OPTICAL ARITHMETIC UNIT

• Main Authors: MAENO KEIICHI, NAKAGAKI SHINTARO, TAKAHASHI RIYUUSAKU, NEGISHI ICHIRO, SUZUKI TETSUJI, TATSUMI FUJIKO, TAKANASHI RYOYU
• Format: Patent
• Language: English
• Published: 15.12.1992
• Subjects: DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF

PURPOSE:To provide the simple optical arithmetic unit which performs every logical operation by one light-light converting element. CONSTITUTION:The optical arithmetic unit consists of the light-light converting element which operates so that the intensity of output light increases and decreases rep...