{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8520872","patent":{"patent_number":"US-8520872","title":"Apparatus and method for sound processing in a virtual reality system","assignee":null,"inventors":[],"filing_date":"2009-08-14T00:00:00.000Z","publication_date":"2013-08-27T00:00:00.000Z","cpc_codes":["H04S","G06F","A63F","H04S","H04S"],"num_claims":46,"abstract":"An apparatus to perform sound processing in a virtual reality system includes a sound processing unit to process and produce sound output in sound areas divided into a focus area within a predetermined visual field and a non-focus area out of the predetermined visual field in a virtual reality space for sound sources; and a control unit to divide the sound areas into the focus area and the non-focus area, and to control the sound output of the sound processing unit such that a volume of sound in a first space is gradually decreased while a volume of sound in a second space is gradually increased when a space shift from the first space to the second space in the virtual reality space is detected."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Apparatus and method for sound processing in a virtual reality system","description":"An apparatus to perform sound processing in a virtual reality system includes a sound processing unit to process and produce sound output in sound areas divided into a focus area within a predetermine","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8520872","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-8520872","citation_suggestion":"Patentable. \"Apparatus and method for sound processing in a virtual reality system\" (US-8520872). https://patentable.app/patents/US-8520872","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8520872","json":"https://patentable.app/api/llm-context/US-8520872","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T22:29:49.000Z"}