UWB高精度定位系統是(shi)一(yi)種無(wu)(wu)載波(bo)通信(xin)技術，利用納秒至微秒級的(de)(de)非正弦波(bo)窄脈沖傳(chuan)(chuan)輸數據。通過(guo)在較(jiao)寬的(de)(de)頻譜上傳(chuan)(chuan)送極(ji)低功率的(de)(de)信(xin)號(hao)。由于UWB與傳(chuan)(chuan)統(tong)通信(xin)系統(tong)相(xiang)比，工作原理迥異，因(yin)此UWB具有如(ru)下(xia)傳(chuan)(chuan)統(tong)通信(xin)系統(tong)無(wu)(wu)法比擬的(de)(de)技術特點：

迅(xun)速(su)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)統計數(shu)(shu)據(ju)文件(jian)(jian)信(xin)(xin)(xin)息(xi)(xi)(xi)遠(yuan)(yuan)程(cheng)(cheng)視(shi)(shi)頻(pin)發(fa)(fa)送(song)(song)(song)：民用(yong)型商(shang)品是(shi)(shi)(shi)(shi)中，一(yi)樣(yang)規范(fan)UWB數(shu)(shu)據(ju)文件(jian)(jian)信(xin)(xin)(xin)息(xi)(xi)(xi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)遠(yuan)(yuan)程(cheng)(cheng)視(shi)(shi)頻(pin)發(fa)(fa)送(song)(song)(song)范(fan)圍圖為(wei)10m元，再表(biao)明歷(li)經變(bian)更的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)端口出水量(liang)(liang)公式(shi)計算，其(qi)遠(yuan)(yuan)程(cheng)(cheng)視(shi)(shi)頻(pin)發(fa)(fa)送(song)(song)(song)網(wang)(wang)絡(luo)無(wu)(wu)線(xian)傳(chuan)輸(shu)(shu)率(lv)(lv)相(xiang)當(dang)于(yu)(yu)500Mbit/ s，是(shi)(shi)(shi)(shi)建立私人(ren)通(tong)信(xin)(xin)(xin)網(wang)(wang)絡(luo)和遠(yuan)(yuan)程(cheng)(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)局域網(wang)(wang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)這種期(qi)(qi)(qi)(qi)望熬制科(ke)技(ji)。UWB 以(yi)相(xiang)對寬的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)工(gong)作(zuo)(zuo)工(gong)作(zuo)(zuo)頻(pin)率(lv)(lv)上(shang)行(xing)帶(dai)寬來(lai)(lai)(lai)換領迅(xun)速(su)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)統計數(shu)(shu)據(ju)文件(jian)(jian)信(xin)(xin)(xin)息(xi)(xi)(xi)遠(yuan)(yuan)程(cheng)(cheng)視(shi)(shi)頻(pin)發(fa)(fa)送(song)(song)(song)，有(you)時(shi)(shi)候不(bu)只是(shi)(shi)(shi)(shi)獨(du)攬用(yong)早已擁堵不(bu)堪(kan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)工(gong)作(zuo)(zuo)工(gong)作(zuo)(zuo)頻(pin)率(lv)(lv)資源量(liang)(liang)，反而(er)是(shi)(shi)(shi)(shi)數(shu)(shu)據(ju)文件(jian)(jian)服務其(qi)它(ta)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)遠(yuan)(yuan)程(cheng)(cheng)科(ke)技(ji)巧用(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)頻(pin)段。在(zai)中國國防(fang)(fang)使用(yong)中，也可以(yi)巧用(yong)大(da)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)擴頻(pin)增益(yi)值來(lai)(lai)(lai)建立遠(yuan)(yuan)間距、低(di)(di)(di)(di)捕(bu)獲率(lv)(lv)、低(di)(di)(di)(di)檢側率(lv)(lv)、高防(fang)(fang)護性(xing)(xing)和迅(xun)速(su)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)統計數(shu)(shu)據(ju)文件(jian)(jian)信(xin)(xin)(xin)息(xi)(xi)(xi)遠(yuan)(yuan)程(cheng)(cheng)視(shi)(shi)頻(pin)發(fa)(fa)送(song)(song)(song)。額(e)(e)定(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)率(lv)(lv)低(di)(di)(di)(di)：UWB 軟(ruan)(ruan)件(jian)(jian)系統軟(ruan)(ruan)件(jian)(jian)性(xing)(xing)用(yong)到(dao)停(ting)頓的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁爐來(lai)(lai)(lai)接收參數(shu)(shu)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁爐將持續準確(que)時(shi)(shi)間很(hen)(hen)短，通(tong)常來(lai)(lai)(lai)說在(zai)0. 20ns～1. 5ns 中間，有(you)很(hen)(hen)低(di)(di)(di)(di)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)占空質因(yin)(yin)數(shu)(shu)，軟(ruan)(ruan)件(jian)(jian)系統軟(ruan)(ruan)件(jian)(jian)性(xing)(xing)用(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)行(xing)完成(cheng)很(hen)(hen)低(di)(di)(di)(di)，在(zai)迅(xun)速(su)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力時(shi)(shi)軟(ruan)(ruan)件(jian)(jian)系統軟(ruan)(ruan)件(jian)(jian)性(xing)(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)用(yong)微(wei)(wei)型蓄鋰(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)壽命(ming)短僅為(wei)好幾(ji)百μW～幾(ji)百mW。商(shang)用(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)UWB 機(ji)(ji)(ji)(ji)器機(ji)(ji)(ji)(ji)械(xie)(xie)額(e)(e)定(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)率(lv)(lv)通(tong)常來(lai)(lai)(lai)說是(shi)(shi)(shi)(shi)過去的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)移動(dong)聯(lian)系電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)話流(liu)程(cheng)(cheng)額(e)(e)定(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)率(lv)(lv)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)1/ 100 范(fan)圍，是(shi)(shi)(shi)(shi)藍牙機(ji)(ji)(ji)(ji)器機(ji)(ji)(ji)(ji)械(xie)(xie)流(liu)程(cheng)(cheng)額(e)(e)定(ding)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)率(lv)(lv)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)1/ 20 范(fan)圍。軍工(gong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)UWB 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)臺(tai)用(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)也很(hen)(hen)低(di)(di)(di)(di)。因(yin)(yin)，UWB 機(ji)(ji)(ji)(ji)器機(ji)(ji)(ji)(ji)械(xie)(xie)在(zai)微(wei)(wei)型蓄鋰(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)壽命(ming)短和電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁爐輔射(she)上(shang)，相(xiang)對來(lai)(lai)(lai)說于(yu)(yu)過去的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)移動(dong)機(ji)(ji)(ji)(ji)器機(ji)(ji)(ji)(ji)械(xie)(xie)體(ti)現(xian)(xian)了(le)大(da)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)優(you)厚性(xing)(xing)。人(ren)身(shen)很(hen)(hen)設計安全(quan)性(xing)(xing)好：最為(wei)通(tong)信(xin)(xin)(xin)網(wang)(wang)絡(luo)軟(ruan)(ruan)件(jian)(jian)軟(ruan)(ruan)件(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)初中物理層體(ti)統兼備具有(you)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)人(ren)身(shen)很(hen)(hen)安全(quan)耐磨性(xing)(xing)。猶豫UWB手(shou)機(ji)(ji)(ji)(ji)無(wu)(wu)線(xian)訊(xun)號(hao)(hao)(hao)燈(deng)通(tong)常狀態(tai)把手(shou)機(ji)(ji)(ji)(ji)無(wu)(wu)線(xian)訊(xun)號(hao)(hao)(hao)燈(deng)勢(shi)能彌散在(zai)極寬的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)頻(pin)寬比(bi)率(lv)(lv)內，對通(tong)常狀態(tai)通(tong)信(xin)(xin)(xin)網(wang)(wang)絡(luo)軟(ruan)(ruan)件(jian)(jian)軟(ruan)(ruan)件(jian)(jian)，UWB 手(shou)機(ji)(ji)(ji)(ji)無(wu)(wu)線(xian)訊(xun)號(hao)(hao)(hao)燈(deng)十分于(yu)(yu)白躁(zao)聲手(shou)機(ji)(ji)(ji)(ji)無(wu)(wu)線(xian)訊(xun)號(hao)(hao)(hao)燈(deng)，但是(shi)(shi)(shi)(shi)太許多(duo)(duo)(duo)狀態(tai)下，UWB 手(shou)機(ji)(ji)(ji)(ji)無(wu)(wu)線(xian)訊(xun)號(hao)(hao)(hao)燈(deng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)工(gong)作(zuo)(zuo)功率(lv)(lv)譜密度(du)單(dan)位最低(di)(di)(di)(di)自然是(shi)(shi)(shi)(shi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)智能電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子躁(zao)聲，從智能電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子躁(zao)聲上(shang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)輸(shu)(shu)入脈寬手(shou)機(ji)(ji)(ji)(ji)無(wu)(wu)線(xian)訊(xun)號(hao)(hao)(hao)燈(deng)探(tan)測(ce)(ce)得出來(lai)(lai)(lai)是(shi)(shi)(shi)(shi)件(jian)(jian)愈(yu)來(lai)(lai)(lai)愈(yu)難題的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)事。展開(kai)(kai)編(bian)碼查詢對電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)輸(shu)(shu)入脈寬因(yin)(yin)素展開(kai)(kai)偽隨(sui)時(shi)(shi)化后，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)輸(shu)(shu)入脈寬的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)探(tan)測(ce)(ce)將更進一(yi)步(bu)難題。多(duo)(duo)(duo)徑(jing)辨別(bie)本(ben)事強：主要(yao)是(shi)(shi)(shi)(shi)因(yin)(yin)為(wei)平時(shi)(shi)wlanwifi通(tong)信(xin)(xin)(xin)系統網(wang)(wang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)頻(pin)射(she)走(zou)勢(shi)大(da)基本(ben)都(dou)是(shi)(shi)(shi)(shi)間斷(duan)走(zou)勢(shi)或其(qi)長(chang)期(qi)(qi)(qi)(qi)期(qi)(qi)(qi)(qi)限(xian)(xian)宏高于(yu)(yu)多(duo)(duo)(duo)徑(jing)校園營(ying)銷推廣(guang)期(qi)(qi)(qi)(qi)限(xian)(xian)，多(duo)(duo)(duo)徑(jing)校園營(ying)銷推廣(guang)因(yin)(yin)素受限(xian)(xian)制了(le)通(tong)信(xin)(xin)(xin)系統網(wang)(wang)質量(liang)(liang)和信(xin)(xin)(xin)息(xi)(xi)(xi)傳(chuan)導頻(pin)率(lv)(lv)。主要(yao)是(shi)(shi)(shi)(shi)因(yin)(yin)為(wei)超長(chang)帶(dai)wlanwifi電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)放(fang)射(she)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)是(shi)(shi)(shi)(shi)長(chang)期(qi)(qi)(qi)(qi)期(qi)(qi)(qi)(qi)限(xian)(xian)非常短的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)單(dan)期(qi)(qi)(qi)(qi)限(xian)(xian)單(dan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁表(biao)現(xian)(xian)造成(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)且占空比(bi)很(hen)(hen)低(di)(di)(di)(di)，多(duo)(duo)(duo)徑(jing)走(zou)勢(shi)在(zai)期(qi)(qi)(qi)(qi)限(xian)(xian)上(shang)是(shi)(shi)(shi)(shi)可拆分的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)。如(ru)果我多(duo)(duo)(duo)徑(jing)單(dan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁表(biao)現(xian)(xian)造成(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)要(yao)在(zai)期(qi)(qi)(qi)(qi)限(xian)(xian)上(shang)造成(cheng)重合(he)(he)，其(qi)多(duo)(duo)(duo)徑(jing)傳(chuan)導途徑(jing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)長(chang)度(du)應不(bu)低(di)(di)(di)(di)于(yu)(yu)單(dan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁表(biao)現(xian)(xian)造成(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)屏幕寬度(du)匹配與校園營(ying)銷推廣(guang)訪問速(su)度(du)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)乘積(ji)。主要(yao)是(shi)(shi)(shi)(shi)因(yin)(yin)為(wei)單(dan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁表(biao)現(xian)(xian)造成(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)多(duo)(duo)(duo)徑(jing)走(zou)勢(shi)在(zai)期(qi)(qi)(qi)(qi)限(xian)(xian)上(shang)不(bu)重合(he)(he)，很(hen)(hen)易于(yu)(yu)拆分出多(duo)(duo)(duo)徑(jing)食用(yong)量(liang)(liang)以(yi)充沛合(he)(he)理利用(yong)放(fang)射(she)走(zou)勢(shi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)人(ren)體(ti)脂肪。大(da)量(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)測(ce)(ce)試證明，對平時(shi)(shi)wlanwifi電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)走(zou)勢(shi)多(duo)(duo)(duo)徑(jing)衰落(luo)深達(da)10～ 30 dB 的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)多(duo)(duo)(duo)徑(jing)生活環境， 對超長(chang)帶(dai)wlanwifi電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)走(zou)勢(shi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)衰落(luo)比(bi)較(jiao)多(duo)(duo)(duo)不(bu)著5 dB。