A pattern recognition apparatus for detecting a predetermined pattern contained in an input signal is provided with plural detecting processing parts and for detecting respectively different features for a same input, plural integrating processing parts for spatially integrating, for each process results, the features detected by the plural detecting processing parts, plural detecting memories for retaining the process results of the detecting processing parts, plural integrating memories for retaining the process results of the integrating processing parts, a global data line 1030 to which all the predetermined detecting processing parts and all the predetermined integrating memories are connected at a certain timing, and plural local data lines each of which is connected to a predetermined set of the detecting processing parts, the integrating processing parts and the detecting memory.