TFLN (Thin-Film Lithium Niobate) a TFLT (Thin-Film Lithium Tantalate) na k\u0159em\u00edkov\u00e9 fotonice (SiPh) p\u0159edstavuj\u00ed pokro\u010dilou heterogenn\u00ed integra\u010dn\u00ed platformu vyvinutou k p\u0159ekon\u00e1n\u00ed fyzik\u00e1ln\u00edch omezen\u00ed k\u0159em\u00edku ve fotonick\u00fdch syst\u00e9mech.<\/p>\n
K\u0159em\u00edkov\u00e1 fotonika nab\u00edz\u00ed vynikaj\u00edc\u00ed![\"\"](\"https:\/\/www.fuyao-quartz.com\/wp-content\/uploads\/2026\/04\/TFLN-TFLT-on-SiPh-1-300x300.png\")
nt \u0161k\u00e1lovatelnost a kompatibilitu s CMOS, ale postr\u00e1d\u00e1 siln\u00fd line\u00e1rn\u00ed elektrooptick\u00fd (Pockels\u016fv) efekt a trp\u00ed relativn\u011b vysok\u00fdmi ztr\u00e1tami a omezenou linearitou modulace. K \u0159e\u0161en\u00ed t\u011bchto omezen\u00ed se na platformy SiPh zav\u00e1d\u011bj\u00ed tenkovrstv\u00e9 LiNbO\u2083 a LiTaO\u2083 prost\u0159ednictv\u00edm lepen\u00ed na desti\u010dky nebo technik hybridn\u00ed integrace.<\/p>\n
Toto \u0159e\u0161en\u00ed umo\u017e\u0148uje kombinovat:<\/p>\n
M\u00e1 \u0161irok\u00e9 vyu\u017eit\u00ed v optick\u00fdch propojen\u00edch nov\u00e9 generace, koherentn\u00edch komunika\u010dn\u00edch syst\u00e9mech a mikrovlnn\u00e9 fotonice.<\/p>\n
Tenkovrstv\u00fd niob\u00e1t lithia poskytuje siln\u00fd Pockels\u016fv efekt, kter\u00fd umo\u017e\u0148uje velmi rychlou optickou modulaci s n\u00edzk\u00fdmi vlo\u017en\u00fdmi ztr\u00e1tami. V sou\u010dasn\u00e9 dob\u011b je pr\u016fmyslov\u00fdm standardem pro vysokorychlostn\u00ed optick\u00e9 modul\u00e1tory.<\/p>\n
Tenkovrstv\u00fd tantal\u00e1t lithn\u00fd vykazuje podobn\u00e9 elektrooptick\u00e9 chov\u00e1n\u00ed, ale nab\u00edz\u00ed lep\u0161\u00ed tepelnou stabilitu, vy\u0161\u0161\u00ed pr\u00e1h optick\u00e9ho po\u0161kozen\u00ed a lep\u0161\u00ed rovnom\u011brnost na \u00farovni desti\u010dky. Je pova\u017eov\u00e1n za slibnou alternativu pro v\u00fdkonn\u00e9 a rozs\u00e1hl\u00e9 aplikace.<\/p>\n
![\"\"](\"https:\/\/www.fuyao-quartz.com\/wp-content\/uploads\/2026\/04\/TFLN-TFLT-on-SiPh-3-300x300.png\")
Pro\u010d integrovat TFLN \/ TFLT s k\u0159em\u00edkovou fotonikou?<\/h2>\nSamotn\u00fd k\u0159em\u00edk nem\u016f\u017ee \u00fa\u010dinn\u011b podporovat vysoce v\u00fdkonnou modulaci kv\u016fli:<\/p>\n
Integrac\u00ed TFLN\/TFLT do SiPh platforma dosahuje:<\/p>\n
Tenkovrstv\u00fd LN nebo LT se lep\u00ed na p\u0159edem vyroben\u00e9 vlnovody z k\u0159em\u00edku nebo nitridu k\u0159em\u00edku (Si\/SiN).<\/p>\n
Vlnovody jsou vylept\u00e1ny p\u0159\u00edmo do tenkovrstv\u00e9 vrstvy LN nebo LT.<\/p>\n
<\/p>\n
Struktura 1: Hybridn\u00ed vlnovod (SiPh + TFLN\/TFLT)<\/strong><\/p>\n Struktura 2: H\u0159ebenov\u00fd vlnovod (LNOI\/LTOI)<\/strong><\/p>\n Podporuje optickou modulaci s velmi vysokou \u0161\u00ed\u0159kou p\u00e1sma p\u0159esahuj\u00edc\u00ed 100 GHz, co\u017e umo\u017e\u0148uje p\u0159enosov\u00e9 rychlosti nov\u00e9 generace.<\/p>\n Sn\u00ed\u017een\u00e9 p\u016flvlnn\u00e9 nap\u011bt\u00ed umo\u017e\u0148uje ni\u017e\u0161\u00ed \u0159\u00eddic\u00ed v\u00fdkon ve srovn\u00e1n\u00ed s k\u0159em\u00edkov\u00fdmi modul\u00e1tory.<\/p>\n N\u00edzk\u00e9 ztr\u00e1ty \u0161\u00ed\u0159en\u00ed a vysok\u00fd index lomu umo\u017e\u0148uj\u00ed kompaktn\u00ed a efektivn\u00ed fotonickou integraci.<\/p>\n TFLT zaji\u0161\u0165uje lep\u0161\u00ed odolnost v\u016f\u010di tepeln\u00fdm zm\u011bn\u00e1m a minim\u00e1ln\u00ed drift stejnosm\u011brn\u00e9ho proudu, co\u017e je d\u016fle\u017eit\u00e9 pro dlouhodobou stabilitu syst\u00e9mu.<\/p>\n Integrace zalo\u017een\u00e1 na lepen\u00ed zachov\u00e1v\u00e1 kompatibilitu s k\u0159em\u00edkov\u00fdmi fotonick\u00fdmi procesy a podporuje v\u00fdrobu v m\u011b\u0159\u00edtku desti\u010dek.<\/p>\n TFLN si vyberte, kdy\u017e:<\/p>\n Zvolte si TFLT, kdy\u017e:<\/p>\n Kl\u00ed\u010dovou v\u00fdhodou je p\u0159\u00edtomnost siln\u00e9ho elektrooptick\u00e9ho efektu, kter\u00fd umo\u017e\u0148uje v\u011bt\u0161\u00ed \u0161\u00ed\u0159ku p\u00e1sma, ni\u017e\u0161\u00ed ztr\u00e1ty a ni\u017e\u0161\u00ed spot\u0159ebu energie ne\u017e u k\u0159em\u00edkov\u00fdch modul\u00e1tor\u016f.<\/p>\n Sv\u011btlo se \u0161\u00ed\u0159\u00ed v k\u0159em\u00edkov\u00e9m vlnovodu a \u010d\u00e1ste\u010dn\u011b zasahuje do tenkovrstv\u00e9 vrstvy LN nebo LT. Toto p\u0159ekr\u00fdvaj\u00edc\u00ed se optick\u00e9 pole umo\u017e\u0148uje \u00fa\u010dinnou modulaci bez \u00fapln\u00e9ho p\u0159enosu optick\u00e9ho m\u00f3du.<\/p>\n Ano. Heterogenn\u00ed integrace zalo\u017een\u00e1 na lepen\u00ed umo\u017e\u0148uje kompatibilitu se standardn\u00edmi procesy v\u00fdroby k\u0159em\u00edkov\u00e9 fotoniky, co\u017e umo\u017e\u0148uje velkoobjemovou a n\u00e1kladov\u011b efektivn\u00ed v\u00fdrobu.<\/p>","protected":false},"excerpt":{"rendered":" TFLN (Thin-Film Lithium Niobate) a TFLT (Thin-Film Lithium Tantalate) na k\u0159em\u00edkov\u00e9 fotonice (SiPh) p\u0159edstavuj\u00ed pokro\u010dilou heterogenn\u00ed integra\u010dn\u00ed platformu vyvinutou k p\u0159ekon\u00e1n\u00ed fyzik\u00e1ln\u00edch omezen\u00ed k\u0159em\u00edku ve fotonick\u00fdch syst\u00e9mech.<\/p>","protected":false},"featured_media":2738,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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\n
![\"\"](\"https:\/\/www.fuyao-quartz.com\/wp-content\/uploads\/2026\/04\/6394893d-be15-4e9d-a9ee-d8a80dddc621.png\")
<\/p>\n
\nParametry v\u00fdkonu<\/h2>\n
\n\n\n\n
\n \nParametr<\/th>\n TFLN<\/th>\n TFLT<\/th>\n Pozn\u00e1mky<\/th>\n<\/tr>\n<\/thead>\n \n Elektrooptick\u00fd koeficient (r33)<\/td>\n ~31 pm\/V<\/td>\n ~30 pm\/V<\/td>\n Podobn\u00e1 \u00fa\u010dinnost modulace<\/td>\n<\/tr>\n \n \u0160\u00ed\u0159ka p\u00e1sma 3 dB<\/td>\n 100-400 GHz+<\/td>\n 70-100 GHz+<\/td>\n Mnohem vy\u0161\u0161\u00ed ne\u017e u Si modul\u00e1tor\u016f (~40 GHz)<\/td>\n<\/tr>\n \n V\u03c0-L<\/td>\n 1,8-2,5 V-cm<\/td>\n 2,0-3,5 V-cm<\/td>\n Ni\u017e\u0161\u00ed znamen\u00e1 ni\u017e\u0161\u00ed nap\u011bt\u00ed pohonu<\/td>\n<\/tr>\n \n Optick\u00e9 ztr\u00e1ty<\/td>\n <0,1 dB\/cm<\/td>\n <0,1 dB\/cm<\/td>\n Extr\u00e9mn\u011b n\u00edzk\u00e1<\/td>\n<\/tr>\n \n Index lomu<\/td>\n ~2.1-2.2<\/td>\n ~2.1<\/td>\n Vysok\u00e1 uzav\u00edrac\u00ed schopnost<\/td>\n<\/tr>\n \n Curieho teplota<\/td>\n ~1140\u00b0C<\/td>\n ~600\u00b0C<\/td>\n Odkaz na vlastnost materi\u00e1lu<\/td>\n<\/tr>\n \n Pr\u00e1h optick\u00e9ho po\u0161kozen\u00ed<\/td>\n M\u00edrn\u00e1<\/td>\n Velmi vysok\u00e1<\/td>\n TFLT lep\u0161\u00ed pro vysok\u00fd v\u00fdkon<\/td>\n<\/tr>\n \n Drift stejnosm\u011brn\u00e9ho proudu<\/td>\n V\u00fdrazn\u00e9<\/td>\n Velmi n\u00edzk\u00e1<\/td>\n TFLT m\u00e1 vynikaj\u00edc\u00ed stabilitu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
\n<\/h2>\n
Hlavn\u00ed v\u00fdhody<\/h2>\n
<\/h2>\n
Mo\u017enost vysokorychlostn\u00ed modulace<\/h3>\n
N\u00edzk\u00e1 spot\u0159eba energie<\/h3>\n
Vynikaj\u00edc\u00ed optick\u00fd v\u00fdkon<\/h3>\n
Tepeln\u00e1 a v\u00fdchylkov\u00e1 stabilita (v\u00fdhoda TFLT)<\/h3>\n
\u0160k\u00e1lovateln\u00e1 v\u00fdroba<\/h3>\n
\nSc\u00e9n\u00e1\u0159e pou\u017eit\u00ed<\/h2>\n
\n
\nPokyny pro v\u00fdb\u011br<\/h2>\n
![\"\"](\"https:\/\/www.fuyao-quartz.com\/wp-content\/uploads\/2026\/04\/TFLN-TFLT-on-SiPh-2-300x300.png\")
<\/h2>\n\n
\n
\n\u010cASTO KLADEN\u00c9 DOTAZY<\/h2>\n
1. Jak\u00e1 je hlavn\u00ed v\u00fdhoda TFLN\/TFLT na SiPh ve srovn\u00e1n\u00ed s k\u0159em\u00edkov\u00fdmi modul\u00e1tory?<\/h3>\n
\n2. Jak funguje evanescentn\u00ed vazba v hybridn\u00ed integraci?<\/h3>\n
\n3. Je tato platforma vhodn\u00e1 pro velkov\u00fdrobu?<\/h3>\n