Patent ID: 7516119
Filing Date: 2009-04-07
Classification: G11C,Y10S

Abstract:
1. An action group arbitration system, comprising: a searchable memory block having a first type memory portion and a second type memory portion; wherein the first type memory portion includes static random access memory (SRAM); wherein the second type memory portion includes ternary content addressable memory (TCAM); wherein the first and second type memory portions include a plurality of entries; the plurality of entries configured to provide a search result in response to a search key; a first table having a plurality of stored values for each of the plurality of entries; wherein each of the plurality of stored values is an action group that corresponds with one of the plurality of entries, the first table configured to receive the search result and to provide a selection signal in response to the search result, the selection signal corresponding with at least one of the plurality of entries, wherein each of the plurality of entries includes a first state that includes a hit or match indication and an associated stored value having an enable state; and a second table configured to receive the selection signal and to provide an action indication in response to the selection signal; wherein the second table includes an action table having a plurality of portions; wherein each of the plurality of portions is configured to be accessed by a corresponding one of a plurality of the selection signals; wherein each of the plurality of portions corresponds to an action group; and wherein the first type memory portion and the second type memory portion operate in parallel to provide search results.