{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11521634","patent":{"patent_number":"US-11521634","title":"System and method for acoustic echo cancelation using deep multitask recurrent neural networks","assignee":null,"inventors":[],"filing_date":"2020-09-09T00:00:00.000Z","publication_date":"2022-12-06T00:00:00.000Z","cpc_codes":["G10L","G10L","G06N","G06N","H04M","H04M","H04R","G10L","H04R"],"num_claims":18,"abstract":"A method for performing echo cancellation includes: receiving a far-end signal from a far-end device at a near-end device; recording a microphone signal at the near-end device including: a near-end signal; and an echo signal corresponding to the far-end signal; extracting far-end features from the far-end signal; extracting microphone features from the microphone signal; computing estimated near-end features by supplying the microphone features and the far-end features to an acoustic echo cancellation module including: an echo estimator including a first stack of a recurrent neural network configured to compute estimated echo features based on the far-end features; and a near-end estimator including a second stack of the recurrent neural network configured to compute the estimated near-end features based on an output of the first stack and the microphone signal; computing an estimated near-end signal from the estimated near-end features; and transmitting the estimated near-end signal to the far-end device."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"System and method for acoustic echo cancelation using deep multitask recurrent neural networks","description":"A method for performing echo cancellation includes: receiving a far-end signal from a far-end device at a near-end device; recording a microphone signal at the near-end device including: a near-end si","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11521634","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-11521634","citation_suggestion":"Patentable. \"System and method for acoustic echo cancelation using deep multitask recurrent neural networks\" (US-11521634). https://patentable.app/patents/US-11521634","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11521634","json":"https://patentable.app/api/llm-context/US-11521634","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T10:00:12.872Z"}