FDDƵÆ×²©ÞÄ µçÐÅÕ¼ÏÈ»ú¡¢ºóÐøÕù¶áÕ½ËÊÇÓ®¼Ò
¡¡¡¡2.1GHz»¹ºÃ˵£¬×î´óµÄÄÑÌâÔÚÓÚСÁéͨƵ¶Î(1900-1920MHz)µÄ¹éÊôÉÏ£¬×÷ΪTD-SCDMAÔËÓªÉÌ£¬ÖйúÒÆ¶¯Ò»Ö±ºôÓõÁªÍ¨ºÍµçÐŽøÐÐÇ寵ÍËÍø£¬»¹¸ø×Ô¼º¡£ËäÈ»Ç寵¡°´óÏÞ¡±ÒѾ¹ýÁ˺þ㬵«ÊÂÇéºÃÏñûÓÐʲô½øÕ¹£¬Ð¡ÁéͨÏÖÍøÖÐÒÀȻſ׿¸°ÙÍòÓû§£¬ÆäÖв»·¦ÖÚ¶à¡°¶¤×Ó»§¡±¡£
¡¡¡¡ÔÚµçÐźÍÁªÍ¨»ñµÃTD-LTEÅÆÕÕÖ®ºó£¬Ð¡ÁéͨƵ¶ÎµÄ¹éÊô¸ü¼ÓÆËË·ÃÔÀë¡£ÀíÂÛÉϽ²£¬µçÐźÍÁªÍ¨Ò²Í¬ÑùÊÇTDDÔËÓªÉÌ£¬TDDƵ¶Î¶ÔÓÚÆäÌáÉýÍøÂçÈÝÁ¿£¬¸ÄÉÆÓû§ÌåÑéͬÑù°ïÖúºÜ´ó£¬¶øÇÒ¸ÃÆµ¶ÎÒª±ÈÒѾÕýʽ»ñµÃµÄ2.6GHzµÍƵµÄ¶à£¬ÍøÂ罨Éè³É±¾¸üµÍ¡£
¡¡¡¡´ÓĿǰµÄÇé¿öÀ´¿´£¬¶à¸öµØ·½ÁªÍ¨ÒѾÍê³ÉÁËÇ寵£¬ÉõÖÁ¶ÔÍ⹫¿ª·¢²¼¹ýÐÂΟ壻ÖйúµçÐÅÔòÊÇûʲô¶¯¾²¡£¾ÝСµÀÏûÏ¢³Æ£¬Õþ¸®¸üÔÚÍÆ¶¯µçÐźÍÁªÍ¨¼Ó¿ìÇ寵ËÙ¶È£¬±ÈÈçµçÐÅÔÚÇåÍËСÁéͨƵ¶ÎÖ®ºó£¬Ôò½«»ñµÃ108GHzÉÏÊ£ÓàµÄ5MƵ¶Î(1780-1785/1875-1880)£¬ÐγÉ20MµÄÁ¬Ðø´ø¿í¡£±ÊÕ߾ʹËÊÂÏòÖйúµçÐÅÏà¹ØÈËÔ±½øÐÐÇóÖ¤£¬µ«Æä±íʾ²¢²»Çå³þ¡£
¡¡¡¡ÓëСÁéͨºÍ2.1GHzÏà±È£¬×îΪÓÅÖʵÄ700MHz×ÊÔ´¸üÊÇÒ£Ò£ÎÞÆÚ¡£×÷Ϊ700MHzµÄÓµÓÐÕߣ¬¹ú¼ÒÐÂÎųö°æ¹ãµç×ܾÖÏà¹ØÈËÔ±¶à´Î±í̬£¬UHFÖеÄ700MHzƵ¶Î£¬¶ÌÆÚÄÚ²»»áÅÄÂôÒ²²»¿ÉÄÜŲ×÷ËûÓ㬽«¼ÌÐøÓÃÓÚ¡°ÀϵôÑÀ¡±µÄÄ£Äâ¹ã²¥µçÊÓ¡£ÔÚÕâ·½Ãæ£¬ÎÒÃÇÖÁÉÙÒªÂäºó·¢´ï¹ú¼ÒÊ®Äêʱ¼ä£¬¶ø×ï¿ý»öÊ×¾ÍÊǰìÊÂЧÂʵÍÏ¡¢ÌåÖÆ½©»¯¡¢¹ÙÁÅ×÷·çÑÏÖØµÄ¹ãµç×ܾ֡£


ͼƬÐÂÎÅ
-
80ÒÚÃÀÔª¹âÏ˽ÓÈëÊг¡ÕýÔâÓö³å»÷
-
¡°¶«ÊýÎ÷Ë㡱 ³¬¼¶´ó¹¤³Ì¼´½«ÉÏÂí
-
ÍõÕ¨£¡ºàͨÁ¿²ú400G¹è¹âÄ£¿é
-
¡¸¿µÄþµÍËðºÄ¹âÏË50ÖÜÄ꡹רÌâϵÁÐ3£ºÓïÒôͨ»°ÐÂʱ´ú
-
¡¸¿µÄþµÍËðºÄ¹âÏË50ÖÜÄ꡹רÌâϵÁÐ2£º¹âÏ˳ÉÕæ
-
ר·Ã|EXFO£º¾Û½¹¸ßËÙÁìÓò£¬´òÔìÈ«ÐÂδÀ´
-
ר·Ã|³¤¹âͨÐÅÒ¶¶«£º¼á³Ö×ß³öÈ¥Õ½ÂÔ£¬´òºÃº£Íâ¹¥¼áÕ½
-
ר·Ã|»ô¶û±ÈÌØÀîÑô£º½ô¸ú¿Í»§½Å²½£¬ÓÃÐÄ×öºÃ²úÆ·
×îл¸ü¶à
-
¾«²Ê»Ø¹ËÁ¢¼´²é¿´>>È«Êý»á2022¼¤¹â¾«Ãܼӹ¤ÓëÊý×Ö»¯ÖÆÔìÕ¹
-
¾«²Ê»Ø¹ËÁ¢¼´²é¿´>>ά¿Æ±¡¤OFweek 2022¼¤¹âÐÐÒµÄê¶ÈÆÀÑ¡
-
¾«²Ê»Ø¹ËÁ¢¼´²é¿´>>ºÏ³É´óо¾¶Ê¯Ó¢¹âÏË -- ¹âѧÉè¼ÆºÍ²ÄÁÏÑ¡Ôñ¶Ô¹âÏËÐÔÄܵÄÓ°Ïì
-
¾«²Ê»Ø¹ËÁ¢¼´²é¿´>>¡¾ÔÚÏßÑÐÌֻ᡿ÁìÓ¢Ñï·«³öº£Èý²¿Çú¡ª¡ªÖƶ¨ÓªÏúÕ½Êõ
-
¾«²Ê»Ø¹ËÁ¢¼´²é¿´>>¡¾ÔÚÏßÑÐÌֻ᡿ AEDTµçÈÈñîºÏÉè¼ÆÁ÷³ÌÓëÓ¦Óð¸Àý
-
¾«²Ê»Ø¹ËÁ¢¼´²é¿´>>ANSYS´ÅÐÔÔª¼þ¼°¿ª¹ØµçÔ´Éè¼Æ½â¾ö·½°¸ÔÚÏßÑÐÌÖ»á
ÍÆ¼öרÌâ
- 1CPO¼¼Êõ´î³ËChatGPT˳·ç³µ±¸ÊÜÇàíù
- 2»ªÎª²»ÔÙÓлµÏûÏ¢
- 3´òѹ»ªÎªµÄºó¹û£¬¸ßͨ·¢²¼È«Çò×îÏȽøµÄ5.5GоƬ£¬ÃÀ¹ú¿Æ¼¼·´³¬ÁË
- 4Õâ¼Ò¼¤¹âÀ×´ïÑз¢ÉÌÔÙ»ñ½ü2ÒÚÔªÈÚ×Ê£¡
- 5ÐÂÒ×Ê¢£ºÔ¤¼Æ2022Äê¾»ÀûÈóÔ¼8.9-10.2ÒÚÔª
- 6Öйú³ï½¨´¿¹ú²úоƬÉú²úÏߣ¬ÔÙÒ²²»ÊÜÏÞÖÆ£¬ÃÀ¹úʧËãÁË
- 7È«ÇòÊ׿î5.5GоƬÀ´ÁË£º10GbpsËÙ¶È£¬3nm¹¤ÒÕ£¬»ªÎªÒÑÂäºó6´ú£¿
- 8ͨÓîͨѶ±»ÖÊÒɲäCPOÈȵã
- 9Öйú5GºÁÃײ¨ÂäºóµÄ¾ÖÃæÒªµß¸²ÁË£¿
- 10Ô´½Ü¿Æ¼¼½«³ÖÐø×¨×¢Ñз¢£¬¼Ó½ôÈÚÈëCPOÉú̬Á´
- ¼¤¹âÆ÷¸ß¼¶ÏúÊÛ¾ÀíÉϺ£ÊÐ/ºç¿ÚÇø
- ¹âÆ÷¼þÑз¢¹¤³Ìʦ¸£½¨Ê¡/¸£ÖÝÊÐ
- ·â×°¹¤³Ìʦ±±¾©ÊÐ/º£µíÇø
- ¹âÆ÷¼þÎïÀí¹¤³Ìʦ±±¾©ÊÐ/º£µíÇø
- ÏúÊÛ×ܼࣨ¹âÆ÷¼þ£©±±¾©ÊÐ/º£µíÇø
- ×Ô¶¯»¯¸ß¼¶¹¤³Ìʦ¹ã¶«Ê¡/ÉîÛÚÊÐ
- ¸ß¼¶Èí¼þ¹¤³Ìʦ¹ã¶«Ê¡/ÉîÛÚÊÐ
- ¼¼Êõר¼Ò¹ã¶«Ê¡/½ÃÅÊÐ
- ½á¹¹¹¤³Ìʦ¹ã¶«Ê¡/ÉîÛÚÊÐ
- ¼¤¹âÑз¢¹¤³Ìʦ±±¾©ÊÐ/²ýÆ½Çø
·¢±íÆÀÂÛ
ÇëÊäÈëÆÀÂÛÄÚÈÝ...
ÇëÊäÈëÆÀÂÛ/ÆÀÂÛ³¤¶È6~500¸ö×Ö
ÔÝÎÞÆÀÂÛ
ÔÝÎÞÆÀÂÛ