基于峰值采样的高速光接收电路设计

doi:10.16257/j.cnki.1681-1070.2019.0504

电子与封装 ›› 2019, Vol. 19 ›› Issue (5): 012 -15. doi: 10.16257/j.cnki.1681-1070.2019.0504

基于峰值采样的高速光接收电路设计

郭俊泽¹，张有润¹,章玉飞¹，路统霄¹，周万礼¹，柯尊贵²，袁菲²，甄少伟¹，张波¹

收稿日期:2019-02-20 出版日期:2019-05-19 发布日期:2019-05-19
作者简介:郭俊泽(1994—)，男，四川成都人，电子科技大学电子科学与工程学院硕士研究生，主要研究方向为光电集成电路设计；张有润（1980—），男，安徽人，多伦多大学博士后，电子科技大学电子科学与工程学院副教授，硕士生导师，主要研究方向为宽禁带功率半导体器件与集成技术、光电集成电路和系统。

Design of High Speed Optical Receiver Circuit Based on Peak Sampling

GUO Junze¹,ZHANG Yourun¹,ZHANG Yufei¹,LU Tongxiao¹,ZHOU Wanli¹,KE Zungui²,YUAN Fei²,ZHEN Shaowei¹,ZHANG Bo¹

1.State Key Laboratory of Electronic Thin Films and Integrated Devices,University of Electronic Science and Technology of China,Chengdu 610054,China；2.Norla Institute of Technical Physics,Chengdu 610041,China

Received:2019-02-20 Online:2019-05-19 Published:2019-05-19

摘要/Abstract

摘要： 设计了一种基于峰值采样原理的高速光接收电路，该光接收电路为克服光电二极管的光电流拖尾现象，引入了峰值采样电路对光脉冲的波峰信号进行检测，解决了传统方案中采用比较器直接比较导致的占空比失真的问题，实现在更高速度下的光探测和信号处理。利用Spice 软件对该光接收电路进行了仿真，并对仿真结果进行分析。仿真结果表明：峰值采样电路可准确探测光电流的峰值信号，整体光接收电路可达到20 MHz 以上的探测频率，对传统光接收电路占空比失真的问题有较大改善。研究结果对高速应用场合下的光接收电路的发展具有重要意义。

关键词: 光接收, 拖尾, 光探测, 峰值检测, 占空比失真

Abstract: A high speed optical receiver circuit based on peak sampling is proposed.The receiver circuit introduces positive peak detector to sample the peak signals of light pulse to overcome long tail of light current in photodiode.It solves the distortion of comparator and realizes the light detecting and signal process in higher speed.Spice is used to simulate the structure of optical receiving circuit,and the simulation results are analyzed.The simulation results indicate that peak detector can detect the positive peak signal accurately,the light-detect frequency of whole optical receiving circuit reaches 20 MHz with improving the pulse width distortion of traditional optical receiving circuit.The results has important significance for the development of light receiving circuit in high speed occasions.

Key words: optical receiver, long tail, light detecting, peak detector, pulse width distortion

中图分类号:

TN 402

郭俊泽，张有润,章玉飞，路统霄，周万礼，柯尊贵，袁菲，甄少伟，张波. 基于峰值采样的高速光接收电路设计[J]. 电子与封装, 2019, 19(5): 012 -15.

GUO Junze,ZHANG Yourun,ZHANG Yufei,LU Tongxiao,ZHOU Wanli,KE Zungui,YUAN Fei,ZHEN Shaowei,ZHANG Bo. Design of High Speed Optical Receiver Circuit Based on Peak Sampling[J]. Electronics & Packaging, 2019, 19(5): 012 -15.

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中国半导体行业协会封装分会会刊

中国电子学会电子制造与封装技术分会会刊

基于峰值采样的高速光接收电路设计

Design of High Speed Optical Receiver Circuit Based on Peak Sampling

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