{"id":5088,"date":"2026-03-22T10:00:00","date_gmt":"2026-03-22T01:00:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/jp\/?post_type=column&p=5088"},"modified":"2026-03-18T10:41:12","modified_gmt":"2026-03-18T01:41:12","slug":"in-memory-computing-imc-basics","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/jp\/tech-column\/in-memory-computing-imc-basics\/","title":{"rendered":"IMC\uff08In-Memory Computing\uff09\u3068\u306f\u4f55\u304b\uff1a\u52d5\u4f5c\u539f\u7406\u304b\u3089\u56de\u8def\u65b9\u5f0f\u3001\u7cbe\u5ea6\u8a2d\u8a08\u306e\u8003\u3048\u65b9\u307e\u3067"},"content":{"rendered":"\n

In-Memory Computing\uff08IMC\uff09\u306f\u3001\u30e1\u30e2\u30ea\u5185\u90e8\u3067\u76f4\u63a5\u8a08\u7b97\u3092\u884c\u3044\u30c7\u30fc\u30bf\u8ee2\u9001\u306e\u9045\u5ef6\u3068\u6d88\u8cbb\u96fb\u529b\u3092\u524a\u6e1b\u3059\u308b\u6280\u8853\u3067\u3059\u3002\u96fb\u6c17\u7684\u539f\u7406\u3092\u5229\u7528\u3057\u305f\u6f14\u7b97\u306e\u4ed5\u7d44\u307f\u304b\u3089\u3001SRAM\u7b49\u306e\u56de\u8def\u65b9\u5f0f\u3001AI\u51e6\u7406\u3067\u306e\u5229\u70b9\u3068\u7cbe\u5ea6\u8a2d\u8a08\u306e\u8ab2\u984c\u307e\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

In-Memory Computing\uff08IMC\uff09\u3068\u306f\u4f55\u304b<\/strong><\/h2>\n\n\n\n

In-Memory Computing\uff08IMC\uff09\u306f\u3001\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u30e1\u30e2\u30ea\u306e\u5185\u90e8\u307e\u305f\u306f\u305d\u306e\u8fd1\u508d\u3067\u76f4\u63a5\u8a08\u7b97\u51e6\u7406\u3092\u884c\u3046\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3067\u3059\u3002\u30d7\u30ed\u30bb\u30c3\u30b5\u3068\u30e1\u30e2\u30ea\u304c\u5206\u96e2\u3057\u305f\u5f93\u6765\u306e\u69cb\u9020\u3067\u306f\u3001\u6f14\u7b97\u306e\u305f\u3073\u306b\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u51fa\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u304c\u3001IMC\u306f\u30c7\u30fc\u30bf\u79fb\u52d5\u3092\u6975\u9650\u307e\u3067\u524a\u6e1b\u3057\u3001AI\u51e6\u7406\u3084\u5927\u898f\u6a21\u30c7\u30fc\u30bf\u51e6\u7406\u306b\u304a\u3051\u308b\u5727\u5012\u7684\u306a\u96fb\u529b\u52b9\u7387\u3068\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306e\u5411\u4e0a\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u5f93\u6765\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306b\u304a\u3051\u308b\u30ce\u30a4\u30de\u30f3\u30dc\u30c8\u30eb\u30cd\u30c3\u30af<\/strong><\/h3>\n\n\n\n

\u73fe\u5728\u306e\u591a\u304f\u306e\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u30d7\u30ed\u30bb\u30c3\u30b5\u3068\u30e1\u30e2\u30ea\u304c\u5206\u96e2\u3057\u305f\u30ce\u30a4\u30de\u30f3\u578b\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u69cb\u9020\u3067\u306f\u3001\u6f14\u7b97\u306b\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u3092DRAM\u3084SRAM\u304b\u3089CPU\/GPU\u3078\u8ee2\u9001\u3057\u3001\u51e6\u7406\u5f8c\u306b\u518d\u3073\u66f8\u304d\u623b\u3059\u7269\u7406\u7684\u306a\u30c7\u30fc\u30bf\u79fb\u52d5\u304c\u983b\u7e41\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u5927\u898f\u6a21\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6271\u3046AI\u51e6\u7406\u3067\u306f\u3001\u6f14\u7b97\u305d\u306e\u3082\u306e\u3088\u308a\u3082\u30e1\u30e2\u30ea\u9593\u306e\u30c7\u30fc\u30bf\u8ee2\u9001\u306b\u6570\u5341\u500d\u304b\u3089\u6570\u767e\u500d\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3068\u6642\u9593\u3092\u6d88\u8cbb\u3057\u307e\u3059\u3002\u3053\u306e\u300c\u30ce\u30a4\u30de\u30f3\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\uff08\u30e1\u30e2\u30ea\u306e\u58c1\uff09\u300d\u306f\u3001\u8fd1\u5e74\u306e\u534a\u5c0e\u4f53\u5fae\u7d30\u5316\u306e\u9650\u754c\u3068\u76f8\u307e\u3063\u3066\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u6d88\u8cbb\u96fb\u529b\u3068\u30ec\u30a4\u30c6\u30f3\u30b7\u3092\u60aa\u5316\u3055\u305b\u308b\u6700\u5927\u306e\u8981\u56e0\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

In-Memory Computing\u306e\u57fa\u672c\u30b3\u30f3\u30bb\u30d7\u30c8<\/strong><\/h3>\n\n\n\n

IMC\u306e\u57fa\u672c\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3057\u3066\u3044\u308b\u30e1\u30e2\u30ea\u30a2\u30ec\u30a4\u306e\u7269\u7406\u6cd5\u5247\u3092\u305d\u306e\u307e\u307e\u6f14\u7b97\u30ed\u30b8\u30c3\u30af\u3068\u3057\u3066\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u30ef\u30fc\u30c9\u7dda\u3092\u540c\u6642\u306b\u8907\u6570\u6d3b\u6027\u5316\u3057\u3001\u30e1\u30e2\u30ea\u30bb\u30eb\u304b\u3089\u30d3\u30c3\u30c8\u7dda\u3078\u51fa\u529b\u3055\u308c\u308b\u4fe1\u53f7\u306e\u91cd\u306a\u308a\u3092\u8aad\u307f\u53d6\u308b\u3053\u3068\u3067\u3001\u30d7\u30ed\u30bb\u30c3\u30b5\u3078\u30c7\u30fc\u30bf\u3092\u79fb\u52d5\u3055\u305b\u308b\u3053\u3068\u306a\u304f\u300c\u305d\u306e\u5834\u300d\u3067\u52a0\u7b97\u3084\u7a4d\u548c\u6f14\u7b97\u3092\u5b8c\u4e86\u3055\u305b\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5916\u90e8\u30d0\u30b9\u306e\u5e2f\u57df\u5e45\u5236\u9650\u3092\u6839\u672c\u7684\u306b\u56de\u907f\u3057\u3001\u30a2\u30ec\u30a4\u304c\u6301\u3064\u5de8\u5927\u306a\u5185\u90e8\u30d0\u30b9\u5e45\u3092\u30d5\u30eb\u6d3b\u7528\u3057\u305f\u8d85\u4e26\u5217\u51e6\u7406\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u79fb\u52d5\u4e2d\u5fc3\u306e\u5f93\u6765\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u304b\u3089\u3001\u30c7\u30fc\u30bf\u6ede\u5728\u578b\u306e\u8a08\u7b97\u30d1\u30e9\u30c0\u30a4\u30e0\u3078\u306e\u8ee2\u63db\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

AI\u30fb\u30c7\u30fc\u30bf\u51e6\u7406\u3067IMC\u304c\u6ce8\u76ee\u3055\u308c\u308b\u7406\u7531<\/strong><\/h3>\n\n\n\n

\u8fd1\u5e74\u3001Transformer\u306a\u3069\u306e\u5927\u898f\u6a21\u8a00\u8a9e\u30e2\u30c7\u30eb\uff08LLM\uff09\u306e\u767b\u5834\u306b\u3088\u308a\u3001AI\u63a8\u8ad6\u306b\u5fc5\u8981\u306a\u30e1\u30e2\u30ea\u5e2f\u57df\u5e45\u306f\u6307\u6570\u95a2\u6570\u7684\u306b\u5897\u5927\u3057\u3066\u3044\u307e\u3059\u3002\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u51e6\u7406\u306f\u3001\u5165\u529b\u30d9\u30af\u30c8\u30eb\u3068\u91cd\u307f\u884c\u5217\u3092\u639b\u3051\u5408\u308f\u305b\u308b\u5de8\u5927\u306a\u884c\u5217\u6f14\u7b97\uff08MAC\u6f14\u7b97\uff09\u3067\u69cb\u6210\u3055\u308c\u3066\u304a\u308a\u3001\u91cd\u307f\u30c7\u30fc\u30bf\u3092\u3044\u304b\u306b\u9ad8\u901f\u304b\u3064\u7701\u96fb\u529b\u3067\u4f9b\u7d66\u3059\u308b\u304b\u304c\u6027\u80fd\u306e\u5f8b\u901f\u3068\u306a\u308a\u307e\u3059\u3002IMC\u306f\u91cd\u307f\u30c7\u30fc\u30bf\u3092\u56fa\u5b9a\u3057\u305f\u30e1\u30e2\u30ea\u30bb\u30eb\u306b\u5bfe\u3057\u3001\u5165\u529b\u4fe1\u53f7\u3092\u4e00\u6589\u306b\u6d41\u3057\u8fbc\u3080\u3053\u3068\u3067\u3001O(1)\u306e\u6642\u9593\u8a08\u7b97\u91cf\u3067\u591a\u6570\u306eMAC\u6f14\u7b97\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u7a76\u6975\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u52b9\u7387\u304c\u3001\u30a8\u30c3\u30b8AI\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u30d6\u30ec\u30a4\u30af\u30b9\u30eb\u30fc\u3068\u3057\u3066\u671f\u5f85\u3055\u308c\u308b\u7406\u7531\u3067\u3059\u3002<\/p>\n\n\n\n

IMC\u306e\u52d5\u4f5c\u539f\u7406<\/strong><\/h2>\n\n\n\n

IMC\u306f\u3001\u30c7\u30b8\u30bf\u30eb\u8ad6\u7406\u30b2\u30fc\u30c8\u306b\u3088\u308b\u9010\u6b21\u7684\u306a\u8a08\u7b97\u624b\u6cd5\u3092\u6368\u3066\u3001\u30e1\u30e2\u30ea\u56de\u8def\u306e\u96fb\u6c17\u7684\u30fb\u7269\u7406\u7684\u306a\u632f\u308b\u821e\u3044\u3092\u8a08\u7b97\u8cc7\u6e90\u3068\u3057\u3066\u5229\u7528\u3057\u307e\u3059\u3002\u96fb\u5727\u3084\u62b5\u6297\u5024\u3001\u305d\u3057\u3066\u914d\u7dda\u4e0a\u3067\u5408\u6d41\u3059\u308b\u96fb\u6d41\u306e\u6027\u8cea\u3068\u3044\u3063\u305f\u96fb\u6c17\u7684\u306a\u57fa\u672c\u539f\u7406\u3092\u76f4\u63a5\u6f14\u7b97\u306b\u751f\u304b\u3057\u3001\u8907\u6570\u306e\u30bb\u30eb\u304b\u3089\u51fa\u529b\u3055\u308c\u308b\u96fb\u6d41\u3084\u96fb\u5727\u3092\u30d3\u30c3\u30c8\u7dda\u4e0a\u3067\u5408\u6210\u3059\u308b\u3053\u3068\u3067\u3001\u9ad8\u5bc6\u5ea6\u306a\u884c\u5217\u6f14\u7b97\u3092\u4e00\u5ea6\u306e\u30b5\u30a4\u30af\u30eb\u3067\u5b8c\u4e86\u3055\u305b\u308b\u72ec\u81ea\u306e\u539f\u7406\u3092\u6301\u3061\u307e\u3059\u3002<\/p>\n\n\n\n

\u30e1\u30e2\u30ea\u30a2\u30ec\u30a4\u5185\u3067\u6f14\u7b97\u3092\u884c\u3046\u4ed5\u7d44\u307f<\/strong><\/h3>\n\n\n\n

\u901a\u5e38\u306e\u30e1\u30e2\u30ea\u8aad\u307f\u51fa\u3057\u3067\u306f\u30011\u3064\u306e\u30ef\u30fc\u30c9\u7dda\u3092\u7acb\u3061\u4e0a\u3052\u30661\u884c\u5206\u306e\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u51fa\u3057\u307e\u3059\u304c\u3001IMC\u3067\u306f\u8907\u6570\u306e\u30ef\u30fc\u30c9\u7dda\u3092\u540c\u6642\u306b\u99c6\u52d5\uff08\u30de\u30eb\u30c1\u30ef\u30fc\u30c9\u30e9\u30a4\u30f3\u30fb\u30a2\u30af\u30c6\u30a3\u30d9\u30fc\u30b7\u30e7\u30f3\uff09\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u5404\u30e1\u30e2\u30ea\u30bb\u30eb\u304c\u6301\u3064\u30b3\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u306b\u5bfe\u3057\u3066\u3001\u30ef\u30fc\u30c9\u7dda\u304b\u3089\u5165\u529b\u96fb\u5727\u3092\u5370\u52a0\u3059\u308b\u3068\u3001\u96fb\u5727\u3068\u30b3\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u306e\u7a4d\u306b\u6bd4\u4f8b\u3057\u305f\u96fb\u6d41\u304c\u5404\u30bb\u30eb\u306b\u6d41\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30bb\u30eb\u304c\u5171\u901a\u306e\u30d3\u30c3\u30c8\u7dda\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308c\u3070\u3001\u914d\u7dda\u306e\u5408\u6d41\u70b9\u306b\u304a\u3044\u3066\u5404\u30bb\u30eb\u304b\u3089\u306e\u96fb\u6d41\u304c\u81ea\u7136\u306b\u8db3\u3057\u5408\u308f\u305b\u3089\u308c\u308b\u305f\u3081\u3001\u7d50\u679c\u3068\u3057\u3066\u4e00\u62ec\u3067\u7a4d\u548c\u6f14\u7b97\u304c\u7269\u7406\u7684\u306b\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u304c\u30e1\u30e2\u30ea\u30a2\u30ec\u30a4\u3092\u5229\u7528\u3057\u305f\u6f14\u7b97\u306e\u57fa\u790e\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u884c\u5217\u6f14\u7b97\uff08MAC\uff09\u3068\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u51e6\u7406<\/strong><\/h3>\n\n\n\n

\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u63a8\u8ad6\u51e6\u7406\u306e9\u5272\u4ee5\u4e0a\u306f\u3001\u7a4d\u548c\u6f14\u7b97\uff08Multiply-Accumulate: MAC\uff09\u304c\u5360\u3081\u3066\u3044\u307e\u3059\u3002IMC\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306f\u3053\u306eMAC\u6f14\u7b97\u306b\u7279\u5316\u3057\u3066\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u300c\u91cd\u307f\u300d\u3092\u5404\u30e1\u30e2\u30ea\u30bb\u30eb\u306e\u5c0e\u96fb\u72b6\u614b\u3068\u3057\u3066\u3042\u3089\u304b\u3058\u3081\u66f8\u304d\u8fbc\u3093\u3067\u304a\u304d\u3001\u300c\u5165\u529b\u30d9\u30af\u30c8\u30eb\u300d\u3092DAC\uff08D\/A\u30b3\u30f3\u30d0\u30fc\u30bf\uff09\u3092\u4ecb\u3057\u3066\u30a2\u30ca\u30ed\u30b0\u96fb\u5727\u3068\u3057\u3066\u30ef\u30fc\u30c9\u7dda\u3078\u4e26\u5217\u5165\u529b\u3057\u307e\u3059\u3002\u3059\u308b\u3068\u3001\u30d3\u30c3\u30c8\u7dda\u306e\u7d42\u7aef\u306b\u306f\u5165\u529b\u3068\u91cd\u307f\u306e\u7a4d\u548c\u7d50\u679c\u306b\u6bd4\u4f8b\u3057\u305f\u30a2\u30ca\u30ed\u30b0\u96fb\u6d41\u304c\u6d41\u308c\u51fa\u307e\u3059\u3002\u3053\u308c\u3092ADC\uff08A\/D\u30b3\u30f3\u30d0\u30fc\u30bf\uff09\u3067\u30c7\u30b8\u30bf\u30eb\u5024\u306b\u5909\u63db\u3057\u3001\u6b21\u6bb5\u306e\u5c64\u3078\u6e21\u3059\u3053\u3068\u3067\u63a8\u8ad6\u304c\u9032\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u96fb\u6d41\u52a0\u7b97\u30fb\u96fb\u5727\u52a0\u7b97\u306b\u3088\u308b\u6f14\u7b97\u539f\u7406<\/strong><\/h3>\n\n\n\n

\u6f14\u7b97\u306e\u7269\u7406\u7684\u306a\u5b9f\u88c5\u65b9\u6cd5\u306b\u306f\u3001\u4e3b\u306b\u96fb\u6d41\u30e2\u30fc\u30c9\u3068\u96fb\u5727\u30e2\u30fc\u30c9\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u96fb\u6d41\u52a0\u7b97\u65b9\u5f0f\u306f\u3001\u524d\u8ff0\u306e\u3088\u3046\u306b\u30d3\u30c3\u30c8\u7dda\u4e0a\u3067\u96fb\u6d41\u3092\u675f\u306d\u308b\u65b9\u5f0f\u3067\u3042\u308a\u3001\u9ad8\u901f\u304b\u3064\u76f4\u611f\u7684\u306b\u7a4d\u548c\u6f14\u7b97\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u304c\u3001\u30bb\u30eb\u6570\u304c\u5897\u3048\u308b\u3068\u914d\u7dda\u62b5\u6297\u306b\u3088\u308b\u96fb\u5727\u964d\u4e0b\u304c\u6f14\u7b97\u7cbe\u5ea6\u3092\u52a3\u5316\u3055\u305b\u307e\u3059\u3002\u4e00\u65b9\u3001\u96fb\u5727\u52a0\u7b97\uff08\u96fb\u8377\u5171\u6709\uff09\u65b9\u5f0f\u306f\u3001\u30e1\u30e2\u30ea\u30bb\u30eb\u306b\u76f4\u5217\u63a5\u7d9a\u3057\u305f\u30ad\u30e3\u30d1\u30b7\u30bf\u306e\u96fb\u8377\u3092\u30d3\u30c3\u30c8\u7dda\u4e0a\u3067\u518d\u5206\u914d\u3059\u308b\u3053\u3068\u3067\u5e73\u5747\u96fb\u5727\u3092\u5f97\u308b\u624b\u6cd5\u3067\u3059\u3002\u3053\u3061\u3089\u306f\u5b9a\u5e38\u7684\u306a\u8cab\u901a\u96fb\u6d41\u304c\u306a\u3044\u305f\u3081\u9759\u7684\u6d88\u8cbb\u96fb\u529b\u3092\u6975\u3081\u3066\u4f4e\u304f\u6291\u3048\u3089\u308c\u307e\u3059\u304c\u3001\u5bc4\u751f\u5bb9\u91cf\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3084\u3059\u304f\u8a2d\u8a08\u96e3\u6613\u5ea6\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

IMC\u306e\u4e3b\u306a\u56de\u8def\u65b9\u5f0f<\/strong><\/h2>\n\n\n\n

IMC\u306e\u56de\u8def\u5b9f\u88c5\u306f\u3001\u6f14\u7b97\u7d50\u679c\u3092\u30c7\u30b8\u30bf\u30eb\u30fb\u30a2\u30ca\u30ed\u30b0\u306e\u3069\u3061\u3089\u3067\u51e6\u7406\u3059\u308b\u304b\u3001\u304a\u3088\u3073\u57fa\u76e4\u3068\u306a\u308b\u30e1\u30e2\u30ea\u7d20\u5b50\uff08\u63ee\u767a\u6027\/\u4e0d\u63ee\u767a\u6027\uff09\u306e\u9078\u629e\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u5206\u985e\u3055\u308c\u307e\u3059\u3002\u65e2\u5b58\u306eCMOS\u30d7\u30ed\u30bb\u30b9\u3068\u89aa\u548c\u6027\u306e\u9ad8\u3044SRAM\u30d9\u30fc\u30b9\u306e\u65b9\u5f0f\u3068\u3001\u9ad8\u5bc6\u5ea6\u5b9f\u88c5\u304c\u53ef\u80fd\u306a\u6b21\u4e16\u4ee3\u4e0d\u63ee\u767a\u6027\u30e1\u30e2\u30ea\u3092\u7528\u3044\u305f\u30af\u30ed\u30b9\u30d0\u30fc\u65b9\u5f0f\u304c\u3001\u73fe\u5728\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306e\u53cc\u74a7\u3092\u306a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u30c7\u30b8\u30bf\u30ebIMC\uff08SRAM\u30d9\u30fc\u30b9IMC\uff09<\/strong><\/h3>\n\n\n\n

\u30c7\u30b8\u30bf\u30ebIMC\u306f\u3001\u6a19\u6e96\u7684\u306aSRAM\u3092\u62e1\u5f35\u3057\u3001\u30bb\u30eb\u5185\u90e8\u3084\u30d3\u30c3\u30c8\u7dda\u5468\u8fba\u306b\u7b97\u8853\u8ad6\u7406\u6f14\u7b97\u5668\uff08ALU\uff09\u306a\u3069\u306e\u5fae\u5c0f\u306a\u30ed\u30b8\u30c3\u30af\u3092\u7d44\u307f\u8fbc\u3080\u65b9\u5f0f\u3067\u3059\u3002\u8907\u6570\u30bb\u30eb\u306e\u8ad6\u7406\u6f14\u7b97\uff08AND, NOR\u7b49\uff09\u3092\u30d3\u30c3\u30c8\u7dda\u4e0a\u3067\u8a55\u4fa1\u3057\u3001\u305d\u306e\u7d50\u679c\u3092\u52a0\u7b97\u5668\u30c4\u30ea\u30fc\u3067\u96c6\u8a08\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306a6\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\uff086T\uff09\u69cb\u6210\u3067\u306f\u8aad\u307f\u51fa\u3057\u6642\u306e\u96fb\u5727\u5909\u52d5\u306b\u3088\u3063\u3066\u30c7\u30fc\u30bf\u304c\u610f\u56f3\u305b\u305a\u53cd\u8ee2\u30fb\u7834\u58ca\u3055\u308c\u308b\u5371\u967a\u304c\u3042\u308b\u305f\u3081\u3001\u8aad\u307f\u51fa\u3057\u30dd\u30fc\u30c8\u3092\u5206\u96e2\u3057\u305f8T\u308410T\u306e\u30bb\u30eb\u69cb\u9020\u304c\u63a1\u7528\u3055\u308c\u307e\u3059\u3002\u30a2\u30ca\u30ed\u30b0\u65b9\u5f0f\u3068\u6bd4\u3079\u3066\u6f14\u7b97\u5bc6\u5ea6\u306f\u4f4e\u4e0b\u3057\u307e\u3059\u304c\u3001\u30ce\u30a4\u30ba\u3084\u30d7\u30ed\u30bb\u30b9\u3070\u3089\u3064\u304d\u306b\u5f37\u304f\u3001\u9ad8\u3044\u6f14\u7b97\u7cbe\u5ea6\uff088\u30d3\u30c3\u30c8\u301c16\u30d3\u30c3\u30c8\u4ee5\u4e0a\uff09\u3092\u5b89\u5b9a\u3057\u3066\u78ba\u4fdd\u3067\u304d\u308b\u306e\u304c\u5229\u70b9\u3067\u3059\u3002<\/p>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0IMC\uff08\u30af\u30ed\u30b9\u30d0\u30fc\u578bIMC\uff09<\/strong><\/h3>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0IMC\u306f\u3001\u914d\u7dda\u306e\u4ea4\u70b9\uff08\u30af\u30ed\u30b9\u30dd\u30a4\u30f3\u30c8\uff09\u306b\u62b5\u6297\u5909\u5316\u578b\u7d20\u5b50\u3092\u914d\u7f6e\u3059\u308b\u30af\u30ed\u30b9\u30d0\u30fc\u30a2\u30ec\u30a4\u69cb\u9020\u3092\u5229\u7528\u3057\u307e\u3059\u30021\u3064\u306e\u30e1\u30e2\u30ea\u7d20\u5b50\u304c\u305d\u306e\u307e\u307e1\u3064\u306e\u30b7\u30ca\u30d7\u30b9\uff08\u91cd\u307f\uff09\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u305f\u3081\u3001SRAM\u30d9\u30fc\u30b9\u306b\u6bd4\u3079\u3066\u5727\u5012\u7684\u306a\u9ad8\u5bc6\u5ea6\u5b9f\u88c5\u304c\u53ef\u80fd\u3067\u3059\u3002\u4e00\u5ea6\u306e\u30af\u30ed\u30c3\u30af\u3067\u30a2\u30ec\u30a4\u5168\u4f53\u306eMAC\u6f14\u7b97\u3092\u77ac\u6642\u306b\u5b8c\u4e86\u3067\u304d\u308b\u305f\u3081\u30d4\u30fc\u30af\u6027\u80fd\u306f\u6975\u3081\u3066\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30a2\u30ca\u30ed\u30b0\u96fb\u6d41\u3092\u30c7\u30b8\u30bf\u30eb\u306b\u623b\u3059\u305f\u3081\u306eADC\u304c\u30d3\u30c3\u30c8\u7dda\u3054\u3068\u306b\u5fc5\u8981\u3068\u306a\u308a\u3001\u3053\u306eADC\u5468\u8fba\u56de\u8def\u306e\u9762\u7a4d\u3068\u6d88\u8cbb\u96fb\u529b\u304c\u30a2\u30ec\u30a4\u672c\u4f53\u3092\u4e0a\u56de\u3063\u3066\u3057\u307e\u3046\u300cADC\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u300d\u304c\u5b9f\u7528\u5316\u306b\u304a\u3051\u308b\u6700\u5927\u306e\u58c1\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

IMC\u306b\u5229\u7528\u3055\u308c\u308b\u30e1\u30e2\u30ea\u6280\u8853\u3068\u305d\u306e\u7279\u5fb4<\/strong><\/h3>\n\n\n\n

IMC\u306e\u5fc3\u81d3\u90e8\u3068\u306a\u308b\u30e1\u30e2\u30ea\u30c7\u30d0\u30a4\u30b9\u306b\u306f\u3001\u305d\u308c\u305e\u308c\u4e00\u9577\u4e00\u77ed\u304c\u3042\u308a\u307e\u3059\u3002SRAM\u306f\u73fe\u5728\u306e\u30b7\u30ea\u30b3\u30f3\u30d7\u30ed\u30bb\u30b9\u3067\u5373\u5ea7\u306b\u91cf\u7523\u53ef\u80fd\u3067\u9ad8\u901f\u3067\u3059\u304c\u3001\u9762\u7a4d\u304c\u5927\u304d\u304f\u96fb\u6e90\u65ad\u3067\u30c7\u30fc\u30bf\u304c\u6d88\u6ec5\u3057\u307e\u3059\u3002\u4e00\u65b9\u3001ReRAM\uff08\u62b5\u6297\u5909\u5316\u578b\u30e1\u30e2\u30ea\uff09\u3084PCM\uff08\u76f8\u5909\u5316\u30e1\u30e2\u30ea\uff09\u306f\u591a\u5024\u8a18\u61b6\u304c\u53ef\u80fd\u3067\u9ad8\u5bc6\u5ea6\u3067\u3059\u304c\u3001\u66f8\u304d\u8fbc\u307f\u6642\u306e\u3070\u3089\u3064\u304d\u306b\u8ab2\u984c\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u5f37\u8a98\u96fb\u4f53\u3092\u5229\u7528\u3057\u305fFeRAM\uff08FRAM\u3001\u5f37\u8a98\u96fb\u4f53\u30e1\u30e2\u30ea\uff09\u306f\u3001\u96fb\u5727\u99c6\u52d5\u306b\u3088\u308b\u4f4e\u6d88\u8cbb\u96fb\u529b\u66f8\u304d\u8fbc\u307f\u3068\u9ad8\u3044\u8010\u4e45\u6027\u3092\u4f75\u305b\u6301\u3061\u3001\u6b21\u4e16\u4ee3\u30a8\u30c3\u30b8AI\u5411\u3051\u306e\u4e0d\u63ee\u767a\u6027IMC\u7d20\u5b50\u3068\u3057\u3066\u672c\u547d\u8996\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u9069\u5207\u306a\u30e1\u30e2\u30ea\u7d20\u5b50\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u8a2d\u8a08\u306e\u7b2c\u4e00\u6b69\u3067\u3059\u3002<\/p>\n\n\n\n

IMC\u6280\u8853\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u4eca\u5f8c\u306e\u5c55\u671b<\/strong><\/h2>\n\n\n\n

\u30c7\u30fc\u30bf\u8ee2\u9001\u306e\u58c1\u3092\u7a81\u7834\u3059\u308bIMC\u306f\u3001\u534a\u5c0e\u4f53\u306e\u5fae\u7d30\u5316\u30da\u30fc\u30b9\u304c\u920d\u5316\u3057\u3064\u3064\u3042\u308b\u73fe\u4ee3\u306b\u304a\u3044\u3066\u3001\u30b7\u30b9\u30c6\u30e0\u6027\u80fd\u3092\u98db\u8e8d\u3055\u305b\u308b\u5207\u308a\u672d\u3067\u3059\u3002\u30a8\u30c3\u30b8\u30c7\u30d0\u30a4\u30b9\u3067\u306e\u81ea\u5f8b\u7684\u306aAI\u51e6\u7406\u3092\u5b9f\u73fe\u3059\u308b\u4e00\u65b9\u3067\u3001\u30a2\u30ca\u30ed\u30b0\u7279\u6709\u306e\u4e0d\u5b8c\u5168\u3055\u3092\u3044\u304b\u306b\u30b7\u30b9\u30c6\u30e0\u30ec\u30d9\u30eb\u3067\u5438\u53ce\u3059\u308b\u304b\u304c\u3001\u7814\u7a76\u958b\u767a\u304b\u3089\u91cf\u7523\u3078\u306e\u30d5\u30a7\u30fc\u30ba\u3092\u79fb\u884c\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u9375\u3092\u63e1\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

IMC\u304c\u3082\u305f\u3089\u3059\u6d88\u8cbb\u96fb\u529b\u3068\u6027\u80fd\u306e\u30e1\u30ea\u30c3\u30c8<\/strong><\/h3>\n\n\n\n

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