G - Physics – 06 – F
Patent
G - Physics
06
F
354/237, 352/40.
G06F 12/06 (2006.01) G11C 7/00 (2006.01) G11C 7/10 (2006.01) G11C 8/12 (2006.01) H04N 5/262 (2006.01) H04N 5/76 (2006.01) H04N 5/907 (2006.01)
Patent
CA 1240070
ABSTRACT OF THE DISCLOSURE A video signal memory which may, for example, form a field memory in a special effects equipment of a high definition video system, provides storage of n2m video data words and comprises an array of n by n memory modules each capable of storing m video data words corresponding respectively to sample values at respective sample positions of a raster display, a first group of n buses for supplying data and address signals to the n columns respectively of the array, a second group of n buses for supplying data and address signals to the n rows respectively of the array, and means selectively to enable the first or second group of buses in each write cycle of the video signal memory and in the write cycle to supply over the enabled group of buses up to n data and address signals wherein the address designates the address in a memory module in the corresponding column or row of the array and the data is the data to be stored in the memory module.
488971
David Morgan W.a.
Hedley David J.
Gowling Lafleur Henderson Llp
Sony Corporation
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