{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8520521","patent":{"patent_number":"US-8520521","title":"Method and apparatus for initiating a storage window in a wireless communications system","assignee":null,"inventors":[],"filing_date":"2006-09-28T00:00:00.000Z","publication_date":"2013-08-27T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L","H04L","H04L","H04L","H04W","H04W"],"num_claims":14,"abstract":"A method for initiating a storage window of a receiving end in a wireless communications system, which periodically retransmits previously transmitted data packets in an unacknowledged mode, includes receiving a first PDU after a receiving entity of the receiving end is established, re-established, or after a timer expires, and initiating a state variable, which is defined to be a sequence number of the highest numbered packet that has been received, according to a sequence number of the first received packet. An example of the wireless communications system is the Universal Mobile Telecommunications System (UMTS) with a multimedia broadcast/multicast service (MBMS) application."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for initiating a storage window in a wireless communications system","description":"A method for initiating a storage window of a receiving end in a wireless communications system, which periodically retransmits previously transmitted data packets in an unacknowledged mode, includes ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8520521","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-8520521","citation_suggestion":"Patentable. \"Method and apparatus for initiating a storage window in a wireless communications system\" (US-8520521). https://patentable.app/patents/US-8520521","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8520521","json":"https://patentable.app/api/llm-context/US-8520521","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T22:14:29.963Z"}