{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11239800","patent":{"patent_number":"US-11239800","title":"Power amplifier bias modulation for low bandwidth envelope tracking","assignee":null,"inventors":[],"filing_date":"2020-09-23T00:00:00.000Z","publication_date":"2022-02-01T00:00:00.000Z","cpc_codes":["H04B","H04B","H04B","H04B"],"num_claims":20,"abstract":"Apparatus and methods for power amplifier bias modulation for low bandwidth envelope tracking are provided herein. In certain embodiments, an envelope tracking system includes a power amplifier that amplifies an RF signal and a low bandwidth envelope tracker that generates a power amplifier supply voltage for the power amplifier based on an envelope of the RF signal. The envelope tracking system further includes a bias modulation circuit that modulates a bias signal of the power amplifier based on a voltage level of the power amplifier supply voltage."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Power amplifier bias modulation for low bandwidth envelope tracking","description":"Apparatus and methods for power amplifier bias modulation for low bandwidth envelope tracking are provided herein. In certain embodiments, an envelope tracking system includes a power amplifier that a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11239800","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-11239800","citation_suggestion":"Patentable. \"Power amplifier bias modulation for low bandwidth envelope tracking\" (US-11239800). https://patentable.app/patents/US-11239800","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11239800","json":"https://patentable.app/api/llm-context/US-11239800","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T09:17:36.863Z"}