大脑的信号门，被成为丘脑，在感知信息向大脑方向传递的过程中起到了重要作用。

A gateway in the brain, called the thalamus, takes a role in the onward direction of most types of sensory information coming in to the brain.

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目前他们模拟了产生重叠噪音信号的基本回路，基于噪音的与门和或门，还有其他的一些元件。

So far they have simulated basic circuits for generating composite noise signals, as well as noise-based and and or logic gates, among other components.

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很幸运，我所在的高中拥有专门的计算机课程，去年他们开设了一门新的关于数字信号传输的课程。

My high school was lucky enough to have a computer science department and last year there was a new course on digital signal processing.

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The signal comes in the form of molecules which we're going to call throughout the lecture here 'ligands'.

信号通常以分子的形式来传递,在这门课里我们把这种分子叫做配体

耶鲁公开课 - 生物医学工程探索课程节选