{"id":1962,"date":"2021-11-10T15:24:00","date_gmt":"2021-11-10T20:24:00","guid":{"rendered":"https:\/\/smlegacy.getbeta.link\/?p=1962"},"modified":"2023-05-15T15:29:35","modified_gmt":"2023-05-15T19:29:35","slug":"spatial-audio-with-uwb-the-next-frontier-for-earphones-headsets-and-extended-reality","status":"publish","type":"post","link":"https:\/\/smlegacy.getbeta.link\/fr\/spatial-audio-with-uwb-the-next-frontier-for-earphones-headsets-and-extended-reality\/","title":{"rendered":"Audio spatial avec UWB\u00a0: la prochaine fronti\u00e8re pour les \u00e9couteurs, les casques et la r\u00e9alit\u00e9 \u00e9tendue"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Dans les articles de blog pr\u00e9c\u00e9dents, nous avons mis en \u00e9vidence certaines des applications phares cibl\u00e9es par la connectivit\u00e9 sans fil \u00e0 courte port\u00e9e ultra large bande (UWB) &#8211; \u00e9couteurs audio sans fil, casques de jeu, appareils AR\/VR, lunettes intelligentes, positionnement et suivi, pour n&rsquo;en nommer que quelques-uns. .<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quel est le point commun entre tous ces appareils ? Ce sont toutes des technologies habilitantes de base pour la r\u00e9alit\u00e9 \u00e9tendue (XR), un sur-ensemble de la r\u00e9alit\u00e9 augment\u00e9e (AR), de la r\u00e9alit\u00e9 virtuelle (VR) et de la r\u00e9alit\u00e9 mixte (MR).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ces technologies indiquent un avenir o\u00f9 la XR est omnipr\u00e9sente dans nos vies, ce qui explique pourquoi nos meilleurs innovateurs s&rsquo;efforcent si fort de d\u00e9chiffrer le code qui d\u00e9verrouille enfin la XR pour une consommation commerciale de masse. Les analystes ont pr\u00e9vu que XR pourrait apporter un coup de pouce de 1,5 billion de dollars \u00e0 l&rsquo;\u00e9conomie mondiale d&rsquo;ici 2030, observant que \u00ab\u00a0la technologie XR peut b\u00e9n\u00e9ficier \u00e0 pratiquement toutes les industries\u00a0\u00bb.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">XR est une grande entreprise construite sur une technologie r\u00e9volutionnaire, destin\u00e9e \u00e0 exploiter tous nos sens pour offrir des exp\u00e9riences ultra-immersives comme nous n&rsquo;en avons jamais connu auparavant. Enti\u00e8rement r\u00e9alis\u00e9, XR int\u00e8gre nos capacit\u00e9s sensorielles pour le toucher, la vue et le son. Les trois sens doivent \u00eatre pris en compte, mais pour les besoins de ce blog, nous aimerions approfondir le sujet du son.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">INNOVATION AUDIO<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La qualit\u00e9 et la clart\u00e9 audio sont bien s\u00fbr une pr\u00e9occupation primordiale en ce qui concerne XR, et UWB est des ordres de grandeur plus performants que Bluetooth car il n&rsquo;est pas n\u00e9cessaire de compresser le signal audio avec UWB. Pour la qualit\u00e9 sonore, UWB est largement sup\u00e9rieur au Bluetooth car il permet un d\u00e9bit de donn\u00e9es 10 fois sup\u00e9rieur.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mais il y a un autre avantage crucial que l&rsquo;UWB apporte \u00e0 la table en mati\u00e8re d&rsquo;audio, et il est extr\u00eamement important pour l&rsquo;avenir de XR : l&rsquo;audio spatial.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nous entendons de plus en plus parler de l&rsquo;audio spatial sous une forme ou une autre ces derni\u00e8res ann\u00e9es, et cela signifie diff\u00e9rentes choses pour diff\u00e9rentes personnes selon l&rsquo;application.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour le divertissement cin\u00e9matographique et t\u00e9l\u00e9visuel, l&rsquo;audio spatial s&rsquo;est largement manifest\u00e9 sous la forme de techniques de \u00ab&nbsp;son surround&nbsp;\u00bb qui apportent une profondeur dynamique &#8211; et une hauteur &#8211; au paysage sonore pour une exp\u00e9rience audio plus r\u00e9aliste. C&rsquo;est une approche utilis\u00e9e dans le mixage sonore des films ces derni\u00e8res ann\u00e9es, peut-\u00eatre plus particuli\u00e8rement avec Dolby Atmos, qui \u00e0 son tour a \u00e9t\u00e9 autoris\u00e9 \u00e0 \u00eatre utilis\u00e9 dans la premi\u00e8re offre audio spatiale d&rsquo;Apple.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dans le monde du jeu, l&rsquo;audio spatial permet aux joueurs de rep\u00e9rer les ennemis et les autres \u00e9l\u00e9ments du jeu de tous les c\u00f4t\u00e9s et d&rsquo;y r\u00e9agir plus rapidement. L&rsquo;audio spatial peut consid\u00e9rablement am\u00e9liorer les performances de jeu en garantissant que les signaux audio de position cruciaux sont facilement perceptibles.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les auditeurs de musique, les avantages des \u00e9couteurs \u00e9quip\u00e9s de l&rsquo;audio spatial sont comme la diff\u00e9rence entre la vid\u00e9o 2D et 3D en ce sens qu&rsquo;ils ajoutent une toute nouvelle dimension. Vous avez vraiment besoin de l&rsquo;entendre par vous-m\u00eame pour saisir pleinement la transformation. Plut\u00f4t que d&rsquo;\u00eatre limit\u00e9 \u00e0 des canaux discrets &#8211; comme un canal gauche et droit, comme avec la st\u00e9r\u00e9o &#8211; le son est projet\u00e9 et d\u00e9plac\u00e9 dans un espace audio 3D. Il simule plus de profondeur et de largeur dans le mixage sonore pour que les musiciens et les ing\u00e9nieurs du son puissent travailler leur magie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les appareils AR\/VR et les lunettes intelligentes, l&rsquo;audio spatial peut \u00eatre utilis\u00e9 pour faire sonner les objets virtuels comme s&rsquo;ils \u00e9taient juste \u00e0 c\u00f4t\u00e9 de nous dans le monde r\u00e9el, avec des implications pour un large \u00e9ventail d&rsquo;applications d&rsquo;assistance. L&#8217;emplacement sp\u00e9cifique du son fournit des conseils extr\u00eamement pr\u00e9cieux sous la forme d&rsquo;invites et d&rsquo;indices qui nous guident sur notre chemin et\/ou nous alertent sur les objets et les activit\u00e9s qui nous entourent.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">LA R\u00c9ALIT\u00c9 \u00c9TENDU D\u00c9PEND DU SON<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour toutes ces applications &#8211; en dehors de la valeur de divertissement &#8211; l&rsquo;audio est essentiel pour \u00e9tablir le positionnement spatial, l&rsquo;orientation relative et d&rsquo;autres rep\u00e8res. Il joue un r\u00f4le majeur en aidant les utilisateurs \u00e0 \u00e9tablir une conscience de la situation, et c&rsquo;est pr\u00e9cis\u00e9ment pourquoi il est si important pour les applications XR d&rsquo;aller de l&rsquo;avant. Nous ne pouvons pas nous d\u00e9placer librement dans les environnements virtuels du futur de mani\u00e8re inform\u00e9e si nous ne pouvons pas sentir la profondeur dans toutes les directions. L&rsquo;audio spatial nous donne cette capacit\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La technologie UWB de SPARK permet un d\u00e9bit de donn\u00e9es extr\u00eame qui est parfait non seulement pour diffuser de l&rsquo;audio non compress\u00e9 de haute qualit\u00e9, mais \u00e9galement pour diffuser des donn\u00e9es d&rsquo;unit\u00e9 de mesure inertielle (IMU) \u00e0 faible latence pour permettre \u00e0 ces algorithmes audio spatiaux d&rsquo;op\u00e9rer leur magie. \u00c9tant donn\u00e9 que ces donn\u00e9es de capteur riches peuvent d\u00e9sormais \u00eatre transmises \u00e0 une latence aussi faible avec UWB, cela pourrait \u00e9galement d\u00e9placer la charge de traitement des \u00e9couteurs vers la source\/dongle, ouvrant la porte \u00e0 des \u00e9conomies d&rsquo;\u00e9nergie accrues pour les \u00e9couteurs sans fil \u00e0 l&rsquo;avenir. Cette approche pourrait \u00e9galement prendre en charge des algorithmes plus complexes ex\u00e9cut\u00e9s sur la source\/le dongle, permettant une utilisation beaucoup plus longue entre les recharges et une spatialisation encore meilleure.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cr\u00e9dit photo : Pixabay<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans les articles de blog pr\u00e9c\u00e9dents, nous avons mis en \u00e9vidence certaines des applications phares cibl\u00e9es par la connectivit\u00e9 sans fil \u00e0 courte port\u00e9e ultra large bande (UWB) &#8211; \u00e9couteurs audio sans fil, casques de jeu, appareils AR\/VR, lunettes intelligentes, positionnement et suivi, pour n&rsquo;en nommer que quelques-uns. . Quel est le point commun entre [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1396,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[39],"tags":[],"class_list":["post-1962","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.0 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Audio spatial avec UWB\u00a0: la prochaine fronti\u00e8re pour les \u00e9couteurs, les casques et la r\u00e9alit\u00e9 \u00e9tendue - SPARK microsystems<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/smlegacy.getbeta.link\/fr\/spatial-audio-with-uwb-the-next-frontier-for-earphones-headsets-and-extended-reality\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Audio spatial avec UWB\u00a0: la prochaine fronti\u00e8re pour les \u00e9couteurs, les casques et la r\u00e9alit\u00e9 \u00e9tendue\" \/>\n<meta property=\"og:description\" content=\"Dans les articles de blog pr\u00e9c\u00e9dents, nous avons mis en \u00e9vidence certaines des applications phares cibl\u00e9es par la connectivit\u00e9 sans fil \u00e0 courte port\u00e9e ultra large bande (UWB) &#8211; \u00e9couteurs audio sans fil, casques de jeu, appareils AR\/VR, lunettes intelligentes, positionnement et suivi, pour n&rsquo;en nommer que quelques-uns. . 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