METHOD AND DEVICE FOR DATA INPUT Russian patent published in 1997 - IPC

FIELD: computer engineering and office machinery. SUBSTANCE: data input method includes changing sequence of input characters of word upon pushing control key. Device has group of optoelectric modulators, second optical coupler, group of optical couplers, optical RS flip-flop, first and second groups of optical connectors, optical delay elements, optical bistable elements; code converter is made as optical coder, and keys use piezoids. EFFECT: facilitated data input. 2 cl, 3 dwg