{"id":53847,"date":"2022-10-25T18:02:55","date_gmt":"2022-10-25T16:02:55","guid":{"rendered":"https:\/\/www.connessioni.biz\/?p=53847"},"modified":"2022-11-02T17:08:11","modified_gmt":"2022-11-02T16:08:11","slug":"bose-and-meeting-room-acoustics-a-combination-of-physics-and-technology","status":"publish","type":"post","link":"https:\/\/www.connessioni.biz\/en\/bose-and-meeting-room-acoustics-a-combination-of-physics-and-technology\/","title":{"rendered":"Bose Professional and meeting room acoustics: a combination of physics and technology"},"content":{"rendered":"

In the popular hybrid business environment of today, meeting participants are no longer all together, in the same space, but can be connected from anywhere, even improvised environments! How do you make sure that all attendees can collaborate better? Bose Professional offers<\/strong> its point of view\u2026<\/strong><\/p>\n

Audio is the main weakness in hybrid meetings, for two reasons: the first is the poor microphone receptivity for remote participants, while the second is the poor quality of the speakers for the in-person participants, who often cannot hear those who joined remotely. And if the audio signal isn\u2019t clear, no video or screen sharing will be able to save the meeting. Bose Professional<\/strong>\u2019s goal is that all participants should be clearly heard and understood. In acoustics it is called \u201cspeech intelligibility\u201d, referring to the frequency range of speech and its understanding by the human ear. Based on some in-depth research done by Bose Professional, today we break down the most common acoustic challenges and some techniques that can help overcome them.<\/p>\n

First of all, we start from the awareness that sound behaves remarkably similar to light and it\u2019s useful to use light to visually explain how sound interacts with various types of spaces and environments. For example, light and sound are reflected from certain types of surfaces \u2013 in the case of sound, from hard and rigid surfaces such as glass, tiles or wood, which cause various kinds of annoying echoes. Even rough or uneven surfaces can absorb or diffuse sound in incorrect ways. Reflection, critical distance, absorption and diffusion are the key dynamics to be considered when evaluating a particular meeting place. The structural elements of each room, after all \u2013 walls, floor and ceiling \u2013 generate sound reverberation. Solid materials often cause sound waves to bounce, and complex room geometries can cause variations in reverberation time depending on the direction of the sound source.<\/p>\n

The simplest remedy for staying within critical distance and fighting room reverberations is to keep attendees within a ten-foot radius and use a directivity microphone to detect the audio source. A device like the Bose Videobar VB1<\/strong><\/a>, which includes an array of beamforming microphones that track people speaking in the room and remove echoes from reflections even up to six metres away, are particularly suited to addressing these issues. For meeting rooms with high ceilings (up to five metres) it\u2019s recommended to use absorbent materials as an acoustic remedy. For example, carpet is perfect for large venues such as theatres and concert halls, as well as large meeting rooms. Sound absorbing curtains are also indicated, or acoustic foam panels designed to absorb sound energy in the frequency range from 500 Hz to 4 kHz, in which most of the reflection on speech occurs.<\/p>\n

Just as important as absorption, diffusion is not as simple. Diffusers come in a large variety of shapes, but the most common are small squares arranged in a pattern on a panel, rounded or cylindrical columns and panels. As with other acoustic treatments, specific sizes and shapes are related to equally specific frequency bands. More active solutions are also available, including the EdgeMax EM180<\/strong><\/a> speaker. Its wave guide, which manages the directional propagation of sound energy, keeps that energy away from reflective surfaces such as walls or windows and can reduce the need for passive acoustic treatments such as absorption panels. Similarly, the Bose Videobar VB1 uses the aforementioned beamforming technology along with proprietary speaker transducers that reproduce accurate and immersive audio.<\/p>\n

pro.bose.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

In the popular hybrid business environment of today, meeting participants are no longer all together, in the same space, but can be connected from anywhere, even improvised environments! How do…<\/p>\n","protected":false},"author":7,"featured_media":53899,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5715],"tags":[6278],"yoast_head":"\nBose Professional and meeting room acoustics: a combination of physics and technology - connessioni.biz<\/title>\n<meta name=\"description\" content=\"Connessioni \u00e8 un progetto di comunicazione integrata nato nel 2006 e pensato per creare un anello di congiunzione tra i mondi delle tecnologie e delle applicazioni, con quello dei loro utilizzatori e della progettazione.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.connessioni.biz\/en\/bose-and-meeting-room-acoustics-a-combination-of-physics-and-technology\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bose Professional and meeting room acoustics: a combination of physics and technology - connessioni.biz\" \/>\n<meta property=\"og:description\" content=\"Connessioni \u00e8 un progetto di comunicazione integrata nato nel 2006 e pensato per creare un anello di congiunzione tra i mondi delle tecnologie e delle applicazioni, con quello dei loro utilizzatori e della progettazione.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.connessioni.biz\/en\/bose-and-meeting-room-acoustics-a-combination-of-physics-and-technology\/\" \/>\n<meta property=\"og:site_name\" content=\"connessioni.biz\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/TeamConnessioni\" \/>\n<meta property=\"article:published_time\" content=\"2022-10-25T16:02:55+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-11-02T16:08:11+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.connessioni.biz\/wp-content\/uploads\/2022\/10\/bose.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"605\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Matteo Fontana\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Matteo Fontana\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.connessioni.biz\/en\/bose-and-meeting-room-acoustics-a-combination-of-physics-and-technology\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.connessioni.biz\/en\/bose-and-meeting-room-acoustics-a-combination-of-physics-and-technology\/\"},\"author\":{\"name\":\"Matteo Fontana\",\"@id\":\"https:\/\/www.connessioni.biz\/en\/#\/schema\/person\/1f080d111e2f5a2a2f42ae304b1c57a6\"},\"headline\":\"Bose Professional and meeting room acoustics: a combination of physics and technology\",\"datePublished\":\"2022-10-25T16:02:55+00:00\",\"dateModified\":\"2022-11-02T16:08:11+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.connessioni.biz\/en\/bose-and-meeting-room-acoustics-a-combination-of-physics-and-technology\/\"},\"wordCount\":592,\"publisher\":{\"@id\":\"https:\/\/www.connessioni.biz\/en\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.connessioni.biz\/en\/bose-and-meeting-room-acoustics-a-combination-of-physics-and-technology\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.connessioni.biz\/wp-content\/uploads\/2022\/10\/bose.png\",\"keywords\":[\"Bose Professional\"],\"articleSection\":[\"References\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.connessioni.biz\/en\/bose-and-meeting-room-acoustics-a-combination-of-physics-and-technology\/\",\"url\":\"https:\/\/www.connessioni.biz\/en\/bose-and-meeting-room-acoustics-a-combination-of-physics-and-technology\/\",\"name\":\"Bose Professional and meeting room acoustics: a combination of physics and technology - 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