{"id":13051,"date":"2023-07-11T02:42:01","date_gmt":"2023-07-11T02:42:01","guid":{"rendered":"https:\/\/www.rayzeek.com\/?p=13051"},"modified":"2023-12-26T08:36:57","modified_gmt":"2023-12-26T08:36:57","slug":"what-is-ultrasonic-sensor","status":"publish","type":"post","link":"https:\/\/www.rayzeek.com\/cs\/glosar\/co-je-ultrazvukovy-senzor","title":{"rendered":"Co je ultrazvukov\u00fd senzor"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-what-is-ultrasonic-sensor\">Co je ultrazvukov\u00fd senzor<\/h2><p>Ultrazvukov\u00fd senzor je typ senzoru nebo technologie, kter\u00e1 vyu\u017e\u00edv\u00e1 vysokofrekven\u010dn\u00ed zvukov\u00e9 vlny k detekci p\u0159\u00edtomnosti a vzd\u00e1lenosti objekt\u016f. Ultrazvukov\u00fd senzor funguje tak, \u017ee vys\u00edl\u00e1 zvukov\u00e9 vlny o frekvenci vy\u0161\u0161\u00ed, ne\u017e je horn\u00ed hranice lidsk\u00e9ho sluchu, a m\u011b\u0159\u00ed dobu, za kterou se vlny po dopadu na objekt odraz\u00ed zp\u011bt.<\/p><div class=\"insert_portfolio_outer_wrapper\"><h3>Inspirujte se portfoliem pohybov\u00fdch senzor\u016f Rayzeek.<\/h3><p>Nena\u0161li jste to, co jste cht\u011bli? Nebojte se. V\u017edy existuj\u00ed alternativn\u00ed zp\u016fsoby \u0159e\u0161en\u00ed va\u0161ich probl\u00e9m\u016f. Mo\u017en\u00e1 v\u00e1m pom\u016f\u017ee n\u011bkter\u00e9 z na\u0161ich portfoli\u00ed.<\/p><div class = \"insert_portfolio_buttons\"><div class = \"insert_portfolio_button_wrapper\"><div><a href = \"https:\/\/www.rayzeek.com\/cs\/kategorie-produktu\/snimace-pohybu\"><p>Senzory pohybu PIR<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/cs\/spinace-se-snimacem-pohybu\"><p>Sp\u00edna\u010de s pohybov\u00fdm senzorem<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/cs\/occupancy-vacancy-sensors\"><p>Senzory p\u0159\u00edtomnosti<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/cs\/produkty\/rz050\"><p>Senzor pohybu klimatizace<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/cs\/kategorie-produktu\/motion-sensor-light-strip\"><p>Sv\u011bteln\u00e9 p\u00e1sky s pohybov\u00fdm senzorem<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/cs\/kategorie-produktu\/stejnosmerny-senzorovy-stmivac\"><p>N\u00edzkonap\u011b\u0165ov\u00e9 stejnosm\u011brn\u00e9 sn\u00edma\u010de pohybu\/stm\u00edva\u010de<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/cs\/kategorie-produktu\/bezdratove-senzory-pohybu\"><p>Sady bezdr\u00e1tov\u00fdch sn\u00edma\u010d\u016f pohybu<\/p><\/a><\/div><\/div><\/div><\/div><p>Sn\u00edma\u010d se skl\u00e1d\u00e1 z p\u0159evodn\u00edku, kter\u00fd vys\u00edl\u00e1 ultrazvukov\u00e9 impulsy a p\u0159ij\u00edm\u00e1 jejich ozv\u011bnu. Tyto impulsy, obvykle o frekvenci 40 kHz, se \u0161\u00ed\u0159\u00ed vzduchem a p\u0159i setk\u00e1n\u00ed s p\u0159ek\u00e1\u017ekou nebo p\u0159edm\u011btem se odr\u00e1\u017eej\u00ed zp\u011bt. V\u00fdpo\u010dtem \u010dasov\u00e9ho intervalu mezi vysl\u00e1n\u00edm a p\u0159\u00edjmem m\u016f\u017ee sn\u00edma\u010d ur\u010dit vzd\u00e1lenost k objektu.<\/p><p>Ultrazvukov\u00e9 senzory jsou zn\u00e1m\u00e9 svou spolehlivost\u00ed v r\u016fzn\u00fdch sv\u011bteln\u00fdch prost\u0159ed\u00edch, proto\u017ee nejsou ovlivn\u011bny faktory, jako je sv\u011btlo, kou\u0159, prach, barva nebo vlastnosti materi\u00e1l\u016f, s v\u00fdjimkou velmi m\u011bkk\u00fdch materi\u00e1l\u016f, kter\u00e9 mohou zvuk pohlcovat. D\u00edky tomu jsou vhodn\u00e9 pro bezkontaktn\u00ed detekci c\u00edl\u016f s r\u016fzn\u00fdmi vlastnostmi povrchu.<\/p><p>V osv\u011btlovac\u00edm pr\u016fmyslu nach\u00e1zej\u00ed ultrazvukov\u00e9 senzory uplatn\u011bn\u00ed p\u0159i p\u0159edch\u00e1zen\u00ed koliz\u00edm, detekci p\u0159\u00edtomnosti, sn\u00edm\u00e1n\u00ed hladiny, detekci polohy a m\u011b\u0159en\u00ed vzd\u00e1lenosti. Jsou obzvl\u00e1\u0161t\u011b \u00fa\u010dinn\u00e9 p\u0159i detekci pr\u016fhledn\u00fdch a pr\u016fhledn\u00fdch objekt\u016f, tak\u017ee jsou u\u017eite\u010dn\u00e9 ve sc\u00e9n\u00e1\u0159\u00edch, kde mohou selhat optick\u00e9 technologie. Ultrazvukov\u00e9 senzory se hojn\u011b pou\u017e\u00edvaj\u00ed v senzorech p\u0159\u00edtomnosti osob, kter\u00e9 detekuj\u00ed p\u0159\u00edtomnost osob a podle toho upravuj\u00ed osv\u011btlen\u00ed, a tak\u00e9 v syst\u00e9mech pro vyu\u017eit\u00ed denn\u00edho sv\u011btla, kter\u00e9 m\u011b\u0159\u00ed mno\u017estv\u00ed p\u0159irozen\u00e9ho sv\u011btla a optimalizuj\u00ed \u00farove\u0148 um\u011bl\u00e9ho osv\u011btlen\u00ed. Lze je tak\u00e9 vyu\u017e\u00edt v syst\u00e9mech venkovn\u00edho osv\u011btlen\u00ed pro bezpe\u010dnostn\u00ed \u00fa\u010dely, kdy p\u0159i zji\u0161t\u011bn\u00ed p\u0159\u00edtomnosti p\u0159edm\u011bt\u016f nebo osob spust\u00ed aktivaci sv\u011btel nebo jin\u00fdch bezpe\u010dnostn\u00edch opat\u0159en\u00ed.<\/p><div class=\"insert_inquiry_outer_wrapper\"><h3>Hled\u00e1te \u0159e\u0161en\u00ed \u00faspory energie aktivovan\u00e9 pohybem?<\/h3><p>Obra\u0165te se na n\u00e1s pro kompletn\u00ed PIR senzory pohybu, produkty pro \u00fasporu energie aktivovan\u00e9 pohybem, sp\u00edna\u010de se senzorem pohybu a komer\u010dn\u00ed \u0159e\u0161en\u00ed pro detekci p\u0159\u00edtomnosti\/volnosti.<\/p><div class = \"insert_inquiry_buttons\"><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email\"><div><a href = \"mailto:info@rayzeek.com\"><p>Odeslat e-mail<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email_contact\"><div><a href=\"https:\/\/www.rayzeek.com\/cs\/kontakt\"><p>Kontaktn\u00ed formul\u00e1\u0159<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_chat chat_jump\"><div><a href=\"#\"><p>Chat Online<\/p><\/a><\/div><\/div><\/div><\/div><div class=\"wp-block-group glossary_faqs\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h2 class=\"wp-block-heading\" id=\"h-frequently-asked-questions\">\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-what-is-ultrasonic-in-simple-terms\">Co je to ultrazvuk v jednoduch\u00fdch term\u00ednech<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>Ultrazvuk ozna\u010duje vibrace, jejich\u017e frekvence jsou vy\u0161\u0161\u00ed ne\u017e frekvence, kter\u00e9 \u010dlov\u011bk sly\u0161\u00ed, obvykle vy\u0161\u0161\u00ed ne\u017e 20 kilohertz\u016f. Ultrazvukov\u00e9 vlny s velmi vysokou amplitudou se tak\u00e9 ozna\u010duj\u00ed jako sonick\u00e9.<\/p><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-how-does-an-ultrasonic-light-sensor-work\">Jak funguje ultrazvukov\u00fd sv\u011bteln\u00fd senzor<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>Ultrazvukov\u00e9 sv\u011bteln\u00e9 senzory funguj\u00ed na z\u00e1klad\u011b vys\u00edl\u00e1n\u00ed zvukov\u00fdch vln o frekvenci, kter\u00e1 je mimo dosah lidsk\u00e9ho sluchu. N\u00e1sledn\u011b \u010dekaj\u00ed, a\u017e se zvukov\u00e9 vlny odraz\u00ed zp\u011bt, a vypo\u010d\u00edtaj\u00ed vzd\u00e1lenost na z\u00e1klad\u011b doby, za kterou se vlny vr\u00e1t\u00ed. Tento proces je srovnateln\u00fd s t\u00edm, jak radar m\u011b\u0159\u00ed dobu, za kterou se r\u00e1diov\u00e9 vlny vr\u00e1t\u00ed po sr\u00e1\u017ece s objektem.<\/p><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-is-ultrasonic-the-same-as-infrared\">Je ultrazvuk tot\u00e9\u017e co infra\u010derven\u00e1 technologie?<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>Ultrazvukov\u00e9 senzory vyu\u017e\u00edvaj\u00ed zvukov\u00e9 vlny, zn\u00e1m\u00e9 jako echolokace, k ur\u010den\u00ed vzd\u00e1lenosti mezi objektem a v\u00e1mi. Naopak infra\u010derven\u00e9 senzory vyu\u017e\u00edvaj\u00ed infra\u010derven\u00e9 sv\u011btlo ke zji\u0161t\u011bn\u00ed p\u0159\u00edtomnosti objektu. Tyto sn\u00edma\u010de se tak\u00e9 v\u00fdrazn\u011b li\u0161\u00ed z hlediska p\u0159esnosti a spolehlivosti.<\/p><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-what-devices-use-ultrasonic-sensors\">Jak\u00e1 za\u0159\u00edzen\u00ed pou\u017e\u00edvaj\u00ed ultrazvukov\u00e9 senzory<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>Ultrazvukov\u00e9 senzory se b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed jako senzory p\u0159ibl\u00ed\u017een\u00ed v r\u016fzn\u00fdch za\u0159\u00edzen\u00edch. Lze je nal\u00e9zt v technologii samo\u010dinn\u00e9ho parkov\u00e1n\u00ed automobil\u016f a v bezpe\u010dnostn\u00edch syst\u00e9mech proti kolizi. Krom\u011b toho se ultrazvukov\u00e9 senzory pou\u017e\u00edvaj\u00ed v robotick\u00fdch syst\u00e9mech detekce p\u0159ek\u00e1\u017eek a ve v\u00fdrobn\u00edch technologi\u00edch.<\/p><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-what-is-the-frequency-in-ultrasonic\">Jak\u00e1 je frekvence ultrazvuku<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>Zvuky s frekvenc\u00ed 20 kHz a vy\u0161\u0161\u00ed se ozna\u010duj\u00ed jako ultrazvuk nebo ultrazvuk. Vysokofrekven\u010dn\u00ed zvuk spad\u00e1 do rozsahu 8 a\u017e 20 kHz. Zvuk s frekvenc\u00ed vy\u0161\u0161\u00ed ne\u017e 16 kHz je sotva sly\u0161iteln\u00fd, ale nen\u00ed zcela nesly\u0161iteln\u00fd.<\/p><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-what-are-3-disadvantages-of-using-ultrasonic-sensors\">Jak\u00e9 jsou 3 nev\u00fdhody pou\u017e\u00edv\u00e1n\u00ed ultrazvukov\u00fdch senzor\u016f<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>Mezi nev\u00fdhody tradi\u010dn\u00edch ultrazvukov\u00fdch sn\u00edma\u010d\u016f pat\u0159\u00ed omezen\u00fd rozsah testov\u00e1n\u00ed, nep\u0159esn\u00e9 m\u011b\u0159en\u00ed a strnul\u00e9 techniky sn\u00edm\u00e1n\u00ed. Nicm\u00e9n\u011b tato omezen\u00ed lze odstranit a p\u0159ekonat pou\u017eit\u00edm vhodn\u00fdch nedestruktivn\u00edch zku\u0161ebn\u00edch n\u00e1stroj\u016f a metodik.<\/p><\/div><\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Ultrazvukov\u00fd senzor je typ senzoru nebo technologie, kter\u00e1 vyu\u017e\u00edv\u00e1 vysokofrekven\u010dn\u00ed zvukov\u00e9 vlny k detekci p\u0159\u00edtomnosti a vzd\u00e1lenosti objekt\u016f.<\/p>","protected":false},"author":4,"featured_media":12865,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"article_term":"","article_term_alternate":"","article_term_def":"","article_hook":"","auto_links":"[{\"keyword\": \"occupancy sensors\", \"idxall\": 0, \"keywordtitlesimi\": 0.9767544776201249, \"keywordslugsimi\": 0.9415887236595154, \"paratitlesimi\": 0.6937130570411683, \"paraslugsimi\": 0.7066742599010468, \"slug\": 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