基于压缩感知的CMOS图像传感器设计  

Design of CMOS Image Sensor Based on Compressed Sensing

作　　者：任晓娜[1,2] 阮文韬[2] 王俊青[2] 

机构地区：[1]西南交通大学,成都61000 [2]成都纺织高等专科学校,成都61000

出　　处：《激光杂志》2016年第7期84-86,共3页Laser Journal

基　　金：四川省教育厅科学技术研究项目(ZCKL14785)

摘　　要：传统CMOS图像传感器系统的功耗大,工作过程复杂,应用范围受限。为解决传统CMOS图像传感器存在的不足,提出了一种基于压缩感知的CMOS图像传感器。首先采用压缩感知算法对CMOS图像传感器的模拟像素矩阵进行处理,大幅度减少数据量,然后对CMOS图像传感器的电路结构进行完善,降低CMOS图像传感器的功耗,最后仿真实验结果表明,本文CMOS图像传感器可以加快测量值的获取,而且可以保证图像重构质量,具有较高的实用价值。Traditional CMOS image sensor system has big power consumption, the work process is complex, application scope is limited. In order to solve the shortcomings of traditional CMOS image sensor, this paper proposed a CMOS image sensor based on compressive sensing. Firstly, compressed sensing algorithm is used to process CMOS image sensor analog pixel matrix to reduce the amount of data greatly, and secondly, the circuit structure of CMOS image sensor is improved to simplify the circuit and reduce the power consumption of CMOS image sensor, and finally the simulation experiment results show that, the proposed CMOS image sensor can accelerate the process gaining measurements and ensure the quality of image reconstruction, so it has high practical value.

关 键 词：图像传感器 压缩感知理论 设计与实现 金属氧化物半导体元件 

分 类 号：TN71[电子电信—电路与系统]