利用液晶电视实现光学图像的实时边缘提取
Real-time edge enhancement of optical image with liquid crystal TV
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摘要: 通过对扭曲向列型液晶电视的光学调制特性研究,利用其位相调制模式下灰度图像与位相调制的映射关系和光学干涉效应,实现了实时光学图像边缘提取.该方法不仅实时处理效果好,而且系统紧凑、操作简单.Abstract: After studying the optical modulation characteristics of twisted nematic liquid crystal teveision(LCTV),the edge enhancement of optical image is realized based on optical interference effect and correspondence between gray image and phase modulation.The result is excellent.The system is compact and easy to operate.
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