This paper presents an overview of progress in the area of multiple input multiple output (MIMO) space-time coded wireless systems. After some background on the research leading to the discovery of ...

The most obvious method for determining the distortion of telegraph signals is to calculate the transients of the telegraph system. This method has been treated by various writers, and solutions are ...

The neuron theory There was, however, a tissue that seemed to belie cell theory — nervous tissue. Because of its softness and fragility, it was difficult to handle and susceptible to deterioration.