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2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)最新文献

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GaN High Frequency Small Switching Power Module GaN高频小开关电源模块
2020 IEEE 2nd International Conference on Circuits and Systems (ICCS) Pub Date : 2020-12-10 DOI: 10.1109/ICCS51219.2020.9336614
Jianhua Wu, Wei He, Jian Li, Xinke Liu
{"title":"GaN High Frequency Small Switching Power Module","authors":"Jianhua Wu, Wei He, Jian Li, Xinke Liu","doi":"10.1109/ICCS51219.2020.9336614","DOIUrl":"https://doi.org/10.1109/ICCS51219.2020.9336614","url":null,"abstract":"With the development of modern electronic power technology, how to solve the miniaturization of switching power supply modules is the problem of technological development. As the GaN HEMT (Gallium Nitride High Electron Mobility Transistor) device as the third generation of semiconductor devices with high current density, small parasitic capacitance and other advantages, making it in the field of switching power supply to solve the high-frequency, miniaturization, improve the power density of the problem, provides a new solution ideas. In this paper, a switching power supply topology circuit structure is used in which gallium nitride power transistors are used instead of switching tubes. At the drive stage, the influence of parasitic parameters on the drive stage signal is analyzed by simulation software to improve the design of the drive signal circuit. The control scheme employs soft-switching technology to implement a compact, high-frequency, high power density power module based on GaN power devices.","PeriodicalId":193552,"journal":{"name":"2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130337962","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Estimate of Information Pervasion Based on Turbulence Model 基于湍流模型的信息扩散估计
2020 IEEE 2nd International Conference on Circuits and Systems (ICCS) Pub Date : 2020-12-10 DOI: 10.1109/ICCS51219.2020.9336588
Yang Liu
{"title":"Estimate of Information Pervasion Based on Turbulence Model","authors":"Yang Liu","doi":"10.1109/ICCS51219.2020.9336588","DOIUrl":"https://doi.org/10.1109/ICCS51219.2020.9336588","url":null,"abstract":"This paper analyzed similarity of status between fluid motion and information dissemination, and then proposed an estimate of information pervasion based on turbulence model which defined laminar flow of information and turbulent flow of information to research the direction and the influence domain of information flow. To describe the process of the information dissemination and estimate the potential energy of information impact, this paper built flow field of information flow and defined the attributes of the flow field. Based on the flow field of information, an estimate of the information pervasion and the potential energy from different perspectives.","PeriodicalId":193552,"journal":{"name":"2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125314110","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Design of Low-Noise X-band Frequency Source Based on DDS-PLL 基于DDS-PLL的低噪声x波段频率源设计
2020 IEEE 2nd International Conference on Circuits and Systems (ICCS) Pub Date : 2020-12-10 DOI: 10.1109/ICCS51219.2020.9336603
P. Yao, Leijun Xu, Zhenhua Sun
{"title":"Design of Low-Noise X-band Frequency Source Based on DDS-PLL","authors":"P. Yao, Leijun Xu, Zhenhua Sun","doi":"10.1109/ICCS51219.2020.9336603","DOIUrl":"https://doi.org/10.1109/ICCS51219.2020.9336603","url":null,"abstract":"This paper proposes a DDS directly excites PLL frequency source, which is small, portable, stable, low-phase noise and fast frequency hopping. In the design, the loop bandwidth, phase margin, and phase detection frequency are set rationally through theoretical calculations, while coplanar waveguide, horseshoe-shaped etching, and continuous impedance are used to improve system performance. The frequency range of PLL is from 8.5GHz to 9.5GHz. The phase noise is −115dBc at 100KHz frequency offset, the phase locked time is 580ns when the PLL operating at 9.0GHz.","PeriodicalId":193552,"journal":{"name":"2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126348573","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A 50 Gb/s Linear Driver in 0.13 μm SiGe BICMOS Technology for Mach-Zehnder Modulators 用于马赫-曾德调制器的0.13 μm SiGe BICMOS技术50gb /s线性驱动器
2020 IEEE 2nd International Conference on Circuits and Systems (ICCS) Pub Date : 2020-12-10 DOI: 10.1109/ICCS51219.2020.9336615
Fangyuan Ren, Dezhi Xing, Shuai Tang, Jun Huang, Yao Wang
{"title":"A 50 Gb/s Linear Driver in 0.13 μm SiGe BICMOS Technology for Mach-Zehnder Modulators","authors":"Fangyuan Ren, Dezhi Xing, Shuai Tang, Jun Huang, Yao Wang","doi":"10.1109/ICCS51219.2020.9336615","DOIUrl":"https://doi.org/10.1109/ICCS51219.2020.9336615","url":null,"abstract":"In this paper, a linear driver for travelling wave electrode (TWE) Mach-Zehnder Modulators (MZM) in 0.13 μm SiGe BICMOS technology is presented. The driver is implemented by a six-stage distributed differential amplifier. To drive a specified MZM with 33 Ω impedance, the driver delivers a differential output signal of 3 Vpp, exhibits a small-signal gain of 13 dB and 3-dB bandwidth of over 40 GHz. The driver works from a 6 V supply with a power consumption equal to 720 mW. Post layout simulation results show good eye diagrams of 50 Gbps NRZ and 50 GBps PAM-4 (100 Gbps) signals. The physical layout occupies an area of 1.82 × 0.71 mm2.","PeriodicalId":193552,"journal":{"name":"2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)","volume":"119 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133075080","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Design of High Performance RNN Accelerator Based on Network Compression 基于网络压缩的高性能RNN加速器设计
2020 IEEE 2nd International Conference on Circuits and Systems (ICCS) Pub Date : 2020-12-10 DOI: 10.1109/ICCS51219.2020.9336599
Wentao Zhu, Yuhao Sun, Zeyu Shen, Haichuan Yang, Yu Gong, Bo Liu
{"title":"Design of High Performance RNN Accelerator Based on Network Compression","authors":"Wentao Zhu, Yuhao Sun, Zeyu Shen, Haichuan Yang, Yu Gong, Bo Liu","doi":"10.1109/ICCS51219.2020.9336599","DOIUrl":"https://doi.org/10.1109/ICCS51219.2020.9336599","url":null,"abstract":"As the size of the neural networks expands, the computation and storage consumption of recurrent neural networks is increasing. To solve this problem, this paper proposes a recurrent neural network accelerator which can reduce computation redundancy, memory overhead and energy consumption. A novel network compression method based on pruning and hybgrid quantization is also proposed to reduce computation and memory overhead. Based on the designs above, a precision adaptive approximate calculation based accelerator is designed to achieve high energy efficiency. The experimental results show that under the TSMC 28nm process, when the data bit width is 4bit and the working voltage is 0.8V, the peak performance of proposed accelerator is not reduced, the power consumption is 38.4mW, and the energy efficiency is 2.7TOPs/W. The energy efficiency of proposed accelerator is 2.5 times more than that of the state-of-the-art recurrent neural network accelerators.","PeriodicalId":193552,"journal":{"name":"2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)","volume":"189 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122471253","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Practical Analysis of Discrete Variable Quantum Key Distribution 离散变量量子密钥分配的实用分析
2020 IEEE 2nd International Conference on Circuits and Systems (ICCS) Pub Date : 2020-12-10 DOI: 10.1109/ICCS51219.2020.9336523
Fangzhou Gao
{"title":"Practical Analysis of Discrete Variable Quantum Key Distribution","authors":"Fangzhou Gao","doi":"10.1109/ICCS51219.2020.9336523","DOIUrl":"https://doi.org/10.1109/ICCS51219.2020.9336523","url":null,"abstract":"The quantum key distribution is a promising application of quantum information that provides quantum information security for daily communication. This article studies the discrete variable quantum key distribution (DVQKD), including the BB84 protocol work and the performance comparison for both ideal and practical Poisson source. The formulas used to analysis process are derived in detail. In addition, quantum information is also introduced with the principle of quantum superposition and entanglement explained in detail. This is followed by a short introduction of the quantum information and its application in real world. We also explained the principles of quantum cryptography and also the practical implementation of quantum key distribution. The detailed procedures of the famous BB84 protocol and its set-up are also explored. In the project, I used the Matlab to calculate the BB84 key rate and evaluate the performance.","PeriodicalId":193552,"journal":{"name":"2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127108765","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of High Resistivity Epitaxial Wafer on Pinned Photodiodes for Indirect Time-of-Flight Applications 高电阻率外延片对固定型光电二极管间接飞行时间应用的影响
2020 IEEE 2nd International Conference on Circuits and Systems (ICCS) Pub Date : 2020-12-10 DOI: 10.1109/ICCS51219.2020.9336598
Xuanbin Fang, Yuan Xu, Junwei Yang, Kui Wu
{"title":"Effects of High Resistivity Epitaxial Wafer on Pinned Photodiodes for Indirect Time-of-Flight Applications","authors":"Xuanbin Fang, Yuan Xu, Junwei Yang, Kui Wu","doi":"10.1109/ICCS51219.2020.9336598","DOIUrl":"https://doi.org/10.1109/ICCS51219.2020.9336598","url":null,"abstract":"This paper conducts analysis to examine how pinned photodiode (PPD) performance improves on high resistivity epitaxial wafers for the Time-of-Flight (ToF) applications. High epitaxial resistivity PPDs feature crucial advantages in the collection of photogenerated charges because of its wide depletion region. The comparison is made in this paper for performance analyses at a near-infrared wavelength among the pixels of identical design on epitaxial wafers under different resistivities and demodulation contrast is used as performance metrics. The effects of high resistivity epitaxial wafer with various design parameters are also discussed in the paper, and the result shows that high resistivity epitaxial wafer significantly enhances crosstalk performance, allows pixels to work at higher modulation frequencies, and equips large-size pixels with well-performed demodulation capabilities.","PeriodicalId":193552,"journal":{"name":"2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)","volume":"23 4","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120993596","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Flight Simulator Architecture and Computer System Design and Research 飞行模拟器体系结构与计算机系统设计与研究
2020 IEEE 2nd International Conference on Circuits and Systems (ICCS) Pub Date : 2020-12-10 DOI: 10.1109/ICCS51219.2020.9336527
Zhao Guo-zhu, Hu Zhehao
{"title":"Flight Simulator Architecture and Computer System Design and Research","authors":"Zhao Guo-zhu, Hu Zhehao","doi":"10.1109/ICCS51219.2020.9336527","DOIUrl":"https://doi.org/10.1109/ICCS51219.2020.9336527","url":null,"abstract":"In this paper, we describe the formatting guidelines for the computer system architecture of the flight simulator. The flight simulator is a full-real simulation device used to simulate the flight of an aircraft and has a relatively complex structure and a relatively complete function. According to the simulation effect required in flight, the simulation effect in flight is realized through computer technology. The main research is about the Simulation LAN of the computer system, the General-Purpose I/O system, the primary and secondary control loading system, the sound and audio system, and the ios screen. The connections and components of each subsystem are introduced in detail.","PeriodicalId":193552,"journal":{"name":"2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121956816","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Wideband True Time Delay in GaAs pHMET MMIC GaAs pHMET MMIC中的宽带真时延
2020 IEEE 2nd International Conference on Circuits and Systems (ICCS) Pub Date : 2020-12-10 DOI: 10.1109/ICCS51219.2020.9336602
Dongning Hao, Wei Zhang
{"title":"A Wideband True Time Delay in GaAs pHMET MMIC","authors":"Dongning Hao, Wei Zhang","doi":"10.1109/ICCS51219.2020.9336602","DOIUrl":"https://doi.org/10.1109/ICCS51219.2020.9336602","url":null,"abstract":"A controllable wideband true time delay based on 0.25 µm GaAs pHMET technology is proposed. The circuit adopts the modified trombone topology to reduce the variation of the insertion loss. Fourth-order and second-order all-pass networks (APN) are applied to the gate and drain respectively to form the step of 12ps delay. The 3-bit control voltage achieves the maximum delay range of 83ps, with the variation of insertion loss less than ±0.8dB. The operation frequency bandwidth is 8-18GHz, and the die area is 1.08mm2 with 110mW consumption.","PeriodicalId":193552,"journal":{"name":"2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)","volume":"75 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125868058","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Raspberry Pi Based Handheld Through-Wall Radar Detection System 基于树莓派的手持穿墙雷达探测系统
2020 IEEE 2nd International Conference on Circuits and Systems (ICCS) Pub Date : 2020-12-10 DOI: 10.1109/ICCS51219.2020.9336601
Binge Yan, Li Jiang, Dandan Wang, Yong Jia, Congzhang Ding
{"title":"Raspberry Pi Based Handheld Through-Wall Radar Detection System","authors":"Binge Yan, Li Jiang, Dandan Wang, Yong Jia, Congzhang Ding","doi":"10.1109/ICCS51219.2020.9336601","DOIUrl":"https://doi.org/10.1109/ICCS51219.2020.9336601","url":null,"abstract":"Through-wall radar can sense targets behind buildings effectively so that it's capable of fulfilling the task of life detection. Emergencies that require urgent rescue, such as searching for survivors in earthquake ruins, can be solved using through-wall radar, which is of great significance to improve urgent rescue capabilities and secure the safety of citizens. Based on micro radar designing method, embedded systems and signal processing technology, this paper proposed a handheld through-wall radar detection device, which is based on Raspberry Pi and characterized by low power consumption, miniaturization, high operability and intuitive display. The device consists of the following parts: antenna, transmitter and receiver (transceiver), Raspberry pi, monitor and power supply. The experiment results indicate that the system can measure the real-time distance between the wall and human target behind and display the one-dimensional distance image on software screen.","PeriodicalId":193552,"journal":{"name":"2020 IEEE 2nd International Conference on Circuits and Systems (ICCS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129873232","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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