Bayani na Ultra-Wideband (Ma'anar UWB)
Ultra-Wide Band (UWB) wata hanya ce ta hanyar sadarwa wadda aka yi amfani da shi a cikin sadarwar waya wadda ta yi amfani da ƙananan amfani da wutar lantarki don cimma haɗin haɗakar bandwidth . A wasu kalmomi, ana nufi don watsa bayanai mai yawa a cikin wani ɗan gajeren nisa ba tare da yin amfani da karfi ba.
An tsara asali na tsarin radar na kasuwanci, fasaha ta UWB na da aikace-aikacen aikace-aikacen lantarki da keɓaɓɓun hanyoyin sadarwa na zamani (PAN) .
Bayan wasu matakan farko a cikin tsakiyar 2000, sha'awar UWB ba ta yarda da yawa ba saboda goyon bayan Wi-Fi da kuma 60 GHz mara waya ta hanyar sadarwa mara waya .
Lura: Ultra-Wide Band ana kiransa mai watsa labaran radiyo ko mara waya ta zamani, amma yanzu an san shi da matsanancin launi da ultraband, ko rage shi azaman UWB.
Yadda UWB ke aiki
Hanyoyin watsa layin waya marar iyaka masu tsaka-tsayi suna aika siginar siginar gajeren hanyoyi a kan babbar bakan. Wannan yana nufin an tattara bayanai a kan tashoshin tashoshin tashoshi sau ɗaya, duk abin da ya fi 500 MHz.
Alal misali, siginar UWB dake tsakiya a 5 GHz yawanci ya ƙetare sama da 4 GHz da 6 GHz. Alamar siginar ta bada damar UWB don tallafawa manyan nau'in bayanai na waya na 480 Mbps zuwa 1.6 Gbps, a nisa har zuwa mita kaɗan. A tsawon nisa, yawancin bayanai na UWB sun sauke sosai.
Idan aka kwatanta da watsa bakan gizo, hanyar ultraband ta amfani da ita ta nuna cewa ba ya tsangwama tare da sauran watsawa a cikin wannan mita na mita, kamar layin watsa ragowar swittska da mai ɗauka.
Aikace-aikacen UWB
Wasu amfani da fasaha na ultra-wideband a cikin hanyoyin sadarwa na intanet sun hada da:
- Mara waya mara waya
- Mara waya mai mahimmancin bidiyo
- Binciken mara waya
- Mara waya masu saka idanu
- Bluetooth mai zuwa gaba
- Harkokin hulɗa da ɗan adam
- Canja wurin fayil ba tare da PC ba
Kebul na USB ba don maye gurbin igiyoyi na USB da na PC tare da haɗin waya ba bisa UWB. Cibiyar CableFree na USB ta UWB da kuma Certified Wireless Kebul (WUSB) suna aiki a gudun tsakanin 110 Mbps da 480 Mbps dangane da nisa.
Ɗaya hanyar da za ta raba bidiyon babban ma'anar waya mara waya ta hanyar sadarwar gida ta hanyar haɗin UWB. A tsakiyar shekarun 2000, halayen UWB mafi girma sun iya ɗaukar nauyin abun ciki da yawa fiye da nauyin Wi-Fi a wannan lokaci, amma Wi-Fi ya kama.
Yawancin matakan masana'antu don bidiyo na bidiyo ba tare da UWB ba tare da Wireless HD (WiHD) da Interface Definition Mara waya (WHDI) .
Saboda wutar lantarki tana buƙatar ƙananan ƙarfin yin aiki, fasaha ta UWB zai iya aiki da kyau a cikin na'urorin Bluetooth. Kamfanonin sunyi ƙoƙari na shekaru da dama su kunshi fasahar UWB zuwa Bluetooth 3.0 amma watsi da wannan yunkurin a shekarar 2009.
Ƙididdigar iyaka na sigina na UWB sun hana amfani da shi don haɗin kai tsaye zuwa ɗigon hanyoyi . Duk da haka, wasu samfurori na wayoyin salula sun kunna tare da UWB don goyan bayan aikace-aikacen takwarorinsu. Fasaha Wi-Fi ta ƙarshe ya bada ikon da ya dace da shi don maye gurbin UWB a wayoyi da Allunan, ma.