I-Smart Ring PCB | Isekethe Ehlanganisiwe Eguquguqukayo Yezinto Ezigqokwayo

I -PCB ehlakaniphile enendandatho kufanele ifake ukuzwela, i-BLE, amandla kanye nokushaja endaweni egobile engenasikhala esisele. Kwiqembu le-OEM noma lomkhiqizo, umbuzo wokukhiqiza awukona nje ukuthi i-PCB ingaba ncane kangakanani, kodwa ukuthi umklamo okhishwe ungakhiwa, uhlanganiswe, uhlolwe futhi uphindwe yini lapho kudingeka khona.

Ukwakhiwa okuguquguqukayo noma okuqinile, i-HDI, ama-microvia kanye namaphakheji e-fine-pitch kungaxazulula imikhawulo yesikhala sangempela, kodwa ngayinye yengeza imiphumela yenqubo kanye nezindleko. Inhlanganisela efanele kufanele ikhethwe kusukela ku-envelope yomshini, i-pitch yengxenye, izindawo zokugoba kanye nevolumu yokukhiqiza kunokuba kuchazwe ngokuzenzakalelayo.

I-Highleap Electronics isekela ama-elekthronikhi agqokekayo aklanywe ngamakhasimende ngezinsizakalo zokukhiqiza nge-elekthronikhi , okuhlanganisa ukwenziwa kwe-PCB, ukukhiqizwa kwe-flex kanye ne-rigid-flex, ukutholakala kwezingxenye, ukuhlanganiswa kwe-SMT okuqondile, ukuhlolwa, ukuhlela kanye nokuhlolwa kokusebenza okuchazwe ngamakhasimende. Singasekela i-prototype, i-pilot kanye nokukhiqizwa okuphindaphindiwe ngenkathi ikhasimende ligcina umthwalo wemfanelo wokulungisa i-antenna, ama-algorithms e-biometric, ukwakheka kwe-enclosure kanye nokuqinisekiswa komkhiqizo wokugcina.

Ukwakhiwa kwe-Smart Ring PCB Kuqhutshwa yi-Envelope Yemishini

I-RFQ ewusizo yendandatho ehlakaniphile iqala ngokwakhiwa kwe-PCB ekhishwe ngomshini kanye nesigaba sokwakha okuqondiwe. Ngalezo zinto ezifakiwe, umenzi angahlulela ukuthi ngabe i-multilayer evamile, i-flex, i-rigid-flex noma i-HDI iyadingeka ngempela nokuthi izingozi ezinkulu zenzuzo zizoba kuphi. I-Highleap ingabuyekeza iphakheji yokukhiqiza kusukela kulowo mbono ngaphambi kokuhlanganiswa kwe-prototype noma kwe-pilot.

Izinqumo Ezivumelana Nezimo Neziqinile Ezithinta Ukuhlanganiswa

I-Flex iwusizo lapho isekethe kumele ilandele umjikelezo wendandatho, kuyilapho i-rigid-flex ingadala iziqhingi zezingxenye ezizinzile ngaphandle kokusebenzisa izixhumi ezincane zebhodi kuya kwelinye. Umdwebo wokukhiqiza kufanele ukhombe ngokucacile izindawo ezigobile, izinti, izinguquko ze-rigid-flex nokuthi i-flex yakheka kanye ngesikhathi sokuhlanganiswa noma i-flexed ngokuphindaphindiwe lapho isetshenziswa.

Ekuthengeni, ukuqhathanisa okuwusizo akuyona intengo engenalutho kuphela. Umklamo oqinile oguquguqukayo obiza kakhulu ungase unciphise izindleko zokuhlanganisa zonke uma ususa izixhumi, wehlisa ukuphakama kwe-z futhi wehlisa umsebenzi wokuxhumanisa ngesandla. I-Highleap ingabuyekeza izidingo zokuhlanganisa nokwakha ezikhishwe kanye nenqubo yokuhlanganisa ukuze ukwakhiwa okukhethiwe kube lula ukukwakha ngokuphindaphindiwe.

Sebenzisa i-HDI Lapho Ubuningi Buyidinga Ngempela

Amaphakheji e-WLCSP, BGA kanye nama-LGA amancane angenza ama-microvia noma i-via-in-pad kudingeke, ikakhulukazi lapho ububanzi bendandatho bushiya indawo encane yomzila. Kodwa i-HDI kufanele ixazulule inkinga yangempela yokuphuma noma yesikhala, hhayi ukungezwa njengencazelo ezenzakalelayo. Uma ukubhoboza okuvamile kungahlangabezana nemvilophu yomshini kanye nobuningi bomzila, kunganikeza inqubo elula kanye nokuguquguquka okwengeziwe kokuthola.

Uma kudingeka i-HDI, ukwenziwa nokuhlanganiswa kwe-PCB kufanele kubuyekezwe ndawonye. Ngokugcwalisa kanye nokuhlelwa kabusha, ukwesekwa kwebhodi elincane, ukuphrinta nge-paste, ukugeleza kabusha, ukufinyelela kokuhlola kanye nokususa amaphaneli konke kuthinta isivuno sokugcina se-PCBA. Yilapho ukubuyekezwa kwasekuqaleni kwe-DFM kungavimbela khona umklamo oqinile ukuthi ube nzima ukuwuhlanganisa njalo.

Londoloza i-RF Geometry Ngokukhiqiza

Ukusebenza kwe-BLE okuhlakaniphile kuthinteka kakhulu ngumuntu ogqokile, ibhethri, indawo ebiyelwe kanye nensimbi eseduze. Ukukhiqiza akukwazi ukuthatha indawo yokuqinisekiswa kokugcina kwe-antenna, kodwa kungavikela umklamo we-RF okhishwe ngokulondoloza ukugcinwa kwe-antenna, i-geometry yomhlaba, izingxenye ezifanayo kanye nokubekwa kwezingxenye.

Izingxenye zokufanisa ze-RF kufanele futhi zilawulwe ngokuqinile ku-BOM. Indawo yokufaka esikhundleni senani elifanayo ingaba nokuziphatha okuhlukile kwemvamisa ephezulu, ngakho-ke ezinye kufanele zilandele uhlu oluvunyelwe yikhasimende noma ukuvunyelwa kobunjiniyela be-RF. Ukuhlolwa kokusebenza kokukhiqiza kungahlola ukwehluleka kokuxhumana, izingxenye ezingekho kanye namaphutha okuhlanganiswa okuphelele, kuyilapho ukusebenza kokugcina kwe-antenna kusalokhu kungumsebenzi wokuqinisekisa izinga lomkhiqizo.

Uma umklamo kanye nesisekelo sokuhlola sesizinzile, i-Highleap ingadlulisela isakhiwo esivunyiwe sibe yi-PCB assembly enevolumu ephezulu ngokubuyekezwa kwe-BOM okulawulwayo, ukuhlolwa okuphindaphindwayo kanye nokuhlolwa kokusebenza okuchazwe ngamakhasimende.

Ukubekwa Kwezinzwa ze-PPG kanye Nokusebenza Kokubona

Ngendandatho ehlakaniphile, ukusebenza kwe-PPG kuncike kokungaphezu kokukhetha inzwa yokukhanya. I-PCB kumele ibambe i-LED, i-photodetector kanye nezingxenye ezisekelayo ku-geometry ekhishwe, kuyilapho indandatho yokugcina igcina ukuthintana kwesikhumba okuhlosiwe, isithiyo sokukhanya kanye nokuqondana kwefasitela. Ekukhiqizeni, okubaluleke kakhulu ukuphindaphindeka: ukubekwa, ukuhlanzeka kanye namaphuzu okubhekisela komshini kufanele ahlale ehambisana kusukela ku-prototype kuya ekukhiqizweni.

Inzwa yokukhanya ingahlanganisa i-photodiode, i-analog front end kanye ne-ADC, noma isebenzise ama-LED ahlukene kanye nezingxenye zokwamukela. Kunoma ikuphi, ibhodi lingadlula ukuxhumana kwedijithali futhi liqhubeke lihluleka eringini eliqediwe uma i-flux residue, i-adhesive, ifilimu evikelayo noma i-mechanical offset ithinta indlela yokukhanya. Ngakho-ke ukuhlolwa kwe-PCBA kufanele kuqinisekise kokubili umsebenzi kagesi kanye nezidingo zokuhlanganiswa kwe-optical ezikhishwe.

Gcina i-PCB kanye nedatha yemishini zihambisana

I-Highleap Electronics ingalawula ukubekwa kanye nokuhlanganiswa ngokumelene nedatha ye-PCB ekhishwe, kodwa ukusebenza kokugcina kwe-biometric kusancike ekulinganeni kwe-enclosure, ukuthintana kwesikhumba kanye nokuqinisekiswa kwe-algorithm. Uma ukulinganiswa kokukhanya kuyingxenye yokugeleza komkhiqizo, indlela echazwe yikhasimende kufanele isetshenziswe esigabeni esifanele sokuhlanganiswa kunokuba ithathwe ekuhlolweni kwe-PCBA kuphela.

Ibhethri, Ukushaja kanye Nokwakhiwa Kwamandla Kwendandatho Ehlakaniphile

Umthamo webhethri ulinganiselwe endandatho ehlakaniphile, ngakho-ke kokubili imicimbi yamanje yokulala kanye nemicimbi yamanje ephakeme emfushane ibalulekile. Ukudluliselwa kwe-BLE, ama-pulse e-PPG LED, ukusampula kwenzwa kanye nomsebenzi wememori kufanele kucatshangelwe ndawonye lapho kubukezwa indlela yamandla. Umenzi we-PCB angaqinisekisa ukwakheka kwamandla akhishwe kanye nezimo zamanje ezichaziwe, kuyilapho ukuhlela i-firmware kanye nesikhathi sokugcina sokusebenza kusalokhu kuyimithwalo yemfanelo yezinga lomkhiqizo.

Idizayini yamanje aphezulu, hhayi nje kuphela yamanje okulala

Ibhethri, i-PMIC kanye nokuhlukanisa kwasendaweni kumele kusekele ama-peaks omsakazo kanye nowamandla okukhanya ngaphandle kokuwa noma ukusetha kabusha kwesitimela. Ekukhiqizeni, imikhawulo yamandla okulala kanye namandla asebenzayo echazwe ngamakhasimende ingaba usizo ekuhloleni izingxenye ezingalungile, ukuvuza, amaphutha e-solder noma izinkinga zokucushwa.

Indlela yokushaja ishintsha inqubo yokukhiqiza

Ukushaja kokuthintana kudinga ubukhulu bephedi elawulwayo, ukuqeda, ukuhlanza kanye nokuphathwa ngoba lezo zindawo zingase zivezwe ezingozini zokuvala kanye nokugqwala. Ukushaja okungenisa umoya kususa othintana nabo abaveziwe kodwa kwenezela isikhundla sekhoyili, izingxenye zikagesi kanye nokushisa kokushaja. Kuzo zombili izimo, iphakheji yokukhiqiza kufanele ichaze i-geometry yokushaja ekhishwe ukuze izinguquko zomhlangano zingashintshi ukuziphatha kukagesi noma kokushisa.

Ukushaja kungafudumeza nendawo encane kakhulu ebiyelwe futhi kuthonye ukuzwa kwezinga lokushisa eliseduze. Ukukhiqiza kungaqinisekisa amandla okushaja, ukubambana okuyisisekelo kanye nemikhawulo yokusebenza echazwe ngamakhasimende, kuyilapho ukuphepha kwebhethri kokugcina, imikhawulo yokushisa kanye nokuqinisekiswa kwesikhathi sokusebenza kuhlala kuyingxenye yohlelo lokufaneleka komkhiqizo oqediwe.

I-Smart Ring PCBA: Ukuhlanganiswa Kwe-Fine-Pitch, Ukuphathwa Okuguquguqukayo Nokuhlolwa

Indandatho ehlakaniphile encane kakhulu ingasebenzisa ama-passive angu-0201 noma angu-01005, amaphakheji e-WLCSP/BGA kanye nezinzwa ezincane ze-LGA. Uma lawo maphakheji ekhona ekwakhiweni okukhishwe, inzuzo incike kokungaphezu kwamandla okubeka. Ukuqina kwephaneli, ukukhishwa kwe-stencil, amathuluzi okusekela, ukuziphatha kokugeleza kabusha kanye nokufinyelela kokuhlola konke kudingeka kusebenze njengenqubo eyodwa yokuhlanganisa.

Lawula inqubo ezungeze amabhodi amancane naguquguqukayo

Amaphaneli amancane athambile noma aqinile angadinga ukwesekwa okukhethekile ngesikhathi sokuphrinta, ukubeka kanye nokugeleza kabusha. Izimbobo ezincane kakhulu zidinga ukukhululwa kwe-stencil okuzinzile, kuyilapho isisindo sokushisa esingalingani singandisa ukuhlukahluka kokugoqa. Ngakho-ke, imigqa yamaphaneli, ibhalansi yethusi kanye nomklamo wezinto kufanele kubuyekezwe ngaphambi kwesigaba sokuqala sokukhiqiza kunokulungiswa ngemva kokuvela kwamaphutha aphindaphindayo.

Sebenzisa indlela yokuhlola ehambisana nephakheji

I-AOI iwusizo kuma-polarity abonakalayo, izingxenye ezingekho kanye namaphutha e-solder. I-X-ray ingafaneleka ku-WLCSP/BGA noma ama-hidden pads, kuyilapho amafasitela ezinzwa ze-optical angadinga ukuhlolwa kokuhlanzeka okuhlukile. Ayikho indlela eyodwa yokuhlola efakazela ukusebenza kwe-RF noma kwe-biometric, ngakho-ke ukuhlolwa kokukhiqiza kufanele kuhlanganiswe nobubanzi bokuhlola kagesi nokusebenza okuchazwe yikhasimende.

Vikela izindawo ezigobile nezinzwa ngesikhathi sokuphatha

Izinhlangano ezincane ezigobekayo zingonakaliswa ukugoba, ukungcola noma ukugoba okungalawulwa. Imiyalelo yokusebenza kufanele ichaze izindawo zokubamba, ukuqondiswa kwethreyi kanye nemikhawulo yokwakha ukuze opharetha bangasebenzisi i-antenna noma indawo yenzwa yokukhanya njengethebhu yokuphatha.

Izinselele Zokukhiqiza I-Smart Ring Prototype

I-prototype yendandatho ehlakaniphile kufanele ifakazele ukuthi umklamo ungasinda enkambisweni yangempela yokuhlanganisa, hhayi nje ukuthi usebenza kahle ebhentshini. Ngaphambi kokushintshela ekukhiqizeni kwe-pilot noma ivolumu, ukwakhiwa kufanele kuphendule imibuzo yokukhiqiza okungenzeka kakhulu ukuthi idale ukuvuselelwa noma ukulahlekelwa yisivuno.

• Ingabe i-flex ingakhiwa ibe yi-enclosure ngaphandle kokucindezela ama-component pads noma ukushintshashintsha okuqinile?
• Ingabe ibhethri ligcina ukuvalwa kwe-antenna kanye nomgodi wokukhanya ngemva kokuhlanganiswa kokugcina?
• Ingabe imisebenzi ye-BLE kanye ne-PPG isahlangabezana nezindinganiso zokwamukelwa ezichazwe ngamakhasimende endandatho ehlanganisiwe?
• Ingabe ukushaja, ukuhlela kanye nokuhlolwa kokusebenza kungaqedwa ngemva kokwakhiwa kwebhodi?
• Ingabe ukuhlanganiswa kungaphathwa, kususwe amaphaneli futhi kupakishwe ngaphandle kokulimaza izindawo ezigobile noma ezikhanyayo?

Ama-debugging pad noma izixhumi ze-prototype kuphela kufanele futhi zibe nohlelo olucacile lokufaka esikhundleni sokukhiqiza. I-Highleap Electronics ingasebenzisa ukwakhiwa kwasekuqaleni ukuhlonza izinkinga zokuhlanganisa, ukusebenzisa amathuluzi, ukuhlola kanye nokuhlola ngaphambi kokuba umklamo udluliselwe ekukhiqizeni okuphindayo noma okuphindayo. Ikhasimende alidingi iphakheji ephelele ye-RFQ ukuqala ingxoxo; i-Gerber/ODB++, i-BOM, imidwebo eguquguqukayo, inani eliqondiwe kanye nezidingo zokuhlola kungabuyekezwa kancane kancane.

Kusukela ku-Smart Ring Prototype kuya ku-Mass Production

Ukukhiqizwa kwevolumu kushintsha ukugxila kusuka kokuthi “singayakha yini?” kuye kokuthi “singayakha yini into efanayo ngokuphindaphindiwe?” I-BOM idinga ezinye izindlela ezivunyiwe. Izinto eziguquguqukayo kanye nobukhulu kudinga ukulawulwa. Izinto ze-SMT, ukugeleza kabusha kanye nokususwa kwamapaneli kudinga ukuphindwa. Ukuhlela kanye nokuhlolwa kumele kuhambisane nemigomo yesikhathi somjikelezo. Lezi yizindawo ezinquma isivuno kanye nezindleko ezingaphezu kwencazelo yokumaketha yendandatho.

I-DFM ne-DFA

Ngaphambi kokukhishwa komkhiqizo, buyekeza i-component-to-edge clearance, i-flex transition geometry, i-solder-mask web, i-via-in-pad, i-battery attachment, i-charging contacts, i-optical apertures kanye ne-antenna keep-outs. I-DFA kufanele futhi ihlole ukuthi opharetha bangakwazi yini ukuqondisa i-flex eyakhiwe ngendlela efanele nokuthi ibhethri noma i-enclosure ingafakwa yini ngaphandle kokucindezela izingxenye.

Ukutholakala kwe-BOM

Izinzwa ezigqokwayo namaphakheji amancane angaba nezikhathi ezinde zokuhola noma ezinye ezilinganiselwe. Ingozi yokuthengwa kufanele ikhonjwe ngaphambi kokuba indawo ebiyelwe ivalwe eduze kwephakheji eyodwa eyingqayizivele. Enye ingadinga ifasitela elibonakalayo elihlukile, ukufana kwe-antenna noma indawo yokunyathela, ngakho-ke "umthombo wesibili" uvame ukuba yiphrojekthi yobunjiniyela kunokuba kube yinto yokuthenga esikhundleni.

Ukuhlolwa kokusebenza kanye nokukhiqiza

Ukukhiqiza kungahlola uhlelo, i-sleep current, ukuxhumana kwenzwa, isixhumanisi se-BLE, ukushaja kanye nempendulo eyisisekelo ye-optical. Idatha yokuhlola kufanele ixhunywe ekubuyekezweni kwebhodi kanye nenombolo ye-serial lapho kudingeka ukulandelelwa. Ama-Object Target kufanele alinganiswe ngokwehlukana ukuze kutholakale i-PCB engenalutho, i-SMT, i-flex forming kanye nokuhlolwa kokusebenza kokugcina ukuze ithimba lazi ukuthi izindleko zilahleka kuphi.

I-Highleap Electronics ingasekela ukwenziwa kwe-PCB ekhishwe kanye nezigaba ze-PCBA. Ukuvalwa kwendandatho yokugcina, ukuhlukaniswa kwe-RF, ukuqinisekiswa kwe-algorithm ye-biometric kanye nesitifiketi somkhiqizo kufanele kuhlale ku-OEM noma kwabanye abalingani abafanelekayo ngaphandle kokuthi kunenkontileka ehlukile.

Indlela Yokukhetha Umkhiqizi We-Smart Ring PCB kanye ne-PCBA

Umhlinzeki wendandatho ehlakaniphile udinga okungaphezu kwe-SMT evamile yamabhodi amancane. Umlingani wokukhiqiza kufanele aqonde ukuthi ukwakhiwa kwe-flex, i-HDI, amaphakheji amancane, i-geometry ye-antenna kanye nokubekwa kwenzwa ye-optical kusebenzelana kanjani. Impendulo ewusizo kakhulu efektri yenzeka ngaphambi kokuba amathuluzi kanye nephaneli kuqandwe, lapho umklamo usakwazi ukumunca izinguquko ze-DFM ngaphandle kokuphazamisa indawo ebiyelwe.

• Ukwenziwa okugobile nokugobile okuqinile kwe-stack-up yangempela ekhishwe.
• Ukucutshungulwa kwe-HDI/microvia/via-in-pad lapho i-package escape iyidinga.
• I-SMT eqondile kanye nezinto zokuhlanganisa ezincane noma eziguquguqukayo.
• Ukutholwa okulawulwayo kwezingxenye zokufanisa ze-BLE SoC, inzwa ye-PPG, i-IMU, i-PMIC kanye ne-RF.
• Ukuhlolwa kwe-AOI/X-ray/optical kukhethwe ngokwephakheji kanye nengozi yenzwa.
• Ukuhlela, ukuhlolwa kwamanje kokulala, i-BLE kanye nokuhlolwa kokusebenza okuchazwe ngamakhasimende.
• Ukudluliselwa okubhaliwe kusuka kuphaneli/inqubo yesibonelo kuya ekukhiqizweni okuphindayo.

Iphakheji ye-RFQ

Uma lokhu okufakwayo kutholakala, i-Highleap ingabuyekeza izingozi zangempela zokukhiqiza futhi inikeze ikhotheshini ye-PCB/PCBA. Umgomo awukona ukwenza yonke indandatho isebenzise ubuchwepheshe be-PCB obuthuthuke kakhulu; ukusebenzisa kuphela ubunzima obudingekayo ukuhlangabezana nezidingo zemishini, i-RF, i-optical kanye nokuthembeka ezikhishwe ngesivuno sokukhiqiza esiphindaphindwayo.

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