{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8536021","patent":{"patent_number":"US-8536021","title":"Trap rich layer formation techniques for semiconductor devices","assignee":null,"inventors":[],"filing_date":"2012-11-26T00:00:00.000Z","publication_date":"2013-09-17T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"A trap rich layer for an integrated circuit chip is formed by chemical etching and/or laser texturing of a surface of a semiconductor layer. In some embodiments, a trap rich layer is formed by a technique selected from the group of techniques consisting of laser texturing, chemical etch, irradiation, nanocavity formation, porous Si-etch, semi-insulating polysilicon, thermal stress relief and mechanical texturing. Additionally, combinations of two or more of these techniques may be used to form a trap rich layer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Trap rich layer formation techniques for semiconductor devices","description":"A trap rich layer for an integrated circuit chip is formed by chemical etching and/or laser texturing of a surface of a semiconductor layer. In some embodiments, a trap rich layer is formed by a techn","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8536021","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-8536021","citation_suggestion":"Patentable. \"Trap rich layer formation techniques for semiconductor devices\" (US-8536021). https://patentable.app/patents/US-8536021","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8536021","json":"https://patentable.app/api/llm-context/US-8536021","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:19:20.525Z"}