{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9733728","patent":{"patent_number":"US-9733728","title":"Position detecting device and position detecting method","assignee":null,"inventors":[],"filing_date":"2015-02-24T00:00:00.000Z","publication_date":"2017-08-15T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F","G06F"],"num_claims":11,"abstract":"A projector includes: a pointer detecting unit that determines a type of each pointer; a coordinate calculating unit that calculates a pointed position of the pointer; a storage unit that stores a reference variation amount of the pointed position by the pointer for each of the pointers; and a projection control unit that acquires, from the storage unit, the reference variation amount according to the type of the pointer determined by the pointer detecting unit, and corrects, based on the acquired reference variation amount, the pointed position detected by the coordinate calculating unit."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Position detecting device and position detecting method","description":"A projector includes: a pointer detecting unit that determines a type of each pointer; a coordinate calculating unit that calculates a pointed position of the pointer; a storage unit that stores a ref","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9733728","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-9733728","citation_suggestion":"Patentable. \"Position detecting device and position detecting method\" (US-9733728). https://patentable.app/patents/US-9733728","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9733728","json":"https://patentable.app/api/llm-context/US-9733728","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:46:11.312Z"}