{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9823779","patent":{"patent_number":"US-9823779","title":"Method and device for controlling a head-mounted display by a terminal device","assignee":null,"inventors":[],"filing_date":"2015-06-16T00:00:00.000Z","publication_date":"2017-11-21T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F","G06F"],"num_claims":10,"abstract":"This invention discloses a method and device for controlling a touch screen, including: determining that that the touch screen is working in a track mode; when a finger is sliding on the touch screen, obtaining a sliding track of the finger and displaying the sliding track on both the terminal device and the head-mounted display device synchronously, wherein the sliding track is used to locate the position of the finger on the touch screen; when a switching condition is satisfied, switching the touch screen from the track mode to a trigger mode; and when an operation instruction to the touch screen is detected, triggering the touch screen to perform the corresponding function in accordance with the operation instruction. Compared with existing technologies, the method and device provided by this invention have a higher control precision of the touch screen, do not need to add additional hardware and thus reduce the cost invested."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and device for controlling a head-mounted display by a terminal device","description":"This invention discloses a method and device for controlling a touch screen, including: determining that that the touch screen is working in a track mode; when a finger is sliding on the touch screen,","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9823779","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-9823779","citation_suggestion":"Patentable. \"Method and device for controlling a head-mounted display by a terminal device\" (US-9823779). https://patentable.app/patents/US-9823779","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9823779","json":"https://patentable.app/api/llm-context/US-9823779","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:20:23.020Z"}