{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8509928","patent":{"patent_number":"US-8509928","title":"Method and apparatus for producing stationary intense wave fields of arbitrary shape","assignee":null,"inventors":[],"filing_date":"2005-05-23T00:00:00.000Z","publication_date":"2013-08-13T00:00:00.000Z","cpc_codes":["H04S","A61B","A61B","A61B"],"num_claims":33,"abstract":"Method for producing a stationary wave field of arbitrary shape comprising the steps of defining at least one volume being limited in the direction of the axis of propagation of a beam, of the type 0≦z≦L; defining an intensity pattern within the said region 0≦z≦L by a function F(z), describing the said localized and stationary intensity pattern, which is approximated by means of a Fourier expansion or by a similar expansion in terms of (trigonometric) orthogonal functions; providing a generic superposition of Bessel or other beams highly transversally confined; calculating the maximum number of superimposed Bessel beams the amplitudes, the phase velocities and the relative phases of each Bessel beam of the superposition, and the transverse and longitudinal wavenumbers of each Bessel beam of the superposition."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for producing stationary intense wave fields of arbitrary shape","description":"Method for producing a stationary wave field of arbitrary shape comprising the steps of defining at least one volume being limited in the direction of the axis of propagation of a beam, of the type 0≦","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8509928","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-8509928","citation_suggestion":"Patentable. \"Method and apparatus for producing stationary intense wave fields of arbitrary shape\" (US-8509928). https://patentable.app/patents/US-8509928","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8509928","json":"https://patentable.app/api/llm-context/US-8509928","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T13:41:24.577Z"}