{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9674928","patent":{"patent_number":"US-9674928","title":"Reproduction device and reproduction method","assignee":null,"inventors":[],"filing_date":"2014-10-27T00:00:00.000Z","publication_date":"2017-06-06T00:00:00.000Z","cpc_codes":["H04R","H04R","H04R","H04R","H04R","H04R"],"num_claims":12,"abstract":"A reproduction device includes a plurality of speakers each of which reproduces a sound corresponding to an audio signal, a plurality of light emission elements, a detection unit that analyzes the audio signal, and outputs a timing signal corresponding to an analysis result, a light emission control unit that allows the light emission elements to emit light in a first light emission mode or a second light emission mode, and a switching control unit that provides a switchable period for switching one of the light emission modes to the other of the light emission modes, and determines whether to switch the current light emission mode in response to a trigger of the timing signal input in the switchable period."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Reproduction device and reproduction method","description":"A reproduction device includes a plurality of speakers each of which reproduces a sound corresponding to an audio signal, a plurality of light emission elements, a detection unit that analyzes the aud","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9674928","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-9674928","citation_suggestion":"Patentable. \"Reproduction device and reproduction method\" (US-9674928). https://patentable.app/patents/US-9674928","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9674928","json":"https://patentable.app/api/llm-context/US-9674928","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:23:26.192Z"}