超寬帶的多頻帶系統是怎樣的?
發布公告日期時間:2021-06-09
查看頻次:10
在超寬帶技術問題中,有單頻帶系統、多頻帶系統、硬件系統,我們現在就來講一下,多頻帶系統是什么樣的?
多(duo)(duo)頻(pin)(pin)(pin)率段(duan)軟(ruan)件控(kong)制(zhi)(zhi)(zhi)裝置是(shi)以將(jiang)規劃UWB的(de)(de)(de)(de)(de)正(zheng)個(ge)頻(pin)(pin)(pin)段(duan)定義成諾干(gan)個(ge)兒帶(dai)(dai)。實用(yong)(yong)(yong)大(da)部分(fen)(fen)或(huo)全不(bu)(bu)(bu)子(zi)帶(dai)(dai)的(de)(de)(de)(de)(de)使(shi)用(yong)(yong)(yong)統(tong)計參(can)數(shu)傳送參(can)數(shu)。信號燈熱擠壓和(he)統(tong)計參(can)數(shu)調試(shi)在基(ji)帶(dai)(dai)完成任(ren)務據(ju)頻(pin)(pin)(pin)射載波搬移到不(bu)(bu)(bu)一子(zi)帶(dai)(dai),打消常用(yong)(yong)(yong)窄帶(dai)(dai)軟(ruan)件控(kong)制(zhi)(zhi)(zhi)裝置實用(yong)(yong)(yong)頻(pin)(pin)(pin)段(duan)。多(duo)(duo)頻(pin)(pin)(pin)率段(duan)軟(ruan)件控(kong)制(zhi)(zhi)(zhi)裝置據(ju)調試(shi)辦法(fa)可(ke)(ke)分(fen)(fen)多(duo)(duo)帶(dai)(dai)電(dian)脈沖無線路(lu)(lu)由電(dian)和(he)多(duo)(duo)帶(dai)(dai)正(zheng)交頻(pin)(pin)(pin)分(fen)(fen)多(duo)(duo)路(lu)(lu)復(fu)用(yong)(yong)(yong)幾種辦法(fa)。 其多(duo)(duo)址毛病所(suo)(suo)選取跳頻(pin)(pin)(pin)技術(shu)設備來解決。對應于(yu)字母帶(dai)(dai)寬又(you)可(ke)(ke)劃分(fen)(fen)快跳和(he)慢跳。MBOA多(duo)(duo)頻(pin)(pin)(pin)段(duan)同(tong)盟提出建議將(jiang)UWB頻(pin)(pin)(pin)段(duan)劃分(fen)(fen)特少6個(ge)頻(pin)(pin)(pin)段(duan)。并所(suo)(suo)選取正(zheng)交頻(pin)(pin)(pin)分(fen)(fen)多(duo)(duo)路(lu)(lu)復(fu)用(yong)(yong)(yong)(OFDM)形(xing)式將(jiang)6個(ge)頻(pin)(pin)(pin)段(duan)進那(nei)步劃分(fen)(fen)大(da)量的(de)(de)(de)(de)(de)的(de)(de)(de)(de)(de)窄檢修通道。 從技術(shu)應用(yong)(yong)(yong)上(shang)講,MBOA和(he)DS-CDMA是(shi)不(bu)(bu)(bu)了彼此之(zhi)間委屈求(qiu)全的(de)(de)(de)(de)(de)。對遠(yuan)程(cheng)電(dian)頻(pin)(pin)(pin)點(dian)(dian)管理工作當(dang)(dang)今社(she)會(hui),有(you)(you)兩大(da)常見的(de)(de)(de)(de)(de)標準(zhun):1是(shi)新的(de)(de)(de)(de)(de)遠(yuan)程(cheng)電(dian)技術(shu)應用(yong)(yong)(yong)不(bu)(bu)(bu)許不(bu)(bu)(bu)對已經(jing)有(you)(you)的(de)(de)(de)(de)(de)遠(yuan)程(cheng)電(dian)臺(設備)出現有(you)(you)影響干(gan)預(yu)信號;第二獲得(de)干(gan)預(yu)信號不(bu)(bu)(bu)許不(bu)(bu)(bu)提起(qi)確保的(de)(de)(de)(de)(de)要求(qiu),即要能(neng)一成不(bu)(bu)(bu)變(bian)已經(jing)有(you)(you)遠(yuan)程(cheng)電(dian)臺的(de)(de)(de)(de)(de)不(bu)(bu)(bu)同(tong)干(gan)預(yu)信號。DS-CDMA會(hui)因為食(shi)用(yong)(yong)(yong)整(zheng)個(ge)的(de)(de)(de)(de)(de)3.1~10.6GHz頻(pin)(pin)(pin)段(duan),也包括過去的(de)(de)(de)(de)(de)遠(yuan)程(cheng)技術(shu)應用(yong)(yong)(yong)食(shi)用(yong)(yong)(yong)在當(dang)(dang)中的(de)(de)(de)(de)(de)點(dian)(dian)頻(pin)(pin)(pin)點(dian)(dian),而MBOA食(shi)用(yong)(yong)(yong)很(hen)多(duo)(duo)個(ge)頻(pin)(pin)(pin)點(dian)(dian)子(zi)帶(dai)(dai)可(ke)(ke)能(neng)很(hen)簡單(dan)方便地避(bi)過許多(duo)(duo)頻(pin)(pin)(pin)點(dian)(dian)。