{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11252378","patent":{"patent_number":"US-11252378","title":"Batteryless doorbell with rectified power delivery","assignee":null,"inventors":[],"filing_date":"2020-01-02T00:00:00.000Z","publication_date":"2022-02-15T00:00:00.000Z","cpc_codes":["H02M","H04N","H02M","H02M","H04M","H02M","H02M"],"num_claims":21,"abstract":"In implementations described herein, A/V recording and communication doorbell devices (“A/V doorbells”) and signaling devices may be powered from a common AC waveform. In some implementations, an A/V doorbell and its corresponding signaling device may be arranged in a circuit loop where a portion of an AC waveform is used to power the A/V doorbell and the other portions of the AC waveform is used to power the signaling device. For example, a positive phase of the AC waveform may be used to power one of the A/V doorbell or signaling device and a negative phase of the AC waveform may be used to power the other of the A/V doorbell or signaling device. In some cases, an energy harvester device may be used to slow charge a battery or supercapacitor from the circuit loop to power the A/V doorbell and/or signaling device."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Batteryless doorbell with rectified power delivery","description":"In implementations described herein, A/V recording and communication doorbell devices (“A/V doorbells”) and signaling devices may be powered from a common AC waveform. In some implementations, an A/V ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11252378","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-11252378","citation_suggestion":"Patentable. \"Batteryless doorbell with rectified power delivery\" (US-11252378). https://patentable.app/patents/US-11252378","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11252378","json":"https://patentable.app/api/llm-context/US-11252378","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T23:59:02.948Z"}