Intanet na Abubuwa mara batir tare da watsawa mai ƙarfi
Wani yanki da masu bincike a Jami'ar California, San Diego, Amurka suka haɓaka, yana ba da damar na'urorin Intanet na Abubuwa (IoT) don sadarwa tare da cibiyoyin sadarwar Wi-Fi a ƙasa da sau dubu biyar fiye da masu watsa Wi-Fi na yanzu. Dangane da ma'aunin da aka gabatar a taron kasa da kasa da aka kammala kwanan nan akan Semiconductor Circuits ISSCC 2020, yana cinye microwatts 28 kawai (miliyoyin watts).
Tare da wannan ƙarfin, yana iya canja wurin bayanai a megabits biyu a cikin daƙiƙa guda (sauri don yaɗa kiɗa da yawancin bidiyoyin YouTube) har zuwa mita 21 daga nesa.
Na'urorin Wi-Fi na kasuwanci na zamani suna amfani da ɗaruruwan milliwatts (dubun watts) don haɗa na'urorin IoT zuwa masu watsa Wi-Fi. Sakamakon haka, buƙatar batura, batura masu caji, caji akai-akai ko wasu hanyoyin wutar lantarki na waje (duba kuma:) Sabuwar nau'in na'ura yana ba ku damar haɗa na'urori ba tare da wutar lantarki ta waje ba, kamar masu gano hayaki, da sauransu.
Tsarin Wi-Fi yana aiki da ƙaramin ƙarfi, aika bayanai ta amfani da wata dabara da ake kira backscatter. Yana zazzage bayanan Wi-Fi daga na'urar da ke kusa (kamar wayar hannu) ko wurin shiga (AP), yana gyarawa da ɓoye su, sannan a tura shi ta wata tashar Wi-Fi zuwa wata na'ura ko wurin shiga.
An cimma hakan ne ta hanyar sanya wani sashi a cikin na'urar da ake kira wake-up receiver, wanda "yana farkawa" hanyar sadarwar Wi-Fi a lokacin watsawa kawai, sauran lokutan kuma na iya kasancewa cikin yanayin barci mai ceton wuta ta amfani da kadan. 3 microwatts na wutar lantarki.
Source: www.orissapost.com
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