Ndemanga Yachidule ya Lithium Niobate Crystal ndi Ntchito Zake - Gawo 8: Kugwiritsa Ntchito Acoustic kwa LN Crystal

Ndemanga Yachidule ya Lithium Niobate Crystal ndi Ntchito Zake - Gawo 8: Kugwiritsa Ntchito Acoustic kwa LN Crystal

Kutumiza kwaposachedwa kwa 5G kumaphatikizapo gulu laling'ono la 6G la 3 mpaka 5 GHz ndi millimeter wave band ya 24 GHz kapena kupitilira apo.Kuwonjezeka kwa mafupipafupi olankhulana sikumangofunika kuti zinthu za piezoelectric za zida za kristalo zikwaniritsidwe, komanso zimafunikanso zowonda zowonda kwambiri komanso malo ang'onoang'ono a ma elekitirodi a interfingered, kotero kuti kupanga zipangizo kumatsutsidwa kwambiri.Choncho, padziko lamayimbidwe Zosefera anakonza kuchokeraLNcrystal ndi lithiamu tantalate crystal, yomwe imagwiritsidwa ntchito kwambiri mu nthawi ya 4G ndi kale, ikukumana ndi mpikisano wachochulukira amacousticwave chipangizo (BAW) ndi filimu woondazambiriphokoso lamayimbidwetor(FBAR) mu nthawi ya 5G.

Kafukufuku waLNcrystal mu fyuluta yapamwamba yapita patsogolo mofulumira, ndipo luso lokonzekera la zipangizo ndi zipangizo zikuwonetseratu kuthekera kwakukulu.Mu 2018, Kimura et al.adakonza chipangizo cha 3.5 GHz longitudinal longitudinal longitudinal sound surface wave kutengera 128 ° YLNchip.In 2019 Lu et al.anakonza mzere wochedwa pogwiritsa ntchitoLNfilimu imodzi ya kristalo yokhala ndi kutayika kochepa kwa 3.2 dB pa 2 GHz, yomwe ingagwiritsidwe ntchito kupititsa patsogolo burodibandi yam'manja (eMMB) ya kulankhulana kwa 5G.Mu 2018, Yang et al.kukonzekeraLNresonato ndi chapakati pafupipafupi 10.8 GHzndikuyika kutaya 10. 8 dB;M'chaka chomwecho, Yang et al.idanenanso 21.4 GHz ndi 29.9 GHz resonators kutengeraLNfilimu ya crystal, yomwe inasonyezanso kuthekera kwaLNkristalo pazida zapamwamba kwambiri.Ofufuzaamakhulupirira kuti chitha kukwaniritsa kufunikira kwa zosefera zazing'ono zakutsogolo ku Kaband (26.5 ~ 40 GHz) mu netiweki ya 5G.Mu 2019, Yang et al.Adanenanso zosefera za C-band zochokeraLNfilimu imodzi ya kristalo, ikugwira ntchito pa 4.5 GHz.

Choncho, ndi chitukuko chaLNkristalo umodzingati afilimu yopyapyala komanso ukadaulo watsopano wamayimbidwe, ngati chimodzi mwazinthu zazikulu za kulumikizana kwa 5G mtsogolo,ndikutsogolo-kumapeto RF fyuluta zochokeraLNkristalo ali ndi chiyembekezo chofunikira chogwiritsa ntchito.

LN Crystal-WISOPTIC

Maselo apamwamba a LN crystal ndi LN Pockels cell opangidwa ndi WISOPTIC (www.wisoptic.com)


Nthawi yotumiza: Feb-09-2022