Electrical computers and digital processing systems: memory – Address formation – Address mapping
Reexamination Certificate
2005-09-06
2005-09-06
Chace, Christian P. (Department: 2187)
Electrical computers and digital processing systems: memory
Address formation
Address mapping
C711S217000
Reexamination Certificate
active
06941443
ABSTRACT:
To provide a method of using a memory that can contribute to an efficient SIMD operation. The method of using the memory includes the steps of: supposing a predefined two dimensional memory space consisting of predefined virtual minimum two dimensional memory spaces1arranged in longitudinal and transverse directions; and preassigning each address of the virtual minimum two dimensional memory space1to an address in each of n physical memories determined in relation with the virtual minimum two dimensional memory space. At the time of reading the data, a reading address is designated in the virtual minimum two dimensional memory space1,and a data reading direction is designated as the transverse direction or longitudinal direction of data with reference to the designated reading address, whereby continuous data arranged in the transverse or longitudinal direction in the virtual minimum two dimensional memory space1is read in accordance with the designated address and the designated direction from a corresponding address in each of the n physical memories.
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Isomura Masakazu
Kubo Toshihiro
Chace Christian P.
Oliff & Berridg,e PLC
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