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PCE
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DIFF Subgroup
G06F 13/16

for access to memory bus (G06F13/28 takes precedence)

Introduced: January 1985

Title

Titles differ between systems:

IPC: for access to memory bus

CPC: for access to memory bus (G06F13/28 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units > Handling requests for interconnection or transfer > for access to memory bus

CPC:

Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units (interface circuits for specific input/output devices G06F3/00 ; multiprocessor systems G06F15/16 ) > Handling requests for interconnection or transfer > for access to memory bus (G06F13/28 takes precedence)

CPC subdivides this area 3x more granularly than IPC with 2 additional codes.

2 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1985.

Child Classifications

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  • G06F 13/18 based on priority control (G06F13/1605 takes precedence) since 1985 IPC+CPC Available in IPC and CPC