{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854477","patent":{"patent_number":"US-9854477","title":"System and method for handoffs between technologies","assignee":null,"inventors":[],"filing_date":"2014-01-03T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04W","H04W","H04W","H04W","H04W","H04W"],"num_claims":22,"abstract":"Systems and methods for providing a handoff between technologies are disclosed. An intra-technology handoff occurs where the same integrated chassis handles the session for the different access technologies. In an intra-technology handoff, the same IP address and the session can be maintained through the handoff. The mobile node can undergo a handoff without issuing a registration request in some embodiments. An inter-technology handoff occurs from one integrated chassis to another integrated chassis. The integrated chassis can preserve session and context information in a session manager and in a handoff from one access technology to another the same session manager can be chosen with the session and context information remaining intact even though the access technology has changed. The integrated chassis can provide an access technology handoff where the core network does not notice any change and applications running on or delivered to the mobile node are not effected."},"analysis":{"summary":"The System and Method for Handoffs Between Technologies patent addresses the challenge of maintaining seamless connectivity as mobile devices transition between different network technologies. The core innovation lies in managing handoffs at the integrated chassis level, preserving session and context information to ensure a smooth transition. This approach simplifies the handoff process, reduces latency, and minimizes the impact on applications running on the mobile device. The patent supports both intra-technology (handoffs within the same network) and inter-technology (handoffs between different networks) handoffs, ensuring a consistent user experience regardless of the network technologies available. This technology has significant business value by improving user satisfaction, reducing network congestion, and enabling new applications that require continuous connectivity. The market opportunity is substantial, as the demand for seamless mobile connectivity continues to grow. By enabling a truly connected world, this patent has the potential to transform the mobile connectivity landscape.","layman_explanation":"The System and Method for Handoffs Between Technologies patent addresses a common frustration for anyone using mobile devices: dropped connections when moving between different networks, like from your home Wi-Fi to your cellular data. \n\n**1. What Problem Does This Solve?**\nImagine you're on a video call as you walk out of your house. As your phone switches from Wi-Fi to cellular, the call often freezes or drops. This happens because the connection isn't seamless. Existing solutions are often slow and disruptive, causing interruptions in your online experience.\n\n**2. How Does It Work?**\nThis patent is like having a highly skilled air traffic controller for your internet connection. Instead of your device clumsily trying to switch networks, this system manages the transition smoothly. Think of it as having a 'session manager' that remembers exactly what you were doing online and instantly transfers that information to the new network. So, your video call continues without a hitch, just like a baton pass in a relay race.\n\n**3. Why Does This Matter?**\nIn today's world, constant connectivity is crucial. This technology improves user experience, reduces frustration, and opens up new possibilities. For example, it can enable seamless roaming between different mobile carriers, making international travel much easier. It also paves the way for applications that require uninterrupted connections, such as remote medical procedures or autonomous driving.\n\n**4. What's Next?**\nWe can expect to see this technology integrated into more devices and networks in the coming years. As 5G and other advanced technologies become more widespread, the need for seamless handoffs will only increase. This patent positions its owners to capitalize on this growing demand and potentially revolutionize the way we stay connected.","technical_analysis":"The System and Method for Handoffs Between Technologies patent details a system architecture designed to facilitate seamless handoffs between different network technologies, focusing on maintaining session continuity and minimizing disruption to the user experience. The core component is an integrated chassis that manages handoffs within and between different access technologies. Intra-technology handoffs occur within the same chassis, where the same IP address and session are maintained, eliminating the need for re-registration. Inter-technology handoffs involve transitions between different chassis, where session and context information are preserved in a session manager, ensuring that the same session manager can be chosen even when the access technology changes.\n\nThe system leverages existing networking protocols and adds a layer of abstraction to handle the complexities of handoff management. The implementation involves modifications to the mobile node and the network infrastructure. On the mobile node side, the system requires the ability to detect and evaluate available network technologies. On the network side, the integrated chassis must be capable of managing session information and coordinating handoffs with other chassis.\n\nAlgorithmically, the handoff process involves several steps: network discovery, handoff initiation, session transfer, and network registration. The system uses a combination of active and passive scanning to discover available networks. Handoff initiation can be triggered by various events, such as signal strength degradation or network congestion. Session transfer involves moving session and context information from the old network to the new network. Network registration involves updating the network with the new location of the mobile node.\n\nThe integration patterns involve seamless interaction with existing network infrastructure. The system is designed to be compatible with a wide range of network technologies, including Wi-Fi, cellular, and other wireless networks. Performance characteristics are optimized for low latency and high reliability. The system uses techniques such as fast handoff and context transfer to minimize disruption to the user experience.\n\nCode-level implications involve modifications to the operating system and network stack of the mobile node. The system requires the ability to intercept and redirect network traffic during the handoff process. It also requires the ability to manage session information and coordinate handoffs with the network infrastructure.","business_analysis":"The System and Method for Handoffs Between Technologies patent presents a significant market opportunity in the mobile connectivity space. The increasing demand for seamless connectivity and the proliferation of mobile devices have created a need for more efficient and reliable handoff solutions. This patent addresses this need by providing a system that enables seamless transitions between different network technologies.\n\nThe market opportunity size is substantial, as the mobile connectivity market is expected to continue to grow rapidly in the coming years. The competitive advantages of this technology include improved user experience, reduced network congestion, and new business opportunities. The technology enables seamless roaming agreements between different network operators, allowing users to move between networks without incurring additional charges or experiencing service disruptions. It also enables the development of new applications that require continuous connectivity, such as remote surgery and autonomous vehicles.\n\nThe revenue potential is significant, as the technology can be licensed to mobile network operators, device manufacturers, and application developers. The business models include licensing fees, subscription fees, and revenue sharing agreements. The strategic positioning of the technology is strong, as it addresses a critical need in the mobile connectivity market. The ROI projections are attractive, as the technology can generate significant revenue while reducing network congestion and improving user satisfaction.","faqs":null,"topics":["mobile handoff","network connectivity","wireless technology","seamless roaming","IP address mobility","system","method","handoffs"],"tech_cluster":null},"seo":{"title":"Seamless Handoffs - System and Method for Handoffs Between Technologies","description":"Discover the System and Method for Handoffs Between Technologies patent, ensuring seamless mobile connectivity. Full analysis, claims, and technical details.","keywords":["mobile handoff","network connectivity","wireless technology","seamless roaming","IP address mobility","patent US-9854477","handoff technology","network transition","integrated chassis","session management"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854477","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-9854477","citation_suggestion":"Patentable. \"System and method for handoffs between technologies\" (US-9854477). https://patentable.app/patents/US-9854477","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854477","json":"https://patentable.app/api/llm-context/US-9854477","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T19:30:12.411Z"}