拆机及天线分析报告

硬件配置造型设计：直板机身颜色：太空灰，银白色，金色尺寸：158.1x77.8x7.1mm重量：172g主屏尺寸：5.5英寸主屏分辨率：1920x1080像素屏幕像素密度：401ppi窄边框：4.66mm屏幕占比67.8%网络类型(中移动版本)2G/移动2G（GSM）4G网络：TD-LTE，FDD-LTE（仅限国际漫游）3G网络：

移动3G（TD-SCDMA），

3G（WCDMA，仅限国际漫游），支持频段：2G：GSM

850/900/1800/19003G：TD-SCDMA

1900/20004G：TD-LTE

B38/39/40/41MHzFDD-LTE

B1/B2/B3/B7/B8/B20WLAN功能：双频WIFI，IEEE

802.11a/b/g/n/ac导航：GPS导航，A-GPS技术，GLONASS导航连接与共享：NFC（仅限Apple

Pay），蓝牙4.0预览拆机背面土豪金部分均为金属正面侧面金属环用强力吸盘直接吸开屏幕，发现屏幕和

主体部分并无任何胶体粘接，机构卡合非常好！屏幕和主板之间有很多排线连接，卸开罩分开排线的连接分开排线后屏幕正式和主体分开，里面布局非常整齐，延续了苹果的一贯风格。背面真实金属模型天线部分金属模型主天线分析Audio

JackUSBSPKANTENNA

CABLESWITCH

CHIPMICFEEDANT

GROUNDUSB

shielding

case三个绕线电感组成开关的三种状态天线开缝处天线开缝处音腔主天线分析Feed

lineGround

line金属外边框FPC

走线，连接金属环到背面金属部分天线的地脚直接连接开关电路，用于切换天线状态，可以看出主要由三组电感来完成切换任务，且主要用于低频段的切换（后面会详细介绍这部分）主天线分析刮开背面喷漆，露出天线形状此处为导通连接状态，凹槽内铺白色塑胶用于ID需要主天线2D模型FG红色部分为天线金属外框部分，绿色为整个金属后壳金属部分此处为金属外框和金属后壳部分的连接点主天线S11900状态800状态700状态主天线效率—900状态(Power

ON)Power

onEffi(%)Effi(dB)Power

onEffi(%)Effi(dB)Power

onEffi(%)Effi(dB)6905%-13.1171025%-6.0227027%-5.77006%-12.6173026%-5.9229028%-5.67106%-12.6175028%-5.5231029%-5.47207%-11.8177030%-5.2233031%-5.17308%-11.2179035%-4.6235034%-4.77408%-10.9181036%-4.4237036%-4.57509%-10.3183041%-3.9239038%-4.276010%-9.8185042%-3.7241042%-3.877012%-9.2187046%-3.3243043%-3.678012%-9.1189045%-3.5245041%-3.979013%-8.8191049%-3.1247043%-3.780014%-8.5193051%-3.0249036%-4.581014%-8.5195050%-3.0251034%-4.782015%-8.4197049%-3.1253030%-5.383016%-7.9199044%-3.6255026%-5.984018%-7.6201041%-3.9257023%-6.485018%-7.4203037%-4.3259020%-7.086020%-6.9205036%-4.4261018%-7.387020%-6.9207033%-4.8263018%-7.588021%-6.7209030%-5.2265019%-7.389022%-6.7211029%-5.4267019%-7.390021%-6.8213026%-5.8269020%-7.191020%-6.9215026%-5.992019%-7.3217026%-5.993017%-7.6219024%-6.294017%-7.7221023%-6.495016%-7.9223025%-6.196015%-8.3225026%-5.9主天线效率—700状态Power

OffPower

offEffi(%)Effi(dB)Power

offEffi(%)Effi(dB)Power

offEffi(%)Effi(dB)69012%-9.1171028%-5.5227024%-6.270014%-8.5173029%-5.4229025%-6.171014%-8.4175031%-5.1231026%-5.972017%-7.6177032%-4.9233027%-5.673020%-7.1179037%-4.4235030%-5.274022%-6.6181037%-4.3237033%-4.875023%-6.3183040%-3.9239036%-4.576026%-5.9185042%-3.8241041%-3.977028%-5.5187045%-3.5243043%-3.778026%-5.8189043%-3.7245042%-3.879025%-5.9191047%-3.3247044%-3.680024%-6.2193048%-3.2249036%-4.481021%-6.8195047%-3.3251034%-4.782018%-7.4197047%-3.3253030%-5.283017%-7.8199042%-3.8255026%-5.984015%-8.1201040%-4.0257023%-6.585014%-8.5203036%-4.4259020%-7.086013%-9.0205035%-4.6261018%-7.487012%-9.2207032%-5.0263018%-7.488011%-9.7209029%-5.4265019%-7.38909%-10.4211027%-5.7267018%-7.49008%-10.9213025%-6.0269019%-7.19107%-11.5215024%-6.29206%-12.1217023%-6.39306%-12.6219021%-6.79405%-12.7221020%-7.09505%-12.9223021%-6.79605%-13.1225022%-6.5主天线效率对比图主天线有源数据—低频段低频的降幅，

FREE

TO

BHR:2.5dBFREE

TO

BHHR:

9dBFREETRPTISBHRTRPTISBHHRTRPTISGSM85025.7GSM85023.0GSM85017.026.423.517.026.8-104.724.017.4GSM90027.4GSM90024.6GSM90018.127.624.818.028.0-103.624.7100.818.0-96.3W517.0W514.9W59.217.415.49.217.7-109.415.89.4W818.2W816.2W89.818.516.810.218.5-107.516.7103.610.6-101.4LTE817.5LTE815.1LTE89.818.015.79.918.6-92.315.710.3LTE2016.4LTE2014.2LTE208.717.214.89.917.693.115.09.0-87.6主天线有源数据—高频段高频的降幅，FREE

TO

BHR:2.5dBFREE

TO

BHHR:

11dBPCS

空间到头手降了15DBFREETRPTISBHRTRPTISBHHRTRPTISDCS25.8DCS23.1DCS15.826.222.915.226.0-108.423.2105.414.5-96.4PCS26.4PCS23.4PCS12.126.824.111.427.8-108.324.711.5W118.8W116.6W18.218.416.57.918.5-108.416.8105.07.7-103.9W215.7W213.2W24.615.513.44.616.0-112.813.64.7W414.6W412.3W415.012.815.5108.513.0主天线有源数据—高频段FREETRPTISBHRTRPTISBHHRTRPTISLTE118.8LTE116.1LTE18.018.716.27.418.8-97.216.591.67.4-89.1LTE216.3LTE213.6LTE26.016.013.65.916.7-98.413.76.0LTE317.4LTE314.6LTE36.518.115.36.818.5-98.615.994.37.4-87.7LTE715.5LTE713.1LTE78.515.012.78.114.8-94.812.788.48.4-90.1高频的降幅，FREE

TO

BHR:2.5dBFREE

TO

BHHR:

11dBLTE7

空间到头手降了7dB主天线根据实物，建立金属环，缝隙和整机金属模型主天线主天线3D仿真模型GFFG金属后壳部分主天线模型FG正面结构图加入电感元件，以模拟开关对天线谐振的调谐天线匹配电路金属环到底部金属的连接主天线模型背面结构图S11模型700频段远场辐射图1710频段远场辐射图2690频段远场辐射图天线设计治具验证背面结构图正面结构图治具模型治具模型地脚加电感，模拟开关的不同状态天线分支绕线到地绕线分支接地点天线地点天线馈点治具S11900状态地脚处串8.2nH实现800状态地脚处串15nH实现700状态地脚处串33nH实现测试效率FRES8.2nHS15nHS33nH6904.19.435.47004.310.138.27104.911.742.27205.613.845.87306.215.846.17406.717.442.37507.820.841.47608.924.137.177011.330.636.578012.934.832.379015.139.129.380017.342.026.881019.843.524.482022.644.022.783025.042.020.484028.841.119.485032.039.818.686036.339.218.387037.736.017.088040.134.216.489039.030.715.090038.728.514.091041.228.514.392040.327.114.093041.527.514.594040.126.214.095040.026.114.096039.325.914.2测试数据FREES8.2nHS15nHS33nHFREES8.2nHS15nHS33nH171043.141.642.1227074.279.481.0173048.146.947.0229075.581.483.7175055.353.854.0231077.284.286.3177058.356.756.8233073.780.081.4179060.758.959.0235077.283.083.8181061.960.559.9237074.579.078.3183063.863.061.7239071.074.572.1185068.968.266.4241073.476.673.3187072.772.470.3243077.679.576.3189071.471.068.8245074.674.171.2191073.672.670.7247078.778.174.2193075.775.673.1249076.275.972.3195080.580.878.4251074.774.271.0197078.878.276.2253072.772.770.1199075.174.372.6255069.571.169.2201071.571.069.5257064.866.265.4203068.668.167.3259063.264.763.9205071.271.170.6261060.963.262.5207069.569.368.9263058.761.962.0209071.872.672.3265058.261.461.2211066.968.568.6267051.954.954.6213066.267.968.1269048.351.952.3215067.670.670.1217068.372.071.3219074.277.477.5221076.180.881.1223079.885.186.0225083.388.989.8实物、治具、对比实物S11治具S11仿真S11GPS天线分析Feed

lineGround

line金属外边框连接到背面金属部分GPS和主天线由底部天线共同组成，通过的控制实现GPS和主天线各自独立工作。GPS天线分析900状态800状态700状态此处谐振为GPS频段，是开关切换到主天线700频段时产生的。GPS

天线分析Fre(Mhz)Effi(%)Fre(Mhz)Effi(%)Fre(Mhz)Effi(%)69814.4155013.1209033.070815.4155513.9211029.471819.0156014.4213027.272822.5156515.6215025.973823.9157016.7217025.374826.7157518.0219026.875828.1158018.9221027.776831.1158519.8223029.077830.9159020.9225030.178829.7171028.8227028.179828.2173031.8229030.180825.5175037.0231033.581821.9177038.5233034.782818.9179040.1235040.083816.6181041.1237041.884814.5183044.0239041.485812.1185047.2241044.886810.2187049.6243047.68788.5189048.3245043.38887.4191049.6247041.88986.8193049.4249037.19086.5195049.2251033.19186.0197045.7253029.89285.5199041.6255027.59384.7201039.4257023.69484.3203037.7259022.19584.1205038.5261020.69604.2207034.3263019.8265019.8267019.5269019.6MIMO/WIFI/NFC天线分析SLOTWIFI

ANTENNAWIFI

feedingcable开关电路，五组状态CameraSLOTMIMO

feedingcableMIMO

GroundingMIMO

Grounding连接大电感用于NFC的工作MIMO天线和WIFI天线位置很近，有几个螺丝同锁在一个地点，两者相互利用环境MIMO天线和NFC天线共用一个金属外边框，通过开关的切换来协调两款天线的工作模式MIMO

天线分析MIMO

Feeding

cable从板子背端引出GF开关电路的五组状态，天线的地脚通过绕线电感并地实现五组状态主要用于切换低频线长，实现低频段的

，高频变化不大MIMO的设计理念和主天线是一个道理，这里只是简单介绍一下构架，不再详细介绍金属外框引出绕线分支连接地点MIMO天线S11900状态700接收状态800接收状态700发射状态800发射状态MIMO

测试数据—低频Power

onEffiPower

offEffi6902%6908%7002%7008%7102%7108%7203%7209%7303%7309%7403%7409%7503%7509%7603%7608%7704%7708%7804%78013%7905%79018%8005%80019%8105%81018%8205%82016%8305%83014%8404%84012%8504%85011%8605%86010%8707%8709%8808%8808%8909%8906%9009%9005%91010%9104%9209%9204%9309%9303%94010%9403%95010%9502%96011%9602%MIMO

测试数据—高频Power

onEffiPower

offEffiPower

onEffiPower

offEffi171025%171024%227041%227031%173027%173025%229039%229029%175029%175026%231039%231032%177030%177027%233039%233033%179035%179031%235038%235035%181036%181031%237036%237035%183039%183034%239036%239036%185040%185036%241036%241037%187045%187041%243035%243035%189043%189040%245033%245033%191041%191038%247034%247035%193040%193038%249029%249029%195038%195036%251027%251026%197036%197034%253027%253027%199033%199032%255026%255026%201034%201033%257025%257024%203033%203031%259023%259021%205034%205032%261023%261020%207035%207034%263023%263018%209036%209035%265023%265017%211035%211034%267023%267015%213034%213033%269021%269014%215036%215036%217039%217040%219038%219037%221037%221034%223040%223034%225041%225032