{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9746699","patent":{"patent_number":"US-9746699","title":"Optical frequency shifter, single sideband modulator, and light insertion and branch apparatus","assignee":null,"inventors":[],"filing_date":"2016-03-14T00:00:00.000Z","publication_date":"2017-08-29T00:00:00.000Z","cpc_codes":["G02F","H04B","H04B","H04J","H04J"],"num_claims":14,"abstract":"An optical frequency shifter includes a splitter that branch a first optical signal having a first frequency component, a first mutual phase modulator that generate a second optical signal having a second frequency component and a third optical signal having a third frequency component with mutual phase modulation of the first optical signal and a first optical beat signal, a phase converter that change a phase of an output of the first mutual phase modulator, a second mutual phase modulator that generate the second optical signal and the third optical signal with mutual phase modulation of the first phase converter of output signal and a second optical beat signal, and a combiner that interfere between an output of the second mutual phase modulator and another optical signal obtained by branching of the splitter."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical frequency shifter, single sideband modulator, and light insertion and branch apparatus","description":"An optical frequency shifter includes a splitter that branch a first optical signal having a first frequency component, a first mutual phase modulator that generate a second optical signal having a se","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9746699","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-9746699","citation_suggestion":"Patentable. \"Optical frequency shifter, single sideband modulator, and light insertion and branch apparatus\" (US-9746699). https://patentable.app/patents/US-9746699","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9746699","json":"https://patentable.app/api/llm-context/US-9746699","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:45:50.714Z"}