Lokacin da shekaru uku da suka wuce mun yi katunan ƙwaƙwalwar ajiya don amfani da masana'antu, a cikin sharhin akwai buƙatun kada a yi magana game da drones da kyamarori - sun ce, wannan ba yanki bane na aikace-aikacen irin waɗannan katunan ƙwaƙwalwar ajiya. Ok, mun gaya wa kanmu kuma mun rubuta shi a cikin shirin abun ciki - yi bugawa tare da shari'ar masana'antu. Amma, kamar yadda ya faru, bayan kwararar wallafe-wallafe game da sababbin samfuran Kingston, wannan abu ya kasance a cikin jerin baya na dogon lokaci, har sai da ya kasance a nan, akan Habré, wanda muka sadu da shi. . Tun shekarar 2016 take amfani da waɗannan katunan ƙwaƙwalwar ajiya, kuma tana amfani da ɗaruruwan su. Af, a cikin gadar rediyo mai girman gigabit 40 a kan Yenisei, wacce ta isar sadarwa mara waya, an shigar da katunan ƙwaƙwalwar ajiya .
Yankin batu na shari'ar shine sadarwar broadband akan igiyoyin milimita
A ƙarshen 2016, wato, daidai lokacin da katunan ƙwaƙwalwar ajiya na masana'antu na Kingston daga bitanmu suka bayyana, an shirya tsalle mai inganci a cikin saurin hanyoyin haɗin rediyo mara waya ta baya a cikin kasuwar sadarwa. Ƙarni na biyu na tashoshin relay na rediyo a cikin gudun 1 Gbit/s, rinjaye a cikin 2010-2015, ya kamata ya wuce sandar zuwa hanyoyin haɗin rediyo na ƙarni na uku masu iya aiki a cikin ma'auni na 10 Gigabit Ethernet da kuma watsa bayanai a cikin gudun 10. Gbit/s.
Rediyon gadoji 2x20 Gbit/s a fadin Yenisei a Igarka. Source: DOK LLC
Af, don yin tashar rediyo tare da halayen watsawa kamar na USB na gani, aƙalla ana buƙatar abubuwa biyu akan sikelin duniya: ƙirƙirar sabon tushe don sadarwa mara waya ta 10 Gigabit Ethernet (10GE) da Rarraba kewayon mitar isa a nisa inda zai yiwu a "daidai" rafin bayanai na 10- gigabit. Wannan kewayon shine saitin mitoci 71-76/81-86 GHz, wanda, tare da hasken hannun mai sarrafa FCC na Amurka, an ware shi a cikin Amurka a cikin 2008. Ba da daɗewa ba wannan misalin ya biyo bayan masu gudanarwa a kusan dukkanin ƙasashen duniya, ciki har da Rasha (Ma'aikatar Sadarwa ta Tarayyar Rasha ta ba da izinin yin amfani da 71-76 / 81-86 GHz don amfani da kyauta tun 2010).
A cikin 2016, kwakwalwan kwamfuta na MMIC (microwave monolithic hadedde da'irori) waɗanda masu zanen kaya ke buƙata, masu iya samar da siginar siginar rediyo ta QAM 256 don ƙimar canja wurin bayanai na 10 Gbit / s, a ƙarshe sun bayyana a kasuwar duniya, kuma tseren ya fara ganin wanda zai zama na farko da ya ƙaddamar da samfuran kasuwanci na kayan aikin relay na rediyo a kasuwa. 10GE. Abin mamaki shine, samfurin farko na samar da irin waɗannan hanyoyin haɗin rediyo an ƙirƙira shi a Rasha a kamfanin injiniya na St. Petersburg DOK kuma an nuna shi a Mobile World Congress (MWC 2017) a Barcelona a 2017. To, me ya sa? - bayan haka, Alexander Popov ya ƙirƙira rediyo a St.
A yau, a cikin 2019, rediyo mara waya ta 10GE sun zama ma'aunin masana'antar gaskiya. Godiya ga babban abin da ake samarwa, layin rediyo guda 10 Gbit/s sau da yawa yakan yi hidima ga duka unguwar zama ko babban yanki na masana'antu tare da sadarwa. Masu aiki na wayar hannu suna son amfani da hanyoyin haɗin rediyo na 10GE don ƙashin baya tsakanin tashoshin tushe na 4G/LTE, saboda suna tabbatar da aiki tare da tashoshin tushe tare da agogon tunani na cibiyar bayanai na ma'aikacin salula, wanda ke da mahimmanci don watsa zirga-zirgar multimedia zuwa wayoyin hannu da kwamfutar hannu. Baya ga wayar tarho da shiga Intanet, ana watsa daruruwan tashoshi na TV na dijital ta hanyar tashar mara waya ta Gigabit Ethernet 10, kuma akwai kwararar bayanai daga kyamarori na CCTV.
"Wannan duk yana da ban sha'awa ta hanyarsa," in ji mai karanta Habr, "amma menene alaƙar katunan ƙwaƙwalwar Kingston da shi?" Amma wannan shine abin da za mu ci gaba a yanzu.
"Black Box" a cikin kayan aikin rediyo
Katin ƙwaƙwalwa shigar a cikin tsarin sarrafawa na gidan rediyon PPC-10G wanda DOK ke ƙera azaman ajiyar fayil don fayilolin daidaitawa da shigar da matsayin kayan aiki. Ana rubuta duk mahimman sigogin aiki masu mahimmanci zuwa katin a kusa da agogo: ƙimar canja wurin bayanai a cikin tashar, matakin siginar da aka karɓa (RSL, Karɓa Matsayin Siginar), zazzabi a cikin akwati, sigogin samar da wutar lantarki da ƙari mai yawa. Bisa ga ka'idodin masana'anta, katin dole ne ya adana irin waɗannan bayanan don akalla shekara guda na aikin kayan aiki, sannan an sake rubuta sabon bayanan akan tsofaffin. Aiki ya nuna cewa don biyan wannan buƙatu, ƙarfin ƙwaƙwalwar ajiyar katin 8 GB ya isa, don haka DOK yanzu yana amfani da irin waɗannan katunan. Saitin tashoshin rediyo guda biyu yana buƙatar katunan ƙwaƙwalwar ajiya na UHS-I na Zazzabi na Masana'antu guda biyu, saboda an sanya kati a kowannen su.
Gidajen gidan rediyo na PPC-10G, module tare da katin ƙwaƙwalwar masana'antu na Kingston. Source: DOK LLC
Injiniyan hanyar sadarwa ko mai gudanarwa na ma'aikacin sadarwa lokaci-lokaci yana zazzage rajistan ayyukan daga katin ƙwaƙwalwar ajiya ta hanyar FTP ko duba su a cikin mahaɗin yanar gizo. Ta wannan hanyar, ana ƙididdige ƙididdiga akan ƙarfin tashoshi da kwanciyar hankali na abubuwan cikin gida na tashoshin rediyo. Bayani daga rajistan ayyukan yana da mahimmanci musamman a yanayin gazawar kayan aiki ko canjin sa zuwa raguwar adadin canja wurin bayanai.
Yin amfani da bayanai daga rajistan ayyukan da abokin ciniki ya bayar, ƙwararrun tallafin fasaha na DOC na iya tantance matsalar kuma suna ba da shawarar hanya mafi sauri don warware ta. Alal misali, ganin cewa matakin siginar da aka karɓa (RSL) ya canza daga wani lokaci, za mu iya yanke shawarar cewa, mafi mahimmanci, nunin eriya a juna ya "samu kuskure". Wannan wani lokaci yana faruwa bayan iskar guguwa mai ƙarfi ko ƙanƙara ta faɗo kan eriya daga saman saman hasumiya ta hanyar sadarwa.
Ma'aikatan sadarwa, lokacin da suke siyan kayan aikin watsa radiyo mai girman gigabit 10 masu tsada, suna dogaro da babban amincin duk abubuwan da ke tattare da shi bisa ga ka'idar "saita shi kuma manta da shi". Katin ƙwaƙwalwar ajiya ba togiya anan. Wani muhimmin abu a nan shi ne wahalar samun kayan aiki don aikin gyarawa. A mafi yawan lokuta, hanyoyin haɗin rediyo a cikin kewayon 71-76/81-86 GHz ana shigar dasu akan hasumiya na sadarwa, akan rufin gine-gine da sifofi. A bayyane yake cewa hawan hasumiya na kankara a cikin hunturu na Rasha don maye gurbin abubuwan da aka gyara ba abu ne mai sauƙi da haɗari ba. Kodayake katin ƙwaƙwalwar ajiya ba abu ne mai mahimmanci ba a cikin tashoshin PPC-10G, kuma idan ya kasa, layin rediyo zai ci gaba da aiki, amma ikon yin rikodin kayan aiki da rajistan ayyukan tashar sadarwa zai ɓace. Saboda haka, abin dogara aiki na katunan yana da mahimmanci ga masu kera hanyoyin haɗin rediyo da kuma abokan ciniki waɗanda masu gudanar da tarho ke wakilta.
Kusa da tsarin tashar PPC-10G tare da katin ƙwaƙwalwar ajiya na Kingston masana'antu. Source: DOK LLC
“Mun shafe fiye da shekaru 10 muna kera da samar da gidajen rediyo a kasar Rasha, kuma a wannan lokacin mun gwada katunan ƙwaƙwalwar ajiya daga masana'anta daban-daban. Wasu katunan sun yi aiki na shekara guda, wasu na tsawon shekaru biyu, amma sai da muka tsara su daga nesa, kuma wani lokacin ma hakan bai taimaka ba, wanda ya haifar da korafi daga masu siyan kayan mu. Lokacin da aka ƙaddamar da samfurin 2016-Gigabit PPC-10G a cikin samarwa a cikin 10, mun juya zuwa ga mai ba da kayayyaki, Superwave (St. Petersburg), don shawara. Sun ba da shawarar katunan ƙwaƙwalwar ajiyar masana'antu na Kingston, suna masu cewa babu shakka ba za a sami matsala tare da su ba. Tun daga wannan lokacin, babu katin Kingston ko ɗaya da ya gaza, kuma mun riga mun shigar da kusan dubu ɗaya daga cikinsu. Kuma wannan duk da cewa ana amfani da kayan aikin sadarwa duk shekara a waje a cikin mawuyacin hali,” in ji Daniil Korneev, darektan kamfanin DOK.
Yadda ake ketare iyakokin zafin jiki na katunan ƙwaƙwalwa da sauran abubuwan haɗin gwiwa
Idan kun kalli shafin tare da Zazzabi na masana'antu microSD UHS-I katunan ƙwaƙwalwar ajiya, zaku iya ganin iyakokin garantin aiki da kewayon zafin ajiya na su: daga -40 ° C zuwa + 85 ° C. Amma menene za a yi idan ana sarrafa tashoshin rediyo a cikin Arctic Rasha, inda da dare zai iya zama -50 ° C ko ma ƙasa? Ko, akasin haka, wani wuri a Afirka?
Gidan rediyon Relay PPC-10G tare da katin ƙwaƙwalwar ajiya na Kingston a cikin garin Tarko-Sale, gundumar Purovsky na Yamal-Nenets Okrug mai cin gashin kansa. Source: DOK LLC
Don yanayin hunturu, tashoshin rediyo na rediyo suna sanye da na'urar dumama ta atomatik, wanda ke tabbatar da zafin jiki a cikin gidaje sama da 0 ° C ko da a cikin sanyi mai tsanani. A cikin yanayin "farawar sanyi," ta hanyar kwatankwacin ƙaddamar da kayan aikin mota a cikin Arctic, mai zafi yana farawa da farko. Yana toshe kunna kayan aikin lantarki har sai yanayin yanayin tashar ya tashi zuwa iyaka mai karɓuwa.
Yanzu muna zuwa babban iyaka na kewayon zafin jiki. Ganin cewa kowane masana'antun, ciki har da na Rasha, suna ƙoƙarin sayar da hanyoyin sadarwar su na rediyo a duk faɗin duniya, kayan aikin dole ne su yi aiki akai-akai ko da a ƙarƙashin zafin rana. Don gyare-gyaren wurare masu zafi, an shigar da tsarin fadada tsarin radiators a cikin tashoshin DOK, yana rarraba zafi a cikin jikin kayan aiki.
Ana shigar da tashar rediyo ta PPC-10G (tare da katin ƙwaƙwalwar ajiyar Kingston, ba shakka) a kan wani babban gini a cikin Emirates. Source: DOK LLC
"A matsayin sharhi kan katunan ƙwaƙwalwar ajiya na Kingston, Ina so in lura cewa ƙananan ma'aunin zafin jiki na -40 ° C a cikin ƙayyadaddun su ana ba da shi tare da babban gefe. Ya sha faruwa ga abokan cinikinmu da suka fito daga yankunan arewacin Rasha cewa an kashe gidajen rediyo a ƙananan zafin jiki, kuma ba mu taɓa yin rikodin gazawar katunan ƙwaƙwalwar ajiya ba lokacin da aka kunna kayan aikin daga baya. Dangane da iyakar zafin jiki na sama, ma'aunin zafin jiki a cikin akwati, wanda muka sake karba daga katunan ƙwaƙwalwar ajiya na Kingston, bai nuna sama da matakin +80 ° C don hanyoyin haɗin rediyo a Gabas ta Tsakiya ba. Don haka fargabar cewa rana za ta dumama tashoshin da kayan aikinsu sama da iyakokin da aka halatta ga abokan cinikinmu a Riyadh ko Ajman ya zama mara tushe,” Daniil Korneev ya bayyana ra'ayinsa game da katunan ƙwaƙwalwar ajiya.
Wannan lamari ne mai ban sha'awa don katunan ƙwaƙwalwar ajiya na Kingston Industrial Temperature microSD UHS-Na ba mu . Muna fatan ci gaba da buga nazarin shari'a daga masana'antu da kimiyya akan samfuran Kingston daban-daban nan ba da jimawa ba.
Biyan kuɗi zuwa blog ɗin Fasaha na Kingston kuma ku kasance da mu.
Don ƙarin bayani game da samfuran da fatan za a ziyarci gidan yanar gizon kamfanin.
source: www.habr.com