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中文摘要：
为了实现消化道疾病的无痛检查,研究并设计了一种基于OV2640的微型胶囊内窥镜无线图像传输系统,该系统由2.4GHz低功耗射频收发芯片nRF24LE1和CMOS图像传感器OV2640构成.分析了图像无线传输的原理与图像压缩技术,介绍了该系统的硬件结构.实验结果表明：该系统可得到清晰的图像,系统运行稳定,功耗低,体内微型胶囊内窥镜直径只有13 mm,为微型胶囊内窥镜的临床诊断提供了一种可行方案.
英文摘要：
In order to achieve painless check of digestive tract diseases,a kind of micro capsule endoscope wireless image transmission system based on OV2640 is researched and designed.The system is composed of 2.4 GHz RF transceiver chip of nRF24LE1 and CMOS camera sensor of OV2640.The principle of image wireless transmission and image compression technology are analyzed,and hardware structure of this system is introduced.Experimental results show that the system can obtain clear image,the system operates stably and low power consumption,diameter of in vivo microcapsule endoscope is only 13mm,and provide a feasible solution for clinical diagnosis of micro capsule endoscopy.
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