{"id":60448,"date":"2023-10-28T02:20:11","date_gmt":"2023-10-27T18:20:11","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=60448"},"modified":"2023-10-28T02:20:11","modified_gmt":"2023-10-27T18:20:11","slug":"qsjjz","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/60448.html","title":{"rendered":"QPSK\u662f\u51e0\u8fdb\u5236\uff1f"},"content":{"rendered":"

  QPSK\u662fQuadrature Phase Shift Keying\u7684\u7b80\u79f0\uff0c\u662f\u4e00\u79cd\u6570\u5b57\u8c03\u5236\u65b9\u5f0f\u3002\u5b83\u662f\u4e00\u79cd\u975e\u5e38\u5e38\u89c1\u7684\u6570\u5b57\u4fe1\u53f7\u8c03\u5236\u65b9\u5f0f\uff0c\u5728\u65e0\u7ebf\u7535\u901a\u4fe1\u3001\u5e7f\u64ad\u548c\u4f20\u8f93\u7cfb\u7edf\u4e2d\u90fd\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u3002QPSK\u662f\u4e00\u79cd\u56db\u8fdb\u5236\u8c03\u5236\u65b9\u5f0f\uff0c\u4e5f\u5c31\u662f\u8bf4\u5b83\u53ef\u4ee5\u4f7f\u75284\u79cd\u4e0d\u540c\u7684\u76f8\u4f4d\u72b6\u6001\u6765\u4f20\u8f93\u6570\u5b57\u4fe1\u53f7\u3002<\/p>\n

QPSK\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n

  QPSK\u7684\u5de5\u4f5c\u539f\u7406\u662f\u5c06\u6570\u636e\u4fe1\u53f7\u5206\u89e3\u4e3a\u4e24\u4e2a\u72ec\u7acb\u7684\u4fe1\u53f7\uff0c\u6bcf\u4e2a\u4fe1\u53f7\u90fd\u6709\u4e24\u79cd\u72b6\u6001\uff0c\u5373\u6b63\u548c\u8d1f\u3002\u6bcf\u4e2a\u4fe1\u53f7\u90fd\u6709\u4e00\u4e2a\u76f8\u4f4d\uff0c\u6bd4\u5982\u6b63\u76f8\u4f4d\u548c\u8d1f\u76f8\u4f4d\u3002\u8fd9\u4e24\u4e2a\u76f8\u4f4d\u4fe1\u53f7\u88ab\u79f0\u4e3aI\u4fe1\u53f7\u548cQ\u4fe1\u53f7\uff0c\u5b83\u4eec\u7684\u76f8\u4f4d\u88ab\u79f0\u4e3aI\u76f8\u4f4d\u548cQ\u76f8\u4f4d\u3002\u56e0\u6b64\uff0cQPSK\u53ef\u4ee5\u4f7f\u75284\u79cd\u4e0d\u540c\u7684\u76f8\u4f4d\u72b6\u6001\u6765\u4f20\u8f93\u6570\u636e\uff0c\u5206\u522b\u662fI\u76f8\u4f4d\u6b63\u3001I\u76f8\u4f4d\u8d1f\u3001Q\u76f8\u4f4d\u6b63\u548cQ\u76f8\u4f4d\u8d1f\u3002<\/p>\n

  QPSK\u7684\u4f18\u70b9<\/h3>\n

  QPSK\u6bd4\u5176\u4ed6\u8c03\u5236\u65b9\u5f0f\u5177\u6709\u5f88\u591a\u4f18\u70b9\uff0c\u6bd4\u5982\uff1a<\/p>\n