Umklamo Nokukhiqiza Ibhokisi Le-PCB Le-Android TV

I-PCB yebhokisi le-Android TV iyibhodi elikhulu le-multimedia elihlanganisiwe elakhiwe eduze kwepulatifomu yeprosesa, imemori, isitoreji kanye nezixhumi zangaphandle. Kuye ngomklamo, ibhodi lingase libe ne-BGA SoC, imemori ye-DDR, isitoreji se-eMMC, i-HDMI, i-USB, i-Ethernet, i-Wi-Fi/Bluetooth, okokufaka kwe-IR nomsindo. I-Highleap Electronics ikhiqiza ama-PCB nama-PCBA ebhokisi le-Android TV akhishwe amakhasimende, anezilawuli zokukhiqiza ezihambisana nokuhlanganiswa kwabantu abaningi, umzila wesivinini esikhulu, ukufakwa kwe-RF kanye nohlelo lwe-firmware.

Ukukhiqiza i-PCB ye-Android TV Box yamaphrojekthi e-OEM kanye ne-ODM

Ipulatifomu yeprosesa ithonya isikhombikubona sememori, ukukhetha isitoreji, ukuphuma kwesibonisi, izizinda zamandla kanye nomklamo wokushisa. Amadivayisi e-DDR kanye ne-eMMC avame ukubekwa eduze kwedivayisi yokucubungula ukuze ahlangabezane nezidingo zomzila ezikhishwe. Lobu budlelwano akufanele buphathwe njengezintandokazi zokuhlanganisa; buyingxenye yomklamo wehadiwe. Uma ipulatifomu efanayo yokucubungula ilungiselelwa isikrini esihlanganisiwe, ukuhlanganiswa kwebhodi lokubonisa lefreyimu yesithombe kunezela izidingo zephaneli kanye ne-enclosure ekubuyekezweni kwebhodi.

• Iprosesa ye-SoC/BGAUkuhlanganiswa kwe-Fine-pitch noma i-BGA kubeka izidingo eziqinile ku-geometry yama-pad, ukubekwa kanye nokulawulwa kokugeleza kabusha.
• Imemori ye-DDRUkuqondisa imemori ngesivinini esikhulu kumele kulandele i-topology ekhishwe kanye ne-stackup.
• i-eMMC/isitorejiUkukhetha isitoreji kuhlobene nokucushwa kwesofthiwe kanye nokunikezwa kwayo.
• I-HDMIIzindlela zokuhlukanisa ezinesivinini esikhulu kanye nokubekwa kwezixhumi kudingeka kuhlale kuhambisana nomklamo.
• OkungenantamboUkubekwa kwe-RF module kanye ne-antenna kuncike ekugcinweni ngaphandle kanye nemingcele yokuvala.
• Ukuphathwa kwamandlaAbalawuli abaningi kanye nama-rails asekela izizinda zokucubungula, imemori kanye ne-I/O.

I-DDR kanye ne-eMMC Ziyingxenye Yokukhishwa Kwesofthiwe

Ukwakhiwa kwebhodi le-Android okuphumelelayo akuyona nje umphumela wokugoqa. Ubuningi bememori, ukucushwa kwesitoreji kanye ne-firmware yokuqalisa kufanele kuvumelane. Uma ihadiwe ishintshwa, isithombe sesofthiwe singashintsha. Ngakho-ke ukukhiqizwa kufanele kuqophe kokubili ukubuyekezwa kwehadiwe kanye nokubuyekezwa kwesofthiwe kweqoqo ngalinye.

I-Highleap ingahlanganisa ukuhlela nokuqinisekisa emsebenzini we-PCBA uma ikhasimende linikeza isithombe esifanele nendlela yokuhlela.

I-SoC, i-DDR, i-eMMC kanye ne-High-Speed ​​​​PCB Design

Ubuningi be-DDR, uhlobo lwephakheji kanye nokucushwa kwe-eMMC kuthinta ipulatifomu ye-SoC, ukusetshenziswa kwamandla, umzila webhodi kanye nesithombe sesofthiwe. Ingxenye ehlukile evunyelwe ikhasimende kufanele ifaneleke ngobunjiniyela kunokuba yamukelwe ngoba nje iphakheji ifanelana. Lokhu kubaluleke kakhulu uma idivayisi yokugcina iyingxenye yendlela yokuqalisa.

Ukubekezelelana Komzila Nokukhiqiza kwe-DDR Kufanele Kuphathwe Njenge-Pair

Izixhumi zememori ezisheshayo aziyona nje inkinga yokuqondisa. Umklamo kagesi uncike ku-stackup ekhishwe, isakhiwo se-dielectric, i-trace geometry, ukubhaliswa kwezingqimba kanye nokusetshenziswa. Ngakho-ke, ukubuyekezwa kokukhiqiza kufanele kuqinisekise ukuthi i-stack yokukhiqiza ingaphinda ikhiqize umklamo ovunyiwe kunokugxila kuphela ekutheni amafayela e-Gerber angakhiwa yini.

Ukukhiqiza i-BGA, i-HDMI, i-USB kanye ne-Ethernet PCBA

Iphakheji ye-BGA ixhuma amasignali amaningi ngokusebenzisa amalunga afihliwe e-solder. Ukwakhiwa kumele kugcine iphedi ehlosiwe kanye nesakhiwo, kuyilapho ukuhlanganiswa kudinga ukubekwa okulawulwayo kanye nokugeleza kabusha. Ukuhlolwa kungafaka i-X-ray yamalunga afihliwe, ikakhulukazi lapho iphakheji noma uhlelo lwekhwalithi yekhasimende ludinga khona lokho.

I-HDMI, i-USB kanye ne-Ethernet Kudinga Ukunakwa Okuhlukile

Ibhokisi le-Android TV livame ukubeka izixhumi zesivinini esiphezulu emaphethelweni e-enclosure. Isixhumi ngokwaso siba yingxenye yendlela yesignali futhi sibe yindawo yomthwalo wemishini. I-PCB kufanele ilondoloze umzila wokuhlukanisa okhishwe, izindiza zokubhekisela, izingxenye ze-ESD kanye nokuqondiswa kwesixhumi.

I-Highleap inikeza izinsiza zokuxhuma ze-USB-C kanye nezinsiza zokuqondisa i-differential pair kumadizayini afanele.

Ukushiswa kwe-BGA Kuyingxenye Eyodwa Kuphela Yesilinganiselo Senzuzo

Inzuzo ye-BGA incike ekwakhiweni, ukwakheka kwe-stencil, ukufakwa kwe-paste, ukubekwa, ukuphrinta kwe-thermal kanye nokuhlolwa okusebenza ndawonye. Uma ibhodi linamadivayisi aqinile azungeze i-SoC eyinhloko, izilungiselelo ze-stencil kanye ne-reflow zingadinga ukulinganisela izidingo ezahlukene zephakheji. Inqubo efanele kufanele inqunywe kusukela ekuxubeni kwengxenye yangempela futhi iqinisekiswe ngesikhathi sokukhiqizwa kokuhlola.

Imisebenzi Yamandla Nedatha ye-USB Kufanele Ihlolwe Ngokuhlukile

Isixhumi se-USB singaba namandla okusebenza kodwa sihluleke ukusebenzisa idatha, noma singaxhumana kahle kodwa sibe nenkinga yomshini. Uma kukhona amachweba amaningana e-USB, ukuhlolwa kufanele kuhlonze ukuthi yimiphi imisebenzi esekelwa yichweba ngalinye ku-SKU yangempela. Isexwayiso esifanayo siyasebenza naku-USB-C: ukuba khona kwesixhumi akusunguli ukwesekwa kwaso sonke isici se-USB-C.

I-RF, i-Thermal kanye ne-Power Design yamabhodi e-Compact TV Box

Ukusebenza kwe-Wi-Fi ne-Bluetooth kuncike ekususweni kwe-antenna, ukuvikela kanye nendawo ezungezile imojuli noma i-antenna. Ibhodi lokukhiqiza lingasebenzisa izingxenye ze-RF ezifanayo futhi liqhubeke liziphatha ngendlela ehlukile uma indawo ebiyelwe, ikhebula noma ingxenye yensimbi ishintsha indawo yasendaweni. Ngakho-ke ukuqinisekiswa kwe-RF kufanele kusebenzise ukucushwa kwemishini yokukhiqiza lapho ukwakheka kwekhasimende kudinga lelo zinga lokulawula.

Izinsiza zokuklama ze-Bluetooth PCB kanye ne-RF PCB ze-Highleap zibalulekile uma kufakwe lawo masekethe angenantambo.

Ukuphathwa Kokushisa Ebhokisini Le-TV Elincane

Iprosesa esebenzisa umthwalo wevidiyo oqhubekayo ingadala ukushisa okuqhubekayo. Ukusebenza kokushisa kuncike ephaketheni, ithusi le-PCB, isikhombimsebenzisi sokushisa, i-heatsink kanye nokungenisa umoya okuvalekile ndawonye. Ngakho-ke, umdwebo wokuhlanganisa kufanele ukhombe noma yiziphi izidingo zokufakwa kwephedi yokushisa noma i-heatsink, futhi ukuhlolwa kokukhiqiza kufanele kubonise umthwalo wemfanelo ofanele umkhiqizo. Lapho ipulatifomu isebenza njengesidlali semidiya yenethiwekhi, ukukhiqizwa kwebhodi elikhulu lokusakaza kufanele kuchaze imiphumela yevidiyo, ukuxhumana kanye nokumbozwa kokuhlolwa kokusebenza.

Ukusabalalisa Amandla kanye Nokwehlukanisa

Ibhodi lingaqukatha imisele ehlukene yemisebenzi ye-SoC, imemori, isitoreji, i-USB kanye ne-wireless. Inethiwekhi yokulawula ekhishwe kanye neyokuhlukanisa kufanele igcinwe. Ngesikhathi sokubuyekezwa kwe-DFM, ifektri ingabona izinkinga zokukhiqiza njengokuhlanzwa kwezingxenye noma ukungqubuzana kwemaski ye-solder ngaphandle kokushintsha ukwakheka kukagesi.

Izinto Zokuxhumana Ezishisayo Zidinga Imiyalelo Yokuhlanganisa

Iphedi yokushisa noma i-heatsink ingaba yingxenye yomklamo kagesi nowemishini ngoba ingathinta izinga lokushisa lephakeji, ukulingana kwe-chassis noma ukuvikela. Ubukhulu bayo kanye nokucindezelwa kwayo kufanele kulandele umklamo wekhasimende. Ifektri akufanele ikhethe iphedi yokushisa engahleliwe ngoba nje ifanela isikhala.

Izici ze-BGA, i-RF kanye ne-Thermal Kufanele Zibuyekezwe Ndawonye

Ibhokisi le-Android TV lingabeka iprosesa ye-BGA eduze kwehadiwe ye-RF kanye nesixhumi esibonakalayo sokushisa endaweni encane kakhulu. Ukubuyekezwa kokukhiqiza kufanele kucabangele lobu budlelwano ndawonye. Isibonelo, isihlangu noma i-heatsink akunakuhlulelwa kuphela ngokuthi ifanelana kahle yini ngomshini; kungathinta futhi ukucaciswa kwe-antenna, ukuthintana kokushisa noma ukufinyelela ezindaweni zokuhlela. Imidwebo yemishini nekagesi ekhishwe kufanele ibone lokho kuncika.

I-Firmware, Ukunikezwa Kwefektri kanye Nokuhlolwa Kokusebenza

Ihadiwe esuselwe ku-Android ivame ukudinga izinto ezingaphezu kweyodwa zesofthiwe: i-firmware yokuqalisa, isithombe sesistimu, ukucushwa noma ubunikazi bedivayisi. Inqubo eqondile iqondene nomkhiqizo. Uhlelo lokukhiqiza kufanele lusho ukuthi isitoreji sihlelwe ngaphambi kokuhlanganiswa, ngemva kokuhlanganiswa, noma ngesikhathi sokuhlanganiswa kokugcina komkhiqizo kuphela.

1. Khomba ihadiwe: qinisekisa ukubuyekezwa kwe-PCB okulungile kanye nohlobo lwengxenye.
2. isheduli: layisha iphakheji yesofthiwe evunyiwe usebenzisa ithuluzi elichazwe yikhasimende.
3. Qinisekisa i-boot: qinisekisa ukuqalisa okuphumelelayo kanye nokucushwa kwesitoreji okulindelekile.
4. Hlola izixhumi ezisebenzisanayo: hlola imisebenzi ye-HDMI, i-USB, i-Ethernet kanye ne-wireless efakiwe ku-SKU.
5. Hlola izinto eziphathelene ne-peripheral: qinisekisa i-IR, izinkinobho nomsindo uma zikhona.
6. Ubunikazi berekhodi: bamba ubunikazi bomkhiqizo obulandelanayo noma obunye njengoba kuchazwe yikhasimende.

Ukuhlolwa Okusebenzayo Kufanele Kumboze i-SKU Ehlosiwe

Ibhokisi le-TV lingaba nezinhlobo eziningana ezabelana nge-PCB efanayo. Elinye lingafaka i-Ethernet kanti elinye lingase lingabi nalo; elinye lingasebenzisa inketho ehlukile engenantambo noma usayizi wememori. I-fixture yokuhlola kanye nesofthiwe kufanele kulandele i-matrix ye-SKU kunokuhlola zonke izici ezingaba khona ebhodini ngalinye.

Ukuhlinzekwa Kwasefektri Kwama-SKU Amaningi

Amabhokisi e-TV avame ukwabelana nge-PCB evamile phakathi kwememori, isitoreji, izinhlobo ezingenantambo noma zesifunda. I-matrix yokukhiqiza enhle ihlanganisa i-SKU ngayinye nenketho yabantu, i-firmware kanye nochungechunge lokuhlola. Lokhu kunciphisa ingozi yokuthumela ibhodi enehadiwe efanele kodwa ukucushwa kwesofthiwe okungalungile.

Ukuhlolwa Kokushisa Kufanele Kusebenzise Umthwalo Womsebenzi Wesofthiwe Ophindaphindwayo

Ngenxa yokuthi ama-processor e-TV box angashintsha amandla ngokuya ngomsebenzi, imiphumela yokushisa ingahluka kakhulu ngesofthiwe. Ngakho-ke isikrini sokushisa sokukhiqiza kufanele sisebenzise umthwalo womsebenzi ovunyelwe yikhasimende kanye nesimo sokuvala. Umenzi akufanele ashicilele izinga lokushisa eliphezulu elijwayelekile ngaphandle kokuthi lelo nani livela kuncazelo ethile yomklamo.

Imikhiqizo Yehadiwe Ye-Android TV Ehlobene Nezinga Lebhodi

Ibhodi elikhulu le-Android TV lingaxhunywa kuma-assembly noma amamojula amaningana asekelayo: imojula engenantambo, ibhodi lokwamukela i-IR, ibhodi lesikhombisi sephaneli yangaphambili, ibhodi lamandla, idivayisi yokugcina, isikhombimsebenzisi se-HDMI futhi ngezinye izikhathi i-tuner yangaphandle noma ibhodi lezinto ezisetshenziswayo. Akuwona wonke umkhiqizo osebenzisa konke lokhu, futhi ibhokisi le-Android TV akufanele lichazwe njengebhokisi elisetshenziswa kabanzi.

Amagama awusizo aseduze afaka phakathi i-Android TV mainboard, i-smart TV box PCB, i-OTT box PCB, i-BGA multimedia board, i-HDMI mainboard, i-Wi-Fi/Bluetooth module board kanye ne-Android PCBA ehlanganisiwe. I-Highleap Electronics ingakhiqiza futhi ihlanganise ama-PCB ahlanganiswe ngamakhasimende ngemuva kwale mikhiqizo; ayithengisi ibhokisi le-Android TV eliqediwe.

Yikuphi i-Highleap okungafanele ithathwe ngegama lomkhiqizo

Igama elithi ibhokisi le-Android TV alichazi ngokwalo inguqulo ye-Android, uhlobo lweprosesa, usayizi wememori, ikhono le-HDMI, izinga elingenantambo, isivinini se-Ethernet, ukucushwa kwe-USB noma ukufaka amandla. Lezo yizimfanelo zomklamo wekhasimende. Isihloko sokukhiqiza sochwepheshe kufanele sizigcine zinemibandela futhi sisebenzise izidingo zangempela ze-BOM kanye ne-interface ukuchaza ukwakheka.

Imibhalo Yokuthola Nokukhiqiza ye-PCB ye-Android TV Box

Ezinkampanini zehadiwe zase-US nezaseCanada, iphakheji yokukhiqiza kufanele ihlanganise isithombe sesofthiwe ye-Android nokubuyekezwa kwe-PCB kanye ne-BOM okuthile. Ama-OEM ase-UK, eJalimane, eFrance nase-Italy angasebenzisa indlela efanayo lapho ethola umkhiqizo eShayina. Amaqembu aseJapan naseNingizimu Korea angase agcizelele kakhulu ukuhlanganiswa okuhlangene kwemishini kanye nokuhlanganiswa kwabantu abaningi, kodwa isidingo esiyisisekelo sihlala siyiphakheji yokuklama elawulwayo kanye nenqubo ye-PCBA ephindaphindwayo.

Amagama ahlobene ngokwemvelo afaka phakathi umenzi webhodi elikhulu le-Android TV , i-OTT box PCB assembly , i-smart TV box PCBA , i-BGA multimedia PCB kanye nokukhiqizwa kwebhodi le-Android elihlanganisiwe . Kufanele avele kuphela lapho isihloko sixoxa khona ngehadiwe efanele.

Idatha Yokukhiqiza Evimbela Amaphutha Okucushwa

Iphakheji yokukhiqiza kufanele ifake idatha ye-Gerber noma ye-ODB++, amanothi e-stackup noma e-impedance lapho kudingeka khona, i-BOM, i-centroid, umdwebo wokuhlanganisa, izidingo ze-stencil noma zokunamathisela uma zinikezwa, amafayela wokuhlela kanye nemiyalelo yokuhlola esebenzayo. Ukubuyekezwa kwehadiwe nesofthiwe kufanele kuxhunywe ukuze i-firmware engalungile ingalayishwa ebhodini elingahambisani.

Ukulawulwa Kohlobo Oluvela Kumkhiqizo

Umgomo wenqubo yokukhiqiza ukugcina ubudlelwano beprosesa evunyiwe, inkumbulo, i-RF kanye namandla kuzo zonke izinto. I-Highleap Electronics ingasekela ukwenziwa kwe-PCB kanye ne-PCBA yemiklamo yamabhokisi e-Android TV ekhishwe amakhasimende ngenkathi igcina irekhodi lokukhiqiza lihambisana nokucushwa kwehadiwe nesofthiwe ekhishwe.