195872 ⎘
Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows, the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible Circuits for displaying horizontal and vertical lines