I. Ubudlelwano Phakathi Kwezigxobo Zokukhanya Ezihlakaniphile ze-5G kanye Nemikhiqizo Ye-Crystal Oscillator
Isibhakabhaka sasemadolobheni siyabunjwa kabusha. Izigxobo ezivamile-ezibukeka zishintsha buthule zibe izigxobo zokukhanya ezihlakaniphile ze-5G ezisebenzayo, ezihlanganisa ukuxhumana kwe-5G, ukukhanyisa okuhlakaniphile, ukuqapha indawo ezungezile, ukubhekwa kwezokuphepha, ukuboniswa kolwazi, nokunye{5}}kuyiziphetho ezibalulekile zedolobha elihlakaniphile.
Kodwa-ke, ngemuva kwezinhlelo ezinjalo eziyinkimbinkimbi neziyinkimbinkimbi, ukuzinza, ukunemba, nokwethembeka kuyizidingo ezibalulekile. Ukuxhumana okuphelele kwawo wonke amamojula asebenzayo,{1}}ukudluliswa kwesikhathi sangempela kwawo wonke amaphakethe edatha, kanye nokuqaliswa okunembayo kwawo wonke umyalo konke kuncike kumongo othule kodwa obalulekile.
ingxenye:{0}}i-crystal oscillator enembayo ephezulu, evame ukwaziwa ngokuthi "i-crystal oscillator."
II. Yimiphi Imisebenzi Ku-5G Smart Light Poles Esebenzisa Ama-Crystal Oscillator?
1. Imisebenzi Yezokuxhumana: I-5G/4G Network Coverage
I-"Clock Benchmark" Yokuxhumana kwe-5G: Amanethiwekhi e-5G adinga ukunemba kokuvumelanisa kwesikhathi esiphezulu kakhulu (izinga le-nanosecond). I-5G micro-amayunithi ayisisekelo/amayunithi e-AAU ezigxotsheni ancike-ekuzinzeni okuphezulu,{6}}kwesigaba esiphansi-ama-crystal oscillator omsindo ukuze anikeze amasiginali azinzile, aqinisekise{8}}isivinini,{9}}ukudluliswa kwedatha okuphansi{9}}okuncane kanye nokunikezwa okungenazihibe. Ziyitshe legumbi lokumboza isignali ye-5G ezinzile.
Izisetshenziswa eziwumgogodla: I-5G Micro Base Station, i-4G Radio Unit
Ama-Crystal Oscillator Asetshenzisiwe: Temperature-Compensated Crystal Oscillator (TCXO)
Imvamisa ejwayelekile: 10-40MHz
Amapharamitha angukhiye:
Ukunemba: ±1ppm (-40℃ukuya ku-+85 degree)
Ukusetshenziswa kwamandla: Okwamanje Isebenza Ngaphansi noma ilingana no-5mA, i-Standby yamanje engu-2μA
Amaphakheji anconyiwe: 5032, 3225, 2016
Izinzuzo Zomkhiqizo:
-Ukuvumelanisa Okunembayo Okuphezulu: Ihlangabezana nezidingo ze-nanosecond-zezinga lokuvumelanisa lamaphrothokholi e-IEEE 1588v2/PTP yeziteshi ezincane ze-5G{5}}, okuqinisekisa ukuvumelana kwesikhathi sokudluliswa kwedatha phakathi kwezigxobo zokukhanya.
-Idizayini Yamandla Aphansi: Amanje aphansi kakhulu kumodi yokulinda, ifanele izibani ezihlakaniphile ezinelanga{1}, inweba impilo yebhethri yesisetshenziswa.
Usayizi Ohlangene: Iphakheji elincane lisindisa isikhala se-PCB, lenze kube lula ukuhlanganiswa ezindaweni ezivalekile ngaphakathi kwezigxobo zokukhanya.
2. Imisebenzi Yezinzwa: Ukuqapha Imvelo Nokuphepha
"I-Synchronized Beat" ye-IoT Yakho Konke: Inani elikhulu lamadivayisi e-IoT njengezinzwa zemvelo, amakhamera, nezibonisi ze-LED zihlanganiswe ezigxotsheni. Ama-Crystal oscillator ahlinzeka ngesisekelo sesikhathi esihlanganisiwe, esinembayo salawa madivayisi, aqinisekisa ukuvumelanisa kokutholwa kwedatha, ukudluliswa, nokucutshungulwa, okwenza umbono ube bukhali{1}}wokwenza izinqumo.
Izisetshenziswa Eziwumgogodla: Izinzwa Zezinga lokushisa/Ukuswakama, Izihloli Zekhwalithi Yomoya, Amakhamera Ahlakaniphile, Imakrofoni Ebona Umsindo
Ama-Crystal Oscillator Asetshenzisiwe: Amakristalu Angenasici, I-CMOS Esebenzayo, I-Differential (LVPECL, LVDS), Ephakeme-I-TCXO Enembile
Amafrikhwensi Ajwayelekile: 32.768KHz, 11.0592MHz, 50MHz, 200MHz
Amaphakheji anconyiwe: 3215, 3225, 5032
Izinzuzo Zomkhiqizo:
Ukusetshenziswa kwamandla aphansi: Izinzwa zivame ukuthembela emandleni elanga; amakristalu adinga ukusekela μA-izinga lokulawula amandla amanje namandla ashukumisayo ukuze-usebenze isikhathi eside ungaxhunyiwe ku-inthanethi.
I-Strong Anti-Ukuphazamisa: Isebenzisa okukhiphayo okuhlukile (isb, i-LVDS) noma ukuvikela insimbi ukuze kuncishiswe umthelela wokuphazanyiswa kwe-electromagnetic ku-analog yenzwa{3}}kuya{4}}kukuguqulwa kwedijithali.
Ukuqala Okusheshayo Nokuqina: Ingaqala phakathi kwama-5ms, iqinisekisa ukuthi amakhamera aqala kabusha ukusebenza ngokushesha ngemva kokubuyiselwa kwamandla.
3. Imisebenzi Esebenzisanayo: Isibonisi Solwazi Nezinsizakalo Eziphuthumayo
I-"Metronome" ye-Visual Interaction, "I-Anti-I-Shake Switch" ye-Lifelines: Emisebenzini yokusebenzisana yama-smart light poles, ama-crystal oscillator, njengengxenye eyinhloko yokulawula isikhathi, ithinta ngokuqondile ukusebenza{2}}kwesikhathi sangempela, ukushelela, nokuthembeka komuzwa wokusebenzisana komsebenzisi.
Izisetshenziswa eziwumgogodla: Izikrini zolwazi lwe-LED, Izinkinobho Zokushaya Eziphuthumayo
Ama-Crystal Oscillator Asetshenzisiwe: Amakristalu Angenasici, Umehluko Osebenzayo (LVPECL/LVDS), TCXO
Amafrikhwensi Ajwayelekile: 32.768KHz, 10MHz, 26MHz, 75MHz, 100MHz, 125MHz
Amaphakheji anconyiwe: 3215, 3225, 5032
Izinzuzo Zomkhiqizo:
Ukuzinza Okuphezulu: Amasiginali ahlukile acindezela-umsindo wemodi evamile, enciphisa ukuncisha isignali kumabanga amade (isb, ukusuka kumamojula esibonisi kuya ebhodini eliyinhloko lokulawula), ukuqinisekisa ukunemba kwesikhathi{3}}kokudluliswa kwedatha yevidiyo enesinqumo esiphezulu nokugwema ukunensa noma ukuklebhuka.
Ukuzinza Ngokwezinga Lokushisa Elibanzi: Isekela ukusebenza-okubanzi kwezinga lokushisa, isebenzisa idizayini eqinile ukuze imelane nokukhukhuleka okushisayo ezindaweni-zezinga lokushisa eliphezulu, ivimbele ukukhanya kwephikseli ye-LED noma ukuchezuka kombala ngenxa yokukhukhuleka kwezinga lokushisa.
Ukusabela Okusheshayo Nesikhathi Sokuphila Okude: Isikhathi sokuqala-Isikhathi Sokuqalisa Ngaphansi noma esilingana no-5ms siqinisekisa ukuthi amamojula wekholi ephuthumayo asungula ngokushesha ukuxhumana ngemva kokwenza kusebenze; izinga lokuguga lonyaka Ngaphansi noma elilingana no-±3ppm kunciphisa imvamisa yesondlo.
4. Ukulawula Imisebenzi: Ukukhanyisa Okuhlakaniphile Nokuphathwa Kwezamandla
"I-Precision Tuner" Yendawo Ekhanyayo, "I-Guardian Efficiency" Yokuguqulwa Kwamandla: Emisebenzini yokulawula yezigxobo zokukhanya ezihlakaniphile ze-5G, ama-crystal oscillator ayisiqinisekiso esiyinhloko sohlelo lokufinyelela ukulawula isikhathi okunembayo, ukuphathwa kwamandla okuphumelelayo, nokusebenza okuzinzile.
Izisetshenziswa Eziyinhloko: Amamojula Ahlakaniphile Okufiphala, Amasistimu Okugcina Amandla E-Photovoltaic
Ama-Crystal Oscillator Asetshenzisiwe: Umehluko Osebenzayo (Okukhiphayo kwe-LVPECL)
Imvamisa ejwayelekile: 25-100MHz
Amaphakheji anconyiwe: 3225, 5032
Izinzuzo Zomkhiqizo:
Ukunemba Okuphezulu: Iqinisekisa ukulawula okunembile nokuzinzile kokukhanya kokukhanya nezikhathi zokushintsha, kuvimbele ukukhanya okungalingani noma ukucwayiza. Futhi iqinisekisa ukudluliswa kwedatha okunembile nokuvumelanisa nenethiwekhi ye-5G.
Ukuzinza Okuphezulu: Imelana nezimo zangaphandle ezinzima ezifana nokuhluka kwezinga lokushisa, umswakama, nokudlidliza, igcina ukuphuma kwefrikhwensi okuzinzile ukuze kuvinjelwe ukungasebenzi kahle kokufiphala (isb., ukukhukhuleka okweqile emazingeni aphezulu okushisa).
Usayizi Omncane: Usayizi ohlangene ubalulekile ekuhlanganisweni esikhaleni esinomkhawulo ngaphakathi-ezingondweni zokukhanya ezihlakaniphile ezisebenzayo, esiza ukwakheka kwe-PCB nokufaka.
5. Imisebenzi Yokunweba: Imoto-iya-kuyo yonke into (V2X) ne-Edge Computing
"I-Lifeline" ye-Millisecond Response, "Isihlungi{0}}Sesikhathi Sangempela" se-Data Deluge: Ku-V2X kanye nezinhlelo zekhompuyutha ezisemaphethelweni zama-smart light poles e-5G, ama-crystal oscillator ayisisekelo sokufinyelela{3}}ukunemba kokuvumelanisa kwe-spatiotemporal kanye nokucubungula ukuphepha komgwaqo okuphansi{4}}okunomthelela ngokuqondile.
Izisetshenziswa Eziwumgogodla: I-RSU (Iyunithi Eseceleni Komgwaqo), i-Edge Computing Gateway
Ama-Crystal Oscillator Asetshenzisiwe: Umehluko Osebenzayo (i-LVDS, okukhiphayo kwe-HCSL)
Imvamisa ejwayelekile: 156.250MHz
Amaphakheji anconyiwe: 3225, 5032
Izinzuzo Zomkhiqizo:
Ukunemba Okuphezulu Nokuqina: Kubalulekile ekudluliselweni kwedatha okunembile, ukucubungula, nokuvumelanisa kuma-RSU nasemasangweni, ukuvimbela amaphutha nokubambezeleka okubangelwa ukuchezuka kwemvamisa. Igcina ukusebenza okuzinzile ngaphansi kwezimo zemvelo ezihlukahlukene.
Usayizi Omncane: Ilingana ezikhaleni ezihlangene zama-RSU namasango ahlanganiswe nezigxobo zokukhanya.
Ukusetshenziswa Kamandla Okuphansi: Kusiza ukwehlisa ukusetshenziswa kwamandla kukonke kwe-smart pole, ukwehlisa izindleko zokusebenza nokusekela{0}izimo ezisebenza ngelanga.
Ibanga Lezinga Lokushisa Elibanzi Lokusebenza: Isebenza ngokuthembekile kuwo wonke amazinga okushisa abanzi atholakala ngaphandle (isb, -40℃ukuya ku-+85℃).
Amandla Okuphendula Ngokushesha: Inika amandla ukusabela okusheshayo emiyalweni noma kumasiginali, iqinisekisa ukucutshungulwa kwedatha okufika ngesikhathi kanye nokudluliswa kwayo.
III. Kungani Izigxobo Zokukhanya Ezihlakaniphile Ikakhulukazi Zithembele Ekuphakameni-Ama-Crystal Oscillator Okusebenza?
Imvelo Enzima: Izinga lokushisa langaphandle (-30℃~ 70 degree), umswakama, umbani, ukudlidliza.
System Complexity: 15+ types of devices requiring timed coordination; clock deviation >I-1μs ingabangela isiphithiphithi sedatha.
I-5G High{1}}Izinselele Zemvamisa: Amaza amamilimitha azwela kakhulu kumsindo wesigaba; -ama-crystal oscillator ekhwalithi empofu anciphisa ngokuqondile isiginali-kuya{4}}kwisilinganiso somsindo.
IV. Isiphetho
Nakuba ama-crystal oscillator amancane ayizinsika ezingabonakali eziqinisekisa ukusebenza okuthembekile kwamahora angu-7 × 24 wezinhlelo zezigxobo zokukhanya ezihlakaniphile ezibiza amashumi ezinkulungwane. Lapho uwakhetha, gxila kumamethrikhi amathathu ayinhloko: ukuzinza kwemvamisa, i-coefficient ye-drift yezinga lokushisa, nezinga lokuguga. Gwema "i-smart" ukuphenduka "isimungulu" ngenxa yokwehluleka kwewashi.