I. Ka pilina ma waena o 5G Smart Light Poles a me Crystal Oscillator Products
Ke hana hou ʻia nei ka lani o ke kūlanakauhale. Ke hoʻololi mālie nei nā kia kukui maʻamau i nā pou kukui akamai 5G, hoʻohui i ke kamaʻilio 5G, nā kukui naʻauao, ka nānā ʻana i ke kaiapuni, ka mākaʻikaʻi palekana, ka hōʻike ʻike, a me nā mea hou aʻe-ʻo ia nā hopena nerve koʻikoʻi o ke kūlanakauhale akamai.
Eia nō naʻe, ma hope o ia ʻōnaehana paʻakikī a paʻakikī, ʻo ke kūpaʻa, ka pololei, a me ka hilinaʻi nā koi nui. ʻO ka hoʻonohonoho pono ʻana o kēlā me kēia module hana, ka -manawa maoli o ka lawe ʻana i kēlā me kēia pūʻolo ʻikepili, a me ka hoʻokō pololei ʻana o kēlā me kēia kauoha e hilinaʻi ʻia i kahi kumu kūmau akā koʻikoʻi.
ʻāpana: ka -kiʻekiʻe quartz crystal oscillator, i ʻike mau ʻia ʻo "crystal oscillator."
II. He aha nā hana ma 5G Smart Light Poles e hoʻohana ai i nā Oscillator Crystal?
1. Nā Hana Kūkākūkā: 5G / 4G Pūnaewele Pūnaewele
ʻO ka "Clock Benchmark" no ke kamaʻilio 5G: Pono nā pūnaewele 5G i ka pololei o ka hoʻonohonoho manawa kiʻekiʻe (pae nanosecond). Ke hilina'i nei ka 5G micro-base station/AAU ma nā kia i ka -pa'a ki'eki'e, ha'aha'a-phase-oscillators noise crystal oscillators no ka ho'olako 'ana i nā hō'ailona uaki pa'a, e hō'oia ana i ke ki'eki'e-wikiwiki, ha'aha'a-ka ho'ouna 'ikepili ma'ema'e. ʻO lākou ka pōhaku kihi o ka uhi hōʻailona 5G paʻa.
Mea Pono: 5G Micro Base Station, 4G Radio Unit
Hoʻohana ʻia nā Oscillator Crystal: Wehe -Oscillator Crystal Uku (TCXO)
ʻO nā alapine maʻamau: 10-40MHz
Nā ʻāpana koʻikoʻi:
Pololei: ±1ppm (-40 degere a +85 degere )
Ka hoʻohana ʻana i ka mana: Ke hana nei i kēia manawa ʻoi aku ka liʻiliʻi a i ʻole like me 5mA, Standby i kēia manawa 2μA
ʻO nā pūʻolo i manaʻo ʻia: 5032, 3225, 2016
Nā Pono Huahana:
Kiʻekiʻe -Precision Synchronization: Hoʻokō i ka nanosecond-level synchronization koi o IEEE 1588v2/PTP protocols no 5G micro-base station, e hōʻoia ana i ka paʻa ʻana o ka manawa no ka lawe ʻana i ka ʻikepili ma waena o nā pou kukui.
Haʻahaʻa -Hoʻolālā Mana: Haʻahaʻa loa i kēia manawa ma ke ʻano standby, kūpono i nā kukui akamai i hoʻohana ʻia e ka lā, e hoʻolōʻihi i ke ola pākaukau.
Nui Paʻa: Hoʻopakele ka ʻeke liʻiliʻi i kahi PCB, hoʻomaʻamaʻa i ka hoʻohui ʻana i nā wahi paʻa i loko o nā pou kukui.
2. Nā Hana Manaʻo: Nānā Kaiapuni & Palekana
ʻO ka "Synchronized Beat" no ka IoT o nā mea a pau: Ua hoʻohui ʻia ka helu nui o nā mea IoT e like me nā sensor kaiapuni, nā kāmera, a me nā hōʻike LED i nā pou. Hāʻawi ka Crystal oscillators i kahi kumu manawa i hui pū ʻia no kēia mau mea hana, e hōʻoia ana i ka hoʻonohonoho ʻana o ka loaʻa ʻana o ka ʻikepili, ka hoʻoili ʻana, a me ka hoʻoili ʻana, e hoʻonui i ka ʻike a me ka hoʻoholo -pono i ka manawa.
Mea Pono: Nā Manaʻo Wehe/Hūdī, Nā Mea ʻImi Kūleʻa Lewa, Nā Kiʻi Paʻi Paʻa, Nā Microphones ʻike leo.
Hoʻohana ʻia nā Oscillators Crystal: Nā Crystal Passive, Active CMOS, ʻokoʻa (LVPECL, LVDS), -Precision TCXO kiʻekiʻe
Nā alapine maʻamau: 32.768KHz, 11.0592MHz, 50MHz, 200MHz
ʻO nā pūʻolo i manaʻo ʻia: 3215, 3225, 5032
Nā Pono Huahana:
Hoʻohana haʻahaʻa haʻahaʻa: hilinaʻi pinepine nā sensor i ka mana o ka lā; pono nā crystals e kāko'o i ka μA-level sleep current and dynamic power management for long-work offline.
Paʻa Paʻa -Hoʻopilikia: Hoʻohana i nā pukana ʻokoʻa (e laʻa, LVDS) a i ʻole ka pale metala e hōʻemi i ka hopena o ka hoʻopili electromagnetic ma ka mea ʻike analog -i ka-hoʻololi kikohoʻe.
Hoʻomaka wikiwiki a paʻa: Hiki ke hoʻomaka i loko o 5ms, e hōʻoia i ka hoʻomaka ʻana o nā kāmera i ka hana ma hope o ka hoʻihoʻi ʻana i ka mana.
3. Nā Hana Kūkākūkā: Hōʻike Hōʻikeʻike & Nā lawelawe pilikia
ʻO ka "Metronome" for Visual Interaction, The "Anti-Shake Switch" for Lifelines: Ma nā hana pili o 5G smart light pole, crystal oscillators, ma ke ʻano he kumu nui no ka hoʻomalu ʻana i ka manawa, pili pono i ka hana maoli -manawa, maʻalahi, a me ka hilinaʻi o ka ʻike pili kanaka.
Mea Koʻikoʻi: Nā Kiʻi ʻIke LED, Nā pihi kelepona pilikia
Hoʻohana ʻia nā Oscillators Crystal: Nā Crystal Passive, Active Differential (LVPECL/LVDS), TCXO
Nā alapine maʻamau: 32.768KHz, 10MHz, 26MHz, 75MHz, 100MHz, 125MHz
ʻO nā pūʻolo i manaʻo ʻia: 3215, 3225, 5032
Nā Pono Huahana:
Paʻa Kiʻekiʻe: Kāohi nā hōʻailona ʻokoʻa i ka walaʻau -mode maʻamau, e hōʻemi ana i ka attenuation hōʻailona ma nā mamao lōʻihi (e laʻa, mai nā modula hōʻike a hiki i ka papa mana nui), e hōʻoia ana i ka pololei o ka manawa no ka hoʻouna ʻana i ka ʻikepili wikiō kiʻekiʻe a pale i ka lohi a i ʻole nā haehae.
Paʻa ma luna o ka laulā wela: Kākoʻo i ka hana wela -ākea, hoʻohana i ka hoʻolālā ʻino e pale aku i ka neʻe ʻana o ka wela ma nā kaiapuni wela kiʻekiʻe, e pale ana i ka ʻōlinolino LED a i ʻole ka hoʻokaʻawale kala ma muli o ka neʻe ʻana o ka wela.
Pane wikiwiki a me ka lōʻihi o ke ola: hoʻomaka -manawa hoʻomaka ʻO ka liʻiliʻi a i ʻole like me 5ms e hōʻoia i nā modula kelepona pilikia e hoʻokumu koke i ke kamaʻilio ma hope o ka hoʻāla ʻana; ka helu o ka makahiki E emi ana ma mua o ± 3ppm i ka nui o ka malama ana.
4. Nā Hana Hoʻomalu: Mālamalama Naʻauao & Hoʻokele Energy
ʻO ka "Precision Tuner" no Light Environment, The "Efficiency Guardian" for Energy Conversion: Ma nā hana hoʻomalu o 5G pole kukui akamai, ʻo nā oscillators kristal ka mea hōʻoia nui no ka ʻōnaehana e hoʻokō i ka mana manawa kūpono, ka hoʻokele ikehu kūpono, a me ka hana paʻa.
Mea Pono: Nā Module Dimming Naʻauao, Nā Pūnaehana Hoʻopaʻa Kiʻi Photovoltaic
Hoʻohana ʻia nā Oscillators Crystal: Active Differential (LVPECL output)
Nā alapine maʻamau: 25-100MHz
ʻO nā pūʻolo i manaʻo ʻia: 3225, 5032
Nā Pono Huahana:
Kiʻekiʻe Kiʻekiʻe: E hōʻoia i ka mana pololei a paʻa o ka mālamalama māmā a me nā manawa hoʻololi, e pale ana i ka ʻōlinolino like ʻole a i ʻole ka ʻōlinolino. E hōʻoia pū i ka hoʻouna ʻana i ka ʻikepili pololei a me ka hoʻonohonoho ʻana me ka pūnaewele 5G.
Paʻa Kiʻekiʻe: E kū i nā kūlana koʻikoʻi o waho e like me nā ʻano like ʻole o ka mahana, ka haʻahaʻa, a me ka haʻalulu, e mālama ana i ka puka alapine paʻa e pale ai i nā hana pōʻino (e laʻa, ka neʻe pinepine ʻana i nā wela kiʻekiʻe).
Nui Liʻiliʻi: He mea koʻikoʻi ka nui paʻa no ka hoʻohui ʻana i ka wahi liʻiliʻi i loko o nā pou kukui akamai he nui, kōkua i ka hoʻolālā PCB a me ka hoʻonohonoho ʻana.
5. Nā Hana Hoʻonui: Kaʻa -i-nā mea a pau (V2X) a me Edge Computing
Ka "Lifeline" no ka Millisecond Pane, Ka "Real-Time Filter" for Data Deluge: Ma ka V2X and edge computing system of 5G smart light pole, crystal oscillators is the cornerstone no ka hoʻokō 'ana i ka kiʻekiʻe spatiotemporal synchronization a me ka haʻahaʻa -pilikia i ka ʻikepili palekana o ke alanui.
Mea Koʻikoʻi: RSU (Kekahi alanui), Edge Computing Gateway
Hoʻohana ʻia nā Crystal Oscillators: Active Differential (LVDS, HCSL output)
Nā alapine maʻamau: 156.250MHz
ʻO nā pūʻolo i manaʻo ʻia: 3225, 5032
Nā Pono Huahana:
ʻO ke Kiʻekiʻe Kiʻekiʻe a me ka Paʻa: Pono no ka hoʻouna ʻana i ka ʻikepili pololei, ka hoʻoili ʻana, a me ka hoʻonohonoho ʻana i nā RSU a me nā ʻīpuka, ka pale ʻana i nā hewa a me nā lohi i hana ʻia e ka hoʻololi pinepine. Mālama i ka hana paʻa ma lalo o nā kūlana kaiapuni.
Nui liʻiliʻi: Ua kūpono i nā wahi paʻa o nā RSU a me nā puka puka i hoʻohui ʻia i loko o nā pou kukui.
Hoʻohana Haʻahaʻa Haʻahaʻa: Kōkua e hōʻemi i ka hoʻohana ʻana i ka ikehu holoʻokoʻa o ka pole akamai, e hoʻemi ana i nā kumukūʻai hana a me ke kākoʻo ʻana i nā hiʻohiʻona hoʻohana ʻia i ka lā.
Laulā Wehewela Hana Hana: Hoʻohana hilinaʻi ma nā pae wela ākea i ʻike ʻia ma waho (e laʻa, -40 degere a +85 degere ).
Hiki ke pane wikiwiki: hiki i ka pane wikiwiki i nā kauoha a i ʻole nā hōʻailona, e hōʻoia i ka hoʻoili ʻana i ka ʻikepili i ka manawa.
III. No ke aha e hilinaʻi nui ai nā pou kukui akamai i nā -oscillator kristal hana kiʻekiʻe?
ʻO ke kaiapuni paʻakikī: ʻO ka wela wela o waho (-30 degere ~ 70 degere), haʻahaʻa, uila uila, haʻalulu.
System Complexity: 15+ types of devices requiring timed coordination; clock deviation >Hiki i nā 1μs ke hana i ka haunaele ʻikepili.
5G Kiʻekiʻe-Nā Paʻakikī: Paʻa loa nā nalu millimeter i ka walaʻau ʻana; ʻo nā oscillator kristal maikaʻi ʻole ka maikaʻi ʻole e hōʻemi pololei i ka hōʻailona -a i ka -noise ratio.
IV. Ka hopena
ʻOiai he liʻiliʻi, ʻo nā oscillators aniani nā kia ʻike ʻole ʻia e hōʻoiaʻiʻo ana i ka hana hilinaʻi 7 × 24-hola o nā ʻōnaehana pole kukui akamai i nā ʻumi tausani. Ke koho ʻana iā lākou, e noʻonoʻo i ʻekolu mau ʻano nui: ka paʻa pinepine, ka coefficient drift wela, a me ka helu ʻelemakule. E pale i ka "akamai" e lilo i "mumu" no ka hemahema o ka uaki.