{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8480589","patent":{"patent_number":"US-8480589","title":"Ultrasound imaging method and apparatus to suppress multiple echoes inside the cranium","assignee":null,"inventors":[],"filing_date":"2011-03-24T00:00:00.000Z","publication_date":"2013-07-09T00:00:00.000Z","cpc_codes":["A61B","A61B","A61B","G01S","G01S","G01S","A61B"],"num_claims":10,"abstract":"An ultrasound imaging method comprises the steps of: transmitting a prescanning ultrasonic beam toward a subject and measuring an ultrasonic echo from a bone structure inside a cranium in advance; determining a transfer function of an ultrasonic wave in the cranium based on the measured said ultrasonic echo; transmitting an imaging ultrasonic beam toward the subject; generating a cancelling ultrasonic beam having an opposite phase as an ultrasonic echo reflected by the inner surface of the cranium due to said imaging ultrasonic beam, based on said transfer function; receiving an ultrasonic echo from the subject while cancelling said ultrasonic echo from the bone structure inside the cranium by transmitting the cancelling ultrasonic beam in accordance with the ultrasonic echo from the bone structure inside the cranium due to said imaging ultrasonic beam; and generating an ultrasound image of the subject."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Ultrasound imaging method and apparatus to suppress multiple echoes inside the cranium","description":"An ultrasound imaging method comprises the steps of: transmitting a prescanning ultrasonic beam toward a subject and measuring an ultrasonic echo from a bone structure inside a cranium in advance; det","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8480589","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-8480589","citation_suggestion":"Patentable. \"Ultrasound imaging method and apparatus to suppress multiple echoes inside the cranium\" (US-8480589). https://patentable.app/patents/US-8480589","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8480589","json":"https://patentable.app/api/llm-context/US-8480589","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T12:20:27.911Z"}