video modulation

The modulation voltage corresponding to each pixel in video image can be found at real-time through enquiry circuit for indirect nonlinear calibration.

通过查询电路实时查找视频图像中每个像素的灰度对应的调制电压值，从而达到间接校正AOM调制非线性的目的。

Presented the principle of large screen field emission display integrated system based on FPGA control technology which includes the video sampling module, buffer module, clock control module, integrated gray-modulation control module and the integrated row control module.

论述基于FPGA的FED视频驱动显示控制系统的工作原理，包括了视频采集控制模块、缓存模块、时钟控制模块、集成灰度调制控制模块以及行集成控制模块等的FPGA控制技术。

Based on a certain pattern, this paper discusses the design guide line and concrete implementation scheme of a general-purpose PD missile header target simulator. Some pivotal techniques are emphasized, including broad-band receiving, SSB modulation of video-frequency echo, and high precision power attenuation.

叙述了基于某型PD导引头的通用目标模拟器的设计思路和具体实现方案，着重介绍了系统中所应用的宽带接收、视频回波的单边带调制和高精度功率衰减技术。