{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11277580","patent":{"patent_number":"US-11277580","title":"I, Q counter circuit and method for time-of-flight image sensor","assignee":null,"inventors":[],"filing_date":"2020-03-31T00:00:00.000Z","publication_date":"2022-03-15T00:00:00.000Z","cpc_codes":["G01S","G01S","G01S","G01S","H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":18,"abstract":"A time-of-flight device comprises a pixel array including a plurality of pixel circuits arranged in an array, respective ones of the plurality of pixel circuits including a first photodiode configured to selectively output two analog signals respectively via two paths, and including a second photodiode configured to selectively output two analog signals respectively via two paths; a signal line coupled to the first photodiode and a second photodiode; and processing circuitry including: a comparator configured to compare a voltage of the signal line with a reference signal and to output a comparison result, and a counter configured to perform a count based on the comparison result in response to a count control signal, wherein the count control signal is configured to switch the counter between an up count mode and a down count mode while a count value is held in the counter."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"I, Q counter circuit and method for time-of-flight image sensor","description":"A time-of-flight device comprises a pixel array including a plurality of pixel circuits arranged in an array, respective ones of the plurality of pixel circuits including a first photodiode configured","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11277580","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-11277580","citation_suggestion":"Patentable. \"I, Q counter circuit and method for time-of-flight image sensor\" (US-11277580). https://patentable.app/patents/US-11277580","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11277580","json":"https://patentable.app/api/llm-context/US-11277580","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T14:27:20.835Z"}