{"id":92315,"date":"2024-04-30T16:43:18","date_gmt":"2024-04-30T08:43:18","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=92315"},"modified":"2024-04-30T16:43:23","modified_gmt":"2024-04-30T08:43:23","slug":"tzjtqdzygn-2","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/92315.html","title":{"rendered":"\u8c03\u5236\u89e3\u8c03\u5668\u7684\u4e3b\u8981\u529f\u80fd"},"content":{"rendered":"\n

\u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668(MODEM)\u7684\u4e3b\u8981\u529f\u80fd<\/strong>\u662f\u6a21\u62df\u4fe1\u53f7\u4e0e\u6570\u5b57\u4fe1\u53f7\u7684\u8f6c\u6362\u3002\u8c03\u5236\u89e3\u8c03\u5668\u80fd\u591f\u5c06\u8ba1\u7b97\u673a\u4ea7\u751f\u7684\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u4e3a\u53ef\u4ee5\u901a\u8fc7\u7535\u8bdd\u7ebf\u4f20\u8f93\u7684\u6a21\u62df\u4fe1\u53f7\uff0c\u540c\u65f6\u4e5f\u80fd\u5c06\u63a5\u6536\u5230\u7684\u6a21\u62df\u4fe1\u53f7\u8f6c\u6362\u56de\u6570\u5b57\u4fe1\u53f7\uff0c\u4ee5\u4fbf\u8ba1\u7b97\u673a\u53ef\u4ee5\u5904\u7406\u3002\u6b64\u5916\uff0c\u8c03\u5236\u89e3\u8c03\u5668\u8fd8\u5177\u6709\u540c\u6b65\u6570\u636e\u4f20\u8f93\u4e0e\u5f02\u6b65\u6570\u636e\u4f20\u8f93\u3001\u68c0\u9519\u7ea0\u9519\u7b49\u57fa\u672c\u7684\u6570\u636e\u5904\u7406\u529f\u80fd\u3002\u56e0\u6b64\uff0c\u9009\u9879C\u201c\u6a21\u62df\u4fe1\u53f7\u4e0e\u6570\u5b57\u4fe1\u53f7\u7684\u8f6c\u6362\u201d\u662f\u8c03\u5236\u89e3\u8c03\u5668\u7684\u4e3b\u8981\u529f\u80fd\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 \u8c03\u5236\u89e3\u8c03\u5668\u7684\u5de5\u4f5c\u539f\u7406\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n

\u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668(Modem)\u7684\u5de5\u4f5c\u539f\u7406\u4e3b\u8981\u662f\u901a\u8fc7\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u4e3a\u6a21\u62df\u4fe1\u53f7\uff0c\u4ee5\u53ca\u5c06\u6a21\u62df\u4fe1\u53f7\u8f6c\u6362\u4e3a\u6570\u5b57\u4fe1\u53f7\u7684\u8fc7\u7a0b\u6765\u5b9e\u73b0\u6570\u636e\u7684\u4f20\u8f93\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u5f53\u7528\u6237\u9700\u8981\u4e0a\u7f51\u65f6\uff0c\u8c03\u5236\u89e3\u8c03\u5668\u9996\u5148\u63a5\u6536\u6765\u81ea\u4e92\u8054\u7f51\u670d\u52a1\u63d0\u4f9b\u5546(ISP)\u7684\u6a21\u62df\u4fe1\u53f7\u548c\u6765\u81ea\u8def\u7531\u5668\u3001\u8ba1\u7b97\u673a\u7b49\u7f51\u7edc\u8bbe\u5907\u7684\u6570\u5b57\u4fe1\u53f7\u3002\u7136\u540e\uff0c\u5b83\u5c06\u8fd9\u4e9b\u6570\u5b57\u4fe1\u53f7\u201c\u8c03\u5236\u201d\u6210\u9002\u5408\u901a\u8fc7\u7535\u8bdd\u7ebf\u7b49\u6a21\u62df\u901a\u4fe1\u7ebf\u8def\u4f20\u8f93\u7684\u5f62\u5f0f\uff0c\u5373\u6a21\u62df\u4fe1\u53f7\u3002\u5728\u63a5\u6536\u7aef\uff0c\u8c03\u5236\u89e3\u8c03\u5668\u518d\u5c06\u8fd9\u4e9b\u6a21\u62df\u4fe1\u53f7\u201c\u89e3\u8c03\u201d\u56de\u539f\u59cb\u7684\u6570\u5b57\u4fe1\u53f7\uff0c\u4ee5\u4fbf\u8ba1\u7b97\u673a\u6216\u5176\u4ed6\u7f51\u7edc\u8bbe\u5907\u53ef\u4ee5\u4f7f\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000\u6b64\u5916\uff0c\u8c03\u5236\u89e3\u8c03\u5668\u8fd8\u5177\u6709\u7ea0\u6b63\u6570\u636e\u9519\u8bef\u7684\u529f\u80fd\uff0c\u5e76\u63a7\u5236\u53d1\u9001\u5230\u7f51\u7edc\u7684\u6570\u636e\u6d41\u548c\u5927\u5c0f\u3002\u8fd9\u610f\u5473\u7740\u5b83\u4e0d\u4ec5\u8d1f\u8d23\u4fe1\u53f7\u7684\u8f6c\u6362\uff0c\u8fd8\u8d1f\u8d23\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u548c\u6548\u7387\u3002<\/p>\n\n\n\n

\u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668\u7531\u53d1\u9001\u3001\u63a5\u6536\u3001\u63a7\u5236\u3001\u63a5\u53e3\u3001\u64cd\u7eb5\u9762\u677f\u53ca\u7535\u6e90\u7b49\u90e8\u5206\u7ec4\u6210\uff0c\u8fd9\u4e9b\u7ec4\u6210\u90e8\u5206\u5171\u540c\u5de5\u4f5c\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u6709\u6548\u4f20\u8f93\u3002\u4f8b\u5982\uff0cADSL\u8c03\u5236\u89e3\u8c03\u5668\u901a\u8fc7\u5c06\u7535\u8bdd\u7ebf\u7684\u5e26\u5bbd\u5206\u5272\u6210\u591a\u4e2a\u9891\u6bb5\uff0c\u5e76\u4e3a\u6bcf\u4e2a\u9891\u6bb5\u5206\u914d\u4e00\u4e2a\u865a\u62df\u8c03\u5236\u89e3\u8c03\u5668\uff0c\u4ece\u800c\u4f18\u5316\u5e26\u5bbd\u7684\u4f7f\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668\u7684\u5de5\u4f5c\u539f\u7406\u662f\u901a\u8fc7\u8c03\u5236\u548c\u89e3\u8c03\u8fc7\u7a0b\uff0c\u5c06\u6570\u5b57\u4fe1\u53f7\u4e0e\u6a21\u62df\u4fe1\u53f7\u76f8\u4e92\u8f6c\u6362\uff0c\u4ee5\u4fbf\u5728\u4e0d\u540c\u7684\u901a\u4fe1\u5a92\u4ecb\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002\u8fd9\u4e00\u8fc7\u7a0b\u4e0d\u4ec5\u6d89\u53ca\u5230\u4fe1\u53f7\u5f62\u5f0f\u7684\u8f6c\u6362\uff0c\u8fd8\u5305\u62ec\u5bf9\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7684\u9519\u8bef\u8fdb\u884c\u6821\u6b63\u548c\u5bf9\u6570\u636e\u6d41\u8fdb\u884c\u7ba1\u7406\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u9ad8\u6548\u548c\u51c6\u786e\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001 \u8c03\u5236\u89e3\u8c03\u5668\u5982\u4f55\u5b9e\u73b0\u6a21\u62df\u4fe1\u53f7\u4e0e\u6570\u5b57\u4fe1\u53f7\u7684\u8f6c\u6362?<\/h2>\n\n\n\n

\u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668\u5b9e\u73b0\u6a21\u62df\u4fe1\u53f7\u4e0e\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u7684\u8fc7\u7a0b\u4e3b\u8981\u5305\u62ec\u4e24\u4e2a\u9636\u6bb5\uff1a\u8c03\u5236\u548c\u89e3\u8c03\u3002<\/p>\n\n\n\n

    \n
  • \u3000\u3000\u8c03\u5236(Modulation)\uff1a\u5728\u53d1\u9001\u6570\u636e\u65f6\uff0c\u8c03\u5236\u89e3\u8c03\u5668\u9996\u5148\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u4e3a\u6a21\u62df\u4fe1\u53f7\u3002\u8fd9\u4e00\u8fc7\u7a0b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/li>\n\n\n\n
  • \u3000\u3000\u6570\u5b57\u4fe1\u53f7\u7f16\u7801\uff1a\u5c06\u6570\u636e\u8f6c\u6362\u4e3a\u6570\u5b57\u4e8c\u8fdb\u5236\u5f62\u5f0f\uff0c\u4f8b\u5982\u4f7f\u7528ASCII\u7801\u8868\u793a\u5b57\u7b26\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u91c7\u6837\uff1a\u5c06\u8fde\u7eed\u65f6\u95f4\u7684\u6a21\u62df\u4fe1\u53f7\u5728\u65f6\u95f4\u4e0a\u8fdb\u884c\u79bb\u6563\u91c7\u6837\uff0c\u83b7\u53d6\u4e00\u7cfb\u5217\u91c7\u6837\u70b9\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u91cf\u5316\uff1a\u5bf9\u91c7\u6837\u7684\u503c\u8fdb\u884c\u91cf\u5316\uff0c\u5373\u8ba9\u6a21\u62df\u4fe1\u53f7\u7684\u4e0d\u540c\u5e45\u5ea6\u5206\u522b\u5bf9\u5e94\u4e0d\u540c\u7684\u4e8c\u8fdb\u5236\u503c\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u7f16\u7801\uff1a\u5bf9\u91cf\u5316\u7684\u91c7\u6837\u8fdb\u884c\u6570\u5b57\u5316\u7f16\u7801\uff0c\u6700\u540e\u5c06\u7f16\u7801\u540e\u7684\u6570\u636e\u8f6c\u5316\u6210\u6570\u5b57\u4fe1\u53f7\u53d1\u9001\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u89e3\u8c03(Demodulation)\uff1a\u5728\u63a5\u6536\u7aef\uff0c\u8c03\u5236\u89e3\u8c03\u5668\u7684\u4efb\u52a1\u662f\u5c06\u63a5\u6536\u5230\u7684\u6a21\u62df\u4fe1\u53f7\u89e3\u7801\uff0c\u4f7f\u5176\u6062\u590d\u6210\u539f\u59cb\u7684\u6570\u5b57\u4fe1\u53f7\u3002\u8fd9\u4e00\u8fc7\u7a0b\u901a\u5e38\u7531\u4e13\u95e8\u7684\u89e3\u8c03\u7b97\u6cd5\u548c\u786c\u4ef6\u5b9e\u73b0\uff0c\u4ee5\u786e\u4fdd\u51c6\u786e\u5730\u5c06\u6a21\u62df\u4fe1\u53f7\u8f6c\u56de\u6570\u5b57\u4fe1\u53f7\u3002<\/li>\n<\/ul>\n\n\n\n

    \u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668\u5b9e\u9645\u4e0a\u662f\u4e00\u4e2a\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u4e3a\u6a21\u62df\u4fe1\u53f7\u5e76\u4e14\u518d\u8f6c\u6362\u56de\u6570\u5b57\u4fe1\u53f7\u7684\u8f6c\u53d1\u5668\uff0c\u5728\u7269\u7406\u4e0a\u5b83\u4f4d\u4e8e\u8ba1\u7b97\u673a\u548c\u6a21\u62df\u4fe1\u9053\u4e4b\u95f4\u3002\u5728\u6570\u636e\u901a\u4fe1\u7cfb\u7edf\u7684\u53d1\u9001\u7aef\uff0c\u8c03\u5236\u89e3\u8c03\u5668\u4ece\u4e00\u4e2a\u4e32\u884c\u6570\u5b57\u63a5\u53e3(\u5982RS-232)\u63a5\u6536\u79bb\u6563\u7684\u6570\u5b57\u8109\u51b2\uff0c\u5e76\u5c06\u5b83\u4eec\u8f6c\u6362\u4e3a\u8fde\u7eed\u53d8\u5316\u7684\u6a21\u62df\u5df1\u8c03\u4fe1\u53f7\uff0c\u7136\u540e\u901a\u8fc7\u6a21\u62df\u4fe1\u9053\u4f20\u8f93\u3002<\/p>\n\n\n\n

    \u3000\u3000\u4e09\u3001 \u8c03\u5236\u89e3\u8c03\u5668\u4e2d\u7684\u540c\u6b65\u6570\u636e\u4f20\u8f93\u4e0e\u5f02\u6b65\u6570\u636e\u4f20\u8f93\u6709\u4f55\u533a\u522b?<\/h2>\n\n\n\n

    \u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668\u4e2d\u7684\u540c\u6b65\u6570\u636e\u4f20\u8f93\u4e0e\u5f02\u6b65\u6570\u636e\u4f20\u8f93\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u5b83\u4eec\u5982\u4f55\u5904\u7406\u65f6\u949f\u4fe1\u53f7\u548c\u6570\u636e\u7684\u4f20\u8f93\u65b9\u5f0f\u3002<\/p>\n\n\n\n

    \u3000\u3000\u5728\u540c\u6b65\u6570\u636e\u4f20\u8f93\u4e2d\uff0c\u53d1\u9001\u65b9\u548c\u63a5\u6536\u65b9\u5171\u4eab\u4e00\u4e2a\u5171\u540c\u7684\u65f6\u949f\u8109\u51b2\u6765\u5b9e\u73b0\u540c\u6b65\u901a\u4fe1\u3002\u8fd9\u79cd\u65b9\u5f0f\u8981\u6c42\u6570\u636e\u4ee5\u56fa\u5b9a\u7684\u901f\u7387\u8fdb\u884c\u4f20\u8f93\uff0c\u5e76\u4e14\u53d1\u9001\u65b9\u548c\u63a5\u6536\u65b9\u9700\u8981\u4f7f\u7528\u65f6\u949f\u4fe1\u53f7\u8fdb\u884c\u540c\u6b65\u3002\u540c\u6b65\u4f20\u8f93\u7684\u6570\u636e\u901a\u5e38\u662f\u4ee5\u5e27\u7684\u5f62\u5f0f\u4f20\u8f93\u7684\uff0c\u8fd9\u610f\u5473\u7740\u6570\u636e\u5757\u4e0e\u6570\u636e\u5757\u4e4b\u95f4\u7684\u65f6\u95f4\u95f4\u9694\u662f\u56fa\u5b9a\u7684\uff0c\u6bcf\u4e2a\u6570\u636e\u5757\u5e26\u6709\u65f6\u5e8f\u4fe1\u606f\uff0c\u63a5\u6536\u65b9\u53ef\u4ee5\u7528\u8fd9\u4e9b\u65f6\u5e8f\u4fe1\u606f\u8fdb\u884c\u6821\u9a8c\u3002\u6b64\u5916\uff0c\u540c\u6b65\u4f20\u8f93\u9762\u5411\u6bd4\u7279\uff0c\u5176\u5355\u4f4d\u662f\u5e27\uff0c\u5bf9\u65f6\u5e8f\u7684\u8981\u6c42\u8f83\u9ad8\uff0c\u5f80\u5f80\u901a\u8fc7\u7279\u5b9a\u7684\u65f6\u949f\u7ebf\u8def\u534f\u8c03\u65f6\u5e8f\u3002<\/p>\n\n\n\n

    \u3000\u3000\u76f8\u53cd\uff0c\u5728\u5f02\u6b65\u6570\u636e\u4f20\u8f93\u4e2d\uff0c\u53d1\u9001\u65b9\u548c\u63a5\u6536\u65b9\u6709\u81ea\u5df1\u7684\u5185\u90e8\u65f6\u949f\uff0c\u56e0\u6b64\u4e0d\u9700\u8981\u5916\u90e8\u7684\u5171\u540c\u65f6\u949f\u8109\u51b2\u3002\u5f02\u6b65\u4f20\u8f93\u662f\u9762\u5411\u5b57\u7b26\u7684\u4f20\u8f93\uff0c\u5176\u5355\u4f4d\u662f\u5b57\u7b26\uff0c\u800c\u4e0d\u662f\u5e27\u3002\u5728\u8fd9\u79cd\u65b9\u5f0f\u4e0b\uff0c\u63a5\u6536\u65b9\u901a\u8fc7\u5b57\u7b26\u8d77\u59cb\u548c\u505c\u6b62\u7801\u786e\u5b9a\u63a5\u6536\u4fe1\u606f\uff0c\u4e0d\u9700\u8981\u4e0e\u53d1\u9001\u65b9\u6309\u7167\u540c\u4e00\u65f6\u5e8f\u5de5\u4f5c\u3002\u5f02\u6b65\u4f20\u8f93\u5bf9\u65f6\u5e8f\u7684\u8981\u6c42\u8f83\u4f4e\uff0c\u56e0\u4e3a\u5b83\u4e0d\u4f9d\u8d56\u4e8e\u56fa\u5b9a\u65f6\u949f\u4fe1\u53f7\u6765\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002<\/p>\n\n\n\n

    \u3000\u3000\u540c\u6b65\u6570\u636e\u4f20\u8f93\u4f9d\u8d56\u4e8e\u5171\u4eab\u7684\u65f6\u949f\u8109\u51b2\u548c\u56fa\u5b9a\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u9002\u7528\u4e8e\u8981\u6c42\u9ad8\u53ef\u9760\u6027\u548c\u51c6\u786e\u6027\u7684\u5e94\u7528\u573a\u666f\u3002\u800c\u5f02\u6b65\u6570\u636e\u4f20\u8f93\u5219\u66f4\u52a0\u7075\u6d3b\uff0c\u4e0d\u9700\u8981\u5171\u4eab\u65f6\u949f\u8109\u51b2\uff0c\u9002\u7528\u4e8e\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u4e0d\u662f\u7279\u522b\u9ad8\u7684\u573a\u666f\u3002<\/p>\n\n\n\n

    \u3000\u3000\u56db\u3001 \u8c03\u5236\u89e3\u8c03\u5668\u5982\u4f55\u8fdb\u884c\u68c0\u9519\u7ea0\u9519?<\/h2>\n\n\n\n

    \u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668\u8fdb\u884c\u68c0\u9519\u7ea0\u9519\u7684\u65b9\u5f0f\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u79cd\u6280\u672f\uff1a<\/p>\n\n\n\n

      \n
    • \u3000\u3000\u5947\u5076\u6821\u9a8c\u3001\u6821\u9a8c\u548c\u6216\u5faa\u73af\u5197\u4f59\u68c0\u67e5(CRC)\uff1a\u8fd9\u4e9b\u662f\u57fa\u672c\u7684\u9519\u8bef\u68c0\u6d4b\u6280\u672f\uff0c\u7528\u4e8e\u8bc6\u522b\u6570\u636e\u4e2d\u7684\u4efb\u4f55\u9519\u8bef\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u91cd\u4f20\u673a\u5236\uff1a\u5f53\u53d1\u751f\u9519\u8bef\u65f6\uff0c\u901a\u8fc7\u91cd\u65b0\u4f20\u8f93\u6570\u636e\u6765\u7ea0\u6b63\u9519\u8bef\u3002\u8fd9\u662f\u4e00\u79cd\u7b80\u5355\u4f46\u6709\u6548\u7684\u65b9\u6cd5\uff0c\u5c24\u5176\u9002\u7528\u4e8e\u5f02\u6b65\u901a\u4fe1\u7cfb\u7edf\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u524d\u5411\u9519\u8bef\u66f4\u6b63(FEC)\u7b97\u6cd5\uff1a\u901a\u8fc7\u4f20\u8f93\u989d\u5916\u7684\u6bd4\u7279(\u79f0\u4e3a\u9519\u8bef\u6821\u9a8c\u4f4d)\uff0c\u6765\u8bc6\u522b\u548c\u7ea0\u6b63\u9519\u8bef\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5728\u4e0d\u589e\u52a0\u989d\u5916\u901a\u4fe1\u5f00\u9500\u7684\u60c5\u51b5\u4e0b\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u7279\u5b9a\u7f16\u7801\u6280\u672f\uff1a\u4f8b\u5982Lee\u6c0f\u7f16\u7801\uff0c\u5b83\u662f\u4e00\u79cd\u5177\u6709\u76f8\u4f4d\u900f\u660e\u7279\u6027\u7684\u7ea0\u9519\u7f16\u7801\uff0c\u5373\u4f7f\u5728\u76f8\u4f4d\u6a21\u7cca\u5b58\u5728\u7684\u60c5\u51b5\u4e0b\u4e5f\u80fd\u6b63\u5e38\u5b8c\u6210\u8bd1\u7801\u68c0\u9519\u7ea0\u9519\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u5dee\u9519\u68c0\u6d4b\u548c\u7ea0\u9519\u6280\u672f\uff1a\u9488\u5bf9\u6bd4\u7279\u9519\u8bef\uff0c\u901a\u8fc7\u68c0\u6d4b\u5e27\u4e2d\u662f\u5426\u51fa\u73b0\u6bd4\u7279\u5dee\u9519\uff0c\u5e76\u8fdb\u884c\u7ea0\u6b63\u3002\u8fd9\u79cd\u6280\u672f\u53ef\u4ee5\u6709\u6548\u5730\u5904\u7406\u8282\u70b9\u95f4\u7684\u6570\u636e\u4f20\u8f93\u95ee\u9898\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u4fe1\u9053\u7f16\u7801\uff1a\u5982Lee\u6c0f\u7f16\u7801\u6240\u793a\uff0c\u901a\u8fc7\u8bbe\u8ba1\u9002\u5408\u7279\u5b9a\u901a\u4fe1\u7cfb\u7edf\u7684\u4fe1\u9053\u7f16\u7801\u6765\u5b9e\u73b0\u68c0\u9519\u7ea0\u9519\u3002\u8fd9\u79cd\u7f16\u7801\u901a\u5e38\u5177\u6709\u8f83\u4f4e\u7684\u5197\u4f59\u5ea6\uff0c\u80fd\u591f\u5728\u63a5\u8fd1\u9999\u519c\u9650\u7684\u60c5\u51b5\u4e0b\u5b9e\u73b0\u5b8c\u6574\u7684\u7ea0\u9519\u80fd\u529b\uff0c\u5373\u8fbe\u5230\u7406\u8bba\u4e0a\u7684\u6781\u9650\u3002<\/li>\n\n\n\n
    • \u3000\u3000YModem\u534f\u8bae\uff1a\u8fd9\u662f\u4e00\u79cd\u4f7f\u7528\u66f4\u5927\u6570\u636e\u5757\u7684\u8c03\u5236\u89e3\u8c03\u5668\u534f\u8bae\uff0c\u65e8\u5728\u8ffd\u6c42\u66f4\u9ad8\u7684\u6548\u7387\u3002\u5b83\u901a\u8fc7\u7279\u5b9a\u7684\u7ea0\u9519\u534f\u8bae\u6765\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u7684\u6548\u7387\u548c\u53ef\u9760\u6027\u3002<\/li>\n<\/ul>\n\n\n\n

      \u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668\u901a\u8fc7\u91c7\u7528\u591a\u79cd\u68c0\u9519\u7ea0\u9519\u6280\u672f\u548c\u534f\u8bae\uff0c\u5982\u5947\u5076\u6821\u9a8c\u3001\u6821\u9a8c\u548c\u3001CRC\u3001\u91cd\u4f20\u673a\u5236\u3001FEC\u7b97\u6cd5\u3001\u7279\u5b9a\u7f16\u7801\u6280\u672f\u4ee5\u53caYModem\u534f\u8bae\u7b49\uff0c\u6765\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

      \u3000\u3000\u4e94\u3001 \u8c03\u5236\u89e3\u8c03\u5668\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n

      \u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

        \n
      • \u3000\u3000\u6570\u5b57\u901a\u4fe1\u7cfb\u7edf\u7684\u4fe1\u53f7\u8c03\u5236\u4e0e\u89e3\u8c03\uff1a\u8c03\u5236\u89e3\u8c03\u5668\u80fd\u591f\u5c06\u4fe1\u53f7\u8c03\u5236\u5230\u6570\u5b57\u4fe1\u9053\u4e0a\uff0c\u5e76\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u8fdb\u884c\u76f8\u53cd\u7684\u53d8\u6362\uff0c\u4ee5\u5b9e\u73b0\u4fe1\u53f7\u7684\u6709\u6548\u4f20\u8f93\u3002\u8fd9\u79cd\u6280\u672f\u7684\u5e94\u7528\u4f7f\u5f97\u6570\u5b57\u901a\u4fe1\u5177\u6709\u5f3a\u5927\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u4fbf\u4e8e\u5b58\u50a8\u3001\u5904\u7406\u548c\u4ea4\u6362\uff0c\u5df2\u6210\u4e3a\u73b0\u4ee3\u901a\u4fe1\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u65e0\u7ebf\u901a\u4fe1\uff1a\u8c03\u5236\u89e3\u8c03\u5668\u5728\u65e0\u7ebf\u901a\u4fe1\u9886\u57df\u53d1\u6325\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5b83\u4eec\u4e0d\u4ec5\u6539\u5584\u4e86\u4fe1\u53f7\u7684\u4f20\u8f93\u7279\u6027\uff0c\u63d0\u9ad8\u4e86\u901a\u4fe1\u8d28\u91cf\uff0c\u8fd8\u80fd\u6709\u6548\u5229\u7528\u9891\u8c31\u8d44\u6e90\uff0c\u6ee1\u8db3\u591a\u6837\u5316\u7684\u901a\u4fe1\u9700\u6c42\u3002\u7279\u522b\u662f\u5728\u79fb\u52a8\u901a\u4fe1\u6280\u672f\u4e2d\uff0c\u968f\u7740\u65b0\u4e1a\u52a1\u7684\u4e0d\u65ad\u4ea7\u751f\u548c\u9891\u7387\u8d44\u6e90\u7684\u65e5\u76ca\u7d27\u5f20\uff0c\u8c03\u5236\u89e3\u8c03\u6280\u672f\u7684\u53d1\u5c55\u5bf9\u4e8e\u652f\u6301\u8fd9\u4e9b\u65b0\u6280\u672f\u81f3\u5173\u91cd\u8981\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u9ad8\u901f\u6570\u636e\u901a\u4fe1\uff1a\u7535\u7f06\u8c03\u5236\u89e3\u8c03\u5668(Cable Modem)\u63d0\u4f9b\u4e86\u4e00\u79cd\u9ad8\u901f\u6570\u636e\u901a\u4fe1\u7684\u65b9\u5f0f\uff0c\u652f\u6301Internet\u63a5\u5165\u3001\u5728\u7ebf\u5a31\u4e50\u3001\u89c6\u9891\u70b9\u64ad(VOD)\u3001\u7535\u89c6\u4f1a\u8bae\u3001\u8fdc\u7a0b\u5de5\u4f5c\u7ec4\u4ee5\u53ca\u5c40\u57df\u7f51\u4e92\u8054\u7b49\u591a\u79cd\u5e94\u7528\u3002\u5b83\u662fHFC\u7f51\u7edc\u7684\u5173\u952e\u8bbe\u5907\uff0c\u5c55\u793a\u4e86\u8c03\u5236\u89e3\u8c03\u6280\u672f\u5728\u63d0\u4f9b\u9ad8\u901f\u5bbd\u5e26\u670d\u52a1\u65b9\u9762\u7684\u5e94\u7528\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u624b\u673a\u901a\u4fe1\u6280\u672f\u7684\u53d1\u5c55\uff1a\u4ece1G\u52305G\uff0c\u624b\u673a\u8c03\u5236\u89e3\u8c03\u5668\u7ecf\u5386\u4e86\u663e\u8457\u7684\u6f14\u53d8\u3002\u5b83\u4eec\u8d1f\u8d23\u6a21\u62df\u4fe1\u53f7\u4e0e\u6570\u5b57\u4fe1\u53f7\u4e4b\u95f4\u7684\u76f8\u4e92\u8f6c\u6362\uff0c\u662f\u5b9e\u73b0\u8ba1\u7b97\u673a\u4e4b\u95f4\u901a\u4fe1\u7684\u5173\u952e\u6280\u672f\u3002\u8fd9\u4e00\u8fc7\u7a0b\u4e0d\u4ec5\u6d89\u53ca\u57fa\u672c\u7684\u6570\u636e\u4f20\u8f93\uff0c\u8fd8\u5305\u62ec\u5bf9\u4fe1\u53f7\u8d28\u91cf\u7684\u4f18\u5316\u548c\u5bf9\u4e0d\u540c\u901a\u4fe1\u6807\u51c6\u7684\u652f\u6301\u3002<\/li>\n<\/ul>\n\n\n\n

        \u3000\u3000\u8c03\u5236\u89e3\u8c03\u5668\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\u6db5\u76d6\u4e86\u4ece\u57fa\u672c\u7684\u6570\u636e\u4f20\u8f93\u5230\u9ad8\u7ea7\u7684\u65e0\u7ebf\u901a\u4fe1\u548c\u9ad8\u901f\u6570\u636e\u670d\u52a1\u7b49\u591a\u4e2a\u65b9\u9762\uff0c\u5176\u91cd\u8981\u6027\u4e0d\u8a00\u800c\u55bb\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

        \u8c03\u5236\u89e3\u8c03\u5668\u7684\u5de5\u4f5c\u539f\u7406\u662f\u901a\u8fc7\u8c03\u5236\u548c\u89e3\u8c03\u8fc7\u7a0b\uff0c\u5c06\u6570\u5b57\u4fe1\u53f7\u4e0e\u6a21\u62df\u4fe1\u53f7\u76f8\u4e92\u8f6c\u6362\uff0c\u4ee5\u4fbf\u5728\u4e0d\u540c\u7684\u901a\u4fe1\u5a92\u4ecb\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002\u8fd9\u4e00\u8fc7\u7a0b\u4e0d\u4ec5\u6d89\u53ca\u5230\u4fe1\u53f7\u5f62\u5f0f\u7684\u8f6c\u6362<\/p>\n","protected":false},"author":1,"featured_media":91366,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[304],"class_list":["post-92315","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-tzjt"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/92315"}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=92315"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/92315\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/91366"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=92315"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=92315"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=92315"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}