920MHz帯ã¯ã2012å¹´ã«ç·åçãå½é競äºåã®å¼·åã®è¦³ç¹ããæ³æ¹æ£ãè¡ãã2.4GHz帯ã«å ãã¦æ°ãã«ISMãã³ãï¼Industrial, Scientific and Medical Bandï¼ã¨ãã¦å²ãå½ã¦ãããå¨æ³¢æ°å¸¯ã§ããISMãã³ãã¨ã¯ä¸»ã«å»çãç£æ¥ãç§å¦åéãªã©ã®ç¨éã«å²ãå½ã¦ãããå¨æ³¢æ°å¸¯åã§ãå 許ä¸è¦ã§ä½¿ç¨ã§ãã¾ãã 920MHz帯ã¯1GHz以ä¸ã®å¨æ³¢æ°å¸¯ã®ãã¨ãæå³ããããµãã®ã¬å¸¯ç¡ç·ãã¨ãå¼ã°ãã¦ãã¾ããWi-FiãBluetoothã§ä½¿ããã¦ãã2.4GHz帯ã¯ä¸çå ±éã§ããä¸æ¹ã®920MHz帯ã¯ãå½ã«ãã使ç¨ã§ããå¨æ³¢æ°å¸¯ãè¥å¹²ç°ãªãããã«ãå ·ä½çãªå¸¯åæ°ã§å¼ã°ãã«ãç·ç§°ãã¦ããµãã®ã¬ãã¨å¼ã°ãã¦ãã¾ããç±³å½ãã¢ã¸ã¢ã§ãåãå¨æ³¢æ°å¸¯ãå©ç¨ã§ãããã¨ãããä»å¾IoTåãéä¿¡ã«é¢ããå¸å ´ã§ã®æ´»æ§åãæå¾ ããã¦ãã¾ãã æ¥æ¬ã§ã¯ã1GHz以ä¸ã®å¨æ³¢æ°å¸¯ã¨ãã¦315MH
{{#tags}}- {{label}}
{{/tags}}