{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9832563","patent":{"patent_number":"US-9832563","title":"Headphone driver for attenuating pop and click noises and system on chip having the same","assignee":null,"inventors":[],"filing_date":"2014-11-17T00:00:00.000Z","publication_date":"2017-11-28T00:00:00.000Z","cpc_codes":["H04R","H04R"],"num_claims":20,"abstract":"A headphone driver includes a pre-main amplifier and a main amplifier. The pre-main amplifier receives an input signal from first and second node and outputs the input signal to a third node. The main amplifier is between the third node and a fourth node. A first switch is between the fourth node and a fifth node. A second switch is between the fourth node and a sixth node. A third switch is between the fourth node and a seventh node. A fourth switch is between the fifth and seventh nodes. A fifth switch is between the first and fifth nodes. A capacitor is between the third and fifth nodes. A first feedback resistor is between the first and seventh nodes. A second feedback resistor is between the second and sixth nodes, and the sixth and seventh nodes are connected to a speaker."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Headphone driver for attenuating pop and click noises and system on chip having the same","description":"A headphone driver includes a pre-main amplifier and a main amplifier. The pre-main amplifier receives an input signal from first and second node and outputs the input signal to a third node. The main","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9832563","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-9832563","citation_suggestion":"Patentable. \"Headphone driver for attenuating pop and click noises and system on chip having the same\" (US-9832563). https://patentable.app/patents/US-9832563","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9832563","json":"https://patentable.app/api/llm-context/US-9832563","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T15:43:24.600Z"}