| 摘要 |
<p>Curve following apparatus for providing digital output signals indicative of the mathematical shape and/or location of a curve comprising a scanning means having a large number of individual sensors unitarily grouped together into a two dimensional array so as to define a viewing window, a driving mechanism for holding and driving the scanning means, and processing means for developing and transforming vector components from the output signal of said scanning means and for controlling the position of said scanning means.</p> |
