{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9590563","patent":{"patent_number":"US-9590563","title":"2G support for 2G and 3G/4G envelope tracking modulator","assignee":null,"inventors":[],"filing_date":"2016-01-29T00:00:00.000Z","publication_date":"2017-03-07T00:00:00.000Z","cpc_codes":["H04B"],"num_claims":20,"abstract":"There is provided an amplification stage including an envelope tracking modulated supply for tracking a reference signal, comprising a low frequency path for tracking low frequency variations in the reference signal and for providing a first output voltage, and a high frequency path for tracking high frequency variations in the reference signal and for providing a second output voltage, and a combiner for combining the first and second output voltages to provide a third output voltage, the amplification stage further comprising a first amplifier arranged to receive the first output voltage as a supply voltage, and a second amplifier arranged to receive the third output voltage as a supply voltage, wherein the first and second amplifiers are enabled in different modes of operation."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"2G support for 2G and 3G/4G envelope tracking modulator","description":"There is provided an amplification stage including an envelope tracking modulated supply for tracking a reference signal, comprising a low frequency path for tracking low frequency variations in the r","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9590563","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-9590563","citation_suggestion":"Patentable. \"2G support for 2G and 3G/4G envelope tracking modulator\" (US-9590563). https://patentable.app/patents/US-9590563","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9590563","json":"https://patentable.app/api/llm-context/US-9590563","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:22:38.152Z"}