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Application filed by Samsung Electron Devices Co LtdfiledCriticalSamsung Electron Devices Co Ltd
Priority to MYPI90000003ApriorityCriticalpatent/MY105245A/en
Publication of MY105245ApublicationCriticalpatent/MY105245A/en
DOUBLE SCANNING CIRCUIT OF IMPROVED DEFINITION TV (ID-TV) CAPABLE OF IMPROVING RESOLUTION OF SCREEN AND EXCLUDING RASTER BY SCANNING COLOR SIGNAL OR LUMINANCE SIGNAL OF ORIGINAL SIGNAL AND COLOR SIGNAL OR LUMINANCE SIGNAL OF INTERPOLATION SIGNAL BY DOUBLE SPEED SEQUENTIALLY. THE INVENTION IS CONSTITUTED SUCH THAT ORIGINAL SIGNAL S1 AND INTERPOLATION SIGNAL S2 OF 8 BITS ARE INPUTTED TO LINE MEMORIES THROUGH 3- STATE BUFFER CIRCUIT BLOCKS AND 3-STATE TRANCEIVER CIRCUIT BLOCKS AND ORIGINAL SIGNAL S1 AND INTERPOLATION SIGNAL S2 INPUTTED TO SAID LINE MEMORIES OUTPUTTED ALTERNATELY THROUGH MULTIPLEXER WHEREBY DOUBLE SCANNING IS REALIZED. ACCORDING TO THE INVENTION, EFFECTS OF DOUBLING THE RESOLUTION OF SCREEN AND ALSO EXCLUDING RASTER OF SCREEN CAN BE OBTAINED. (FIG)
MYPI90000003A1990-01-031990-01-03Double scanning circuit of id-tv
MY105245A
(en)