°ä²¼¹¦·ò£º2021-07-30
¹âÏËÍøÂç²¢²»ÊÇÒ»¸öиÅÏ룬ÔçÔÚ2008ÄêÎÒ¹ú¾ÍÔÚµ±¾Ö»ã±¨ÖÐÈ·¶¨ÁË“¹â½øÍÍË£¬ÈýÍøÈںϔÕâÒ»¹ú¶ÈÕ½Êõ¡£¾¹ýÁËÊ®ÊýÄêµÄ·¢Õ¹£¬FTTHÓû§ÊýÁ¿Ò²´Ó2008ÄêµÄÊ®Íò»§·¢Õ¹µ½ÁË4.16ÒÚ£¬Õ¼È«Êý½ÓÈëÓû§×ÜÊýµÄ¾Å³ÉÒÔÉÏ¡£
½üÈÕ£¬“¼Ó´ó5GÍøÂçºÍǧÕ×¹âÏËÍøÂ罨ÉèÁ¦¶È”ÓÉÓÚ±»Ð´Èëµ±¾Ö¹¤×÷»ã±¨ÖÐʹµÃ“È«¹âÍø”ÔٴγÉΪ»ù´¡ÍøÂçÁìÓòµÄ¹Ø×¢Èȵ㡣ȫ¹âÍøÏà±È´«Í³ÒÔÌ«ÍøÒòÆä“Ò»´Î²¼ÏßÏíÊÜÆ½Éú”µÄÏÈÌìÓÅÊÆÒѾ³ÉΪÁËÐÐÒµÓû§ÍøÂçÉý¼¶µÄг衣
È«¹âÍøÊÇÐÐÒµÓû§Ñ¡ÔñµÄ´ð°¸
ÔÚÔ°ÇøÍøÂ糡¾°ÖУ¬Ëæ×ÅÒµÎñÍøÂ绯¡¢ÀûÓû¯¡¢Òƶ¯»¯ÒÔ¼°´óÁ¿IoTÖն˵ĽÓÈë£¬ÍøÂç³ÐÔØÑ¹Á¦ÕýÓëÈÕ¾ãÔö£¬ÆµÈÔµÄÍøÂçË¢ÐÂÉý¼¶ÑϳÁÓ°ÏìÁËÔ°Çø¹¤×÷µÄÕý³£½øÐУ»¶øÒÔ¸ßÇåÊÓÆµ¡¢VRΪ´ú±íµÄº£Á¿Êý¾Ý´«ÊäÒµÎñµÄ²»Ðݱ鼰£¬Èô«Í³ÍÀµĴ«Êä»úÄÜ×óÖ§ÓÒç©£»ÍøÂç¹æÄ£µÄÀ©´óҲʹµÃÔËάÖÎÀí³É±¾²»ÐÝÔö³¤¡£
¶øÒÔPON£¨Passive Optical Network£¬ÎÞÔ´¹âÍøÂ磩¼¼ÊõΪ´ú±íµÄÈ«¹âÍøÔÚ´«ÊäÈÝÁ¿¡¢¿ÉÀ©´óÐÔ¡¢¸´ÓÃÐÔÒÔ¼°ÓÉ´óÁ¿ÎÞÔ´Æ÷¼þ×é³ÉµÄµ¥Ò»½á¹¹µÈ·½ÃæËù¾ß±¸µÄÓÅÊÆ£¬³ÉÎªÔ°ÇøÍøÂçË¢ÐÂÉý¼¶µÄ³£¼ûÑ¡Ïî¡£
PONÊÇÈ«¹âÍøµÄΨһ½âÂð£¿
![]()
Ò»·ÝÀ´×ÔGA»Æ½ð¼×WISÔÆ·þÎñƽ̨µÄÊý¾ÝÏÔʾ£º´Ó2018Äêµ½2020Ä꣬У԰Óû§ÈÕ¾ùÁ÷Á¿Ã¿ÄêÔö³¤2±¶ÒÔÉÏ£»¶øWi-Fi 6Öն˽ÓÈëÊýÁ¿Ôò½ö´Ó2020ËêÊ×µ½2021ËêÊ×¾ÍÔö³¤ÁË6±¶¡£Ëæ×ÅÖǻ۽²ÊڵĽøÒ»²½ÉîÈëÍÆ¶¯ÓëÖÕ¶ËÊýÁ¿ºÍÍÌÍÂÁ¿µÄ³ÖÐøÉÏÉý£¬Ð£Ô°ÍøÂçµÄ³ÐÔØÑ¹Á¦ÈÕ½¥ÌáÉý¡£ÖîÈçÖÇ»ÛÆÁÄ»¡¢Â¼²¥ÏµÍ³¡¢Ñ²¿Îϵͳ¡¢¼à¿ØÏµÍ³¡¢¹ã²¥ÏµÍ³¡¢µç×Ó°àÅÆµÈµÈÐÅÏ¢»¯ÀûÓö¼±ØÒª¶ÔÓ¦µÄÐÅÏ¢µã£¬Õâ¶ÔÓÚÍÏߴµÄ´«Í³ÒÔÌ«ÍøÀ´ËµÔòÒâζ×Ų»ÐݵIJ¼ÏßˢУ¬¶øÑ¡È¡¹âÏËÍøÂçÔòÄܼ«´óµÄËõ¼õƵÈÔ²¼ÏßˢдøÀ´µÄ³É±¾ÉÏÉý¡£
ÓÉOLT¡¢ODN¡¢ONU×é³ÉµÄPONÍøÂçÊÇÓÉFSAN(Full Service Access Networks)ͬÃËÌá³öµÄ£¬ÕâÒ»×éÖ¯ÓÉÈ«Çò¶à¶àÍøÂçÔËÓªÉÌÓëÉ豸Ôì×÷ÉÌ×é³É¡£¶øÕâÒ»¼¼Êõ¼Ü¹¹³ýÁËǰÎÄÌáµ½µÄÓÅÊÆÖ®±í£¬Ò²ÓÐ×Ų»ÄܻرܵÄÎÊÌ⣺ÓëÒÔÌ«ÍøÑ¡È¡µãµ½µã´«Ê䣬¸÷»¥»»»ú¶Ë¿Ú¶ÀÏí´ø¿íÏà±È£¬Ñ¡È¡µãµ½¶àµã´«ÊäµÄPON¼Ü¹¹ÓëONUÖ®¼äÊDZØÒª¹²ÏíOLT´ø¿í¡£
ÔÚ´óÎÞÊýÔ°ÇøÍø³¡¾°ÖУ¬Ô¼6-7³ÉµÄÁ÷Á¿¾ùΪÄϱ±×ßÏò£¬´ø¿í¹²Ïí±³ºóµÄÎÊÌâËÆºõ²¢²»Ëã͹Æð¡£µ«¶ÔÓÚÉî¸û½ÌÓýÐÐÒµ¶àÄêµÄGA»Æ½ð¼×À´Ëµ£¬Ô°ÇøÍø³¡¾°ºÍÐèÒªÔÚ²úÉú±ä¶¯£ºÆ÷²ÄÏòÁ÷Á¿Ëæ×ÅÒµÎñµÄ·á˶ÒÔ¼°»¥¶¯½²ÊÚµÄÔö¶àÖðÄêÉÏÉý£¬ÕâÖÖÁ÷Á¿µÄÔö´ó¶ÔÓÚ¹²Ïí´ø¿íµÄPONÍøÂçÀ´ËµÊÇ´æÔÚ¾Þ´óѹÁ¦µÄ¡£
µ±È»£¬½â¾ö¹æ»®Ò²ºÜµ¥Ò»¡£ÎÞÐèµ÷Õû²¼Ïߣ¬Éý¼¶¶ÔÓ¦µÄONUÓëOLTµÈÉ豸¼´¿É¡£µ«ÕâÒ²Òâζ×ÅÒªÖ§³öÏàÓ¦µÄÉ豸Éý¼¶Ë¢Ð³ɱ¾¡£Áí±í£¬Æ¾¾Ý±ØÒª¶¯Ì¬µ÷Õû·Ö¹â±ÈÒ²ÊÇÒ»¸ö¿ÉÐеĹ滮£¬µ«Õâ±ØÒªÔËάÈËÔ±Óм«¶È·á˶µÄ¾Ñ飬¿ÉÄÜÆ¾¾ÝÀûÓÃÐèÒªÉè¼Æ¶ÔÓ¦µÄ¶¯Ì¬µ÷ÕûÕ½Êõ¡£µ«ÓëIEEE 802.3³ß¶ÈÔì¶©µÄÒÔÌ«Íø¼¼Êõ³ß¶ÈÏà±È£¬Ô°ÇøÖо«Í¨PONÖÎÀí¾ÑéµÄÔËάÈËÔ±ÅÂÊÇÉÙÖ®ÓÖÉÙ¡£
GA»Æ½ð¼×¼«¼òÈ«¹âÒÔÌ«ÍøÓ¦Ô˶øÉú

È«¹âÍøÊǿ϶¨ÒªÓе쬵«ÊÇÄܲ»ÄÜ»¹ÊÇÓÃÒÔÌ«ºÍ̸£¿GA»Æ½ð¼×˵£¬Äܹ»µÄ¡£
ÔÚGA»Æ½ð¼×¿´À´£¬PON²¢²»ÊÇÈ«¹âÍøµÄΨһ½â¡£
GA»Æ½ð¼×¼«¼òÈ«¹âÍø½â¾ö¹æ»®ÒÔ¹âÏ˽éÖÊ´úÌæÍÏߣ¬½«»¥»»»úϳÁµ½ÊÒÄÚ¡£Æä´øÀ´µÄÒæ´¦ÊÇ£¬Ò»·½Ãæ¼ò»¯Á˲¼Ïߣ¬Ìṩȫ¶Ë¿ÚµÄÏß¿ìת·¢ÄÜÁ¦£»ÁíÒ»·½ÃæÔò±£ÁôÁËÒÔÌ«ÍøµÄÔËάÖÎÀíϰ¹ß¡£Í¬Ê±Ò²´øÀ´ÁËеÄÌôÕ½£º´«Í³»¥»»»úÓÉÓڳߴ硢ÔëÒô¼°É¢ÈÈÎÊÌâ²¢²»ÊʺϽøÈëÊÒÄÚ¡£
¶Ô´Ë£¬GA»Æ½ð¼×Ñз¢ÈËÔ±±ü³Ð³¡¾°»¯´´ÐµÄÀíÏ룬Ñз¢³öÓ׳ߴ硢ÎÞµçÉÈÌìȻɢÈȲ¢ÄÚÖõçÔ´µÄRG-SF2900ϵÁл¥»»»ú£¬ÆäѡȡGA»Æ½ð¼×Ä£¿é»¯²Ù×÷ϵͳ£¬¿Éͨ¹ýSDNʵÏÖÈ«ÖÜÆÚÖÎÀí£¬¼´²å¼´Óá£

´Ó¼¼Êõ½Ç¶ÈÀ´¿´£¬ÒÔ̫ȫ¹âÍø»òÐí²¢Ã»ÓгöÆæµÄ´¦Ëù¡£µ«ÊÇÕýÈçGA»Æ½ð¼×Ëù±ü³ÐµÄ̬¶È£ºÉî¿Ì³¡¾°£¬¸ø¿Í»§±ØÒªµÄ½â¾ö¹æ»®¡£ÖÕÓÚ£¬ÐÐÒµ¿Í»§ÔÚ´óÎÞÊýʱ³½Ãæ¶ÔµÄÎÊÌâ²»ÊÇм¼ÊõµÄÀûÓ㬶øÊÇÔڳɱ¾Óë½â¾ö¹æ»®Ö®¼ä×·Çó×î¼ÑµÄƽºâµã¡£
¶ø´Ó³É±¾½Ç¶ÈÀ´¿´£¬GA»Æ½ð¼×¼«¼òÒÔ̫ȫ¹âÍøÓëPON¹æ»®Ïà±È£¬ÔÚÍòÕ×ÒÔÉϵĽÓÈë»·¾³Öо߱¸½Ï´ó³É±¾ÓÅÊÆ£¬¶øÔÚǧÕ×»·¾³ÖÐÔòÓëPON¹æ»®¿¿½ü¡£µ«Ë¼¿¼µ½ÐÐÒµÓû§Ê¹ÓÃϰ¹ßµÄÒ»Á¬ÐÔ£¬ÔòÒÔ̫ȫ¹âÍøÏÔÈ»¸üÈÝÒ×ÈÃÔ°ÇøÍøÂçÖÎÀíÕßÎÞ·ìÇл»¡£
Äܹ»Ëµ£¬Ëæ×ÅÒÔ̫ȫ¹âÍøµÄ³öÏÖ£¬ÔÚ“¹â½øÍÍË”µÄ··ÉÏ£¬ÐÐÒµÓû§ÒÑûÓкó¹ËÖ®ÓÇ¡£
¹âÏËÖ®ÉÏ£¬PON¹æ»®¹ÌÓÐPONµÄ¼¼Êõ¼ÛÖµ£¬ÒÔ̫ȫ¹âÒ²ÓÐΪÐÐÒµ¿Í»§½â¾öÍ´µãµÄÀûÒæ¡£¸÷ÐÐÒµËæ×œȫ¹âÍø”µÄÇ÷ÏòÔÚ´ó²½Ïòǰ£¬µ½µ×ÔÚÏîÄ¿µ±Ñ¡ÔñÄÄÖֹ滮£¬Ò²Òª¿´Óû§ÔÚÏÖʵÖеÄÐèÒª¡£µ«²»³É·ñ¶¨µÄÊÇ£¬È«¹âÍøÂçµÄʱÆÚÒÑ¾ÕæÕýÀ´ÁÙ£¬ÈôÊÇ֮ǰÊǵ÷ÓŸÄÉÆ£¬ÄÇô´Ë¿Ì¶ÔÓÚ´óÎÞÊýÆóÒµ¼¶Óû§À´ËµÒÑÈ»ÊǸÕÐÔÐèÒªÁË¡£ÈÃÓû§ÏëÓùâµÄʱ³½Óúù⣬ÕâÒ»µãGA»Æ½ð¼×µ¹ÊÇ´Óû±ä¹ý£¡
