Ìܼ¡

²Ã»»²óÏ©

¡¡ÏÀÍý²óÏ©¤Ë¤Ï¡¢2¿Ê¿ôƱ»Î¤Î²ÃË¡¤ò¹Ô¤¦¤¿¤á¤Î²Ã»»²óÏ©¤¬¤¢¤ë¡£¤³¤Î²Ã»»²óÏ©¤Ë¤Ï¡¢²¼°Ì¤«¤é¤Î·å¾å¤¬¤ê¤¬¤Ç¤­¤Ê¤¤È¾²Ã»»²óÏ©¡¢²¼°Ì¤«¤é¤Î·å¾å¤¬¤ê¤¬¤Ç¤­¤ëÁ´²Ã»»²óÏ©¤¬¤¢¤ë¡£

Ⱦ²Ã»»²óÏ©

Æþ½ÐÎϤι½À®

¿¿ÍýÃÍɽ

L1L2L3L4
1101
1010
0110
0000

¹½À®

MIL-STD¤Ë¤è¤ë²óÏ©¹½À®

Á´²Ã»»²óÏ©

Æþ½ÐÎϤι½À®

¿¿Íýɽ

L1L2L3L4L5
11111
11001
10101
10010
01101
01010
00110
00000

¡¡½ÐÎÏÊÑ¿ô¤Î1¡ÊL4¤¢¤ë¤¤¤ÏL5¡Ë¤ËÂбþ¤¹¤ë3¤Ä¤ÎÆþÎÏÊÑ¿ôL1,L2,L3¤Ë¤ª¤¤¤Æ¡¢0¤ÏÏÀÍýÈÝÄê¡¢1¤Ï¤½¤Î¤Þ¤Þ¤È¤·¤¿¤¦¤¨¤ÇÏÀÍýÀѤÇÁȤ߹ç¤ï¤»¤ë¡£

[1]L4¤òÄ´¤Ù¤ë

L_4
=\bar{L_1}~\cdot~L_2~\cdot~\bar{L_3}~+~L_1~\cdot~\bar{L_2}~\cdot~\bar{L_3}~+~\bar{L_1}~\cdot~\bar{L_2}~\cdot~L_3~+~L_1~\cdot~L_2~\cdot~L_3
=~(\bar{L_1}~\cdot~L_2~+~L_1~\cdot~\bar{L_2})\cdot~\bar{L_3}~+(\bar{L_1}~\cdot~\bar{L_2}~+~L_1~\cdot~L_2)\cdot~L_3
=(L_1~\oplus~L_2)~\cdot~\bar{L_3}~+~\bar{(L_1~\oplus~L_2)}~\cdot~L_3
=(L_1~\oplus~L_2)~\oplus~L_3
=~L_1~\oplus~L_2~\oplus~L_3

¡¡¤è¤Ã¤Æ¡¢ÆÀ¤é¤ì¤¿¼°¤òÆþÎϤο¿µ¶¤ËŬ±þ¤¹¤ì¤ÐL4¤¬½Ð¤ë¡£

[2]L5¤òÄ´¤Ù¤ë

L_5
=\bar{L_1}~\cdot~L_2~\cdot~\bar{L_3}~+~L_1~\cdot~\bar{L_2}~\cdot~\bar{L_3}~+~\bar{L_1}~\cdot~\bar{L_2}~\cdot~L_3~+~L_1~\cdot~L_2~\cdot~L_3
=L_1~\cdot~L_2~\cdot~(\bar{L_3}~\cdot~L_3)+~(\bar{L_1}~\cdot~L_2~+~L_1~\cdot~\bar{L_2})\cdot~L_3
=L_1~\cdot~L_2~+~(L_1~\oplus~L_2)~\cdot~L_3¡¡¡Ê¢èÇÓÃæÎ§¡Ë

¹½À®