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3.輻射騷擾傳導騷擾相關問題的改進建議

(1) zaishejijieduanyaochongfenkaolvdiancijianrongtexing
，helikaolvdianlubandejiedisheji，yingbaochijiedihuanlujinliangxiao
，shiyongwanggejiedi
，xinhaoxianhuodianyuanxianjinliangyudixiankaojin。shejiguochengzhong，duichongdianqiheshoujidechongdianduankoucaiqulvbocuoshi
，duifushefasheminganyuanqijiancaiqupingbicuoshi
，zengjiapingbizhao;

(2) 選擇質量好，電磁兼容特性好的元器件;

(3) 優化器件的位置、bujuhebuxian，qijianbujuyizhianzhaogongnengheqijianleixinglaiduiyuanqijianjinxingfenzu，liru，duijicunzaimonidianlu，youcunzaishuziqijiandedianluban
，haikejiangqijianangongzuodianya
、頻率進行分組布局;對dui給gei定ding的de產chan品pin係xi列lie或huo電dian源yuan電dian壓ya時shi，可ke按an功gong能neng對dui器qi件jian進jin行xing分fen組zu。器qi件jian分fen組zu布bu局ju完wan畢bi後hou，必bi須xu根gen據ju元yuan器qi件jian組zu電dian源yuan電dian壓ya的de差cha別bie，將jiang電dian源yuan層ceng布bu置zhi在zai各ge器qi件jian組zu的de下xia方fang。如ru果guo有you多duo層ceng地di，那na麼me就jiu必bi須xu把ba數shu字zi地di層ceng緊jin貼tie數shu字zi電dian源yuan層ceng，模mo擬ni地di緊jin貼tie模mo擬ni電dian源yuan層ceng，模mo擬ni地di和he數shu字zi地di要yao有you一yi個ge共gong地di點dian。通tong常chang，電dian路lu中zhong存cun在zaiA/D或D /A器件
，這些轉換器件(jian)同(tong)時(shi)由(you)模(mo)擬(ni)和(he)數(shu)字(zi)電(dian)源(yuan)供(gong)電(dian)，因(yin)此(ci)要(yao)將(jiang)轉(zhuan)換(huan)器(qi)放(fang)置(zhi)在(zai)模(mo)擬(ni)電(dian)源(yuan)和(he)數(shu)字(zi)電(dian)源(yuan)之(zhi)間(jian)。果(guo)數(shu)字(zi)地(di)和(he)模(mo)擬(ni)地(di)是(shi)分(fen)開(kai)的(de)，它(ta)們(men)將(jiang)在(zai)轉(zhuan)換(huan)器(qi)彙(hui)合(he)。當(dang)電(dian)路(lu)板(ban)按(an)照(zhao)器(qi)件(jian)係(xi)列(lie)和(he)電(dian)源(yuan)電(dian)壓(ya)分(fen)組(zu)時(shi)，組(zu)內(nei)信(xin)號(hao)的(de)傳(chuan)送(song)不(bu)能(neng)跨(kua)越(yue)另(ling)外(wai)的(de)器(qi)件(jian)組(zu)，如(ru)果(guo)信(xin)號(hao)跨(kua)過(guo)界(jie)限(xian)，就(jiu)不(bu)能(neng)與(yu)其(qi)回(hui)流(liu)路(lu)徑(jing)緊(jin)密(mi)耦(ou)合(he)，這(zhe)樣(yang)會(hui)增(zeng)大(da)電(dian)路(lu)的(de)環(huan)路(lu)麵(mian)積(ji)
，從(cong)而(er)使(shi)電(dian)感(gan)增(zeng)加(jia)

，電(dian)容(rong)減(jian)小(xiao)，進(jin)而(er)導(dao)致(zhi)共(gong)模(mo)和(he)差(cha)模(mo)幹(gan)擾(rao)的(de)增(zeng)加(jia)。電(dian)路(lu)板(ban)設(she)計(ji)過(guo)程(cheng)中(zhong)要(yao)避(bi)免(mian)出(chu)現(xian)各(ge)種(zhong)隔(ge)離(li)帶(dai)。雖(sui)然(ran)相(xiang)距(ju)很(hen)近(jin)的(de)一(yi)排(pai)通(tong)孔(kong)並(bing)不(bu)違(wei)反(fan)設(she)計(ji)規(gui)則(ze)，但(dan)是(shi)，在(zai)電(dian)源(yuan)層(ceng)和(he)地(di)層(ceng)上(shang)過(guo)多(duo)的(de)通(tong)孔(kong)有(you)時(shi)相(xiang)當(dang)於(yu)開(kai)出(chu)一(yi)條(tiao)隔(ge)離(li)帶(dai)，要(yao)避(bi)免(mian)在(zai)該(gai)區(qu)域(yu)內(nei)布(bu)線(xian)，例(li)如(ru)，當(dang)一(yi)個(ge)3ns的信號回路如果偏離其信號源路徑0.40英寸
，則過衝/欠衝和感生串擾會大增，足以使電路工作出現異常
，並同時增加差模和共模幹擾。

(4) 充chong分fen考kao慮lv充chong電dian器qi與yu手shou機ji的de兼jian容rong性xing和he匹pi配pei性xing，充chong電dian器qi的de輸shu出chu電dian流liu應ying大da於yu手shou機ji的de峰feng值zhi電dian流liu，在zai進jin行xing選xuan擇ze匹pi配pei的de充chong電dian器qi前qian
，應ying使shi用yong相xiang應ying的de充chong電dian器qi配pei合he手shou機ji進jin行xing輻fu射she騷sao擾rao和he傳chuan導dao騷sao擾rao預yu測ce試shi，驗yan證zheng兩liang者zhe間jian的de電dian磁ci兼jian容rong特te性xing，選xuan擇ze電dian磁ci兼jian容rong特te性xing好hao的de充chong電dian器qi;

(5) 對於後期的整改措施

(a) 對(dui)測(ce)試(shi)結(jie)果(guo)進(jin)行(xing)分(fen)析(xi)，聽(ting)取(qu)電(dian)磁(ci)兼(jian)容(rong)測(ce)試(shi)工(gong)程(cheng)師(shi)的(de)建(jian)議(yi)，對(dui)於(yu)輻(fu)射(she)騷(sao)擾(rao)測(ce)試(shi)，通(tong)過(guo)試(shi)驗(yan)確(que)認(ren)是(shi)充(chong)電(dian)器(qi)對(dui)測(ce)試(shi)結(jie)果(guo)的(de)影(ying)響(xiang)大(da)還(hai)是(shi)手(shou)機(ji)的(de)影(ying)響(xiang)大(da)，一(yi)般(ban)如(ru)果(guo)是(shi)低(di)頻(pin)超(chao)出(chu)限(xian)值(zhi)，則(ze)是(shi)充(chong)電(dian)器(qi)的(de)影(ying)響(xiang)大(da)些(xie)，如(ru)果(guo)是(shi)高(gao)頻(pin)則(ze)可(ke)能(neng)手(shou)機(ji)的(de)影(ying)響(xiang)大(da);傳導騷擾測試也要確認哪個影響站主要因素;

(b) ruguochongdianqideyingxiangweizhuyaoyinsu
，shouxianquerenchongdianqidegegeqijianshifouzhengchanggongzuo
，ruguoshimougeqijianyouwenti，xiangenghuanxiangyingdeqijianhouzaijinxingceshi。zengjialvbodianronghuogaijinxiangyingdelvbodianlu
，duifushesaoraohechuandaosaoraodouhuiyougaijin;

(c) 如(ru)果(guo)確(que)認(ren)是(shi)手(shou)機(ji)的(de)問(wen)題(ti)
，確(que)定(ding)超(chao)出(chu)頻(pin)率(lv)的(de)來(lai)源(yuan)，對(dui)相(xiang)應(ying)的(de)器(qi)件(jian)進(jin)行(xing)屏(ping)蔽(bi)處(chu)理(li)，或(huo)加(jia)強(qiang)屏(ping)蔽(bi)特(te)性(xing)，改(gai)進(jin)屏(ping)蔽(bi)的(de)接(jie)地(di)
，增(zeng)加(jia)相(xiang)應(ying)的(de)濾(lv)波(bo)電(dian)容(rong)或(huo)對(dui)濾(lv)波(bo)電(dian)路(lu)進(jin)行(xing)調(tiao)整(zheng)，改(gai)進(jin)相(xiang)應(ying)的(de)匹(pi)配(pei)電(dian)路(lu)減(jian)少(shao)諧(xie)波(bo)或(huo)混(hun)頻(pin)幹(gan)擾(rao)。加(jia)強(qiang)手(shou)機(ji)的(de)充(chong)電(dian)電(dian)路(lu)的(de)濾(lv)波(bo)和(he)接(jie)地(di);

(d) 使用好的充電線纜，建議使用兩端都能接地的屏蔽線纜;

(e) 在zai手shou機ji側ce或huo充chong電dian器qi側ce加jia鐵tie氧yang體ti磁ci環huan，對dui與yu輻fu射she騷sao擾rao可ke能neng會hui有you一yi定ding的de改gai進jin，對dui於yu傳chuan導dao騷sao擾rao有you時shi影ying響xiang不bu大da，要yao根gen據ju測ce試shi的de頻pin率lv，選xuan擇ze磁ci環huan的de相xiang應ying頻pin率lv。

綜上所述，對於輻射騷擾和傳導騷擾，應把握以下原則：

注重設計階段的電磁兼容設計;

注重充電器和手機的匹配;

選擇優良的元器件。

4.結論

shoujidediancijianrongxingnengzhijieguanxidaoshoujidegegexingneng，baozhengshoujidediancijianrongxingnengshibaozhengshoujizhiliangdeyigezhongyaohuanjie，yincishoujidediancijianrongceshijishejiburonghushi
，lejieshoujidiancijianrongceshideyijujidiancijianrongceshichanshengdewenti，bingnengtigongxiangyingdejiejuefangfa，youzhuyushoujidediancijianrongxingnengdetigao。