qyǧÒÚ-ǧÒÚ(¹ú¼Ê)Ψһ¹Ù·½ÍøÕ¾

  • ÐÂÎÅ×ÊѶ

    ICU²¡·¿Ì½ÊÓϵͳ³§¼Ò-ÎÀÐǵçÊӹ㲥

    2023-10-20 12:09

    ÊÍ·ÅË«ÑÛ£¬´øÉ϶ú»ú£¬ÌýÌý¿´~£¡

    00:00

    00:00

           µçÊÓÐźſÉÒÔÀûÓÃͨÐÅÎÀÐǽøÐÐת·¢£¬ÔÙ¾­½ÓÊÕÕ¾ËùÔڵصĵçÊӹ㲥ϵͳºÍ¼¯ÌåÓû§ÎÀÐǽÓÊÕÕ¾ÊÕת£¬Ò²¿ÉÒÔÀûÓÃÖ±²¥ÎÀÐÇÖ±½ÓÏòµØÃæÓû§²¥ËÍ¡£µ±ÀûÓÃͨÐÅÎÀÐÇת·¢Ê±£¬ÓÉÓÚͨÐÅÎÀÐǵķ¢É书ÂʽÏС£¬Òò´Ë½ÓÊÕÕ¾ÍùÍùÐèÒª¸ßÔöÒæÌìÏß¡¢¸ßÖÊÁ¿µÍÔëÉù½ÓÊÕ»ú²ÅÄÜÕý³£½ÓÊÕ£»·´Ö®Èç¹ûÀûÓÃÖ±²¥ÎÀÐÇÖ±½ÓÏòµØÃæÓû§²¥Ë͵çÊÓ½ÚÄ¿£¬ÎªÁËʹÓû§ÄÜʹÓÃСÐÍÌìÏß½øÐнÓÊÕ£¬ÎÀÐDZØÐë¾ßÓкܸߵķ¢É书ÂÊ¡£Ä¿Ç°ÎÀÐǵçÊӹ㲥ºÍÖ±²¥²ÉÓõÄÎÀÐǶ¼ÊÇ»ùÓÚµØÇòͬ²½¹ìµÀµÄ¡£

    (1)ÎÀÐǵçÊӹ㲥

           ÎÀÐǵçÊӹ㲥µÄϵͳ×é³ÉÈçͼ63Ëùʾ¡£µçÊÓ½ÚĿԴͨ¹ýͨÐÅÏß·´«Ë͵½ÎÀÐǵçÊÓת²¥Õ¾£¬Í¨¹ýÎÀÐǵçÊÓת²¥Õ¾·¢Ë͵½ÎÀÐÇ£¬ÎÀÐǽ«½ÓÊÕµ½µÄµçÊÓÐźŽøÐÐ±äÆµÈ»ºóת·¢ÏÂÈ¥£¬¸÷¸öÎÀÐǵçÊÓµØÃæ½ÓÊÕÕ¾½«½ÓÊÕµ½µÄÎÀÐǵçÊÓÐźŽâµ÷ÏÂÀ´£¬²¢Í¨¹ýÓÐÏßµçÊÓ(CATV)ÍøÂç·ÖËÍÖÁ¸÷¸öÓû§¡£ 

           Ä£ÄâµçÊÓÐźŵÄת·¢²ÉÓõĵ÷ÖÆÍ¨³£Êǵ÷Ƶ·½Ê½•µçÊÓÐźÅÖеÄͼÏñÐźŵĴø¿íΪ6.5MHz£¨PALÖÆ£©£¬µ÷ƵºóÕû¸öͼÏñÐźŵĴø¿íÔÚ27MHz×óÓÒ£¨¶«·½ºìÎÀÐÇ¡¢ÈÕ±¾BS-2Ðǵȣ©£¬Ò»¸ö36MHz´ø¿íµÄת·¢Æ÷Ö»ÄÜ´«Êäһ·ģÄâµçÊÓͼÏñÐźÅ¡£µçÊÓ°éÒôÐźŵĴ«ËÍ¿ÉÒÔÓÐÈýÖÖ·½Ê½£¬¼´µ¥Â·¡¢¸±Ôز¨·¨ºÍͬ²½´«Éù·¨£¬´ËÍ⻹Óи±Ôز¨¶à·ÒôƵ·½Ê½¡£Ä¿Ç°³£ÓõÄÊǰéÒô¸±Ôز¨·¨£¬ËüÊÇͼÏñÐźÅÓëÒѵ÷°éÒôÐźţ¨¼´È«µçÊÓÐźţ©¶ÔÖÐÆµÔز¨½øÐе÷Ƶ£¬È»ºó±äƵ·¢Ë͵ÄÒ»ÖÖ·½Ê½¡£

    ͼ63   ÎÀÐǵçÊÓת²¥

    £¨2£©ÎÀÐÇÖ±²¥µçÊÓ

           ÎÀÐǵçÊÓÖ±²¥ÊÇָͨ¹ýÎÀÐÇÖ±½Óת·¢µçÊÓÐźţ¬¹©Ò»°ãÓû§Ö±½ÓÊÕ¿´µÄµçÊÓϵͳ£¬ÊÇÒ»¸ö¿ÉÒÔÌæ´úÓÐÏßµçÊÓµÄϵͳ¡£Ö±²¥ÎÀÐÇ£¨DBS£©ÌṩÀàËÆÓÐÏßµçÊӵĵçÊÓ½ÚÄ¿£¬½ÚÄ¿½ÓÊÕÕß²ÉÓÃСµúÐÎÎÀÐǽÓÊÕÌìÏߣ¨18-24Ó¢´ç£©¡£Ä¿Ç°ÃÀ¹úÒѾ­ÓµÓÐ1000¶àÍòÓû§¡£

           ËüÓëÎÀÐǵçÊÓת²¥²»Í¬µÄµØ·½ÔÚÓÚÓû§²»Ðë¾­¹ýµ±µØµÄµçÊÓת·¢ÖÐÐľ­¹ý·Ö·ϵͳ½ÓÊÕµçÊÓÐźţ¬¶øÊÇÖ±½Óͨ¹ý°²×°ÔÚ¼ÒµÄСÐÍÎÀÐÇÌìÏßÖ±½Ó½ÓÊÕÎÀÐǵçÊÓ½ÚÄ¿¡£Òò´Ë£¬ÎÀÐǵçÊÓÖ±²¥¶ÔÎÀÐÇÌá³öÁ˽ϸߵÄÒªÇó£¬ËüÒªÇóÖ±²¥ÎÀÐǾßÓиߵķ¢É书ÂÊ£¬²ÅÄÜËõС½ÓÊÕÎÀÐÇÌìÏߵijߴ硣Ŀǰֱ²¥ÎÀÐǵÄʹÓÃÆµ¶ÎΪKu²¨¶Î£¨12?18GHz£©,ÓÉÓÚÆµÂʸߣ¬½ÓÊÕÌìÏߵijߴç¿ÉÒÔÏàӦСһЩ¡£

           DBSµÄÓû§±ØÐëÓµÓÐDBS½ÓÊÕ»ú¡¢µúÐÎÌìÏß¡£ÓÉÓÚDBSÎÀÐÇáŠÓÃʵʱÊý×ÖÊÓÆµÑ¹Ëõ¼¼Êõ£¬Òò´ËÆä½ÓÊÕ»úÓëÆÕͨµÄµçÊÓ½ÓÊÕ»ú²»Í¬£¬¾­¹ýѹËõºó£¬Ò»¸öÎÀÐÇת·¢Æ÷¿ÉÒÔÖ±²¥Ê®Ì××óÓҵĵçÊÓ½ÚÄ¿¡£ÓÉÓÚDBSÐźÅÊÇ×÷ΪÊý×Ö°ü·¢Ë͵Ä.Òò´ËDBSÓû§½ÓÊÕµçÊÓÐźÅ¡¢Í¼ÎĵçÊÓ¡¢¼ÆËã»úÊý¾ÝµÈÐÎʽ¶àÑùµÄÐźÅ¡£²»¹ýÓÉÓÚDBSϵͳÊǵ¥Ïòϵͳ£¬Òò´ËÓû§·´À¡µÄÊý¾Ý±ØÐë¾­¹ýÆäËûÍøÂç´«Êäµ½DBS·þÎñÖÐÐÄ£¬Ä¿Ç°Í¨³£áŠÓõ绰Ïß´«ËÍ¡£

     

    ÉÏһƪ£ºÊÖÊõÊÒºô½Ð¶Ô½²ÏµÍ³³§¼Ò-ÒÆ¶¯ÎÀÐÇͨÐÅϵͳ
    ·µ»Ø
    ÏÂһƪ£ºÊÖÊõÊÒ¶Ô½²ÏµÍ³³§¼Ò-ͬ²½ÎÀÐÇͨÐÅϵͳ×é³É
  • ¡¾ÍøÕ¾µØÍ¼¡¿¡¾sitemap¡¿