{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8509458","patent":{"patent_number":"US-8509458","title":"Portable electronic apparatus and sound output-controlling program","assignee":null,"inventors":[],"filing_date":"2007-09-05T00:00:00.000Z","publication_date":"2013-08-13T00:00:00.000Z","cpc_codes":["H04R"],"num_claims":1,"abstract":"Information on a use situation of a portable electronic apparatus possessed by a user is acquired from an illuminance sensor, a contact sensor, and a GPS portion as use situation-acquiring portions, and a volume of a sound outputted either to a speaker provided as an internal sound-outputting unit in the portable electronic apparatus or to an external sound-outputting unit such as a headphone is controlled in accordance with the acquired information. Thus, even when a plug of the headphone falls off from the portable electronic apparatus despite an intention of the user, an unpleasant sound is prevented from being outputted from the speaker to a circumference."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Portable electronic apparatus and sound output-controlling program","description":"Information on a use situation of a portable electronic apparatus possessed by a user is acquired from an illuminance sensor, a contact sensor, and a GPS portion as use situation-acquiring portions, a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8509458","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-8509458","citation_suggestion":"Patentable. \"Portable electronic apparatus and sound output-controlling program\" (US-8509458). https://patentable.app/patents/US-8509458","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8509458","json":"https://patentable.app/api/llm-context/US-8509458","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T12:23:05.081Z"}