{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9640203","patent":{"patent_number":"US-9640203","title":"Multi-frequency microwave assisted magnetic recording apparatus and method","assignee":null,"inventors":[],"filing_date":"2016-02-23T00:00:00.000Z","publication_date":"2017-05-02T00:00:00.000Z","cpc_codes":["G11B","G11B","G11B","G11B","G11B"],"num_claims":22,"abstract":"An apparatus comprises a recording transducer configured for microwave-assisted magnetic recording (MAMR) and a magnetic recording medium. The recording transducer comprises a write pole configured to generate a write magnetic field and a write-assist arrangement proximate the write pole. The write-assist arrangement is configured to generate a radio frequency assist magnetic field at a plurality of different frequencies. The magnetic recording medium comprises a plurality of tracks, wherein adjacent tracks of the medium have different ferromagnetic resonant frequencies."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Multi-frequency microwave assisted magnetic recording apparatus and method","description":"An apparatus comprises a recording transducer configured for microwave-assisted magnetic recording (MAMR) and a magnetic recording medium. The recording transducer comprises a write pole configured to","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9640203","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-9640203","citation_suggestion":"Patentable. \"Multi-frequency microwave assisted magnetic recording apparatus and method\" (US-9640203). https://patentable.app/patents/US-9640203","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9640203","json":"https://patentable.app/api/llm-context/US-9640203","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T13:17:15.334Z"}