{"guid":"caa261ba-e54d-5cf0-9d48-6882db26c89d","title":"Open Hardware Multichannel Sound Interface for Hearing Aid Research on BeagleBone Black with openMHA: Cape4all","subtitle":null,"slug":"lac2018-35-open_hardware_multichannel_sound_interface_for_hearing_aid_research_on_beaglebone_black_with_openmha_cape4all","link":"https://c3voc.de","description":"\nThe paper describes a new multichannel sound interface for the\nBeagleBone Black, \"Cape4all\".\nThe sound interface has 6 input channels with optional microphone\npre-amplifiers and between 4 and 6 output channels.\nThe multichannel sound extension cape for the BeagleBone\nBlack is designed and produced.\nAn ALSA driver is written for it.\nIt is used with the openMHA hearing aid research software to perform\nhearing aid signal processing on the BeagleBone Black with a\ncustomized Debian distribution tailored to real-time audio signal processing.\n        \n\n\nThe paper describes a new multichannel sound interface for the\nBeagleBone Black, \"Cape4all\".\nThe sound interface has 6 input channels with optional microphone\npre-amplifiers and between 4 and 6 output channels.\nThe multichannel sound extension cape for the BeagleBone\nBlack is designed and produced.\nAn ALSA driver is written for it.\nIt is used with the openMHA hearing aid research software to perform\nhearing aid signal processing on the BeagleBone Black with a\ncustomized Debian distribution tailored to real-time audio signal processing.\n        ","original_language":"eng","persons":["Tobias Herzke","Hendrik Kayser","Christopher Seifert","Paul Maanen","Christopher Obbard","Guillermo Payá-Vayá","Holger Blume"," Volker Hohmann"],"view_count":383,"promoted":false,"date":"2018-06-08T00:00:00.000+02:00","release_date":"2018-06-10T02:00:00.000+02:00","updated_at":"2026-03-16T23:15:06.398+01:00","tags":["lac18","35"],"length":1822,"duration":1822,"thumb_url":"https://static.media.ccc.de/media/events/lac/lac18/35-hd.jpg","poster_url":"https://static.media.ccc.de/media/events/lac/lac18/35-hd_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/lac/lac18/caa261ba-e54d-5cf0-9d48-6882db26c89d-timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/lac/lac18/caa261ba-e54d-5cf0-9d48-6882db26c89d-thumbnails.vtt","frontend_link":"https://media.ccc.de/v/lac2018-35-open_hardware_multichannel_sound_interface_for_hearing_aid_research_on_beaglebone_black_with_openmha_cape4all","url":"https://api.media.ccc.de/public/events/caa261ba-e54d-5cf0-9d48-6882db26c89d","conference_title":"Linux Audio Conference 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