LTEÊÔÌâ¶þ£¨º¬´ð°¸£©

30.ÏÂÁÐÑ¡ÏîÖÐÄĸö²»ÊôÓÚÍøÂç¹æ»®£º( D ) A¡¢Á´Â·Ô¤Ëã B¡¢PCI¹æ»® C¡¢ÈÝÁ¿¹ÀËã D¡¢Ñ¡Ö·

31.ÈÝÁ¿¹ÀËãÓë( )»¥ÏàÓ°Ï죺( A ) A¡¢Á´Â·Ô¤Ëã B¡¢PCI¹æ»® C¡¢½¨Íø³É±¾ D¡¢ÍøÂçÓÅ»¯

32.LTEÖ§³ÖÁé»îµÄϵͳ´ø¿íÅäÖã¬ÒÔÏÂÄÄÖÖ´ø¿íÊÇLTEЭÒé²»Ö§³ÖµÄ£º£¨ D £© A¡¢5M B¡¢10M C¡¢20M D¡¢40M

33.LTEΪÁ˽â¾öÉî¶È¸²¸ÇµÄÎÊÌ⣬ÒÔÏÂÄÄЩ´ëÊ©ÊDz»¿ÉÈ¡µÄ£º£¨A£© A¡¢Ôö¼ÓLTEϵͳ´ø¿í£»

B¡¢½µµÍLTE¹¤×÷Ƶµã£¬²ÉÓõÍƵ¶Î×éÍø£» C¡¢²ÉÓ÷ֲã×éÍø£»

D¡¢²ÉÓüÒÍ¥»ùÕ¾µÈÐÂÐÍÉ豸£» 34.ÒÔÏÂ˵·¨ÄĸöÊÇÕýÈ·µÄ£º£¨D£©

A¡¢LTEÖ§³Ö¶àÖÖʱ϶ÅäÖ㬵«Ä¿Ç°Ö»ÄܲÉÓÃ2£º2ºÍ3£º1£» B¡¢LTEÊʺϸßËÙÊý¾ÝÒµÎñ£¬²»ÄÜÖ§³ÖVOIPÒµÎñ£»

C¡¢LTE ÔÚ2.6GHzµÄ·ËðÓëTD-SCDMA 2GHzµÄ·ËðÏà±ÈÒªµÍ£¬Òò´ËLTE¸üÊʺϸßƵ¶Î×éÍø£» D¡¢TD-LTEºÍTD-SCDMA¹²´æ²»Ò»¶¨Êǹ²Õ¾Ö·£»

35.LTE×éÍø£¬¿ÉÒÔ²ÉÓÃͬƵҲ¿ÉÒÔ²ÉÓÃÒìƵ£¬ÒÔÏÂÄÄÏî˵·¨ÊÇ´íÎóµÄ£¿£¨B£© A¡¢10MͬƵ×éÍøÏà¶ÔÓÚ3*10MÒìƵ×éÍø¿ÉÒÔ¸üÓÐЧµÄÀûÓÃ×ÊÔ´£¬ÌáÉýƵÆ×ЧÂÊ£» B¡¢10MͬƵ×éÍøÏà¶ÔÓÚ3*10MÒìƵ×éÍø¿ÉÒÔÌáÉý±ßÔµÓû§ËÙÂÊ£» C¡¢10MͬƵ×éÍøÏà¶ÔÓÚ3*10MÒìƵ×éÍø£¬Ð¡Çø¼ä¸ÉÈŸüÃ÷ÏÔ£» D¡¢10MͬƵ×éÍøÏà¶ÔÓÚ3*10MÒìƵ×éÍø£¬Ëã·¨¸´ÔÓ¶ÈÒª¸ß£»

·ÖÎö£º10MͬƵ×éÍøÏà¶ÔÓÚ3*10MÒìƵ×éÍø»á´øÀ´¸ü¶àµÄ¸ÉÈÅ£¬Ôò»á½µµÍ±ßÔµÓû§ËÙÂÊ¡£ 36.LTEƵ¶Î38Òâζ×ÅƵ¶ÎÇø¼äÔÚ£¨C£© A¡¢1880¡«1920MHz B¡¢2010¡«2025 MHz C¡¢2570¡«2620MHz D¡¢2300¡«2400 MHz ·ÖÎö£º38ºÅƵ¶ÎÊÇDƵ¶Î¡£

37.ÏÂÐÐÎïÀíÐŵÀÒ»°ã´¦Àí¹ý³ÌΪ£¨D£©

A¡¢¼ÓÈÅ£¬µ÷Õû£¬²ãÓ³É䣬REÓ³É䣬Ԥ±àÂ룬 OFDMÐźŲúÉú£» B¡¢¼ÓÈÅ£¬²ãÓ³É䣬µ÷Õû£¬Ô¤±àÂ룬REÓ³É䣬OFDMÐźŲúÉú£» C¡¢¼ÓÈÅ£¬Ô¤±àÂ룬µ÷Õû£¬²ãÓ³É䣬 REÓ³É䣬OFDMÐźŲúÉú£» D¡¢¼ÓÈÅ£¬µ÷Õû£¬²ãÓ³É䣬Ԥ±àÂ룬REÓ³É䣬OFDMÐźŲúÉú£»

38.dBiºÍdBdÊÇ¿¼Õ÷ÔöÒæµÄÖµ£¨¹¦ÂÊÔöÒ棩£¬Á½Õ߶¼ÊÇÒ»¸öÏà¶ÔÖµ£¬ µ«²Î¿¼»ù×¼²»Ò»Ñù¡£dBiµÄ²Î¿¼»ù׼ΪÀíÏëµãÔ´£¬dBdµÄ²Î¿¼»ù׼Ϊ£¨A£©¡£ A¡¢°ë²¨Õñ×Ó B¡¢È«²¨Õñ×Ó C¡¢±ê×¼ÌìÏß D¡¢ÀíÏëµãÔ´

39.ÏÂÐÐÐŵÀ´ø¿í´óСÓÉ£¨A£©½øÐй㲥£» A¡¢MIB B¡¢SIB C¡¢PDCCH D¡¢PDSCH

·ÖÎö£ºÏÂÐÐÐŵÀ´ø¿í´óСÊÇMIBÖк¬ÓУ¬¶øÉÏÐÐÐŵÀ´ø¿íÓÉPDSCH·¢ËÍ¡£ 40.LTEϵͳÓÉ£¨A£©¡¢eNodeB¡¢UE£¬3²¿·Ö×é³É£» A¡¢EPC B¡¢MME C¡¢PDSN D¡¢P-GW

·ÖÎö£ºEPC±íʾLTEµÄºËÐÄÍø£¬°üÀ¨MME¡¢S-GWºÍPDN-GW¡£ 41.S1ÊͷŹý³Ì½«Ê¹UE´Ó£¨A£© A¡¢ECM-CONNECTEDµ½ECM-IDLE; B¡¢ECM-IDLEµ½ECM-CONNECTED; C¡¢ECM-CONNECTEDµ½ECM-CONNECTED D¡¢ECM-IDLEµ½ECM-IDLE 42.ÏÂÁÐÄĸö²»ÊÇÇл»µÄ²½Ö裨C£© A¡¢²âÁ¿ B¡¢Åоö C¡¢ÏìÓ¦ D¡¢Ö´ÐÐ

43.ÒÔÏÂÄÄÏî²»ÊôÓÚ²âÁ¿¿ØÖÆÖеÄÄÚÈÝ£¨D£© A¡¢Ð¡ÇøÁбí

B¡¢±¨¸æ·½Ê½ C¡¢²âÁ¿±êʶ D¡¢ÏµÍ³ÏûÏ¢

44.¶ÔÓÚ×ÓÔز¨µÄÀí½âÕýÈ·µÄÊÇ£¨A£©

A¡¢×ÓÔز¨¼ä¸ôԽС£¬µ÷¶È¾­¶ÈÔ½¸ß£¬ÏµÍ³ÆµÆ×ЧÂÊÔ½¸ß B¡¢×ÓÔز¨¼ä¸ôÔ½´ó£¬µ÷¶È¾­¶ÈÔ½¸ß£¬ÏµÍ³ÆµÆ×ЧÂÊÔ½¸ß C¡¢×ÓÔز¨¼ä¸ôԽС£¬µ÷¶È¾­¶ÈÔ½¸ß£¬ÏµÍ³ÆµÆ×ЧÂÊÔ½µÍ D¡¢×ÓÔز¨¼ä¸ôԽС£¬µ÷¶È¾­¶ÈÔ½µÍ£¬ÏµÍ³ÆµÆ×ЧÂÊÔ½¸ß 45.360km/h³µËÙ£¬3GHzƵÂʵĶàÆÕÀÕƵÒÆÊǶàÉÙ£¨D£©Hz£» A¡¢100 B¡¢300 C¡¢360 D¡¢1000

·ÖÎö:¹âËÙΪ3*108m/s

46.LTEµÄÈ«³ÆÊÇ£¨A£© A¡¢Long Term Evolution B¡¢Long Time Evolution C¡¢Later Term Evolution 47.MIMO¹ãÒ嶨ÒåÊÇ£¨A£© A¡¢¶àÊäÈë¶àÊä³ö B¡¢ÉÙÊäÈë¶àÊä³ö C¡¢¶àÊäÈëÉÙÊä³ö

ÁªÏµ¿Í·þ£º779662525#qq.com(#Ì滻Ϊ@) ËÕICP±¸20003344ºÅ-4