素电路,并通过基于非晶铟镓锌氧化物(a-IGZO)薄膜晶体管(TFT)的仿真验证了其性能。仿真结果表明,我们提出的像素电路具有出色的恢复能力,当阈值电压变化在 ±0.5 V 范围内时,误差率仅为 -0.16% 和 0.04%,而传统像素电路的误差率为 10%。
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引用次数: 0
Improving ASR Performance with OCR Through Using Word Frequency Difference 利用词频差提高自动识别和光学字符识别性能
Pub Date : 2024-01-28 DOI: 10.1109/ICEIC61013.2024.10457220
Kyudan Jung, Seungmin Bae, Nam Joon Kim, Hyun Gon Ryu, Hyuk-Jae Lee
Recently, there has been a growing interest in conversational artificial intelligence (AI). As a result, research is actively being conducted on automatic speech recognition (ASR) to facilitate interactions between humans and machines. This paper proposes a system that enhances ASR performance. The proposed method accumulates images captured from lecture videos in real-time every 30 seconds. The frequency ratios between text data from captured images and text data calculated offline from over 333K are used to improve the ASR performance. Experimental results showed that the word error rate (WER) decreased by a maximum of 0.68% compared to using only the traditional ASR. Especially, the recognition rate for specialized terms frequently used in lectures showed an improvement of 64%.
最近,人们对对话式人工智能(AI)的兴趣与日俱增。因此,人们正在积极开展自动语音识别(ASR)方面的研究,以促进人类与机器之间的互动。本文提出了一种可提高 ASR 性能的系统。所提出的方法每 30 秒实时累积从讲座视频中捕获的图像。捕获图像中的文本数据与从超过 333K 文本数据中离线计算出的文本数据之间的频率比被用来提高 ASR 性能。实验结果表明,与仅使用传统 ASR 相比,词错误率(WER)最大降低了 0.68%。特别是对讲座中常用专业术语的识别率提高了 64%。
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引用次数: 0
Physical Unclonable Function Using Programmable Delay Lines 使用可编程延迟线的物理不可解功能
Pub Date : 2024-01-28 DOI: 10.1109/ICEIC61013.2024.10457091
Jiho Park, Heehun Yang, Donghun Lee, Hoyoung Yoo
In this paper, we propose a novel Ring-Oscillator Physical Unclonable Functions (RO-PUF) architecture using Programmable Delay Lines (PDL) in Field Programmable Gate Arrays (FPGA). Our proposed PUF uses PDL to change the propagation path inside the Look Up Table (LUT), thereby changing the output of RO. Depending on the output of the changed RO, different response outputs occur for the same RO-PUF architecture and challenge input. We have examined how the challenge-response pairs of the proposed PUF structure change according to the PDL. Additionally, we have analyzed the performance changes of the proposed PUF, finding that HDinter showed a maximum difference of 7. 1248%, and HDintra showed a maximum difference of 3.9731%. We confirm that the performance of the proposed PUF structure can vary depending on the PDL, and our research results will provide an optimal PUF structure solution to enhance the performance of PUF.
本文利用现场可编程门阵列(FPGA)中的可编程延迟线(PDL),提出了一种新型环振荡器物理不可解函数(RO-PUF)架构。我们提出的 PUF 使用 PDL 来改变查找表(LUT)内的传播路径,从而改变 RO 的输出。对于相同的 RO-PUF 架构和挑战输入,根据改变后的 RO 输出,会出现不同的响应输出。我们研究了拟议 PUF 结构的挑战-响应对如何根据 PDL 发生变化。此外,我们还分析了拟议 PUF 的性能变化,发现 HDinter 的最大差异为 7.1248%,HDintra 的最大差异为 3.9731%。我们证实,拟议 PUF 结构的性能会因 PDL 的不同而变化,我们的研究成果将为提高 PUF 性能提供最佳 PUF 结构解决方案。
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引用次数: 0
期刊
2024 International Conference on Electronics, Information, and Communication (ICEIC)
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