{"id":56,"date":"2018-03-10T14:04:19","date_gmt":"2018-03-10T06:04:19","guid":{"rendered":"http:\/\/www.max-shu.com\/blog\/?p=56"},"modified":"2018-03-10T14:34:21","modified_gmt":"2018-03-10T06:34:21","slug":"%e8%b0%83%e5%88%b6%e8%a7%a3%e8%b0%83%e5%99%a8voiceview-at-%e5%91%bd%e4%bb%a4%e5%8f%82%e8%80%83","status":"publish","type":"post","link":"http:\/\/www.max-shu.com\/blog\/?p=56","title":{"rendered":"\u8c03\u5236\u89e3\u8c03\u5668VoiceView AT \u547d\u4ee4\u53c2\u8003"},"content":{"rendered":"

\u8fc1\u79fb\u81eahttp:\/\/adaishu.blog.163.com\/blog\/static\/175831286201132884642646\/<\/a><\/p>\n

\u3000\u3000\u6ce8\uff1a<\/strong>VoiceView \u529f\u80fd\u4e0d\u9002\u7528\u4e8e\u67d0\u4e9b\u8c03\u5236\u89e3\u8c03\u5668\u3002<\/p>\n

VoiceView \u529f\u80fd\u53ef\u4ee5\u4f20\u8f93\u4ea4\u6362\u7684\u8bed\u97f3\u548c\u6570\u636e (SVD)\u3002\u8fd9\u8868\u793a\u60a8\u7684\u8c03\u5236\u89e3\u8c03\u5668\u53ef\u4ee5\u5728\u4e00\u6b21\u8fde\u63a5\u4e2d\u901a\u8fc7\u7535\u8bdd\u7ebf\u65e2\u53ef\u4ee5\u53d1\u9001\u8bed\u97f3\u4e5f\u53ef\u4ee5\u53d1\u9001\u6570\u636e\u3002VoiceView \u4ea4\u6362 (\u5207\u6362) \u8bed\u97f3\u548c\u6570\u636e\u4fe1\u53f7\uff0cSVD \u4e0d\u540c\u4e8e DSVD\uff0cDSVD \u53ef\u4ee5\u540c\u65f6\u4f20\u9001\u8bed\u97f3\u548c\u6570\u636e\u4fe1\u53f7\u3002<\/p>\n

\u4e0b\u8868\u5217\u51fa\u4e86\u60a8\u7684\u8c03\u5236\u89e3\u8c03\u5668\u80fd\u7406\u89e3\u7684 VoiceView AT \u547d\u4ee4\u3002\u6bcf\u4e2a\u547d\u4ee4\u63cf\u8ff0\u5305\u62ec\u547d\u4ee4\u540d\u79f0\u3001\u89e3\u91ca\u548c\u76f8\u5173\u53c2\u6570\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

Voiceview \u547d\u4ee4<\/b><\/p>\n<\/td>\n<\/tr>\n

\n
\u547d\u4ee4<\/b><\/div>\n<\/td>\n
\n
\u63cf\u8ff0<\/b><\/div>\n<\/td>\n<\/tr>\n
+FCLASS=80<\/td>\n\u8fdb\u5165\u8bed\u97f3\u6a21\u5f0f\u3002AT+FCLASS=80 \u6307\u793a\u8c03\u5236\u89e3\u8c03\u5668\u8fdb\u5165 VoiceView \u6a21\u5f0f\uff0c\u5e76\u4f7f\u7528 VoiceView \u6a21\u5f0f\u547d\u4ee4\u7684\u8bbe\u7f6e\u3002<\/td>\n<\/tr>\n
-SVV<\/td>\n\u542f\u52a8 VoiceView \u6570\u636e\u6a21\u5f0f\u3002AT-SVV \u5f00\u59cb\u4f20\u8f93 VoiceView \u6570\u636e\u6a21\u5f0f\u8d77\u59cb\u5e8f\u5217\u53ca\u5f00\u59cb\u6570\u636e\u5904\u7406\u3002<\/td>\n<\/tr>\n
-SAC<\/td>\n\u63a5\u53d7\u6570\u636e\u6a21\u5f0f\u8bf7\u6c42\u3002AT-SAC \u6307\u793a\u8c03\u5236\u89e3\u8c03\u5668\u63a5\u53d7\u53d1\u6765\u7684 VoiceView \u6570\u636e\u6a21\u5f0f\u8d77\u59cb\u5e8f\u5217\uff0c\u5e76\u5f00\u59cb\u5efa\u7acb\u6570\u636e\u5904\u7406\u3002<\/td>\n<\/tr>\n
-SIPn<\/td>\n\u521d\u59cb\u5316 VoiceView \u53c2\u6570\u3002AT-SIPn \u8bbe\u7f6e VoiceView \u53c2\u6570\u3002\u53c2\u6570\uff1an = 0 – 2<\/p>\n

n = 0 \u5c06\u53c2\u6570\u91cd\u7f6e\u4e3a\u9ed8\u8ba4\u503c<\/p>\n

n = 1 \u5c06\u53c2\u6570\u91cd\u7f6e\u4e3a\u9ed8\u8ba4\u503c\u548c\u68c0\u67e5\u7559\u8a00\u5b58\u50a8\u5668<\/p>\n

n = 2 \u5c06\u53c2\u6570\u91cd\u7f6e\u4e3a\u9ed8\u8ba4\u503c\u548c\u6e05\u9664\u7559\u8a00\u5b58\u50a8\u5668<\/td>\n<\/tr>\n

-SIC<\/td>\n\u5c06\u529f\u80fd\u6570\u636e\u91cd\u7f6e\u4e3a\u9ed8\u8ba4\u8bbe\u7f6e\u3002AT-SIC \u5c06\u529f\u80fd\u6570\u636e\u7ed3\u6784\u91cd\u7f6e\u4e3a\u9ed8\u8ba4\u7684\u529f\u80fd\u3002<\/td>\n<\/tr>\n
-SSQ<\/td>\n\u542f\u52a8\u529f\u80fd\u8be2\u95ee\u3002AT-SSQ \u5f00\u59cb\u4f20\u9001 VoiceView \u529f\u80fd\u3002<\/td>\n<\/tr>\n
-SDA<\/td>\n\u542f\u52a8\u8c03\u5236\u89e3\u8c03\u5668\u6570\u636e\u6a21\u5f0f\u3002AT-SDA \u5f00\u59cb\u4f20\u9001\u8c03\u5236\u89e3\u8c03\u5668\u6570\u636e\u6a21\u5f0f\u8d77\u59cb\u5e8f\u5217\u5e76\u5c06\u8c03\u5236\u89e3\u8c03\u5668\u5207\u6362\u81f3\u6570\u636e\u6a21\u5f0f\u3002<\/td>\n<\/tr>\n
-SFX<\/td>\n\u542f\u52a8\u4f20\u771f\u6570\u636e\u6a21\u5f0f\u3002AT-SFX \u5f00\u59cb\u4f20\u9001\u4f20\u771f\u6570\u636e\u6a21\u5f0f\u8d77\u59cb\u5e8f\u5217\u5e76\u5c06\u8c03\u5236\u89e3\u8c03\u5668\u5207\u6362\u5230\u4f20\u771f\u6570\u636e\u6a21\u5f0f\u3002<\/td>\n<\/tr>\n
-SMTn<\/td>\n\u7535\u8bdd\u542c\u7b52\u9759\u97f3\u63a7\u5236\u3002AT-SMTn \u63a7\u5236\u624b\u52a8\u4f7f\u672c\u5730\u7535\u8bdd\u63a5\u53e3\u9759\u97f3\u3002\u53c2\u6570\uff1an = 0\uff0c1<\/p>\n

n = 0 \u672a\u9759\u97f3 (\u9ed8\u8ba4\u8bbe\u7f6e)<\/p>\n

n = 1 \u9759\u97f3<\/td>\n<\/tr>\n

-SQR=n<\/td>\n\u529f\u80fd\u8be2\u95ee\u54cd\u5e94\u63a7\u5236\u3002AT-SQR=n \u63a7\u5236\u529f\u80fd\u8be2\u95ee\u7684\u54cd\u5e94\u3002\u53c2\u6570\uff1an = 0\uff0c1<\/p>\n

n = 0 \u5355\u5411\u54cd\u5e94\u3002\u60a8\u7684\u8c03\u5236\u89e3\u8c03\u5668\u4e0d\u8981\u6c42\u5bf9\u65b9\u7684\u529f\u80fd\u4fe1\u606f\u3002<\/p>\n

n = 1 \u53cc\u5411\u54cd\u5e94\u3002\u5728\u5e94\u7b54\u529f\u80fd\u8be2\u95ee\u540e\uff0c\u60a8\u7684\u8c03\u5236\u89e3\u8c03\u5668\u8981\u6c42\u5bf9\u65b9\u7684\u529f\u80fd\u4fe1\u606f\u3002<\/td>\n<\/tr>\n

-SCD=n<\/td>\n\u8bbe\u7f6e\u529f\u80fd\u6570\u636e\u3002AT-SCD=n \u7528\u6765\u9605\u8bfb\u3001\u6dfb\u52a0\u6216\u5efa\u7acb\u8c03\u5236\u89e3\u8c03\u5668\u7684\u529f\u80fd\u6570\u636e\u7ed3\u6784\u7684\u76ee\u5f55\u3002\u529f\u80fd\u5143\u7d20 (n) \u7531\u5341\u516d\u8fdb\u5236\u6570\u5b57\u6210\u5bf9\u7ec4\u6210\u4ee5\u6307\u5b9a\u529f\u80fd\u4fe1\u606f\u3002AT-SCD? \u9605\u8bfb\u5f53\u524d\u7684\u529f\u80fd\u3002<\/td>\n<\/tr>\n
-SER?<\/td>\n\u9519\u8bef\u62a5\u544a\u3002AT-SER? \u8981\u6c42\u8c03\u5236\u89e3\u8c03\u5668\u8fd4\u56de\u9519\u8bef\u62a5\u544a\u3002\u8c03\u5236\u89e3\u8c03\u5668\u56de\u5e94 0 (\u672a\u53d1\u73b0\u9519\u8bef) \u6216\u4e00\u5bf9\u8868\u793a\u9519\u8bef\u53c2\u6570\u5b57\u8282\u7684\u5341\u516d\u8fdb\u5236\u6570\u5b57\u3002\u8fd9\u4e9b\u9519\u8bef\u4ee3\u7801\u5217\u5728\u9519\u8bef\u62a5\u544a\u4ee3\u7801\u8868\u4e2d\u3002<\/td>\n<\/tr>\n
-SSP=<compound value><\/td>\n\u8bbe\u7f6e VoiceView \u4f20\u9001\u901f\u5ea6\u3002AT-SSP= <\u5408\u6210\u503c> \u6307\u5b9a\u4e0e VoiceView \u6a21\u5f0f\u97f3\u9891\u76f8\u5173\u7684\u6570\u636e\u8c03\u5236\u4e3b\u9898\u3002\u5408\u6210\u503c\u7684\u6570\u5b57\u8868\u793a\u7206\u53d1\u901f\u5ea6\u3001\u6062\u590d\u901f\u5ea6\u548c\u4f18\u5148\u7ea7\u901f\u5ea6\u3002\u6709\u6548\u503c\uff1a\u4ecb\u4e8e 0 – 7 \u4e4b\u95f4<\/p>\n

0 V.21 300 bps FSK<\/p>\n

1 V.27ter 4800 bps DPSK<\/p>\n

2 V.29 9600 bps QAM<\/p>\n

3 V.29 4800 bps QAM<\/p>\n

4 V.17 7200 bps TCM<\/p>\n

5 V.17 9600 bps TCM<\/p>\n

6 V.17 12000 bps TCM<\/p>\n

7 V.17 14400 bps TCM<\/p>\n

\u9ed8\u8ba4\u503c\uff1a(0, 1, 2)<\/td>\n<\/tr>\n

-SSR=n<\/td>\n\u542f\u52a8\u5e8f\u5217\u54cd\u5e94\u63a7\u5236\u3002AT-SSR=n \u542f\u7528\u6216\u7981\u7528\u54cd\u5e94\u6240\u6709\u7684 VoiceView \u6570\u636e\u8d77\u59cb\u5e8f\u5217\u3002\u53c2\u6570\uff1an = 0\uff0c1<\/p>\n

n = 0 \u7981\u7528\u54cd\u5e94<\/p>\n

n = 1 \u542f\u7528\u54cd\u5e94 (\u9ed8\u8ba4\u8bbe\u7f6e)<\/td>\n<\/tr>\n

+FLO=n<\/td>\n\u6d41\u63a7\u5236\u3002AT+FLO=n \u4f7f\u8ba1\u7b97\u673a\u8bc6\u522b\u5e76\u9009\u62e9\u6240\u63d0\u4f9b\u7684\u548c\u4f7f\u7528\u7684\u6d41\u63a7\u5236\u7c7b\u578b\u3002\u53c2\u6570\uff1a(0, 1, 2)<\/p>\n

n = 0 \u65e0\u6d41\u63a7\u5236<\/p>\n

n = 1 \u53cc\u5411 XON\/XOFF \u6d41\u63a7\u5236 (\u9ed8\u8ba4\u503c)<\/p>\n

n = 2 \u901a\u8fc7\u8ba1\u7b97\u673a\u63a7\u5236\u8c03\u5236\u89e3\u8c03\u5668\u6d41\u63a7\u5236\u7684 ITU \u7535\u8def 133\uff1b\u901a\u8fc7\u8c03\u5236\u89e3\u8c03\u5668\u63a7\u5236\u8ba1\u7b97\u673a\u6d41\u63a7\u5236\u7684\u7535\u8def 166\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

\u8fc1\u79fb\u81eahttp:\/\/adaishu.blog.163.com\/blog\/static\/175831286201 …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[47,45,46],"class_list":["post-56","post","type-post","status-publish","format-standard","hentry","category-14","tag-at","tag-modem","tag-46"],"views":1658,"_links":{"self":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/56","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=56"}],"version-history":[{"count":1,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/56\/revisions"}],"predecessor-version":[{"id":57,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/56\/revisions\/57"}],"wp:attachment":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=56"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=56"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=56"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}